← all pages
HW_04_ANS
view live ↗
<header> <nav aria-label="Breadcrumb"> <p><a href="/Sandboxes/johnnyphung/chem65/02:_Homework/HW_04_ANS#">Chemistry 65: Preparatory Chemistry</a> > <a href="/Sandboxes/johnnyphung/chem65/02:_Homework/HW_04_ANS#">Homework</a></p> </nav> <h1>HW 04 ANS</h1> </header> <main role="main"> <div id="preview" class="preview scrollEditor"> <div id="container-ruller"></div> <div id="preview-content"> <h2 type="section" data-unnumbered="true" id="review-questions" class="section-title"> REVIEW QUESTIONS</h2> <h2 type="section" data-unnumbered="true" id="chapter-4" class="section-title"> Chapter 4</h2> <ol> <li>Complete each question below with an appropriate term:<br /> a) <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.14ex;" width="4.525ex" height="0.084ex" role="img" focusable="false" viewbox="0 25 2000 37"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mi"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1000,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g></g></g></svg></mjx-container></span> Noble gases Un-reactive elements in the last group of the periodic table.<br /> b) <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.14ex;" width="4.525ex" height="0.084ex" role="img" focusable="false" viewbox="0 25 2000 37"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mi"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1000,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g></g></g></svg></mjx-container></span> Alkaline-earth metals Elements in group 2 of the periodic table.<br /> c) <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.14ex;" width="4.525ex" height="0.084ex" role="img" focusable="false" viewbox="0 25 2000 37"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mi"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1000,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g></g></g></svg></mjx-container></span> Transition metals Elements between the main group elements.<br /> d) <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.14ex;" width="4.525ex" height="0.084ex" role="img" focusable="false" viewbox="0 25 2000 37"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mi"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1000,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g></g></g></svg></mjx-container></span> Halogens Elements in group 7 of the periodic table.</li> <li>Name and write symbol for each element described below:<br /> a) Alkali metal in period 4: <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.14ex;" width="4.525ex" height="0.084ex" role="img" focusable="false" viewbox="0 25 2000 37"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mi"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1000,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g></g></g></svg></mjx-container></span> K, potassium<br /> b) Halogen in period 2: <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.14ex;" width="4.525ex" height="0.084ex" role="img" focusable="false" viewbox="0 25 2000 37"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mi"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1000,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g></g></g></svg></mjx-container></span> F, fluorine<br /> c) Alkaline-earth metal in period 3: <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.14ex;" width="4.525ex" height="0.084ex" role="img" focusable="false" viewbox="0 25 2000 37"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mi"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1000,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g></g></g></svg></mjx-container></span> Mg, magnesium<br /> d) Metalloid in period 3: <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.14ex;" width="4.525ex" height="0.084ex" role="img" focusable="false" viewbox="0 25 2000 37"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mi"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1000,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g></g></g></svg></mjx-container></span> Si, silicon<br /> e) Noble gas in period 5: <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.14ex;" width="4.525ex" height="0.084ex" role="img" focusable="false" viewbox="0 25 2000 37"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mi"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1000,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g></g></g></svg></mjx-container></span> Xe, xenon</li> <li>Complete each statement below with a suitable word or phrase:<br /> A) The "soccer ball" model of the atom is attributed to <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.14ex;" width="4.525ex" height="0.084ex" role="img" focusable="false" viewbox="0 25 2000 37"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mi"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1000,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g></g></g></svg></mjx-container></span> John Dalton<br /> B) Thomson discovered the <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.14ex;" width="4.525ex" height="0.084ex" role="img" focusable="false" viewbox="0 25 2000 37"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mi"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1000,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g></g></g></svg></mjx-container></span> electron in 1897.<br /> C) Rutherford discovered that the atom was mostly hollow through the<br /> <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.14ex;" width="4.525ex" height="0.084ex" role="img" focusable="false" viewbox="0 25 2000 37"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mi"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1000,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g></g></g></svg></mjx-container></span> gold foil experiment.<br /> D) The number of protons in an atom is called the <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.14ex;" width="4.525ex" height="0.084ex" role="img" focusable="false" viewbox="0 25 2000 37"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mi"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1000,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g></g></g></svg></mjx-container></span> atomic number<br /> E) Isotopes of an atom have the same <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.14ex;" width="4.525ex" height="0.084ex" role="img" focusable="false" viewbox="0 25 2000 37"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mi"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1000,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g></g></g></svg></mjx-container></span> atomic number but different<br /> <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.14ex;" width="4.525ex" height="0.084ex" role="img" focusable="false" viewbox="0 25 2000 37"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mi"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1000,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g></g></g></svg></mjx-container></span> mass numbers<br /> F) The group number of representative elements represents the <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.14ex;" width="4.525ex" height="0.084ex" role="img" focusable="false" viewbox="0 25 2000 37"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mi"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1000,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g><g data-mml-node="mi" transform="translate(1500,0)"><path data-c="5F" d="M0 -62V-25H499V-62H0Z"></path></g></g></g></svg></mjx-container></span> number of valence electrons</li> <li>For each element below, use the information given to determine the number of protons, neutrons and electrons in its atom, and write shorthand notation for each.<br /> a) Krpton (Kr) atomic number (Z=36); mass number (A=84)</li> </ol> <div><span class="math-block "> <mjx-container class="MathJax" jax="SVG" display="true"><svg style="vertical-align: -0.609ex;" width="61.972ex" height="2.626ex" role="img" focusable="false" viewbox="0 -891.7 27391.6 1160.8"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="msup"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mi"><path data-c="70" d="M36 -148H50Q89 -148 97 -134V-126Q97 -119 97 -107T97 -77T98 -38T98 6T98 55T98 106Q98 140 98 177T98 243T98 296T97 335T97 351Q94 370 83 376T38 385H20V408Q20 431 22 431L32 432Q42 433 61 434T98 436Q115 437 135 438T165 441T176 442H179V416L180 390L188 397Q247 441 326 441Q407 441 464 377T522 216Q522 115 457 52T310 -11Q242 -11 190 33L182 40V-45V-101Q182 -128 184 -134T195 -145Q216 -148 244 -148H260V-194H252L228 -193Q205 -192 178 -192T140 -191Q37 -191 28 -194H20V-148H36ZM424 218Q424 292 390 347T305 402Q234 402 182 337V98Q222 26 294 26Q345 26 384 80T424 218Z"></path></g></g><g data-mml-node="TeXAtom" transform="translate(589,413) scale(0.707)" data-mjx-texclass="ORD"><g data-mml-node="mo"><path data-c="2B" d="M56 237T56 250T70 270H369V420L370 570Q380 583 389 583Q402 583 409 568V270H707Q722 262 722 250T707 230H409V-68Q401 -82 391 -82H389H387Q375 -82 369 -68V230H70Q56 237 56 250Z"></path></g></g></g><g data-mml-node="mo" transform="translate(1466.9,0)"><path data-c="3D" d="M56 347Q56 360 70 367H707Q722 359 722 347Q722 336 708 328L390 327H72Q56 332 56 347ZM56 153Q56 168 72 173H708Q722 163 722 153Q722 140 707 133H70Q56 140 56 153Z"></path></g><g data-mml-node="mo" transform="translate(2522.7,0)"><path data-c="2026" d="M78 60Q78 84 95 102T138 120Q162 120 180 104T199 61Q199 36 182 18T139 0T96 17T78 60ZM525 60Q525 84 542 102T585 120Q609 120 627 104T646 61Q646 36 629 18T586 0T543 17T525 60ZM972 60Q972 84 989 102T1032 120Q1056 120 1074 104T1093 61Q1093 36 1076 18T1033 0T990 17T972 60Z"></path></g><g data-mml-node="mn" transform="translate(3861.4,0)"><path data-c="33" d="M127 463Q100 463 85 480T69 524Q69 579 117 622T233 665Q268 665 277 664Q351 652 390 611T430 522Q430 470 396 421T302 350L299 348Q299 347 308 345T337 336T375 315Q457 262 457 175Q457 96 395 37T238 -22Q158 -22 100 21T42 130Q42 158 60 175T105 193Q133 193 151 175T169 130Q169 119 166 110T159 94T148 82T136 74T126 70T118 67L114 66Q165 21 238 21Q293 21 321 74Q338 107 338 175V195Q338 290 274 322Q259 328 213 329L171 330L168 332Q166 335 166 348Q166 366 174 366Q202 366 232 371Q266 376 294 413T322 525V533Q322 590 287 612Q265 626 240 626Q208 626 181 615T143 592T132 580H135Q138 579 143 578T153 573T165 566T175 555T183 540T186 520Q186 498 172 481T127 463Z"></path><path data-c="36" d="M42 313Q42 476 123 571T303 666Q372 666 402 630T432 550Q432 525 418 510T379 495Q356 495 341 509T326 548Q326 592 373 601Q351 623 311 626Q240 626 194 566Q147 500 147 364L148 360Q153 366 156 373Q197 433 263 433H267Q313 433 348 414Q372 400 396 374T435 317Q456 268 456 210V192Q456 169 451 149Q440 90 387 34T253 -22Q225 -22 199 -14T143 16T92 75T56 172T42 313ZM257 397Q227 397 205 380T171 335T154 278T148 216Q148 133 160 97T198 39Q222 21 251 21Q302 21 329 59Q342 77 347 104T352 209Q352 289 347 316T329 361Q302 397 257 397Z" transform="translate(500,0)"></path></g><g data-mml-node="mo" transform="translate(5028,0)"><path data-c="2026" d="M78 60Q78 84 95 102T138 120Q162 120 180 104T199 61Q199 36 182 18T139 0T96 17T78 60ZM525 60Q525 84 542 102T585 120Q609 120 627 104T646 61Q646 36 629 18T586 0T543 17T525 60ZM972 60Q972 84 989 102T1032 120Q1056 120 1074 104T1093 61Q1093 36 1076 18T1033 0T990 17T972 60Z"></path></g><g data-mml-node="msup" transform="translate(6366.7,0)"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mi"><path data-c="6E" d="M41 46H55Q94 46 102 60V68Q102 77 102 91T102 122T103 161T103 203Q103 234 103 269T102 328V351Q99 370 88 376T43 385H25V408Q25 431 27 431L37 432Q47 433 65 434T102 436Q119 437 138 438T167 441T178 442H181V402Q181 364 182 364T187 369T199 384T218 402T247 421T285 437Q305 442 336 442Q450 438 463 329Q464 322 464 190V104Q464 66 466 59T477 49Q498 46 526 46H542V0H534L510 1Q487 2 460 2T422 3Q319 3 310 0H302V46H318Q379 46 379 62Q380 64 380 200Q379 335 378 343Q372 371 358 385T334 402T308 404Q263 404 229 370Q202 343 195 315T187 232V168V108Q187 78 188 68T191 55T200 49Q221 46 249 46H265V0H257L234 1Q210 2 183 2T145 3Q42 3 33 0H25V46H41Z"></path></g></g><g data-mml-node="TeXAtom" transform="translate(589,413) scale(0.707)" data-mjx-texclass="ORD"><g data-mml-node="mn"><path data-c="30" d="M96 585Q152 666 249 666Q297 666 345 640T423 548Q460 465 460 320Q460 165 417 83Q397 41 362 16T301 -15T250 -22Q224 -22 198 -16T137 16T82 83Q39 165 39 320Q39 494 96 585ZM321 597Q291 629 250 629Q208 629 178 597Q153 571 145 525T137 333Q137 175 145 125T181 46Q209 16 250 16Q290 16 318 46Q347 76 354 130T362 333Q362 478 354 524T321 597Z"></path></g></g></g><g data-mml-node="mo" transform="translate(7637,0)"><path data-c="3D" d="M56 347Q56 360 70 367H707Q722 359 722 347Q722 336 708 328L390 327H72Q56 332 56 347ZM56 153Q56 168 72 173H708Q722 163 722 153Q722 140 707 133H70Q56 140 56 153Z"></path></g><g data-mml-node="mo" transform="translate(8692.8,0)"><path data-c="2026" d="M78 60Q78 84 95 102T138 120Q162 120 180 104T199 61Q199 36 182 18T139 0T96 17T78 60ZM525 60Q525 84 542 102T585 120Q609 120 627 104T646 61Q646 36 629 18T586 0T543 17T525 60ZM972 60Q972 84 989 102T1032 120Q1056 120 1074 104T1093 61Q1093 36 1076 18T1033 0T990 17T972 60Z"></path></g><g data-mml-node="mn" transform="translate(10031.5,0)"><path data-c="34" d="M462 0Q444 3 333 3Q217 3 199 0H190V46H221Q241 46 248 46T265 48T279 53T286 61Q287 63 287 115V165H28V211L179 442Q332 674 334 675Q336 677 355 677H373L379 671V211H471V165H379V114Q379 73 379 66T385 54Q393 47 442 46H471V0H462ZM293 211V545L74 212L183 211H293Z"></path><path data-c="38" d="M70 417T70 494T124 618T248 666Q319 666 374 624T429 515Q429 485 418 459T392 417T361 389T335 371T324 363L338 354Q352 344 366 334T382 323Q457 264 457 174Q457 95 399 37T249 -22Q159 -22 101 29T43 155Q43 263 172 335L154 348Q133 361 127 368Q70 417 70 494ZM286 386L292 390Q298 394 301 396T311 403T323 413T334 425T345 438T355 454T364 471T369 491T371 513Q371 556 342 586T275 624Q268 625 242 625Q201 625 165 599T128 534Q128 511 141 492T167 463T217 431Q224 426 228 424L286 386ZM250 21Q308 21 350 55T392 137Q392 154 387 169T375 194T353 216T330 234T301 253T274 270Q260 279 244 289T218 306L210 311Q204 311 181 294T133 239T107 157Q107 98 150 60T250 21Z" transform="translate(500,0)"></path></g><g data-mml-node="mo" transform="translate(11198.1,0)"><path data-c="2026" d="M78 60Q78 84 95 102T138 120Q162 120 180 104T199 61Q199 36 182 18T139 0T96 17T78 60ZM525 60Q525 84 542 102T585 120Q609 120 627 104T646 61Q646 36 629 18T586 0T543 17T525 60ZM972 60Q972 84 989 102T1032 120Q1056 120 1074 104T1093 61Q1093 36 1076 18T1033 0T990 17T972 60Z"></path></g><g data-mml-node="mstyle" transform="translate(12370.1,0)"><g data-mml-node="mspace"></g></g><g data-mml-node="msup" transform="translate(13536.8,0)"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mi"><path data-c="65" d="M28 218Q28 273 48 318T98 391T163 433T229 448Q282 448 320 430T378 380T406 316T415 245Q415 238 408 231H126V216Q126 68 226 36Q246 30 270 30Q312 30 342 62Q359 79 369 104L379 128Q382 131 395 131H398Q415 131 415 121Q415 117 412 108Q393 53 349 21T250 -11Q155 -11 92 58T28 218ZM333 275Q322 403 238 411H236Q228 411 220 410T195 402T166 381T143 340T127 274V267H333V275Z"></path></g></g><g data-mml-node="TeXAtom" transform="translate(477,413) scale(0.707)" data-mjx-texclass="ORD"><g data-mml-node="mo"><path data-c="2212" d="M84 237T84 250T98 270H679Q694 262 694 250T679 230H98Q84 237 84 250Z"></path></g></g></g><g data-mml-node="mo" transform="translate(14891.7,0)"><path data-c="3D" d="M56 347Q56 360 70 367H707Q722 359 722 347Q722 336 708 328L390 327H72Q56 332 56 347ZM56 153Q56 168 72 173H708Q722 163 722 153Q722 140 707 133H70Q56 140 56 153Z"></path></g><g data-mml-node="mo" transform="translate(15947.5,0)"><path data-c="2026" d="M78 60Q78 84 95 102T138 120Q162 120 180 104T199 61Q199 36 182 18T139 0T96 17T78 60ZM525 60Q525 84 542 102T585 120Q609 120 627 104T646 61Q646 36 629 18T586 0T543 17T525 60ZM972 60Q972 84 989 102T1032 120Q1056 120 1074 104T1093 61Q1093 36 1076 18T1033 0T990 17T972 60Z"></path></g><g data-mml-node="mn" transform="translate(17286.1,0)"><path data-c="33" d="M127 463Q100 463 85 480T69 524Q69 579 117 622T233 665Q268 665 277 664Q351 652 390 611T430 522Q430 470 396 421T302 350L299 348Q299 347 308 345T337 336T375 315Q457 262 457 175Q457 96 395 37T238 -22Q158 -22 100 21T42 130Q42 158 60 175T105 193Q133 193 151 175T169 130Q169 119 166 110T159 94T148 82T136 74T126 70T118 67L114 66Q165 21 238 21Q293 21 321 74Q338 107 338 175V195Q338 290 274 322Q259 328 213 329L171 330L168 332Q166 335 166 348Q166 366 174 366Q202 366 232 371Q266 376 294 413T322 525V533Q322 590 287 612Q265 626 240 626Q208 626 181 615T143 592T132 580H135Q138 579 143 578T153 573T165 566T175 555T183 540T186 520Q186 498 172 481T127 463Z"></path><path data-c="36" d="M42 313Q42 476 123 571T303 666Q372 666 402 630T432 550Q432 525 418 510T379 495Q356 495 341 509T326 548Q326 592 373 601Q351 623 311 626Q240 626 194 566Q147 500 147 364L148 360Q153 366 156 373Q197 433 263 433H267Q313 433 348 414Q372 400 396 374T435 317Q456 268 456 210V192Q456 169 451 149Q440 90 387 34T253 -22Q225 -22 199 -14T143 16T92 75T56 172T42 313ZM257 397Q227 397 205 380T171 335T154 278T148 216Q148 133 160 97T198 39Q222 21 251 21Q302 21 329 59Q342 77 347 104T352 209Q352 289 347 316T329 361Q302 397 257 397Z" transform="translate(500,0)"></path></g><g data-mml-node="mo" transform="translate(18452.8,0)"><path data-c="2026" d="M78 60Q78 84 95 102T138 120Q162 120 180 104T199 61Q199 36 182 18T139 0T96 17T78 60ZM525 60Q525 84 542 102T585 120Q609 120 627 104T646 61Q646 36 629 18T586 0T543 17T525 60ZM972 60Q972 84 989 102T1032 120Q1056 120 1074 104T1093 61Q1093 36 1076 18T1033 0T990 17T972 60Z"></path></g><g data-mml-node="mstyle" transform="translate(19624.8,0)"><g data-mml-node="mspace"></g></g><g data-mml-node="mtext" transform="translate(20791.5,0)"><path data-c="A0" d=""></path><path data-c="4E" d="M42 46Q74 48 94 56T118 69T128 86V634H124Q114 637 52 637H25V683H232L235 680Q237 679 322 554T493 303L578 178V598Q572 608 568 613T544 627T492 637H475V683H483Q498 680 600 680Q706 680 715 683H724V637H707Q634 633 622 598L621 302V6L614 0H600Q585 0 582 3T481 150T282 443T171 605V345L172 86Q183 50 257 46H274V0H265Q250 3 150 3Q48 3 33 0H25V46H42Z" transform="translate(250,0)"></path><path data-c="6F" d="M28 214Q28 309 93 378T250 448Q340 448 405 380T471 215Q471 120 407 55T250 -10Q153 -10 91 57T28 214ZM250 30Q372 30 372 193V225V250Q372 272 371 288T364 326T348 362T317 390T268 410Q263 411 252 411Q222 411 195 399Q152 377 139 338T126 246V226Q126 130 145 91Q177 30 250 30Z" transform="translate(1000,0)"></path><path data-c="74" d="M27 422Q80 426 109 478T141 600V615H181V431H316V385H181V241Q182 116 182 100T189 68Q203 29 238 29Q282 29 292 100Q293 108 293 146V181H333V146V134Q333 57 291 17Q264 -10 221 -10Q187 -10 162 2T124 33T105 68T98 100Q97 107 97 248V385H18V422H27Z" transform="translate(1500,0)"></path><path data-c="61" d="M137 305T115 305T78 320T63 359Q63 394 97 421T218 448Q291 448 336 416T396 340Q401 326 401 309T402 194V124Q402 76 407 58T428 40Q443 40 448 56T453 109V145H493V106Q492 66 490 59Q481 29 455 12T400 -6T353 12T329 54V58L327 55Q325 52 322 49T314 40T302 29T287 17T269 6T247 -2T221 -8T190 -11Q130 -11 82 20T34 107Q34 128 41 147T68 188T116 225T194 253T304 268H318V290Q318 324 312 340Q290 411 215 411Q197 411 181 410T156 406T148 403Q170 388 170 359Q170 334 154 320ZM126 106Q126 75 150 51T209 26Q247 26 276 49T315 109Q317 116 318 175Q318 233 317 233Q309 233 296 232T251 223T193 203T147 166T126 106Z" transform="translate(1889,0)"></path><path data-c="74" d="M27 422Q80 426 109 478T141 600V615H181V431H316V385H181V241Q182 116 182 100T189 68Q203 29 238 29Q282 29 292 100Q293 108 293 146V181H333V146V134Q333 57 291 17Q264 -10 221 -10Q187 -10 162 2T124 33T105 68T98 100Q97 107 97 248V385H18V422H27Z" transform="translate(2389,0)"></path><path data-c="69" d="M69 609Q69 637 87 653T131 669Q154 667 171 652T188 609Q188 579 171 564T129 549Q104 549 87 564T69 609ZM247 0Q232 3 143 3Q132 3 106 3T56 1L34 0H26V46H42Q70 46 91 49Q100 53 102 60T104 102V205V293Q104 345 102 359T88 378Q74 385 41 385H30V408Q30 431 32 431L42 432Q52 433 70 434T106 436Q123 437 142 438T171 441T182 442H185V62Q190 52 197 50T232 46H255V0H247Z" transform="translate(2778,0)"></path><path data-c="6F" d="M28 214Q28 309 93 378T250 448Q340 448 405 380T471 215Q471 120 407 55T250 -10Q153 -10 91 57T28 214ZM250 30Q372 30 372 193V225V250Q372 272 371 288T364 326T348 362T317 390T268 410Q263 411 252 411Q222 411 195 399Q152 377 139 338T126 246V226Q126 130 145 91Q177 30 250 30Z" transform="translate(3056,0)"></path><path data-c="6E" d="M41 46H55Q94 46 102 60V68Q102 77 102 91T102 122T103 161T103 203Q103 234 103 269T102 328V351Q99 370 88 376T43 385H25V408Q25 431 27 431L37 432Q47 433 65 434T102 436Q119 437 138 438T167 441T178 442H181V402Q181 364 182 364T187 369T199 384T218 402T247 421T285 437Q305 442 336 442Q450 438 463 329Q464 322 464 190V104Q464 66 466 59T477 49Q498 46 526 46H542V0H534L510 1Q487 2 460 2T422 3Q319 3 310 0H302V46H318Q379 46 379 62Q380 64 380 200Q379 335 378 343Q372 371 358 385T334 402T308 404Q263 404 229 370Q202 343 195 315T187 232V168V108Q187 78 188 68T191 55T200 49Q221 46 249 46H265V0H257L234 1Q210 2 183 2T145 3Q42 3 33 0H25V46H41Z" transform="translate(3556,0)"></path><path data-c="3A" d="M78 370Q78 394 95 412T138 430Q162 430 180 414T199 371Q199 346 182 328T139 310T96 327T78 370ZM78 60Q78 84 95 102T138 120Q162 120 180 104T199 61Q199 36 182 18T139 0T96 17T78 60Z" transform="translate(4112,0)"></path><path data-c="A0" d="" transform="translate(4390,0)"></path></g><g data-mml-node="msubsup" transform="translate(25431.5,0)"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"></g><g data-mml-node="TeXAtom" transform="translate(33,413) scale(0.707)" data-mjx-texclass="ORD"><g data-mml-node="mn"><path data-c="38" d="M70 417T70 494T124 618T248 666Q319 666 374 624T429 515Q429 485 418 459T392 417T361 389T335 371T324 363L338 354Q352 344 366 334T382 323Q457 264 457 174Q457 95 399 37T249 -22Q159 -22 101 29T43 155Q43 263 172 335L154 348Q133 361 127 368Q70 417 70 494ZM286 386L292 390Q298 394 301 396T311 403T323 413T334 425T345 438T355 454T364 471T369 491T371 513Q371 556 342 586T275 624Q268 625 242 625Q201 625 165 599T128 534Q128 511 141 492T167 463T217 431Q224 426 228 424L286 386ZM250 21Q308 21 350 55T392 137Q392 154 387 169T375 194T353 216T330 234T301 253T274 270Q260 279 244 289T218 306L210 311Q204 311 181 294T133 239T107 157Q107 98 150 60T250 21Z"></path><path data-c="34" d="M462 0Q444 3 333 3Q217 3 199 0H190V46H221Q241 46 248 46T265 48T279 53T286 61Q287 63 287 115V165H28V211L179 442Q332 674 334 675Q336 677 355 677H373L379 671V211H471V165H379V114Q379 73 379 66T385 54Q393 47 442 46H471V0H462ZM293 211V545L74 212L183 211H293Z" transform="translate(500,0)"></path></g></g><g data-mml-node="TeXAtom" transform="translate(33,-253.5) scale(0.707)" data-mjx-texclass="ORD"><g data-mml-node="mn"><path data-c="33" d="M127 463Q100 463 85 480T69 524Q69 579 117 622T233 665Q268 665 277 664Q351 652 390 611T430 522Q430 470 396 421T302 350L299 348Q299 347 308 345T337 336T375 315Q457 262 457 175Q457 96 395 37T238 -22Q158 -22 100 21T42 130Q42 158 60 175T105 193Q133 193 151 175T169 130Q169 119 166 110T159 94T148 82T136 74T126 70T118 67L114 66Q165 21 238 21Q293 21 321 74Q338 107 338 175V195Q338 290 274 322Q259 328 213 329L171 330L168 332Q166 335 166 348Q166 366 174 366Q202 366 232 371Q266 376 294 413T322 525V533Q322 590 287 612Q265 626 240 626Q208 626 181 615T143 592T132 580H135Q138 579 143 578T153 573T165 566T175 555T183 540T186 520Q186 498 172 481T127 463Z"></path><path data-c="36" d="M42 313Q42 476 123 571T303 666Q372 666 402 630T432 550Q432 525 418 510T379 495Q356 495 341 509T326 548Q326 592 373 601Q351 623 311 626Q240 626 194 566Q147 500 147 364L148 360Q153 366 156 373Q197 433 263 433H267Q313 433 348 414Q372 400 396 374T435 317Q456 268 456 210V192Q456 169 451 149Q440 90 387 34T253 -22Q225 -22 199 -14T143 16T92 75T56 172T42 313ZM257 397Q227 397 205 380T171 335T154 278T148 216Q148 133 160 97T198 39Q222 21 251 21Q302 21 329 59Q342 77 347 104T352 209Q352 289 347 316T329 361Q302 397 257 397Z" transform="translate(500,0)"></path></g></g></g><g data-mml-node="TeXAtom" data-mjx-texclass="ORD" transform="translate(26221.6,0)"><g data-mml-node="mi"><path data-c="4B" d="M128 622Q121 629 117 631T101 634T58 637H25V683H36Q57 680 180 680Q315 680 324 683H335V637H313Q235 637 233 620Q232 618 232 462L233 307L379 449Q425 494 479 546Q518 584 524 591T531 607V608Q531 630 503 636Q501 636 498 636T493 637H489V683H499Q517 680 630 680Q704 680 716 683H722V637H708Q633 633 589 597Q584 592 495 506T406 419T515 254T631 80Q644 60 662 54T715 46H736V0H728Q719 3 615 3Q493 3 472 0H461V46H469Q515 46 515 72Q515 78 512 84L336 351Q332 348 278 296L232 251V156Q232 62 235 58Q243 47 302 46H335V0H324Q303 3 180 3Q45 3 36 0H25V46H58Q100 47 109 49T128 61V622Z"></path><path data-c="72" d="M36 46H50Q89 46 97 60V68Q97 77 97 91T98 122T98 161T98 203Q98 234 98 269T98 328L97 351Q94 370 83 376T38 385H20V408Q20 431 22 431L32 432Q42 433 60 434T96 436Q112 437 131 438T160 441T171 442H174V373Q213 441 271 441H277Q322 441 343 419T364 373Q364 352 351 337T313 322Q288 322 276 338T263 372Q263 381 265 388T270 400T273 405Q271 407 250 401Q234 393 226 386Q179 341 179 207V154Q179 141 179 127T179 101T180 81T180 66V61Q181 59 183 57T188 54T193 51T200 49T207 48T216 47T225 47T235 46T245 46H276V0H267Q249 3 140 3Q37 3 28 0H20V46H36Z" transform="translate(778,0)"></path></g></g></g></g></svg></mjx-container></span></div> <div>b) Barium (Ba) atomic number ( <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.186ex;" width="6.662ex" height="1.731ex" role="img" focusable="false" viewbox="0 -683 2944.6 765"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mi"><path data-c="5A" d="M69 443Q69 452 74 554T80 683H549Q555 677 555 664Q555 649 554 648Q552 645 366 348T179 50T192 49T263 49H275H302Q333 49 353 50T401 59T447 78T482 115T507 173Q513 200 520 273V282H560V274Q560 272 552 143T543 8V0H302L61 1L58 3Q55 8 55 21V35Q59 43 153 193T340 489T432 637H343Q259 637 214 625T141 573Q109 523 109 445Q109 443 89 443H69Z"></path></g></g><g data-mml-node="mo" transform="translate(888.8,0)"><path data-c="3D" d="M56 347Q56 360 70 367H707Q722 359 722 347Q722 336 708 328L390 327H72Q56 332 56 347ZM56 153Q56 168 72 173H708Q722 163 722 153Q722 140 707 133H70Q56 140 56 153Z"></path></g><g data-mml-node="mn" transform="translate(1944.6,0)"><path data-c="35" d="M164 157Q164 133 148 117T109 101H102Q148 22 224 22Q294 22 326 82Q345 115 345 210Q345 313 318 349Q292 382 260 382H254Q176 382 136 314Q132 307 129 306T114 304Q97 304 95 310Q93 314 93 485V614Q93 664 98 664Q100 666 102 666Q103 666 123 658T178 642T253 634Q324 634 389 662Q397 666 402 666Q410 666 410 648V635Q328 538 205 538Q174 538 149 544L139 546V374Q158 388 169 396T205 412T256 420Q337 420 393 355T449 201Q449 109 385 44T229 -22Q148 -22 99 32T50 154Q50 178 61 192T84 210T107 214Q132 214 148 197T164 157Z"></path><path data-c="36" d="M42 313Q42 476 123 571T303 666Q372 666 402 630T432 550Q432 525 418 510T379 495Q356 495 341 509T326 548Q326 592 373 601Q351 623 311 626Q240 626 194 566Q147 500 147 364L148 360Q153 366 156 373Q197 433 263 433H267Q313 433 348 414Q372 400 396 374T435 317Q456 268 456 210V192Q456 169 451 149Q440 90 387 34T253 -22Q225 -22 199 -14T143 16T92 75T56 172T42 313ZM257 397Q227 397 205 380T171 335T154 278T148 216Q148 133 160 97T198 39Q222 21 251 21Q302 21 329 59Q342 77 347 104T352 209Q352 289 347 316T329 361Q302 397 257 397Z" transform="translate(500,0)"></path></g></g></g></svg></mjx-container></span> ); mass number ( <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.186ex;" width="8.108ex" height="1.805ex" role="img" focusable="false" viewbox="0 -716 3583.6 798"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mi"><path data-c="41" d="M255 0Q240 3 140 3Q48 3 39 0H32V46H47Q119 49 139 88Q140 91 192 245T295 553T348 708Q351 716 366 716H376Q396 715 400 709Q402 707 508 390L617 67Q624 54 636 51T687 46H717V0H708Q699 3 581 3Q458 3 437 0H427V46H440Q510 46 510 64Q510 66 486 138L462 209H229L209 150Q189 91 189 85Q189 72 209 59T259 46H264V0H255ZM447 255L345 557L244 256Q244 255 345 255H447Z"></path></g></g><g data-mml-node="mo" transform="translate(1027.8,0)"><path data-c="3D" d="M56 347Q56 360 70 367H707Q722 359 722 347Q722 336 708 328L390 327H72Q56 332 56 347ZM56 153Q56 168 72 173H708Q722 163 722 153Q722 140 707 133H70Q56 140 56 153Z"></path></g><g data-mml-node="mn" transform="translate(2083.6,0)"><path data-c="31" d="M213 578L200 573Q186 568 160 563T102 556H83V602H102Q149 604 189 617T245 641T273 663Q275 666 285 666Q294 666 302 660V361L303 61Q310 54 315 52T339 48T401 46H427V0H416Q395 3 257 3Q121 3 100 0H88V46H114Q136 46 152 46T177 47T193 50T201 52T207 57T213 61V578Z"></path><path data-c="33" d="M127 463Q100 463 85 480T69 524Q69 579 117 622T233 665Q268 665 277 664Q351 652 390 611T430 522Q430 470 396 421T302 350L299 348Q299 347 308 345T337 336T375 315Q457 262 457 175Q457 96 395 37T238 -22Q158 -22 100 21T42 130Q42 158 60 175T105 193Q133 193 151 175T169 130Q169 119 166 110T159 94T148 82T136 74T126 70T118 67L114 66Q165 21 238 21Q293 21 321 74Q338 107 338 175V195Q338 290 274 322Q259 328 213 329L171 330L168 332Q166 335 166 348Q166 366 174 366Q202 366 232 371Q266 376 294 413T322 525V533Q322 590 287 612Q265 626 240 626Q208 626 181 615T143 592T132 580H135Q138 579 143 578T153 573T165 566T175 555T183 540T186 520Q186 498 172 481T127 463Z" transform="translate(500,0)"></path><path data-c="37" d="M55 458Q56 460 72 567L88 674Q88 676 108 676H128V672Q128 662 143 655T195 646T364 644H485V605L417 512Q408 500 387 472T360 435T339 403T319 367T305 330T292 284T284 230T278 162T275 80Q275 66 275 52T274 28V19Q270 2 255 -10T221 -22Q210 -22 200 -19T179 0T168 40Q168 198 265 368Q285 400 349 489L395 552H302Q128 552 119 546Q113 543 108 522T98 479L95 458V455H55V458Z" transform="translate(1000,0)"></path></g></g></g></svg></mjx-container></span> )</div> <div><span class="math-block "> <mjx-container class="MathJax" jax="SVG" display="true"><svg style="vertical-align: -0.609ex;" width="61.613ex" height="2.625ex" role="img" focusable="false" viewbox="0 -891 27233.1 1160"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="msup"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mi"><path data-c="70" d="M36 -148H50Q89 -148 97 -134V-126Q97 -119 97 -107T97 -77T98 -38T98 6T98 55T98 106Q98 140 98 177T98 243T98 296T97 335T97 351Q94 370 83 376T38 385H20V408Q20 431 22 431L32 432Q42 433 61 434T98 436Q115 437 135 438T165 441T176 442H179V416L180 390L188 397Q247 441 326 441Q407 441 464 377T522 216Q522 115 457 52T310 -11Q242 -11 190 33L182 40V-45V-101Q182 -128 184 -134T195 -145Q216 -148 244 -148H260V-194H252L228 -193Q205 -192 178 -192T140 -191Q37 -191 28 -194H20V-148H36ZM424 218Q424 292 390 347T305 402Q234 402 182 337V98Q222 26 294 26Q345 26 384 80T424 218Z"></path></g></g><g data-mml-node="TeXAtom" transform="translate(589,413) scale(0.707)" data-mjx-texclass="ORD"><g data-mml-node="mo"><path data-c="2B" d="M56 237T56 250T70 270H369V420L370 570Q380 583 389 583Q402 583 409 568V270H707Q722 262 722 250T707 230H409V-68Q401 -82 391 -82H389H387Q375 -82 369 -68V230H70Q56 237 56 250Z"></path></g></g></g><g data-mml-node="mo" transform="translate(1466.9,0)"><path data-c="3D" d="M56 347Q56 360 70 367H707Q722 359 722 347Q722 336 708 328L390 327H72Q56 332 56 347ZM56 153Q56 168 72 173H708Q722 163 722 153Q722 140 707 133H70Q56 140 56 153Z"></path></g><g data-mml-node="mo" transform="translate(2522.7,0)"><path data-c="2026" d="M78 60Q78 84 95 102T138 120Q162 120 180 104T199 61Q199 36 182 18T139 0T96 17T78 60ZM525 60Q525 84 542 102T585 120Q609 120 627 104T646 61Q646 36 629 18T586 0T543 17T525 60ZM972 60Q972 84 989 102T1032 120Q1056 120 1074 104T1093 61Q1093 36 1076 18T1033 0T990 17T972 60Z"></path></g><g data-mml-node="TeXAtom" data-mjx-texclass="ORD" transform="translate(3861.4,0)"><g data-mml-node="mn"><path data-c="1D7D3" d="M100 565V605Q100 637 102 646T113 655Q116 655 139 647T202 631T286 623Q332 623 372 631T434 647T459 655Q466 655 469 651T472 643T472 629Q472 613 463 601Q370 487 219 487Q195 487 183 488T169 490T168 433V376Q169 376 174 379T188 387T211 397T244 405T288 409Q390 409 453 352T517 201Q517 106 445 48T253 -11Q169 -11 113 37T57 154Q57 187 79 208T131 229T183 209T206 154Q206 99 155 83Q152 82 157 78Q196 47 253 47Q347 47 358 135Q358 137 358 138Q360 158 360 209Q360 277 355 301T337 338Q315 358 282 358Q202 358 160 303Q153 294 149 292T130 290Q107 290 102 301Q100 304 100 474V565Z"></path></g><g data-mml-node="mn" transform="translate(575,0)"><path data-c="1D7D4" d="M48 318Q48 395 68 456T120 553T193 613T273 646T350 655Q425 655 461 616T497 524Q497 485 475 468T428 451Q399 451 378 470T357 521Q357 565 403 588Q375 601 351 601Q313 601 282 584Q242 565 222 526Q199 473 199 367Q201 369 210 380T227 396T246 410T275 422T312 426Q438 426 494 332Q526 285 526 208V199Q526 112 465 53Q428 17 388 3T285 -11Q236 -11 195 7T135 43T104 80Q48 165 48 318ZM375 231V244V268Q375 295 373 310T364 342T341 366T299 374H297Q231 374 208 287Q200 257 200 196Q201 120 209 100Q231 47 288 47Q351 47 368 90Q375 112 375 231Z"></path></g></g><g data-mml-node="mo" transform="translate(5178,0)"><path data-c="2026" d="M78 60Q78 84 95 102T138 120Q162 120 180 104T199 61Q199 36 182 18T139 0T96 17T78 60ZM525 60Q525 84 542 102T585 120Q609 120 627 104T646 61Q646 36 629 18T586 0T543 17T525 60ZM972 60Q972 84 989 102T1032 120Q1056 120 1074 104T1093 61Q1093 36 1076 18T1033 0T990 17T972 60Z"></path></g><g data-mml-node="msup" transform="translate(6516.7,0)"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mi"><path data-c="6E" d="M41 46H55Q94 46 102 60V68Q102 77 102 91T102 122T103 161T103 203Q103 234 103 269T102 328V351Q99 370 88 376T43 385H25V408Q25 431 27 431L37 432Q47 433 65 434T102 436Q119 437 138 438T167 441T178 442H181V402Q181 364 182 364T187 369T199 384T218 402T247 421T285 437Q305 442 336 442Q450 438 463 329Q464 322 464 190V104Q464 66 466 59T477 49Q498 46 526 46H542V0H534L510 1Q487 2 460 2T422 3Q319 3 310 0H302V46H318Q379 46 379 62Q380 64 380 200Q379 335 378 343Q372 371 358 385T334 402T308 404Q263 404 229 370Q202 343 195 315T187 232V168V108Q187 78 188 68T191 55T200 49Q221 46 249 46H265V0H257L234 1Q210 2 183 2T145 3Q42 3 33 0H25V46H41Z"></path></g></g><g data-mml-node="TeXAtom" transform="translate(589,413) scale(0.707)" data-mjx-texclass="ORD"><g data-mml-node="mn"><path data-c="30" d="M96 585Q152 666 249 666Q297 666 345 640T423 548Q460 465 460 320Q460 165 417 83Q397 41 362 16T301 -15T250 -22Q224 -22 198 -16T137 16T82 83Q39 165 39 320Q39 494 96 585ZM321 597Q291 629 250 629Q208 629 178 597Q153 571 145 525T137 333Q137 175 145 125T181 46Q209 16 250 16Q290 16 318 46Q347 76 354 130T362 333Q362 478 354 524T321 597Z"></path></g></g></g><g data-mml-node="mo" transform="translate(7787,0)"><path data-c="3D" d="M56 347Q56 360 70 367H707Q722 359 722 347Q722 336 708 328L390 327H72Q56 332 56 347ZM56 153Q56 168 72 173H708Q722 163 722 153Q722 140 707 133H70Q56 140 56 153Z"></path></g><g data-mml-node="mo" transform="translate(8842.8,0)"><path data-c="2026" d="M78 60Q78 84 95 102T138 120Q162 120 180 104T199 61Q199 36 182 18T139 0T96 17T78 60ZM525 60Q525 84 542 102T585 120Q609 120 627 104T646 61Q646 36 629 18T586 0T543 17T525 60ZM972 60Q972 84 989 102T1032 120Q1056 120 1074 104T1093 61Q1093 36 1076 18T1033 0T990 17T972 60Z"></path></g><g data-mml-node="TeXAtom" data-mjx-texclass="ORD" transform="translate(10181.5,0)"><g data-mml-node="mn"><path data-c="1D7D6" d="M80 474Q80 561 139 607T278 654Q357 654 411 632Q490 593 494 509Q494 424 416 376L407 371L418 364Q432 356 447 345T481 312T513 260T526 192Q526 100 461 45T285 -11Q184 -11 116 32T48 164Q48 181 50 196T58 225T69 249T84 270T100 286T117 300T134 311T149 321T162 329L152 336Q120 360 100 397T80 474ZM347 404Q404 446 404 503Q404 579 317 599Q309 600 276 600Q178 600 170 538Q170 532 171 527T173 518T178 509T184 501T194 492T205 484T219 476T235 467T254 456T275 445L347 404ZM289 47Q323 47 351 54T402 82T425 137Q425 147 421 161Q411 183 391 197T303 249Q224 293 223 293Q220 291 215 288T197 273T175 248T157 213T149 167Q149 109 188 78T289 47Z"></path></g><g data-mml-node="mn" transform="translate(575,0)"><path data-c="1D7CF" d="M481 0L294 3Q136 3 109 0H96V62H227V304Q227 546 225 546Q169 529 97 529H80V591H97Q231 591 308 647L319 655H333Q355 655 359 644Q361 640 361 351V62H494V0H481Z"></path></g></g><g data-mml-node="mo" transform="translate(11498.1,0)"><path data-c="2026" d="M78 60Q78 84 95 102T138 120Q162 120 180 104T199 61Q199 36 182 18T139 0T96 17T78 60ZM525 60Q525 84 542 102T585 120Q609 120 627 104T646 61Q646 36 629 18T586 0T543 17T525 60ZM972 60Q972 84 989 102T1032 120Q1056 120 1074 104T1093 61Q1093 36 1076 18T1033 0T990 17T972 60Z"></path></g><g data-mml-node="msup" transform="translate(12836.8,0)"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mi"><path data-c="65" d="M28 218Q28 273 48 318T98 391T163 433T229 448Q282 448 320 430T378 380T406 316T415 245Q415 238 408 231H126V216Q126 68 226 36Q246 30 270 30Q312 30 342 62Q359 79 369 104L379 128Q382 131 395 131H398Q415 131 415 121Q415 117 412 108Q393 53 349 21T250 -11Q155 -11 92 58T28 218ZM333 275Q322 403 238 411H236Q228 411 220 410T195 402T166 381T143 340T127 274V267H333V275Z"></path></g></g><g data-mml-node="TeXAtom" transform="translate(477,413) scale(0.707)" data-mjx-texclass="ORD"><g data-mml-node="mo"><path data-c="2212" d="M84 237T84 250T98 270H679Q694 262 694 250T679 230H98Q84 237 84 250Z"></path></g></g></g><g data-mml-node="mo" transform="translate(14191.7,0)"><path data-c="3D" d="M56 347Q56 360 70 367H707Q722 359 722 347Q722 336 708 328L390 327H72Q56 332 56 347ZM56 153Q56 168 72 173H708Q722 163 722 153Q722 140 707 133H70Q56 140 56 153Z"></path></g><g data-mml-node="mo" transform="translate(15247.5,0)"><path data-c="2026" d="M78 60Q78 84 95 102T138 120Q162 120 180 104T199 61Q199 36 182 18T139 0T96 17T78 60ZM525 60Q525 84 542 102T585 120Q609 120 627 104T646 61Q646 36 629 18T586 0T543 17T525 60ZM972 60Q972 84 989 102T1032 120Q1056 120 1074 104T1093 61Q1093 36 1076 18T1033 0T990 17T972 60Z"></path></g><g data-mml-node="TeXAtom" data-mjx-texclass="ORD" transform="translate(16586.1,0)"><g data-mml-node="mn"><path data-c="1D7D3" d="M100 565V605Q100 637 102 646T113 655Q116 655 139 647T202 631T286 623Q332 623 372 631T434 647T459 655Q466 655 469 651T472 643T472 629Q472 613 463 601Q370 487 219 487Q195 487 183 488T169 490T168 433V376Q169 376 174 379T188 387T211 397T244 405T288 409Q390 409 453 352T517 201Q517 106 445 48T253 -11Q169 -11 113 37T57 154Q57 187 79 208T131 229T183 209T206 154Q206 99 155 83Q152 82 157 78Q196 47 253 47Q347 47 358 135Q358 137 358 138Q360 158 360 209Q360 277 355 301T337 338Q315 358 282 358Q202 358 160 303Q153 294 149 292T130 290Q107 290 102 301Q100 304 100 474V565Z"></path></g><g data-mml-node="mn" transform="translate(575,0)"><path data-c="1D7D4" d="M48 318Q48 395 68 456T120 553T193 613T273 646T350 655Q425 655 461 616T497 524Q497 485 475 468T428 451Q399 451 378 470T357 521Q357 565 403 588Q375 601 351 601Q313 601 282 584Q242 565 222 526Q199 473 199 367Q201 369 210 380T227 396T246 410T275 422T312 426Q438 426 494 332Q526 285 526 208V199Q526 112 465 53Q428 17 388 3T285 -11Q236 -11 195 7T135 43T104 80Q48 165 48 318ZM375 231V244V268Q375 295 373 310T364 342T341 366T299 374H297Q231 374 208 287Q200 257 200 196Q201 120 209 100Q231 47 288 47Q351 47 368 90Q375 112 375 231Z"></path></g></g><g data-mml-node="mo" transform="translate(17902.8,0)"><path data-c="2026" d="M78 60Q78 84 95 102T138 120Q162 120 180 104T199 61Q199 36 182 18T139 0T96 17T78 60ZM525 60Q525 84 542 102T585 120Q609 120 627 104T646 61Q646 36 629 18T586 0T543 17T525 60ZM972 60Q972 84 989 102T1032 120Q1056 120 1074 104T1093 61Q1093 36 1076 18T1033 0T990 17T972 60Z"></path></g><g data-mml-node="mstyle" transform="translate(19074.8,0)"><g data-mml-node="mspace"></g></g><g data-mml-node="mtext" transform="translate(20241.5,0)"><path data-c="A0" d=""></path><path data-c="4E" d="M42 46Q74 48 94 56T118 69T128 86V634H124Q114 637 52 637H25V683H232L235 680Q237 679 322 554T493 303L578 178V598Q572 608 568 613T544 627T492 637H475V683H483Q498 680 600 680Q706 680 715 683H724V637H707Q634 633 622 598L621 302V6L614 0H600Q585 0 582 3T481 150T282 443T171 605V345L172 86Q183 50 257 46H274V0H265Q250 3 150 3Q48 3 33 0H25V46H42Z" transform="translate(250,0)"></path><path data-c="6F" d="M28 214Q28 309 93 378T250 448Q340 448 405 380T471 215Q471 120 407 55T250 -10Q153 -10 91 57T28 214ZM250 30Q372 30 372 193V225V250Q372 272 371 288T364 326T348 362T317 390T268 410Q263 411 252 411Q222 411 195 399Q152 377 139 338T126 246V226Q126 130 145 91Q177 30 250 30Z" transform="translate(1000,0)"></path><path data-c="74" d="M27 422Q80 426 109 478T141 600V615H181V431H316V385H181V241Q182 116 182 100T189 68Q203 29 238 29Q282 29 292 100Q293 108 293 146V181H333V146V134Q333 57 291 17Q264 -10 221 -10Q187 -10 162 2T124 33T105 68T98 100Q97 107 97 248V385H18V422H27Z" transform="translate(1500,0)"></path><path data-c="61" d="M137 305T115 305T78 320T63 359Q63 394 97 421T218 448Q291 448 336 416T396 340Q401 326 401 309T402 194V124Q402 76 407 58T428 40Q443 40 448 56T453 109V145H493V106Q492 66 490 59Q481 29 455 12T400 -6T353 12T329 54V58L327 55Q325 52 322 49T314 40T302 29T287 17T269 6T247 -2T221 -8T190 -11Q130 -11 82 20T34 107Q34 128 41 147T68 188T116 225T194 253T304 268H318V290Q318 324 312 340Q290 411 215 411Q197 411 181 410T156 406T148 403Q170 388 170 359Q170 334 154 320ZM126 106Q126 75 150 51T209 26Q247 26 276 49T315 109Q317 116 318 175Q318 233 317 233Q309 233 296 232T251 223T193 203T147 166T126 106Z" transform="translate(1889,0)"></path><path data-c="74" d="M27 422Q80 426 109 478T141 600V615H181V431H316V385H181V241Q182 116 182 100T189 68Q203 29 238 29Q282 29 292 100Q293 108 293 146V181H333V146V134Q333 57 291 17Q264 -10 221 -10Q187 -10 162 2T124 33T105 68T98 100Q97 107 97 248V385H18V422H27Z" transform="translate(2389,0)"></path><path data-c="69" d="M69 609Q69 637 87 653T131 669Q154 667 171 652T188 609Q188 579 171 564T129 549Q104 549 87 564T69 609ZM247 0Q232 3 143 3Q132 3 106 3T56 1L34 0H26V46H42Q70 46 91 49Q100 53 102 60T104 102V205V293Q104 345 102 359T88 378Q74 385 41 385H30V408Q30 431 32 431L42 432Q52 433 70 434T106 436Q123 437 142 438T171 441T182 442H185V62Q190 52 197 50T232 46H255V0H247Z" transform="translate(2778,0)"></path><path data-c="6F" d="M28 214Q28 309 93 378T250 448Q340 448 405 380T471 215Q471 120 407 55T250 -10Q153 -10 91 57T28 214ZM250 30Q372 30 372 193V225V250Q372 272 371 288T364 326T348 362T317 390T268 410Q263 411 252 411Q222 411 195 399Q152 377 139 338T126 246V226Q126 130 145 91Q177 30 250 30Z" transform="translate(3056,0)"></path><path data-c="6E" d="M41 46H55Q94 46 102 60V68Q102 77 102 91T102 122T103 161T103 203Q103 234 103 269T102 328V351Q99 370 88 376T43 385H25V408Q25 431 27 431L37 432Q47 433 65 434T102 436Q119 437 138 438T167 441T178 442H181V402Q181 364 182 364T187 369T199 384T218 402T247 421T285 437Q305 442 336 442Q450 438 463 329Q464 322 464 190V104Q464 66 466 59T477 49Q498 46 526 46H542V0H534L510 1Q487 2 460 2T422 3Q319 3 310 0H302V46H318Q379 46 379 62Q380 64 380 200Q379 335 378 343Q372 371 358 385T334 402T308 404Q263 404 229 370Q202 343 195 315T187 232V168V108Q187 78 188 68T191 55T200 49Q221 46 249 46H265V0H257L234 1Q210 2 183 2T145 3Q42 3 33 0H25V46H41Z" transform="translate(3556,0)"></path><path data-c="3A" d="M78 370Q78 394 95 412T138 430Q162 430 180 414T199 371Q199 346 182 328T139 310T96 327T78 370ZM78 60Q78 84 95 102T138 120Q162 120 180 104T199 61Q199 36 182 18T139 0T96 17T78 60Z" transform="translate(4112,0)"></path><path data-c="A0" d="" transform="translate(4390,0)"></path></g><g data-mml-node="msubsup" transform="translate(24881.5,0)"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"></g><g data-mml-node="TeXAtom" transform="translate(33,413) scale(0.707)" data-mjx-texclass="ORD"><g data-mml-node="mn"><path data-c="31" d="M213 578L200 573Q186 568 160 563T102 556H83V602H102Q149 604 189 617T245 641T273 663Q275 666 285 666Q294 666 302 660V361L303 61Q310 54 315 52T339 48T401 46H427V0H416Q395 3 257 3Q121 3 100 0H88V46H114Q136 46 152 46T177 47T193 50T201 52T207 57T213 61V578Z"></path><path data-c="33" d="M127 463Q100 463 85 480T69 524Q69 579 117 622T233 665Q268 665 277 664Q351 652 390 611T430 522Q430 470 396 421T302 350L299 348Q299 347 308 345T337 336T375 315Q457 262 457 175Q457 96 395 37T238 -22Q158 -22 100 21T42 130Q42 158 60 175T105 193Q133 193 151 175T169 130Q169 119 166 110T159 94T148 82T136 74T126 70T118 67L114 66Q165 21 238 21Q293 21 321 74Q338 107 338 175V195Q338 290 274 322Q259 328 213 329L171 330L168 332Q166 335 166 348Q166 366 174 366Q202 366 232 371Q266 376 294 413T322 525V533Q322 590 287 612Q265 626 240 626Q208 626 181 615T143 592T132 580H135Q138 579 143 578T153 573T165 566T175 555T183 540T186 520Q186 498 172 481T127 463Z" transform="translate(500,0)"></path><path data-c="37" d="M55 458Q56 460 72 567L88 674Q88 676 108 676H128V672Q128 662 143 655T195 646T364 644H485V605L417 512Q408 500 387 472T360 435T339 403T319 367T305 330T292 284T284 230T278 162T275 80Q275 66 275 52T274 28V19Q270 2 255 -10T221 -22Q210 -22 200 -19T179 0T168 40Q168 198 265 368Q285 400 349 489L395 552H302Q128 552 119 546Q113 543 108 522T98 479L95 458V455H55V458Z" transform="translate(1000,0)"></path></g></g><g data-mml-node="TeXAtom" transform="translate(33,-253.5) scale(0.707)" data-mjx-texclass="ORD"><g data-mml-node="mn"><path data-c="35" d="M164 157Q164 133 148 117T109 101H102Q148 22 224 22Q294 22 326 82Q345 115 345 210Q345 313 318 349Q292 382 260 382H254Q176 382 136 314Q132 307 129 306T114 304Q97 304 95 310Q93 314 93 485V614Q93 664 98 664Q100 666 102 666Q103 666 123 658T178 642T253 634Q324 634 389 662Q397 666 402 666Q410 666 410 648V635Q328 538 205 538Q174 538 149 544L139 546V374Q158 388 169 396T205 412T256 420Q337 420 393 355T449 201Q449 109 385 44T229 -22Q148 -22 99 32T50 154Q50 178 61 192T84 210T107 214Q132 214 148 197T164 157Z"></path><path data-c="36" d="M42 313Q42 476 123 571T303 666Q372 666 402 630T432 550Q432 525 418 510T379 495Q356 495 341 509T326 548Q326 592 373 601Q351 623 311 626Q240 626 194 566Q147 500 147 364L148 360Q153 366 156 373Q197 433 263 433H267Q313 433 348 414Q372 400 396 374T435 317Q456 268 456 210V192Q456 169 451 149Q440 90 387 34T253 -22Q225 -22 199 -14T143 16T92 75T56 172T42 313ZM257 397Q227 397 205 380T171 335T154 278T148 216Q148 133 160 97T198 39Q222 21 251 21Q302 21 329 59Q342 77 347 104T352 209Q352 289 347 316T329 361Q302 397 257 397Z" transform="translate(500,0)"></path></g></g></g><g data-mml-node="TeXAtom" data-mjx-texclass="ORD" transform="translate(26025.1,0)"><g data-mml-node="mi"><path data-c="42" d="M131 622Q124 629 120 631T104 634T61 637H28V683H229H267H346Q423 683 459 678T531 651Q574 627 599 590T624 512Q624 461 583 419T476 360L466 357Q539 348 595 302T651 187Q651 119 600 67T469 3Q456 1 242 0H28V46H61Q103 47 112 49T131 61V622ZM511 513Q511 560 485 594T416 636Q415 636 403 636T371 636T333 637Q266 637 251 636T232 628Q229 624 229 499V374H312L396 375L406 377Q410 378 417 380T442 393T474 417T499 456T511 513ZM537 188Q537 239 509 282T430 336L329 337H229V200V116Q229 57 234 52Q240 47 334 47H383Q425 47 443 53Q486 67 511 104T537 188Z"></path><path data-c="61" d="M137 305T115 305T78 320T63 359Q63 394 97 421T218 448Q291 448 336 416T396 340Q401 326 401 309T402 194V124Q402 76 407 58T428 40Q443 40 448 56T453 109V145H493V106Q492 66 490 59Q481 29 455 12T400 -6T353 12T329 54V58L327 55Q325 52 322 49T314 40T302 29T287 17T269 6T247 -2T221 -8T190 -11Q130 -11 82 20T34 107Q34 128 41 147T68 188T116 225T194 253T304 268H318V290Q318 324 312 340Q290 411 215 411Q197 411 181 410T156 406T148 403Q170 388 170 359Q170 334 154 320ZM126 106Q126 75 150 51T209 26Q247 26 276 49T315 109Q317 116 318 175Q318 233 317 233Q309 233 296 232T251 223T193 203T147 166T126 106Z" transform="translate(708,0)"></path></g></g></g></g></svg></mjx-container></span></div> <ol start="5"> <li>Complete the missing information in the table below:</li> </ol> <div class="table_tabular" style="text-align: center"> <div class="inline-tabular"><table class="tabular"> <tbody> <tr style="border-top: none !important; border-bottom: none !important;"> <td style="text-align: left; border-left-style: solid !important; border-left-width: 1px !important; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top-style: solid !important; border-top-width: 1px !important; width: auto; vertical-align: middle; ">Symbol</td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top-style: solid !important; border-top-width: 1px !important; width: auto; vertical-align: middle; ">Ga</td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top-style: solid !important; border-top-width: 1px !important; width: auto; vertical-align: middle; "><span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.708ex;" width="3.566ex" height="2.609ex" role="img" focusable="false" viewbox="0 -840.1 1576.1 1153"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="msubsup"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"></g><g data-mml-node="TeXAtom" transform="translate(33,369.2) scale(0.707)" data-mjx-texclass="ORD"><g data-mml-node="mn"><path data-c="33" d="M127 463Q100 463 85 480T69 524Q69 579 117 622T233 665Q268 665 277 664Q351 652 390 611T430 522Q430 470 396 421T302 350L299 348Q299 347 308 345T337 336T375 315Q457 262 457 175Q457 96 395 37T238 -22Q158 -22 100 21T42 130Q42 158 60 175T105 193Q133 193 151 175T169 130Q169 119 166 110T159 94T148 82T136 74T126 70T118 67L114 66Q165 21 238 21Q293 21 321 74Q338 107 338 175V195Q338 290 274 322Q259 328 213 329L171 330L168 332Q166 335 166 348Q166 366 174 366Q202 366 232 371Q266 376 294 413T322 525V533Q322 590 287 612Q265 626 240 626Q208 626 181 615T143 592T132 580H135Q138 579 143 578T153 573T165 566T175 555T183 540T186 520Q186 498 172 481T127 463Z"></path><path data-c="31" d="M213 578L200 573Q186 568 160 563T102 556H83V602H102Q149 604 189 617T245 641T273 663Q275 666 285 666Q294 666 302 660V361L303 61Q310 54 315 52T339 48T401 46H427V0H416Q395 3 257 3Q121 3 100 0H88V46H114Q136 46 152 46T177 47T193 50T201 52T207 57T213 61V578Z" transform="translate(500,0)"></path></g></g><g data-mml-node="TeXAtom" transform="translate(33,-297.3) scale(0.707)" data-mjx-texclass="ORD"><g data-mml-node="mn"><path data-c="31" d="M213 578L200 573Q186 568 160 563T102 556H83V602H102Q149 604 189 617T245 641T273 663Q275 666 285 666Q294 666 302 660V361L303 61Q310 54 315 52T339 48T401 46H427V0H416Q395 3 257 3Q121 3 100 0H88V46H114Q136 46 152 46T177 47T193 50T201 52T207 57T213 61V578Z"></path><path data-c="35" d="M164 157Q164 133 148 117T109 101H102Q148 22 224 22Q294 22 326 82Q345 115 345 210Q345 313 318 349Q292 382 260 382H254Q176 382 136 314Q132 307 129 306T114 304Q97 304 95 310Q93 314 93 485V614Q93 664 98 664Q100 666 102 666Q103 666 123 658T178 642T253 634Q324 634 389 662Q397 666 402 666Q410 666 410 648V635Q328 538 205 538Q174 538 149 544L139 546V374Q158 388 169 396T205 412T256 420Q337 420 393 355T449 201Q449 109 385 44T229 -22Q148 -22 99 32T50 154Q50 178 61 192T84 210T107 214Q132 214 148 197T164 157Z" transform="translate(500,0)"></path></g></g></g><g data-mml-node="TeXAtom" data-mjx-texclass="ORD" transform="translate(790.1,0)"><g data-mml-node="mi"><path data-c="1D40F" d="M400 0Q376 3 226 3Q75 3 51 0H39V62H147V624H39V686H253Q435 686 470 685T536 678Q585 668 621 648T675 605T705 557T718 514T721 483T718 451T704 409T673 362T616 322T530 293Q500 288 399 287H304V62H412V0H400ZM553 475Q553 554 537 582T459 622Q451 623 373 624H298V343H372Q457 344 480 350Q527 362 540 390T553 475Z"></path></g></g></g></g></svg></mjx-container></span></td> </tr> <tr style="border-top: none !important; border-bottom: none !important;"> <td style="text-align: left; border-left-style: solid !important; border-left-width: 1px !important; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">Protons</td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; "><span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.025ex;" width="2.602ex" height="1.507ex" role="img" focusable="false" viewbox="0 -655 1150 666"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mn"><path data-c="1D7D1" d="M80 503Q80 565 133 610T274 655Q366 655 421 623T491 538Q493 528 493 510Q493 446 453 407T361 348L376 344Q452 324 489 281T526 184Q526 152 514 121T474 58T392 8T265 -11Q175 -11 111 34T48 152Q50 187 72 209T132 232Q171 232 193 208T216 147Q216 136 214 126T207 108T197 94T187 84T178 77T170 72L168 71Q168 70 179 65T215 54T266 48H270Q331 48 350 105Q358 128 358 185Q358 239 348 268T309 313Q292 321 242 322Q205 322 198 324T191 341V348Q191 366 196 369T232 375Q239 375 247 376T260 377T268 378Q284 383 297 393T326 436T341 517Q341 536 339 547T331 573T308 593T266 600Q248 600 241 599Q214 593 183 576Q234 556 234 503Q234 462 210 444T157 426Q126 426 103 446T80 503Z"></path></g><g data-mml-node="mn" transform="translate(575,0)"><path data-c="1D7CF" d="M481 0L294 3Q136 3 109 0H96V62H227V304Q227 546 225 546Q169 529 97 529H80V591H97Q231 591 308 647L319 655H333Q355 655 359 644Q361 640 361 351V62H494V0H481Z"></path></g></g></g></g></svg></mjx-container></span></td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">15</td> </tr> <tr style="border-top: none !important; border-bottom: none !important;"> <td style="text-align: left; border-left-style: solid !important; border-left-width: 1px !important; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">Neutrons</td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">39</td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; "><span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.025ex;" width="2.602ex" height="1.507ex" role="img" focusable="false" viewbox="0 -655 1150 666"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mn"><path data-c="1D7CF" d="M481 0L294 3Q136 3 109 0H96V62H227V304Q227 546 225 546Q169 529 97 529H80V591H97Q231 591 308 647L319 655H333Q355 655 359 644Q361 640 361 351V62H494V0H481Z"></path></g><g data-mml-node="mn" transform="translate(575,0)"><path data-c="1D7D4" d="M48 318Q48 395 68 456T120 553T193 613T273 646T350 655Q425 655 461 616T497 524Q497 485 475 468T428 451Q399 451 378 470T357 521Q357 565 403 588Q375 601 351 601Q313 601 282 584Q242 565 222 526Q199 473 199 367Q201 369 210 380T227 396T246 410T275 422T312 426Q438 426 494 332Q526 285 526 208V199Q526 112 465 53Q428 17 388 3T285 -11Q236 -11 195 7T135 43T104 80Q48 165 48 318ZM375 231V244V268Q375 295 373 310T364 342T341 366T299 374H297Q231 374 208 287Q200 257 200 196Q201 120 209 100Q231 47 288 47Q351 47 368 90Q375 112 375 231Z"></path></g></g></g></g></svg></mjx-container></span></td> </tr> <tr style="border-top: none !important; border-bottom: none !important;"> <td style="text-align: left; border-left-style: solid !important; border-left-width: 1px !important; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">Electrons</td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; "><span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.025ex;" width="2.602ex" height="1.507ex" role="img" focusable="false" viewbox="0 -655 1150 666"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mn"><path data-c="1D7D1" d="M80 503Q80 565 133 610T274 655Q366 655 421 623T491 538Q493 528 493 510Q493 446 453 407T361 348L376 344Q452 324 489 281T526 184Q526 152 514 121T474 58T392 8T265 -11Q175 -11 111 34T48 152Q50 187 72 209T132 232Q171 232 193 208T216 147Q216 136 214 126T207 108T197 94T187 84T178 77T170 72L168 71Q168 70 179 65T215 54T266 48H270Q331 48 350 105Q358 128 358 185Q358 239 348 268T309 313Q292 321 242 322Q205 322 198 324T191 341V348Q191 366 196 369T232 375Q239 375 247 376T260 377T268 378Q284 383 297 393T326 436T341 517Q341 536 339 547T331 573T308 593T266 600Q248 600 241 599Q214 593 183 576Q234 556 234 503Q234 462 210 444T157 426Q126 426 103 446T80 503Z"></path></g><g data-mml-node="mn" transform="translate(575,0)"><path data-c="1D7CF" d="M481 0L294 3Q136 3 109 0H96V62H227V304Q227 546 225 546Q169 529 97 529H80V591H97Q231 591 308 647L319 655H333Q355 655 359 644Q361 640 361 351V62H494V0H481Z"></path></g></g></g></g></svg></mjx-container></span></td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; "><span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.025ex;" width="2.602ex" height="1.507ex" role="img" focusable="false" viewbox="0 -655 1150 666"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mn"><path data-c="1D7CF" d="M481 0L294 3Q136 3 109 0H96V62H227V304Q227 546 225 546Q169 529 97 529H80V591H97Q231 591 308 647L319 655H333Q355 655 359 644Q361 640 361 351V62H494V0H481Z"></path></g><g data-mml-node="mn" transform="translate(575,0)"><path data-c="1D7D3" d="M100 565V605Q100 637 102 646T113 655Q116 655 139 647T202 631T286 623Q332 623 372 631T434 647T459 655Q466 655 469 651T472 643T472 629Q472 613 463 601Q370 487 219 487Q195 487 183 488T169 490T168 433V376Q169 376 174 379T188 387T211 397T244 405T288 409Q390 409 453 352T517 201Q517 106 445 48T253 -11Q169 -11 113 37T57 154Q57 187 79 208T131 229T183 209T206 154Q206 99 155 83Q152 82 157 78Q196 47 253 47Q347 47 358 135Q358 137 358 138Q360 158 360 209Q360 277 355 301T337 338Q315 358 282 358Q202 358 160 303Q153 294 149 292T130 290Q107 290 102 301Q100 304 100 474V565Z"></path></g></g></g></g></svg></mjx-container></span></td> </tr> <tr style="border-top: none !important; border-bottom: none !important;"> <td style="text-align: left; border-left-style: solid !important; border-left-width: 1px !important; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">Mass number</td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; "><span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.025ex;" width="2.602ex" height="1.554ex" role="img" focusable="false" viewbox="0 -676 1150 687"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mn"><path data-c="1D7D5" d="M256 -11Q231 -11 208 5T185 65Q185 105 193 146T212 220T241 289T275 349T312 402T346 445T377 479T397 502L400 504H301Q156 503 150 497Q142 491 134 456T126 407H64V411Q65 414 82 544T99 675T130 676H161V673Q161 669 162 666T167 661T173 657T181 654T190 652T200 651T210 650T220 649T229 648Q237 648 254 647T276 646Q277 646 426 644H558V620V607Q558 596 551 586T509 537Q489 515 476 500Q390 401 384 393Q349 339 337 259T324 113T322 38Q307 -11 256 -11Z"></path></g><g data-mml-node="mn" transform="translate(575,0)"><path data-c="1D7CE" d="M266 654H280H282Q500 654 524 418Q529 370 529 320Q529 125 456 52Q397 -10 287 -10Q110 -10 63 154Q45 212 45 316Q45 504 113 585Q140 618 185 636T266 654ZM374 548Q347 604 286 604Q247 604 218 575Q197 552 193 511T188 311Q188 159 196 116Q202 87 225 64T287 41Q339 41 367 87Q379 107 382 152T386 329Q386 518 374 548Z"></path></g></g></g></g></svg></mjx-container></span></td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">31</td> </tr> </tbody> </table> </div></div> <ol start="6"> <li>Complete the following table with the missing information:</li> </ol> <div class="table_tabular" style="text-align: center"> <div class="inline-tabular"><table class="tabular"> <tbody> <tr style="border-top: none !important; border-bottom: none !important;"> <td style="text-align: left; border-left-style: solid !important; border-left-width: 1px !important; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top-style: solid !important; border-top-width: 1px !important; width: auto; vertical-align: middle; ">Ion</td> <td style="text-align: left; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top-style: solid !important; border-top-width: 1px !important; width: auto; vertical-align: middle; ">Number of Protons</td> <td style="text-align: left; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top-style: solid !important; border-top-width: 1px !important; width: auto; vertical-align: middle; ">Number of Electrons</td> <td style="text-align: left; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top-style: solid !important; border-top-width: 1px !important; width: auto; vertical-align: middle; ">Electrons Lost/Gained</td> </tr> <tr style="border-top: none !important; border-bottom: none !important;"> <td style="text-align: left; border-left-style: solid !important; border-left-width: 1px !important; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; "><span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: 0;" width="3.193ex" height="1.754ex" role="img" focusable="false" viewbox="0 -775.2 1411.1 775.2"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="msup"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mi"><path data-c="4B" d="M128 622Q121 629 117 631T101 634T58 637H25V683H36Q57 680 180 680Q315 680 324 683H335V637H313Q235 637 233 620Q232 618 232 462L233 307L379 449Q425 494 479 546Q518 584 524 591T531 607V608Q531 630 503 636Q501 636 498 636T493 637H489V683H499Q517 680 630 680Q704 680 716 683H722V637H708Q633 633 589 597Q584 592 495 506T406 419T515 254T631 80Q644 60 662 54T715 46H736V0H728Q719 3 615 3Q493 3 472 0H461V46H469Q515 46 515 72Q515 78 512 84L336 351Q332 348 278 296L232 251V156Q232 62 235 58Q243 47 302 46H335V0H324Q303 3 180 3Q45 3 36 0H25V46H58Q100 47 109 49T128 61V622Z"></path></g></g><g data-mml-node="TeXAtom" transform="translate(811,363) scale(0.707)" data-mjx-texclass="ORD"><g data-mml-node="mo"><path data-c="2B" d="M56 237T56 250T70 270H369V420L370 570Q380 583 389 583Q402 583 409 568V270H707Q722 262 722 250T707 230H409V-68Q401 -82 391 -82H389H387Q375 -82 369 -68V230H70Q56 237 56 250Z"></path></g></g></g></g></g></svg></mjx-container></span></td> <td style="text-align: left; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">19</td> <td style="text-align: left; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">18</td> <td style="text-align: left; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">1 Lost</td> </tr> <tr style="border-top: none !important; border-bottom: none !important;"> <td style="text-align: left; border-left-style: solid !important; border-left-width: 1px !important; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; "><span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.455ex;" width="6.309ex" height="2.436ex" role="img" focusable="false" viewbox="0 -875.5 2788.7 1076.5"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="msup"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mi"><path data-c="1D40C" d="M314 0Q296 3 181 3T48 0H39V62H147V624H39V686H305Q316 679 323 667Q330 653 434 414L546 157L658 414Q766 662 773 674Q778 681 788 686H1052V624H944V62H1052V0H1040Q1016 3 874 3T708 0H696V62H804V341L803 618L786 580Q770 543 735 462T671 315Q540 13 536 9Q528 1 507 1Q485 1 477 9Q472 14 408 162T281 457T217 603Q215 603 215 334V62H323V0H314Z"></path></g><g data-mml-node="mi" transform="translate(1092,0)"><path data-c="1D420" d="M50 300Q50 368 105 409T255 450Q328 450 376 426L388 420Q435 455 489 455Q517 455 533 441T554 414T558 389Q558 367 544 353T508 339Q484 339 471 354T458 387Q458 397 462 400Q464 401 461 400Q459 400 454 399Q429 392 427 390Q454 353 459 328Q461 315 461 300Q461 240 419 202Q364 149 248 149Q185 149 136 172Q129 158 129 148Q129 105 170 93Q176 91 263 91Q273 91 298 91T334 91T366 89T400 85T432 77T466 64Q544 22 544 -69Q544 -114 506 -145Q438 -201 287 -201Q149 -201 90 -161T30 -70Q30 -58 33 -47T42 -27T54 -13T69 -1T82 6T94 12T101 15Q66 57 66 106Q66 151 90 187L97 197L89 204Q50 243 50 300ZM485 403H492Q491 404 488 404L485 403V403ZM255 200Q279 200 295 206T319 219T331 242T335 268T336 300Q336 337 333 352T317 380Q298 399 255 399Q228 399 211 392T187 371T178 345T176 312V300V289Q176 235 194 219Q215 200 255 200ZM287 -150Q357 -150 400 -128T443 -71Q443 -65 442 -61T436 -50T420 -37T389 -27T339 -21L308 -20Q276 -20 253 -20Q190 -20 180 -20T156 -26Q130 -38 130 -69Q130 -105 173 -127T287 -150Z"></path></g></g><g data-mml-node="TeXAtom" transform="translate(1700,413.1) scale(0.707)" data-mjx-texclass="ORD"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mn"><path data-c="1D7D0" d="M175 580Q175 578 185 572T205 551T215 510Q215 467 191 449T137 430Q107 430 83 448T58 511Q58 558 91 592T168 640T259 654Q328 654 383 637Q451 610 484 563T517 459Q517 401 482 360T368 262Q340 243 265 184L210 140H274Q416 140 429 145Q439 148 447 186T455 237H517V233Q516 230 501 119Q489 9 486 4V0H57V25Q57 51 58 54Q60 57 109 106T215 214T288 291Q364 377 364 458Q364 515 328 553T231 592Q214 592 201 589T181 584T175 580Z"></path></g><g data-mml-node="mo" transform="translate(575,0)"><path data-c="2B" d="M64 232T64 250T87 281H416V444Q416 608 418 612Q426 633 446 633T475 613Q477 608 477 444V281H807Q808 280 811 278T817 274T823 269T827 262T829 251Q829 230 807 221L642 220H477V57Q477 -107 475 -112Q468 -131 446 -131Q425 -131 418 -112Q416 -107 416 57V220H251L87 221Q64 232 64 250Z"></path></g></g></g></g></g></g></svg></mjx-container></span></td> <td style="text-align: left; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">12</td> <td style="text-align: left; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">10</td> <td style="text-align: left; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">2 lost</td> </tr> <tr style="border-top: none !important; border-bottom: none !important;"> <td style="text-align: left; border-left-style: solid !important; border-left-width: 1px !important; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; "><span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.05ex;" width="3.992ex" height="1.937ex" role="img" focusable="false" viewbox="0 -833.9 1764.7 855.9"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="msup"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mi"><path data-c="4F" d="M56 340Q56 423 86 494T164 610T270 680T388 705Q521 705 621 601T722 341Q722 260 693 191T617 75T510 4T388 -22T267 3T160 74T85 189T56 340ZM467 647Q426 665 388 665Q360 665 331 654T269 620T213 549T179 439Q174 411 174 354Q174 144 277 61Q327 20 385 20H389H391Q474 20 537 99Q603 188 603 354Q603 411 598 439Q577 592 467 647Z"></path></g></g><g data-mml-node="TeXAtom" transform="translate(811,363) scale(0.707)" data-mjx-texclass="ORD"><g data-mml-node="mn"><path data-c="32" d="M109 429Q82 429 66 447T50 491Q50 562 103 614T235 666Q326 666 387 610T449 465Q449 422 429 383T381 315T301 241Q265 210 201 149L142 93L218 92Q375 92 385 97Q392 99 409 186V189H449V186Q448 183 436 95T421 3V0H50V19V31Q50 38 56 46T86 81Q115 113 136 137Q145 147 170 174T204 211T233 244T261 278T284 308T305 340T320 369T333 401T340 431T343 464Q343 527 309 573T212 619Q179 619 154 602T119 569T109 550Q109 549 114 549Q132 549 151 535T170 489Q170 464 154 447T109 429Z"></path></g><g data-mml-node="mo" transform="translate(500,0)"><path data-c="2212" d="M84 237T84 250T98 270H679Q694 262 694 250T679 230H98Q84 237 84 250Z"></path></g></g></g></g></g></svg></mjx-container></span></td> <td style="text-align: left; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">8</td> <td style="text-align: left; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">10</td> <td style="text-align: left; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">2 gained</td> </tr> <tr style="border-top: none !important; border-bottom: none !important;"> <td style="text-align: left; border-left-style: solid !important; border-left-width: 1px !important; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; "><span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: 0;" width="4.558ex" height="2.066ex" role="img" focusable="false" viewbox="0 -913.3 2014.7 913.3"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="msup"><g data-mml-node="TeXAtom" data-mjx-texclass="ORD"><g data-mml-node="mi"><path data-c="41" d="M255 0Q240 3 140 3Q48 3 39 0H32V46H47Q119 49 139 88Q140 91 192 245T295 553T348 708Q351 716 366 716H376Q396 715 400 709Q402 707 508 390L617 67Q624 54 636 51T687 46H717V0H708Q699 3 581 3Q458 3 437 0H427V46H440Q510 46 510 64Q510 66 486 138L462 209H229L209 150Q189 91 189 85Q189 72 209 59T259 46H264V0H255ZM447 255L345 557L244 256Q244 255 345 255H447Z"></path><path data-c="6C" d="M42 46H56Q95 46 103 60V68Q103 77 103 91T103 124T104 167T104 217T104 272T104 329Q104 366 104 407T104 482T104 542T103 586T103 603Q100 622 89 628T44 637H26V660Q26 683 28 683L38 684Q48 685 67 686T104 688Q121 689 141 690T171 693T182 694H185V379Q185 62 186 60Q190 52 198 49Q219 46 247 46H263V0H255L232 1Q209 2 183 2T145 3T107 3T57 1L34 0H26V46H42Z" transform="translate(750,0)"></path></g></g><g data-mml-node="TeXAtom" transform="translate(1061,443.1) scale(0.707)" data-mjx-texclass="ORD"><g data-mml-node="mn"><path data-c="33" d="M127 463Q100 463 85 480T69 524Q69 579 117 622T233 665Q268 665 277 664Q351 652 390 611T430 522Q430 470 396 421T302 350L299 348Q299 347 308 345T337 336T375 315Q457 262 457 175Q457 96 395 37T238 -22Q158 -22 100 21T42 130Q42 158 60 175T105 193Q133 193 151 175T169 130Q169 119 166 110T159 94T148 82T136 74T126 70T118 67L114 66Q165 21 238 21Q293 21 321 74Q338 107 338 175V195Q338 290 274 322Q259 328 213 329L171 330L168 332Q166 335 166 348Q166 366 174 366Q202 366 232 371Q266 376 294 413T322 525V533Q322 590 287 612Q265 626 240 626Q208 626 181 615T143 592T132 580H135Q138 579 143 578T153 573T165 566T175 555T183 540T186 520Q186 498 172 481T127 463Z"></path></g><g data-mml-node="mo" transform="translate(500,0)"><path data-c="2B" d="M56 237T56 250T70 270H369V420L370 570Q380 583 389 583Q402 583 409 568V270H707Q722 262 722 250T707 230H409V-68Q401 -82 391 -82H389H387Q375 -82 369 -68V230H70Q56 237 56 250Z"></path></g></g></g></g></g></svg></mjx-container></span></td> <td style="text-align: left; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">13</td> <td style="text-align: left; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">10</td> <td style="text-align: left; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">3 lost</td> </tr> </tbody> </table> </div></div> <ol start="7"> <li>An unknown element <span class="math-inline " data-overflow="visible"> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.439ex;" width="1.79ex" height="2.032ex" role="img" focusable="false" viewbox="0 -704 791 898"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mi"><path data-c="1D444" d="M399 -80Q399 -47 400 -30T402 -11V-7L387 -11Q341 -22 303 -22Q208 -22 138 35T51 201Q50 209 50 244Q50 346 98 438T227 601Q351 704 476 704Q514 704 524 703Q621 689 680 617T740 435Q740 255 592 107Q529 47 461 16L444 8V3Q444 2 449 -24T470 -66T516 -82Q551 -82 583 -60T625 -3Q631 11 638 11Q647 11 649 2Q649 -6 639 -34T611 -100T557 -165T481 -194Q399 -194 399 -87V-80ZM636 468Q636 523 621 564T580 625T530 655T477 665Q429 665 379 640Q277 591 215 464T153 216Q153 110 207 59Q231 38 236 38V46Q236 86 269 120T347 155Q372 155 390 144T417 114T429 82T435 55L448 64Q512 108 557 185T619 334T636 468ZM314 18Q362 18 404 39L403 49Q399 104 366 115Q354 117 347 117Q344 117 341 117T337 118Q317 118 296 98T274 52Q274 18 314 18Z"></path></g></g></g></svg></mjx-container></span> has the following isotopic data:</li> </ol> <div class="table_tabular" style="text-align: center"> <div class="inline-tabular"><table class="tabular"> <tbody> <tr style="border-top: none !important; border-bottom: none !important;"> <td style="text-align: center; border-left-style: solid !important; border-left-width: 1px !important; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top-style: solid !important; border-top-width: 1px !important; width: auto; vertical-align: middle; ">Isotope</td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top-style: solid !important; border-top-width: 1px !important; width: auto; vertical-align: middle; ">Mass (amu)</td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top-style: solid !important; border-top-width: 1px !important; width: auto; vertical-align: middle; ">Abundance (%)</td> </tr> <tr style="border-top: none !important; border-bottom: none !important;"> <td style="text-align: center; border-left-style: solid !important; border-left-width: 1px !important; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">1</td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">80.0</td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">60.0</td> </tr> <tr style="border-top: none !important; border-bottom: none !important;"> <td style="text-align: center; border-left-style: solid !important; border-left-width: 1px !important; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">2</td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">84.0</td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">30.0</td> </tr> <tr style="border-top: none !important; border-bottom: none !important;"> <td style="text-align: center; border-left-style: solid !important; border-left-width: 1px !important; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">3</td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">82.0</td> <td style="text-align: center; border-right-style: solid !important; border-right-width: 1px !important; border-bottom-style: solid !important; border-bottom-width: 1px !important; border-top: none !important; width: auto; vertical-align: middle; ">10.0</td> </tr> </tbody> </table> </div></div> <div>Calculate the average atomic mass of this element.</div> <div>Avg atomic mass <span class="math-inline "> <mjx-container class="MathJax" jax="SVG"><svg style="vertical-align: -0.566ex;" width="63.428ex" height="2.262ex" role="img" focusable="false" viewbox="0 -750 28035.2 1000"><g stroke="currentColor" fill="currentColor" stroke-width="0" transform="scale(1,-1)"><g data-mml-node="math"><g data-mml-node="mo"><path data-c="3D" d="M56 347Q56 360 70 367H707Q722 359 722 347Q722 336 708 328L390 327H72Q56 332 56 347ZM56 153Q56 168 72 173H708Q722 163 722 153Q722 140 707 133H70Q56 140 56 153Z"></path></g><g data-mml-node="mo" transform="translate(1055.8,0)"><path data-c="28" d="M94 250Q94 319 104 381T127 488T164 576T202 643T244 695T277 729T302 750H315H319Q333 750 333 741Q333 738 316 720T275 667T226 581T184 443T167 250T184 58T225 -81T274 -167T316 -220T333 -241Q333 -250 318 -250H315H302L274 -226Q180 -141 137 -14T94 250Z"></path></g><g data-mml-node="TeXAtom" data-mjx-texclass="ORD" transform="translate(1444.8,0)"><g data-mml-node="mn"><path data-c="1D7D6" d="M80 474Q80 561 139 607T278 654Q357 654 411 632Q490 593 494 509Q494 424 416 376L407 371L418 364Q432 356 447 345T481 312T513 260T526 192Q526 100 461 45T285 -11Q184 -11 116 32T48 164Q48 181 50 196T58 225T69 249T84 270T100 286T117 300T134 311T149 321T162 329L152 336Q120 360 100 397T80 474ZM347 404Q404 446 404 503Q404 579 317 599Q309 600 276 600Q178 600 170 538Q170 532 171 527T173 518T178 509T184 501T194 492T205 484T219 476T235 467T254 456T275 445L347 404ZM289 47Q323 47 351 54T402 82T425 137Q425 147 421 161Q411 183 391 197T303 249Q224 293 223 293Q220 291 215 288T197 273T175 248T157 213T149 167Q149 109 188 78T289 47Z"></path></g><g data-mml-node="mn" transform="translate(575,0)"><path data-c="1D7CE" d="M266 654H280H282Q500 654 524 418Q529 370 529 320Q529 125 456 52Q397 -10 287 -10Q110 -10 63 154Q45 212 45 316Q45 504 113 585Q140 618 185 636T266 654ZM374 548Q347 604 286 604Q247 604 218 575Q197 552 193 511T188 311Q188 159 196 116Q202 87 225 64T287 41Q339 41 367 87Q379 107 382 152T386 329Q386 518 374 548Z"></path></g><g data-mml-node="mo" transform="translate(1150,0)"><path data-c="2E" d="M74 85Q74 121 99 146T156 171Q200 171 222 143T245 85Q245 56 224 29T160 1Q118 1 96 27T74 85Z"></path></g><g data-mml-node="mn" transform="translate(1635.7,0)"><path data-c="1D7CE" d="M266 654H280H282Q500 654 524 418Q529 370 529 320Q529 125 456 52Q397 -10 287 -10Q110 -10 63 154Q45 212 45 316Q45 504 113 585Q140 618 185 636T266 654ZM374 548Q347 604 286 604Q247 604 218 575Q197 552 193 511T188 311Q188 159 196 116Q202 87 225 64T287 41Q339 41 367 87Q379 107 382 152T386 329Q386 518 374 548Z"></path></g></g><g data-mml-node="mo" transform="translate(3877.7,0)"><path data-c="D7" d="M630 29Q630 9 609 9Q604 9 587 25T493 118L389 222L284 117Q178 13 175 11Q171 9 168 9Q160 9 154 15T147 29Q147 36 161 51T255 146L359 250L255 354Q174 435 161 449T147 471Q147 480 153 485T168 490Q173 490 175 489Q178 487 284 383L389 278L493 382Q570 459 587 475T609 491Q630 491 630 471Q630 464 620 453T522 355L418 250L522 145Q606 61 618 48T630 29Z"></path></g><g data-mml-node="TeXAtom" data-mjx-texclass="ORD" transform="translate(4877.9,0)"><g data-mml-node="mn"><path data-c="1D7CE" d="M266 654H280H282Q500 654 524 418Q529 370 529 320Q529 125 456 52Q397 -10 287 -10Q110 -10 63 154Q45 212 45 316Q45 504 113 585Q140 618 185 636T266 654ZM374 548Q347 604 286 604Q247 604 218 575Q197 552 193 511T188 311Q188 159 196 116Q202 87 225 64T287 41Q339 41 367 87Q379 107 382 152T386 329Q386 518 374 548Z"></path></g><g data-mml-node="mo" transform="translate(575,0)"><path data-c="2E" d="M74 85Q74 121 99 146T156 171Q200 171 222 143T245 85Q245 56 224 29T160 1Q118 1 96 27T74 85Z"></path></g><g data-mml-node="mn" transform="translate(1060.7,0)"><path data-c="1D7D4" d="M48 318Q48 395 68 456T120 553T193 613T273 646T350 655Q425 655 461 616T497 524Q497 485 475 468T428 451Q399 451 378 470T357 521Q357 565 403 588Q375 601 351 601Q313 601 282 584Q242 565 222 526Q199 473 199 367Q201 369 210 380T227 396T246 410T275 422T312 426Q438 426 494 332Q526 285 526 208V199Q526 112 465 53Q428 17 388 3T285 -11Q236 -11 195 7T135 43T104 80Q48 165 48 318ZM375 231V244V268Q375 295 373 310T364 342T341 366T299 374H297Q231 374 208 287Q200 257 200 196Q201 120 209 100Q231 47 288 47Q351 47 368 90Q375 112 375 231Z"></path></g><g data-mml-node="mn" transform="translate(1635.7,0)"><path data-c="1D7CE" d="M266 654H280H282Q500 654 524 418Q529 370 529 320Q529 125 456 52Q397 -10 287 -10Q110 -10 63 154Q45 212 45 316Q45 504 113 585Q140 618 185 636T266 654ZM374 548Q347 604 286 604Q247 604 218 575Q197 552 193 511T188 311Q188 159 196 116Q202 87 225 64T287 41Q339 41 367 87Q379 107 382 152T386 329Q386 518 374 548Z"></path></g><g data-mml-node="mn" transform="translate(2210.7,0)"><path data-c="1D7CE" d="M266 654H280H282Q500 654 524 418Q529 370 529 320Q529 125 456 52Q397 -10 287 -10Q110 -10 63 154Q45 212 45 316Q45 504 113 585Q140 618 185 636T266 654ZM374 548Q347 604 286 604Q247 604 218 575Q197 552 193 511T188 311Q188 159 196 116Q202 87 225 64T287 41Q339 41 367 87Q379 107 382 152T386 329Q386 518 374 548Z"></path></g></g><g data-mml-node="mo" transform="translate(7663.6,0)"><path data-c="29" d="M60 749L64 750Q69 750 74 750H86L114 726Q208 641 251 514T294 250Q294 182 284 119T261 12T224 -76T186 -143T145 -194T113 -227T90 -246Q87 -249 86 -250H74Q66 -250 63 -250T58 -247T55 -238Q56 -237 66 -225Q221 -64 221 250T66 725Q56 737 55 738Q55 746 60 749Z"></path></g><g data-mml-node="mo" transform="translate(8274.8,0)"><path data-c="2B" d="M56 237T56 250T70 270H369V420L370 570Q380 583 389 583Q402 583 409 568V270H707Q722 262 722 250T707 230H409V-68Q401 -82 391 -82H389H387Q375 -82 369 -68V230H70Q56 237 56 250Z"></path></g><g data-mml-node="mo" transform="translate(9275,0)"><path data-c="28" d="M94 250Q94 319 104 381T127 488T164 576T202 643T244 695T277 729T302 750H315H319Q333 750 333 741Q333 738 316 720T275 667T226 581T184 443T167 250T184 58T225 -81T274 -167T316 -220T333 -241Q333 -250 318 -250H315H302L274 -226Q180 -141 137 -14T94 250Z"></path></g><g data-mml-node="TeXAtom" data-mjx-texclass="ORD" transform="translate(9664,0)"><g data-mml-node="mn"><path data-c="1D7D6" d="M80 474Q80 561 139 607T278 654Q357 654 411 632Q490 593 494 509Q494 424 416 376L407 371L418 364Q432 356 447 345T481 312T513 260T526 192Q526 100 461 45T285 -11Q184 -11 116 32T48 164Q48 181 50 196T58 225T69 249T84 270T100 286T117 300T134 311T149 321T162 329L152 336Q120 360 100 397T80 474ZM347 404Q404 446 404 503Q404 579 317 599Q309 600 276 600Q178 600 170 538Q170 532 171 527T173 518T178 509T184 501T194 492T205 484T219 476T235 467T254 456T275 445L347 404ZM289 47Q323 47 351 54T402 82T425 137Q425 147 421 161Q411 183 391 197T303 249Q224 293 223 293Q220 291 215 288T197 273T175 248T157 213T149 167Q149 109 188 78T289 47Z"></path></g><g data-mml-node="mn" transform="translate(575,0)"><path data-c="1D7D2" d="M531 0Q510 3 381 3Q238 3 214 0H201V62H313V155H32V217L205 434Q342 606 362 630T387 655L391 656Q395 656 401 656T414 656H427Q447 656 451 645Q453 641 453 429V217H542V155H453V62H542V0H531ZM324 217V494L103 218L213 217H324Z"></path></g><g data-mml-node="mo" transform="translate(1150,0)"><path data-c="2E" d="M74 85Q74 121 99 146T156 171Q200 171 222 143T245 85Q245 56 224 29T160 1Q118 1 96 27T74 85Z"></path></g><g data-mml-node="mn" transform="translate(1635.7,0)"><path data-c="1D7CE" d="M266 654H280H282Q500 654 524 418Q529 370 529 320Q529 125 456 52Q397 -10 287 -10Q110 -10 63 154Q45 212 45 316Q45 504 113 585Q140 618 185 636T266 654ZM374 548Q347 604 286 604Q247 604 218 575Q197 552 193 511T188 311Q188 159 196 116Q202 87 225 64T287 41Q339 41 367 87Q379 107 382 152T386 329Q386 518 374 548Z"></path></g></g><g data-mml-node="mo" transform="translate(12096.9,0)"><path data-c="D7" d="M630 29Q630 9 609 9Q604 9 587 25T493 118L389 222L284 117Q178 13 175 11Q171 9 168 9Q160 9 154 15T147 29Q147 36 161 51T255 146L359 250L255 354Q174 435 161 449T147 471Q147 480 153 485T168 490Q173 490 175 489Q178 487 284 383L389 278L493 382Q570 459 587 475T609 491Q630 491 630 471Q630 464 620 453T522 355L418 250L522 145Q606 61 618 48T630 29Z"></path></g><g data-mml-node="TeXAtom" data-mjx-texclass="ORD" transform="translate(13097.1,0)"><g data-mml-node="mn"><path data-c="1D7CE" d="M266 654H280H282Q500 654 524 418Q529 370 529 320Q529 125 456 52Q397 -10 287 -10Q110 -10 63 154Q45 212 45 316Q45 504 113 585Q140 618 185 636T266 654ZM374 548Q347 604 286 604Q247 604 218 575Q197 552 193 511T188 311Q188 159 196 116Q202 87 225 64T287 41Q339 41 367 87Q379 107 382 152T386 329Q386 518 374 548Z"></path></g><g data-mml-node="mo" transform="translate(575,0)"><path data-c="2E" d="M74 85Q74 121 99 146T156 171Q200 171 222 143T245 85Q245 56 224 29T160 1Q118 1 96 27T74 85Z"></path></g><g data-mml-node="mn" transform="translate(1060.7,0)"><path data-c="1D7D1" d="M80 503Q80 565 133 610T274 655Q366 655 421 623T491 538Q493 528 493 510Q493 446 453 407T361 348L376 344Q452 324 489 281T526 184Q526 152 514 121T474 58T392 8T265 -11Q175 -11 111 34T48 152Q50 187 72 209T132 232Q171 232 193 208T216 147Q216 136 214 126T207 108T197 94T187 84T178 77T170 72L168 71Q168 70 179 65T215 54T266 48H270Q331 48 350 105Q358 128 358 185Q358 239 348 268T309 313Q292 321 242 322Q205 322 198 324T191 341V348Q191 366 196 369T232 375Q239 375 247 376T260 377T268 378Q284 383 297 393T326 436T341 517Q341 536 339 547T331 573T308 593T266 600Q248 600 241 599Q214 593 183 576Q234 556 234 503Q234 462 210 444T157 426Q126 426 103 446T80 503Z"></path></g><g data-mml-node="mn" transform="translate(1635.7,0)"><path data-c="1D7CE" d="M266 654H280H282Q500 654 524 418Q529 370 529 320Q529 125 456 52Q397 -10 287 -10Q110 -10 63 154Q45 212 45 316Q45 504 113 585Q140 618 185 636T266 654ZM374 548Q347 604 286 604Q247 604 218 575Q197 552 193 511T188 311Q188 159 196 116Q202 87 225 64T287 41Q339 41 367 87Q379 107 382 152T386 329Q386 518 374 548Z"></path></g><g data-mml-node="mn" transform="translate(2210.7,0)"><path data-c="1D7CE" d="M266 654H280H282Q500 654 524 418Q529 370 529 320Q529 125 456 52Q397 -10 287 -10Q110 -10 63 154Q45 212 45 316Q45 504 113 585Q140 618 185 636T266 654ZM374 548Q347 604 286 604Q247 604 218 575Q197 552 193 511T188 311Q188 159 196 116Q202 87 225 64T287 41Q339 41 367 87Q379 107 382 152T386 329Q386 518 374 548Z"></path></g></g><g data-mml-node="mo" transform="translate(15882.8,0)"><path data-c="29" d="M60 749L64 750Q69 750 74 750H86L114 726Q208 641 251 514T294 250Q294 182 284 119T261 12T224 -76T186 -143T145 -194T113 -227T90 -246Q87 -249 86 -250H74Q66 -250 63 -250T58 -247T55 -238Q56 -237 66 -225Q221 -64 221 250T66 725Q56 737 55 738Q55 746 60 749Z"></path></g><g data-mml-node="mo" transform="translate(16494,0)"><path data-c="2B" d="M56 237T56 250T70 270H369V420L370 570Q380 583 389 583Q402 583 409 568V270H707Q722 262 722 250T707 230H409V-68Q401 -82 391 -82H389H387Q375 -82 369 -68V230H70Q56 237 56 250Z"></path></g><g data-mml-node="mo" transform="translate(17494.2,0)"><path data-c="28" d="M94 250Q94 319 104 381T127 488T164 576T202 643T244 695T277 729T302 750H315H319Q333 750 333 741Q333 738 316 720T275 667T226 581T184 443T167 250T184 58T225 -81T274 -167T316 -220T333 -241Q333 -250 318 -250H315H302L274 -226Q180 -141 137 -14T94 250Z"></path></g><g data-mml-node="TeXAtom" data-mjx-texclass="ORD" transform="translate(17883.2,0)"><g data-mml-node="mn"><path data-c="1D7D6" d="M80 474Q80 561 139 607T278 654Q357 654 411 632Q490 593 494 509Q494 424 416 376L407 371L418 364Q432 356 447 345T481 312T513 260T526 192Q526 100 461 45T285 -11Q184 -11 116 32T48 164Q48 181 50 196T58 225T69 249T84 270T100 286T117 300T134 311T149 321T162 329L152 336Q120 360 100 397T80 474ZM347 404Q404 446 404 503Q404 579 317 599Q309 600 276 600Q178 600 170 538Q170 532 171 527T173 518T178 509T184 501T194 492T205 484T219 476T235 467T254 456T275 445L347 404ZM289 47Q323 47 351 54T402 82T425 137Q425 147 421 161Q411 183 391 197T303 249Q224 293 223 293Q220 291 215 288T197 273T175 248T157 213T149 167Q149 109 188 78T289 47Z"></path></g><g data-mml-node="mn" transform="translate(575,0)"><path data-c="1D7D0" d="M175 580Q175 578 185 572T205 551T215 510Q215 467 191 449T137 430Q107 430 83 448T58 511Q58 558 91 592T168 640T259 654Q328 654 383 637Q451 610 484 563T517 459Q517 401 482 360T368 262Q340 243 265 184L210 140H274Q416 140 429 145Q439 148 447 186T455 237H517V233Q516 230 501 119Q489 9 486 4V0H57V25Q57 51 58 54Q60 57 109 106T215 214T288 291Q364 377 364 458Q364 515 328 553T231 592Q214 592 201 589T181 584T175 580Z"></path></g><g data-mml-node="mo" transform="translate(1150,0)"><path data-c="2E" d="M74 85Q74 121 99 146T156 171Q200 171 222 143T245 85Q245 56 224 29T160 1Q118 1 96 27T74 85Z"></path></g><g data-mml-node="mn" transform="translate(1635.7,0)"><path data-c="1D7CE" d="M266 654H280H282Q500 654 524 418Q529 370 529 320Q529 125 456 52Q397 -10 287 -10Q110 -10 63 154Q45 212 45 316Q45 504 113 585Q140 618 185 636T266 654ZM374 548Q347 604 286 604Q247 604 218 575Q197 552 193 511T188 311Q188 159 196 116Q202 87 225 64T287 41Q339 41 367 87Q379 107 382 152T386 329Q386 518 374 548Z"></path></g></g><g data-mml-node="mo" transform="translate(20316.1,0)"><path data-c="D7" d="M630 29Q630 9 609 9Q604 9 587 25T493 118L389 222L284 117Q178 13 175 11Q171 9 168 9Q160 9 154 15T147 29Q147 36 161 51T255 146L359 250L255 354Q174 435 161 449T147 471Q147 480 153 485T168 490Q173 490 175 489Q178 487 284 383L389 278L493 382Q570 459 587 475T609 491Q630 491 630 471Q630 464 620 453T522 355L418 250L522 145Q606 61 618 48T630 29Z"></path></g><g data-mml-node="TeXAtom" data-mjx-texclass="ORD" transform="translate(21316.3,0)"><g data-mml-node="mn"><path data-c="1D7CE" d="M266 654H280H282Q500 654 524 418Q529 370 529 320Q529 125 456 52Q397 -10 287 -10Q110 -10 63 154Q45 212 45 316Q45 504 113 585Q140 618 185 636T266 654ZM374 548Q347 604 286 604Q247 604 218 575Q197 552 193 511T188 311Q188 159 196 116Q202 87 225 64T287 41Q339 41 367 87Q379 107 382 152T386 329Q386 518 374 548Z"></path></g><g data-mml-node="mo" transform="translate(575,0)"><path data-c="2E" d="M74 85Q74 121 99 146T156 171Q200 171 222 143T245 85Q245 56 224 29T160 1Q118 1 96 27T74 85Z"></path></g><g data-mml-node="mn" transform="translate(1060.7,0)"><path data-c="1D7CF" d="M481 0L294 3Q136 3 109 0H96V62H227V304Q227 546 225 546Q169 529 97 529H80V591H97Q231 591 308 647L319 655H333Q355 655 359 644Q361 640 361 351V62H494V0H481Z"></path></g><g data-mml-node="mn" transform="translate(1635.7,0)"><path data-c="1D7CE" d="M266 654H280H282Q500 654 524 418Q529 370 529 320Q529 125 456 52Q397 -10 287 -10Q110 -10 63 154Q45 212 45 316Q45 504 113 585Q140 618 185 636T266 654ZM374 548Q347 604 286 604Q247 604 218 575Q197 552 193 511T188 311Q188 159 196 116Q202 87 225 64T287 41Q339 41 367 87Q379 107 382 152T386 329Q386 518 374 548Z"></path></g><g data-mml-node="mn" transform="translate(2210.7,0)"><path data-c="1D7CE" d="M266 654H280H282Q500 654 524 418Q529 370 529 320Q529 125 456 52Q397 -10 287 -10Q110 -10 63 154Q45 212 45 316Q45 504 113 585Q140 618 185 636T266 654ZM374 548Q347 604 286 604Q247 604 218 575Q197 552 193 511T188 311Q188 159 196 116Q202 87 225 64T287 41Q339 41 367 87Q379 107 382 152T386 329Q386 518 374 548Z"></path></g></g><g data-mml-node="mo" transform="translate(24102,0)"><path data-c="29" d="M60 749L64 750Q69 750 74 750H86L114 726Q208 641 251 514T294 250Q294 182 284 119T261 12T224 -76T186 -143T145 -194T113 -227T90 -246Q87 -249 86 -250H74Q66 -250 63 -250T58 -247T55 -238Q56 -237 66 -225Q221 -64 221 250T66 725Q56 737 55 738Q55 746 60 749Z"></path></g><g data-mml-node="mo" transform="translate(24768.8,0)"><path data-c="3D" d="M56 347Q56 360 70 367H707Q722 359 722 347Q722 336 708 328L390 327H72Q56 332 56 347ZM56 153Q56 168 72 173H708Q722 163 722 153Q722 140 707 133H70Q56 140 56 153Z"></path></g><g data-mml-node="TeXAtom" data-mjx-texclass="ORD" transform="translate(25824.6,0)"><g data-mml-node="mn"><path data-c="1D7D6" d="M80 474Q80 561 139 607T278 654Q357 654 411 632Q490 593 494 509Q494 424 416 376L407 371L418 364Q432 356 447 345T481 312T513 260T526 192Q526 100 461 45T285 -11Q184 -11 116 32T48 164Q48 181 50 196T58 225T69 249T84 270T100 286T117 300T134 311T149 321T162 329L152 336Q120 360 100 397T80 474ZM347 404Q404 446 404 503Q404 579 317 599Q309 600 276 600Q178 600 170 538Q170 532 171 527T173 518T178 509T184 501T194 492T205 484T219 476T235 467T254 456T275 445L347 404ZM289 47Q323 47 351 54T402 82T425 137Q425 147 421 161Q411 183 391 197T303 249Q224 293 223 293Q220 291 215 288T197 273T175 248T157 213T149 167Q149 109 188 78T289 47Z"></path></g><g data-mml-node="mn" transform="translate(575,0)"><path data-c="1D7CF" d="M481 0L294 3Q136 3 109 0H96V62H227V304Q227 546 225 546Q169 529 97 529H80V591H97Q231 591 308 647L319 655H333Q355 655 359 644Q361 640 361 351V62H494V0H481Z"></path></g><g data-mml-node="mo" transform="translate(1150,0)"><path data-c="2E" d="M74 85Q74 121 99 146T156 171Q200 171 222 143T245 85Q245 56 224 29T160 1Q118 1 96 27T74 85Z"></path></g><g data-mml-node="mn" transform="translate(1635.7,0)"><path data-c="1D7D2" d="M531 0Q510 3 381 3Q238 3 214 0H201V62H313V155H32V217L205 434Q342 606 362 630T387 655L391 656Q395 656 401 656T414 656H427Q447 656 451 645Q453 641 453 429V217H542V155H453V62H542V0H531ZM324 217V494L103 218L213 217H324Z"></path></g></g></g></g></svg></mjx-container></span> amu<br /> 8. What is the relationship between each pair of elements shown below:<br /> a) One with 10 protons, 11 neutrons, 10 electrons and one with 11 protons, 10 neutrons and 11 electrons.</div> <div>These two elements are different elements (different atomic numbers) that have the same mass (same mass numbers).<br /> b) One with 12 protons, 12 neutrons and 12 electrons and one with 12 protons, 14 neutrons and 12 electrons.</div> <div>These two elements are isotopes of each other, since they have the same atomic number but different mass numbers.</div> </div> </div> </main> <footer> <p><small>Converted for LibreTexts accessibility compliance</small></p> </footer>
💾 Save to sandbox
Reset