{"id":1296,"date":"2017-12-21T18:26:57","date_gmt":"2017-12-21T23:26:57","guid":{"rendered":"https:\/\/pressbooks.bccampus.ca\/introductorygeneralphysics2phys1207\/back-matter\/appendix-a-atomic-masses\/"},"modified":"2019-11-29T22:28:54","modified_gmt":"2019-11-30T03:28:54","slug":"appendix-a-atomic-masses","status":"publish","type":"back-matter","link":"https:\/\/pressbooks.bccampus.ca\/introductorygeneralphysics2phys1207\/back-matter\/appendix-a-atomic-masses\/","title":{"raw":"Appendix A Atomic Masses","rendered":"Appendix A Atomic Masses"},"content":{"raw":"\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
Atomic Number, Z<\/em><\/th>\r\nName<\/th>\r\nAtomic Mass Number, A<\/em><\/th>\r\nSymbol<\/th>\r\nAtomic Mass (u)<\/th>\r\nPercent Abundance or Decay Mode<\/th>\r\nHalf-life, t<\/em>1\/2<\/sub><\/th>\r\n<\/tr>\r\n<\/thead>\r\n
0<\/td>\r\nneutron [latexpage]<\/td>\r\n1<\/td>\r\nn<\/td>\r\n1.008 665<\/td>\r\n\u03b2-<\/td>\r\n10.37 min<\/td>\r\n<\/tr>\r\n
1<\/td>\r\nHydrogen<\/td>\r\n1<\/td>\r\n1<\/sup>H<\/td>\r\n1.007 825<\/td>\r\n99.985%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\nDeuterium<\/td>\r\n2<\/td>\r\n2<\/sup>H or D<\/td>\r\n2.014 102<\/td>\r\n0.015%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\nTritium<\/td>\r\n3<\/td>\r\n3<\/sup>H or T<\/td>\r\n3.016 050<\/td>\r\n\u03b2-<\/td>\r\n12.33 y<\/td>\r\n<\/tr>\r\n
2<\/td>\r\nHelium<\/td>\r\n3<\/td>\r\n3<\/sup>He<\/td>\r\n3.016 030<\/td>\r\n1.38x10-4<\/sup>%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n4<\/td>\r\n4<\/sup>He<\/td>\r\n4.002 603<\/td>\r\n\u2248100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
3<\/td>\r\nLithium<\/td>\r\n6<\/td>\r\n6<\/sup>Li<\/td>\r\n6.015 121<\/td>\r\n7.5%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n7<\/td>\r\n7Li<\/td>\r\n7.016 003<\/td>\r\n92.5%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
4<\/td>\r\nBeryllium<\/td>\r\n7<\/td>\r\n7<\/sup>Be<\/td>\r\n7.016 928<\/td>\r\nEC<\/td>\r\n53.29 d<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n9<\/td>\r\n9<\/sup>Be<\/td>\r\n9.012 182<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
5<\/td>\r\nBoron<\/td>\r\n10<\/td>\r\n10<\/sup>B<\/td>\r\n10.012 937<\/td>\r\n19.9%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n11<\/td>\r\n11<\/sup>B<\/td>\r\n11.009 305<\/td>\r\n80.1%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
6<\/td>\r\nCarbon<\/td>\r\n11<\/td>\r\n11<\/sup>C<\/td>\r\n11.011 432<\/td>\r\nEC,\u00a0\u03b2+<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n12<\/td>\r\n12C<\/td>\r\n12.000 000<\/td>\r\n98.90%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n13<\/td>\r\n13C<\/td>\r\n13.003 355<\/td>\r\n1.10%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n14<\/td>\r\n14<\/sup>C<\/td>\r\n14.003 241<\/td>\r\n\u03b2-<\/td>\r\n5730 y<\/td>\r\n<\/tr>\r\n
7<\/td>\r\nNitrogen<\/td>\r\n13<\/td>\r\n13<\/sup>N<\/td>\r\n13.005 738<\/td>\r\n\u03b2+<\/td>\r\n9.96 min<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n14<\/td>\r\n14N<\/td>\r\n14.003 074<\/td>\r\n99.63%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n15<\/td>\r\n15N<\/td>\r\n15.000 108<\/td>\r\n0.37%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
8<\/td>\r\nOxygen<\/td>\r\n15<\/td>\r\n$latex ^{15} \\textbf{O}$<\/td>\r\n15.003 065<\/td>\r\nEC,\u00a0\u03b2+<\/td>\r\n122 s<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n16<\/td>\r\n$latex ^{16} \\textbf{O}$<\/td>\r\n15.994 915<\/td>\r\n99.76%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n18<\/td>\r\n$latex ^{18} \\textbf{O}$<\/td>\r\n17.999 160<\/td>\r\n0.200%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
9<\/td>\r\nFluorine<\/td>\r\n18<\/td>\r\n$latex ^{18} \\textbf{F}$<\/td>\r\n18.000 937<\/td>\r\nEC,\u00a0\u03b2+<\/td>\r\n1.83 h<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n19<\/td>\r\n$latex ^{19} \\textbf{F}$<\/td>\r\n18.998 403<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
10<\/td>\r\nNeon<\/td>\r\n20<\/td>\r\n$latex ^{20} \\textbf{Ne}$<\/td>\r\n19.992 435<\/td>\r\n90.51%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n22<\/td>\r\n$latex ^{22} \\textbf{Ne}$<\/td>\r\n21.991 383<\/td>\r\n9.22%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
11<\/td>\r\nSodium<\/td>\r\n22<\/td>\r\n$latex ^{22} \\textbf{Na}$<\/td>\r\n21.994 434<\/td>\r\n\u03b2+<\/td>\r\n2.602 y<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n23<\/td>\r\n$latex ^{23} \\textbf{Na}$<\/td>\r\n22.989 767<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n24<\/td>\r\n$latex ^{24} \\textbf{Na}$<\/td>\r\n23.990 961<\/td>\r\n\u03b2-<\/td>\r\n14.96 h<\/td>\r\n<\/tr>\r\n
12<\/td>\r\nMagnesium<\/td>\r\n24<\/td>\r\n$latex ^{24} \\textbf{Mg}$<\/td>\r\n23.985 042<\/td>\r\n78.99%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
13<\/td>\r\nAluminum<\/td>\r\n27<\/td>\r\n$latex ^{27} \\textbf{Al}$<\/td>\r\n26.981 539<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
14<\/td>\r\nSilicon<\/td>\r\n28<\/td>\r\n$latex ^{28} \\textbf{Si}$<\/td>\r\n27.976 927<\/td>\r\n92.23%<\/td>\r\n2.62h<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n31<\/td>\r\n$latex ^{31} \\textbf{Si}$<\/td>\r\n30.975 362<\/td>\r\n\u03b2-<\/td>\r\n<\/td>\r\n<\/tr>\r\n
15<\/td>\r\nPhosphorus<\/td>\r\n31<\/td>\r\n$latex ^{31} \\textbf{P}$<\/td>\r\n30.973 762<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n32<\/td>\r\n$latex ^{32} \\textbf{P}$<\/td>\r\n31.973 907<\/td>\r\n\u03b2-<\/td>\r\n14.28 d<\/td>\r\n<\/tr>\r\n
16<\/td>\r\nSulfur<\/td>\r\n32<\/td>\r\n$latex ^{32} \\textbf{S}$<\/td>\r\n31.972 070<\/td>\r\n95.02%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n35<\/td>\r\n$latex ^{35} \\textbf{S}$<\/td>\r\n34.969 031<\/td>\r\n\u03b2-<\/td>\r\n87.4 d<\/td>\r\n<\/tr>\r\n
17<\/td>\r\nChlorine<\/td>\r\n35<\/td>\r\n$latex ^{35} \\textbf{Cl}$<\/td>\r\n34.968 852<\/td>\r\n75.77%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n37<\/td>\r\n$latex ^{37} \\textbf{Cl}$<\/td>\r\n36.965 903<\/td>\r\n24.23%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
18<\/td>\r\nArgon<\/td>\r\n40<\/td>\r\n$latex ^{40} \\textbf{Ar}$<\/td>\r\n39.962 384<\/td>\r\n99.60%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
19<\/td>\r\nPotassium<\/td>\r\n39<\/td>\r\n$latex ^{39} \\textbf{K}$<\/td>\r\n38.963 707<\/td>\r\n93.26%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n40<\/td>\r\n$latex ^{40} \\textbf{K}$<\/td>\r\n39.963 999<\/td>\r\n0.0117%, EC,\u00a0\u03b2-<\/td>\r\n$latex 1.28 \\times 10^9 \\text{y}$<\/td>\r\n<\/tr>\r\n
20<\/td>\r\nCalcium<\/td>\r\n40<\/td>\r\n$latex ^{40} \\textbf{Ca}$<\/td>\r\n39.962 591<\/td>\r\n96.94%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
21<\/td>\r\nScandium<\/td>\r\n45<\/td>\r\n$latex ^{45} \\textbf{Sc}$<\/td>\r\n44.955 910<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
22<\/td>\r\nTitanium<\/td>\r\n48<\/td>\r\n$latex ^{48} \\textbf{Ti}$<\/td>\r\n47.947 947<\/td>\r\n73.8%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
23<\/td>\r\nVanadium<\/td>\r\n51<\/td>\r\n$latex ^{51} \\textbf{V}$<\/td>\r\n50.943 962<\/td>\r\n99.75%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
24<\/td>\r\nChromium<\/td>\r\n52<\/td>\r\n$latex ^{52} \\textbf{Cr}$<\/td>\r\n51.940 509<\/td>\r\n83.79%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
25<\/td>\r\nManganese<\/td>\r\n55<\/td>\r\n$latex ^{55} \\textbf{Mn}$<\/td>\r\n54.938 047<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
26<\/td>\r\nIron<\/td>\r\n56<\/td>\r\n$latex ^{56} \\textbf{Fe}$<\/td>\r\n55.934 939<\/td>\r\n91.72%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
27<\/td>\r\nCobalt<\/td>\r\n59<\/td>\r\n$latex ^{59} \\textbf{Co}$<\/td>\r\n58.933 198<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n60<\/td>\r\n$latex ^{60} \\textbf{Co}$<\/td>\r\n59.933 819<\/td>\r\n\u03b2-<\/td>\r\n5.271 y<\/td>\r\n<\/tr>\r\n
28<\/td>\r\nNickel<\/td>\r\n58<\/td>\r\n$latex ^{58} \\textbf{Ni}$<\/td>\r\n57.935 346<\/td>\r\n68.27%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n60<\/td>\r\n$latex ^{60} \\textbf{Ni}$<\/td>\r\n59.930 788<\/td>\r\n26.10%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
29<\/td>\r\nCopper<\/td>\r\n63<\/td>\r\n$latex ^{63} \\textbf{Cu}$<\/td>\r\n62.939 598<\/td>\r\n69.17%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n65<\/td>\r\n$latex ^{65} \\textbf{Cu}$<\/td>\r\n64.927 793<\/td>\r\n30.83%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
30<\/td>\r\nZinc<\/td>\r\n64<\/td>\r\n$latex ^{64} \\textbf{Zn}$<\/td>\r\n63.929 145<\/td>\r\n48.6%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n66<\/td>\r\n$latex ^{66} \\textbf{Zn}$<\/td>\r\n65.926 034<\/td>\r\n27.9%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
31<\/td>\r\nGallium<\/td>\r\n69<\/td>\r\n$latex ^{69} \\textbf{Ga}$<\/td>\r\n68.925 580<\/td>\r\n60.1%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
32<\/td>\r\nGermanium<\/td>\r\n72<\/td>\r\n$latex ^{72} \\textbf{Ge}$<\/td>\r\n71.922 079<\/td>\r\n27.4%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n74<\/td>\r\n$latex ^{74} \\textbf{Ge}$<\/td>\r\n73.921 177<\/td>\r\n36.5%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
33<\/td>\r\nArsenic<\/td>\r\n75<\/td>\r\n$latex ^{75} \\textbf{As}$<\/td>\r\n74.921 594<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
34<\/td>\r\nSelenium<\/td>\r\n80<\/td>\r\n$latex ^{80} \\textbf{Se}$<\/td>\r\n79.916 520<\/td>\r\n49.7%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
35<\/td>\r\nBromine<\/td>\r\n79<\/td>\r\n$latex ^{79} \\textbf{Br}$<\/td>\r\n78.918 336<\/td>\r\n50.69%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
36<\/td>\r\nKrypton<\/td>\r\n84<\/td>\r\n$latex ^{84} \\textbf{Kr}$<\/td>\r\n83.911 507<\/td>\r\n57.0%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
37<\/td>\r\nRubidium<\/td>\r\n85<\/td>\r\n$latex ^{85} \\textbf{Rb}$<\/td>\r\n84.911 794<\/td>\r\n72.17%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
38<\/td>\r\nStrontium<\/td>\r\n86<\/td>\r\n$latex ^{86} \\textbf{Sr}$<\/td>\r\n85.909 267<\/td>\r\n9.86%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n88<\/td>\r\n$latex ^{88} \\textbf{Sr}$<\/td>\r\n87.905 619<\/td>\r\n82.58%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n90<\/td>\r\n$latex ^{90} \\textbf{Sr}$<\/td>\r\n89.907 738<\/td>\r\n\u03b2-<\/td>\r\n28.8 y<\/td>\r\n<\/tr>\r\n
39<\/td>\r\nYttrium<\/td>\r\n89<\/td>\r\n$latex ^{89} \\textbf{Y}$<\/td>\r\n88.905 849<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n90<\/td>\r\n$latex ^{90} \\textbf{Y}$<\/td>\r\n89.907 152<\/td>\r\n\u03b2-<\/td>\r\n64.1 h<\/td>\r\n<\/tr>\r\n
40<\/td>\r\nZirconium<\/td>\r\n90<\/td>\r\n$latex ^{90} \\textbf{Zr}$<\/td>\r\n89.904 703<\/td>\r\n51.45%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
41<\/td>\r\nNiobium<\/td>\r\n93<\/td>\r\n$latex ^{93} \\textbf{Nb}$<\/td>\r\n92.906 377<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
42<\/td>\r\nMolybdenum<\/td>\r\n98<\/td>\r\n$latex ^{98} \\textbf{Mo}$<\/td>\r\n97.905 406<\/td>\r\n24.13%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
43<\/td>\r\nTechnetium<\/td>\r\n98<\/td>\r\n98<\/sup>Tc<\/td>\r\n97.907 215<\/td>\r\n\u03b2-\u00ad<\/td>\r\n\u00a04.2x106<\/sup> yr<\/td>\r\n<\/tr>\r\n
44<\/td>\r\nRuthenium<\/td>\r\n102<\/td>\r\n$latex ^{102} \\textbf{Ru}$<\/td>\r\n101.904 348<\/td>\r\n31.6%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
45<\/td>\r\nRhodium<\/td>\r\n103<\/td>\r\n$latex ^{103} \\textbf{Rh}$<\/td>\r\n102.905 500<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
46<\/td>\r\nPalladium<\/td>\r\n106<\/td>\r\n$latex ^{106} \\textbf{Pd}$<\/td>\r\n105.903 478<\/td>\r\n27.33%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
47<\/td>\r\nSilver<\/td>\r\n107<\/td>\r\n$latex ^{107} \\textbf{Ag}$<\/td>\r\n106.905 092<\/td>\r\n51.84%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n109<\/td>\r\n$latex ^{109} \\textbf{Ag}$<\/td>\r\n108.904 757<\/td>\r\n48.16%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
48<\/td>\r\nCadmium<\/td>\r\n114<\/td>\r\n$latex ^{114} \\textbf{Cd}$<\/td>\r\n113.903 357<\/td>\r\n28.73%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
49<\/td>\r\nIndium<\/td>\r\n115<\/td>\r\n$latex ^{115} \\textbf{In}$<\/td>\r\n114.903 880<\/td>\r\n95.7%,\u00a0\u03b2-<\/td>\r\n$latex 4.4 \\times 10^{14} \\text{y}$<\/td>\r\n<\/tr>\r\n
50<\/td>\r\nTin<\/td>\r\n120<\/td>\r\n$latex ^{120} \\textbf{Sn}$<\/td>\r\n119.902 200<\/td>\r\n32.59%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
51<\/td>\r\nAntimony<\/td>\r\n121<\/td>\r\n$latex ^{121} \\textbf{Sb}$<\/td>\r\n120.903 821<\/td>\r\n57.3%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
52<\/td>\r\nTellurium<\/td>\r\n130<\/td>\r\n$latex ^{130} \\textbf{Te}$<\/td>\r\n129.906 229<\/td>\r\n33.8%,\u00a0\u03b2-<\/td>\r\n$latex 2.5 \\times 10^{21} \\text{y}$<\/td>\r\n<\/tr>\r\n
53<\/td>\r\nIodine<\/td>\r\n127<\/td>\r\n$latex ^{127} \\textbf{I}$<\/td>\r\n126.904 473<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n131<\/td>\r\n$latex ^{131} \\textbf{I}$<\/td>\r\n130.906 114<\/td>\r\n\u03b2-<\/td>\r\n8.040 d<\/td>\r\n<\/tr>\r\n
54<\/td>\r\nXenon<\/td>\r\n132<\/td>\r\n$latex ^{132} \\textbf{Xe}$<\/td>\r\n131.904 144<\/td>\r\n26.9%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n136<\/td>\r\n$latex ^{136} \\textbf{Xe}$<\/td>\r\n135.907 214<\/td>\r\n8.9%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
55<\/td>\r\nCesium<\/td>\r\n133<\/td>\r\n$latex ^{133} \\textbf{Cs}$<\/td>\r\n132.905 429<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n134<\/td>\r\n$latex ^{134} \\textbf{Cs}$<\/td>\r\n133.906 696<\/td>\r\nEC, \u03b2-\u00ad<\/td>\r\n2.06 y<\/td>\r\n<\/tr>\r\n
56<\/td>\r\nBarium<\/td>\r\n137<\/td>\r\n$latex ^{137} \\textbf{Ba}$<\/td>\r\n136.905 812<\/td>\r\n11.23%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n138<\/td>\r\n$latex ^{138} \\textbf{Ba}$<\/td>\r\n137.905 232<\/td>\r\n71.70%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
57<\/td>\r\nLanthanum<\/td>\r\n139<\/td>\r\n$latex ^{139} \\textbf{La}$<\/td>\r\n138.906 346<\/td>\r\n99.91%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
58<\/td>\r\nCerium<\/td>\r\n140<\/td>\r\n$latex ^{140} \\textbf{Ce}$<\/td>\r\n139.905 433<\/td>\r\n88.48%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
59<\/td>\r\nPraseodymium<\/td>\r\n141<\/td>\r\n$latex ^{141} \\textbf{Pr}$<\/td>\r\n140.907 647<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
60<\/td>\r\nNeodymium<\/td>\r\n142<\/td>\r\n$latex ^{142} \\textbf{Nd}$<\/td>\r\n141.907 719<\/td>\r\n27.13%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
61<\/td>\r\nPromethium<\/td>\r\n145<\/td>\r\n$latex ^{145} \\textbf{Pm}$<\/td>\r\n144.912 743<\/td>\r\nEC,\u00a0\u03b1<\/td>\r\n17.7 y<\/td>\r\n<\/tr>\r\n
62<\/td>\r\nSamarium<\/td>\r\n152<\/td>\r\n$latex ^{152} \\textbf{Sm}$<\/td>\r\n151.919 729<\/td>\r\n26.7%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
63<\/td>\r\nEuropium<\/td>\r\n153<\/td>\r\n$latex ^{153} \\textbf{Eu}$<\/td>\r\n152.921 225<\/td>\r\n52.2%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
64<\/td>\r\nGadolinium<\/td>\r\n158<\/td>\r\n$latex ^{158} \\textbf{Gd}$<\/td>\r\n157.924 099<\/td>\r\n24.84%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
65<\/td>\r\nTerbium<\/td>\r\n159<\/td>\r\n$latex ^{159} \\textbf{Tb}$<\/td>\r\n158.925 342<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
66<\/td>\r\nDysprosium<\/td>\r\n164<\/td>\r\n$latex ^{164} \\textbf{Dy}$<\/td>\r\n163.929 171<\/td>\r\n28.2%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
67<\/td>\r\nHolmium<\/td>\r\n165<\/td>\r\n$latex ^{165} \\textbf{Ho}$<\/td>\r\n164.930 319<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
68<\/td>\r\nErbium<\/td>\r\n166<\/td>\r\n$latex ^{166} \\textbf{Er}$<\/td>\r\n165.930 290<\/td>\r\n33.6%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
69<\/td>\r\nThulium<\/td>\r\n169<\/td>\r\n$latex ^{169} \\textbf{Tm}$<\/td>\r\n168.934 212<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
70<\/td>\r\nYtterbium<\/td>\r\n174<\/td>\r\n$latex ^{174} \\textbf{Yb}$<\/td>\r\n173.938 859<\/td>\r\n31.8%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
71<\/td>\r\nLutecium<\/td>\r\n175<\/td>\r\n$latex ^{175} \\textbf{Lu}$<\/td>\r\n174.940 770<\/td>\r\n97.41%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
72<\/td>\r\nHafnium<\/td>\r\n180<\/td>\r\n$latex ^{180} \\textbf{Hf}$<\/td>\r\n179.946 545<\/td>\r\n35.10%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
73<\/td>\r\nTantalum<\/td>\r\n181<\/td>\r\n$latex ^{181} \\textbf{Ta}$<\/td>\r\n180.947 992<\/td>\r\n99.98%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
74<\/td>\r\nTungsten<\/td>\r\n184<\/td>\r\n$latex ^{184} \\textbf{W}$<\/td>\r\n183.950 928<\/td>\r\n30.67%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
75<\/td>\r\nRhenium<\/td>\r\n187<\/td>\r\n$latex ^{187} \\textbf{Re}$<\/td>\r\n186.955 744<\/td>\r\n62.6%,\u00a0\u03b2-<\/td>\r\n$latex 4.6 \\times 10^{10} \\text{y}$<\/td>\r\n<\/tr>\r\n
76<\/td>\r\nOsmium<\/td>\r\n191<\/td>\r\n$latex ^{191} \\textbf{Os}$<\/td>\r\n190.960 920<\/td>\r\n\u03b2-<\/strong><\/td>\r\n15.4 d<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n192<\/td>\r\n$latex ^{192} \\textbf{Os}$<\/td>\r\n191.961 467<\/td>\r\n41.0%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
77<\/td>\r\nIridium<\/td>\r\n191<\/td>\r\n$latex ^{191} \\textbf{Ir}$<\/td>\r\n190.960 584<\/td>\r\n37.3%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n193<\/td>\r\n$latex ^{193} \\textbf{Ir}$<\/td>\r\n192.962 917<\/td>\r\n62.7%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
78<\/td>\r\nPlatinum<\/td>\r\n195<\/td>\r\n$latex ^{195} \\textbf{Pt}$<\/td>\r\n194.964 766<\/td>\r\n33.8%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
79<\/td>\r\nGold<\/td>\r\n197<\/td>\r\n$latex ^{197} \\textbf{Au}$<\/td>\r\n196.966 543<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n198<\/td>\r\n$latex ^{198} \\textbf{Au}$<\/td>\r\n197.968 217<\/td>\r\n\u03b2-<\/td>\r\n2.696 d<\/td>\r\n<\/tr>\r\n
80<\/td>\r\nMercury<\/td>\r\n199<\/td>\r\n$latex ^{199} \\textbf{Hg}$<\/td>\r\n198.968 253<\/td>\r\n16.87%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n202<\/td>\r\n$latex ^{202} \\textbf{Hg}$<\/td>\r\n201.970 617<\/td>\r\n29.86%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
81<\/td>\r\nThallium<\/td>\r\n205<\/td>\r\n$latex ^{205} \\textbf{Tl}$<\/td>\r\n204.974 401<\/td>\r\n70.48%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
82<\/td>\r\nLead<\/td>\r\n206<\/td>\r\n$latex ^{206} \\textbf{Pb}$<\/td>\r\n205.974 440<\/td>\r\n24.1%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n207<\/td>\r\n$latex ^{207} \\textbf{Pb}$<\/td>\r\n206.975 872<\/td>\r\n22.1%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n208<\/td>\r\n$latex ^{208} \\textbf{Pb}$<\/td>\r\n207.976 627<\/td>\r\n52.4%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n210<\/td>\r\n$latex ^{210} \\textbf{Pb}$<\/td>\r\n209.984 163<\/td>\r\n\u03b1,\u00a0\u03b2-<\/td>\r\n22.3 y<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n211<\/td>\r\n$latex ^{211} \\textbf{Pb}$<\/td>\r\n210.988 735<\/td>\r\n\u03b2-<\/td>\r\n36.1 min<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n212<\/td>\r\n$latex ^{212} \\textbf{Pb}$<\/td>\r\n211.991 871<\/td>\r\n\u03b2-<\/td>\r\n10.64 h<\/td>\r\n<\/tr>\r\n
83<\/td>\r\nBismuth<\/td>\r\n209<\/td>\r\n$latex ^{209} \\textbf{Bi}$<\/td>\r\n208.980 374<\/td>\r\n100%<\/td>\r\n<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n211<\/td>\r\n$latex ^{211} \\textbf{Bi}$<\/td>\r\n210.987 255<\/td>\r\n\u03b1,\u00a0\u03b2-<\/td>\r\n2.14 min<\/td>\r\n<\/tr>\r\n
84<\/td>\r\nPolonium<\/td>\r\n210<\/td>\r\n$latex ^{210} \\textbf{Po}$<\/td>\r\n209.982 848<\/td>\r\n\u03b1<\/td>\r\n138.38 d<\/td>\r\n<\/tr>\r\n
85<\/td>\r\nAstatine<\/td>\r\n218<\/td>\r\n$latex ^{218} \\textbf{At}$<\/td>\r\n218.008 684<\/td>\r\n\u03b1,\u00a0\u03b2-<\/td>\r\n1.6 s<\/td>\r\n<\/tr>\r\n
86<\/td>\r\nRadon<\/td>\r\n222<\/td>\r\n$latex ^{222} \\textbf{Rn}$<\/td>\r\n222.017 570<\/td>\r\n\u03b1<\/td>\r\n3.82 d<\/td>\r\n<\/tr>\r\n
87<\/td>\r\nFrancium<\/td>\r\n223<\/td>\r\n$latex ^{223} \\textbf{Fr}$<\/td>\r\n223.019 733<\/td>\r\n\u03b1,\u00a0\u03b2-<\/td>\r\n21.8 min<\/td>\r\n<\/tr>\r\n
88<\/td>\r\nRadium<\/td>\r\n226<\/td>\r\n$latex ^{226} \\textbf{Ra}$<\/td>\r\n226.025 402<\/td>\r\n\u03b1<\/td>\r\n$latex 1.60 \\times 10^3 \\text{y}$<\/td>\r\n<\/tr>\r\n
89<\/td>\r\nActinium<\/td>\r\n227<\/td>\r\n$latex ^{227} \\textbf{Ac}$<\/td>\r\n227.027 750<\/td>\r\n\u03b1,\u00a0\u03b2-<\/td>\r\n21.8 y<\/td>\r\n<\/tr>\r\n
90<\/td>\r\nThorium<\/td>\r\n228<\/td>\r\n$latex ^{228} \\textbf{Th}$<\/td>\r\n228.028 715<\/td>\r\n\u03b1<\/td>\r\n1.91 y<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n232<\/td>\r\n$latex ^{232} \\textbf{Th}$<\/td>\r\n232.038 054<\/td>\r\n100%,\u00a0\u03b1<\/td>\r\n$latex 1.41 \\times 10^{10} \\text{y}$<\/td>\r\n<\/tr>\r\n
91<\/td>\r\nProtactinium<\/td>\r\n231<\/td>\r\n$latex ^{231} \\textbf{Pa}$<\/td>\r\n231.035 880<\/td>\r\n\u03b1<\/td>\r\n$latex 3.28 \\times 10^4 \\text{y}$<\/td>\r\n<\/tr>\r\n
92<\/td>\r\nUranium<\/td>\r\n233<\/td>\r\n$latex ^{233} \\textbf{U}$<\/td>\r\n233.039 628<\/td>\r\n\u03b1<\/td>\r\n$latex 1.59 \\times 10^3 \\text{y}$<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n235<\/td>\r\n$latex ^{235} \\textbf{U}$<\/td>\r\n235.043 924<\/td>\r\n0.720%,\u00a0\u03b1<\/td>\r\n$latex 7.04 \\times 10^8 \\text{y}$<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n236<\/td>\r\n$latex ^{236} \\textbf{U}$<\/td>\r\n236.045 562<\/td>\r\n\u03b1<\/td>\r\n$latex 2.34 \\times 10^7 \\text{y}$<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n238<\/td>\r\n$latex ^{238} \\textbf{U}$<\/td>\r\n238.050 784<\/td>\r\n99.2745%,\u00a0\u03b1<\/td>\r\n$latex 4.47 \\times 10^9 \\text{y}$<\/td>\r\n<\/tr>\r\n
<\/td>\r\n<\/td>\r\n239<\/td>\r\n$latex ^{239} \\textbf{U}$<\/td>\r\n239.054 289<\/td>\r\n\u00a0\u03b2-<\/td>\r\n23.5 min<\/td>\r\n<\/tr>\r\n
93<\/td>\r\nNeptunium<\/td>\r\n239<\/td>\r\n$latex ^{239} \\textbf{Np}$<\/td>\r\n239.052 933<\/td>\r\n\u03b2-<\/td>\r\n2.355 d<\/td>\r\n<\/tr>\r\n
94<\/td>\r\nPlutonium<\/td>\r\n239<\/td>\r\n$latex ^{239} \\textbf{Pu}$<\/td>\r\n239.052 157<\/td>\r\n\u03b1<\/td>\r\n$latex 2.41 \\times 10^4 \\text{y} $<\/td>\r\n<\/tr>\r\n
95<\/td>\r\nAmericium<\/td>\r\n243<\/td>\r\n$latex ^{243} \\textbf{Am}$<\/td>\r\n243.061 375<\/td>\r\n\u03b1, fission<\/td>\r\n$latex 7.37 \\times 10^3 \\text{y}$<\/td>\r\n<\/tr>\r\n
96<\/td>\r\nCurium<\/td>\r\n245<\/td>\r\n$latex ^{245} \\textbf{Cm}$<\/td>\r\n245.065 483<\/td>\r\n\u03b1<\/td>\r\n$latex 8.50 \\times 10^3 \\text{y}$<\/td>\r\n<\/tr>\r\n
97<\/td>\r\nBerkelium<\/td>\r\n247<\/td>\r\n$latex ^{247} \\textbf{Bk} $<\/td>\r\n247.070 300<\/td>\r\n\u03b1<\/td>\r\n$latex 1.38 \\times 10^3 \\text{y}$<\/td>\r\n<\/tr>\r\n
98<\/td>\r\nCalifornium<\/td>\r\n249<\/td>\r\n$latex ^{249} \\textbf{Cf} $<\/td>\r\n249.074 844<\/td>\r\n\u03b1<\/td>\r\n351 y<\/td>\r\n<\/tr>\r\n
99<\/td>\r\nEinsteinium<\/td>\r\n254<\/td>\r\n$latex ^{254} \\textbf{Es}$<\/td>\r\n254.088 019<\/td>\r\n\u03b1,\u00a0\u03b2-<\/td>\r\n276 d<\/td>\r\n<\/tr>\r\n
100<\/td>\r\nFermium<\/td>\r\n253<\/td>\r\n$latex ^{253} \\textbf{Fm}$<\/td>\r\n253.085 173<\/td>\r\nEC,\u00a0\u03b1<\/td>\r\n3.00 d<\/td>\r\n<\/tr>\r\n
101<\/td>\r\nMendelevium<\/td>\r\n255<\/td>\r\n$latex ^{255} \\textbf{Md}$<\/td>\r\n255.091 081<\/td>\r\nEC,\u00a0\u03b1<\/td>\r\n27 min<\/td>\r\n<\/tr>\r\n
102<\/td>\r\nNobelium<\/td>\r\n255<\/td>\r\n$latex ^{255} \\textbf{No} $<\/td>\r\n255.093 260<\/td>\r\nEC,\u00a0\u03b1<\/td>\r\n3.1 min<\/td>\r\n<\/tr>\r\n
103<\/td>\r\nLawrencium<\/td>\r\n257<\/td>\r\n$latex ^{257} \\textbf{Lr}$<\/td>\r\n257.099 480<\/td>\r\nEC,\u00a0\u03b1<\/td>\r\n0.646 s<\/td>\r\n<\/tr>\r\n
104<\/td>\r\nRutherfordium<\/td>\r\n261<\/td>\r\n$latex ^{261} \\textbf{Rf} $<\/td>\r\n261.108 690<\/td>\r\n\u03b1<\/td>\r\n1.08 min<\/td>\r\n<\/tr>\r\n
105<\/td>\r\nDubnium<\/td>\r\n262<\/td>\r\n$latex ^{262} \\textbf{Db}$<\/td>\r\n262.113 760<\/td>\r\n\u03b1, fission<\/td>\r\n34 s<\/td>\r\n<\/tr>\r\n
106<\/td>\r\nSeaborgium<\/td>\r\n263<\/td>\r\n$latex ^{263} \\textbf{Sg}$<\/td>\r\n263.11 86<\/td>\r\n\u03b1, fission<\/td>\r\n0.8 s<\/td>\r\n<\/tr>\r\n
107<\/td>\r\nBohrium<\/td>\r\n262<\/td>\r\n$latex ^{262} \\textbf{Bh}$<\/td>\r\n262.123 1<\/td>\r\n\u03b1<\/td>\r\n0.102 s<\/td>\r\n<\/tr>\r\n
108<\/td>\r\nHassium<\/td>\r\n264<\/td>\r\n264<\/sup>Hs<\/td>\r\n264.128 5<\/td>\r\n\u03b1<\/td>\r\n0.08 ms<\/td>\r\n<\/tr>\r\n
109<\/td>\r\nMeitnerium<\/td>\r\n266<\/td>\r\n266<\/sup>Mt<\/td>\r\n266.137 8<\/td>\r\n\u03b1<\/td>\r\n3.4 ms<\/td>\r\n<\/tr>\r\n
Table 1:<\/strong> Atomic Masses<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n ","rendered":"\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Atomic Number, Z<\/em><\/th>\nName<\/th>\nAtomic Mass Number, A<\/em><\/th>\nSymbol<\/th>\nAtomic Mass (u)<\/th>\nPercent Abundance or Decay Mode<\/th>\nHalf-life, t<\/em>1\/2<\/sub><\/th>\n<\/tr>\n<\/thead>\n
0<\/td>\nneutron <\/td>\n1<\/td>\nn<\/td>\n1.008 665<\/td>\n\u03b2-<\/td>\n10.37 min<\/td>\n<\/tr>\n
1<\/td>\nHydrogen<\/td>\n1<\/td>\n1<\/sup>H<\/td>\n1.007 825<\/td>\n99.985%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\nDeuterium<\/td>\n2<\/td>\n2<\/sup>H or D<\/td>\n2.014 102<\/td>\n0.015%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\nTritium<\/td>\n3<\/td>\n3<\/sup>H or T<\/td>\n3.016 050<\/td>\n\u03b2-<\/td>\n12.33 y<\/td>\n<\/tr>\n
2<\/td>\nHelium<\/td>\n3<\/td>\n3<\/sup>He<\/td>\n3.016 030<\/td>\n1.38×10-4<\/sup>%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n4<\/td>\n4<\/sup>He<\/td>\n4.002 603<\/td>\n\u2248100%<\/td>\n<\/td>\n<\/tr>\n
3<\/td>\nLithium<\/td>\n6<\/td>\n6<\/sup>Li<\/td>\n6.015 121<\/td>\n7.5%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n7<\/td>\n7Li<\/td>\n7.016 003<\/td>\n92.5%<\/td>\n<\/td>\n<\/tr>\n
4<\/td>\nBeryllium<\/td>\n7<\/td>\n7<\/sup>Be<\/td>\n7.016 928<\/td>\nEC<\/td>\n53.29 d<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n9<\/td>\n9<\/sup>Be<\/td>\n9.012 182<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
5<\/td>\nBoron<\/td>\n10<\/td>\n10<\/sup>B<\/td>\n10.012 937<\/td>\n19.9%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n11<\/td>\n11<\/sup>B<\/td>\n11.009 305<\/td>\n80.1%<\/td>\n<\/td>\n<\/tr>\n
6<\/td>\nCarbon<\/td>\n11<\/td>\n11<\/sup>C<\/td>\n11.011 432<\/td>\nEC,\u00a0\u03b2+<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n12<\/td>\n12C<\/td>\n12.000 000<\/td>\n98.90%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n13<\/td>\n13C<\/td>\n13.003 355<\/td>\n1.10%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n14<\/td>\n14<\/sup>C<\/td>\n14.003 241<\/td>\n\u03b2-<\/td>\n5730 y<\/td>\n<\/tr>\n
7<\/td>\nNitrogen<\/td>\n13<\/td>\n13<\/sup>N<\/td>\n13.005 738<\/td>\n\u03b2+<\/td>\n9.96 min<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n14<\/td>\n14N<\/td>\n14.003 074<\/td>\n99.63%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n15<\/td>\n15N<\/td>\n15.000 108<\/td>\n0.37%<\/td>\n<\/td>\n<\/tr>\n
8<\/td>\nOxygen<\/td>\n15<\/td>\n\"^{15} \textbf{O}\"<\/td>\n15.003 065<\/td>\nEC,\u00a0\u03b2+<\/td>\n122 s<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n16<\/td>\n\"^{16} \textbf{O}\"<\/td>\n15.994 915<\/td>\n99.76%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n18<\/td>\n\"^{18} \textbf{O}\"<\/td>\n17.999 160<\/td>\n0.200%<\/td>\n<\/td>\n<\/tr>\n
9<\/td>\nFluorine<\/td>\n18<\/td>\n\"^{18} \textbf{F}\"<\/td>\n18.000 937<\/td>\nEC,\u00a0\u03b2+<\/td>\n1.83 h<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n19<\/td>\n\"^{19} \textbf{F}\"<\/td>\n18.998 403<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
10<\/td>\nNeon<\/td>\n20<\/td>\n\"^{20} \textbf{Ne}\"<\/td>\n19.992 435<\/td>\n90.51%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n22<\/td>\n\"^{22} \textbf{Ne}\"<\/td>\n21.991 383<\/td>\n9.22%<\/td>\n<\/td>\n<\/tr>\n
11<\/td>\nSodium<\/td>\n22<\/td>\n\"^{22} \textbf{Na}\"<\/td>\n21.994 434<\/td>\n\u03b2+<\/td>\n2.602 y<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n23<\/td>\n\"^{23} \textbf{Na}\"<\/td>\n22.989 767<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n24<\/td>\n\"^{24} \textbf{Na}\"<\/td>\n23.990 961<\/td>\n\u03b2-<\/td>\n14.96 h<\/td>\n<\/tr>\n
12<\/td>\nMagnesium<\/td>\n24<\/td>\n\"^{24} \textbf{Mg}\"<\/td>\n23.985 042<\/td>\n78.99%<\/td>\n<\/td>\n<\/tr>\n
13<\/td>\nAluminum<\/td>\n27<\/td>\n\"^{27} \textbf{Al}\"<\/td>\n26.981 539<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
14<\/td>\nSilicon<\/td>\n28<\/td>\n\"^{28} \textbf{Si}\"<\/td>\n27.976 927<\/td>\n92.23%<\/td>\n2.62h<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n31<\/td>\n\"^{31} \textbf{Si}\"<\/td>\n30.975 362<\/td>\n\u03b2-<\/td>\n<\/td>\n<\/tr>\n
15<\/td>\nPhosphorus<\/td>\n31<\/td>\n\"^{31} \textbf{P}\"<\/td>\n30.973 762<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n32<\/td>\n\"^{32} \textbf{P}\"<\/td>\n31.973 907<\/td>\n\u03b2-<\/td>\n14.28 d<\/td>\n<\/tr>\n
16<\/td>\nSulfur<\/td>\n32<\/td>\n\"^{32} \textbf{S}\"<\/td>\n31.972 070<\/td>\n95.02%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n35<\/td>\n\"^{35} \textbf{S}\"<\/td>\n34.969 031<\/td>\n\u03b2-<\/td>\n87.4 d<\/td>\n<\/tr>\n
17<\/td>\nChlorine<\/td>\n35<\/td>\n\"^{35} \textbf{Cl}\"<\/td>\n34.968 852<\/td>\n75.77%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n37<\/td>\n\"^{37} \textbf{Cl}\"<\/td>\n36.965 903<\/td>\n24.23%<\/td>\n<\/td>\n<\/tr>\n
18<\/td>\nArgon<\/td>\n40<\/td>\n\"^{40} \textbf{Ar}\"<\/td>\n39.962 384<\/td>\n99.60%<\/td>\n<\/td>\n<\/tr>\n
19<\/td>\nPotassium<\/td>\n39<\/td>\n\"^{39} \textbf{K}\"<\/td>\n38.963 707<\/td>\n93.26%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n40<\/td>\n\"^{40} \textbf{K}\"<\/td>\n39.963 999<\/td>\n0.0117%, EC,\u00a0\u03b2-<\/td>\n\"1.28 \times 10^9 \text{y}\"<\/td>\n<\/tr>\n
20<\/td>\nCalcium<\/td>\n40<\/td>\n\"^{40} \textbf{Ca}\"<\/td>\n39.962 591<\/td>\n96.94%<\/td>\n<\/td>\n<\/tr>\n
21<\/td>\nScandium<\/td>\n45<\/td>\n\"^{45} \textbf{Sc}\"<\/td>\n44.955 910<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
22<\/td>\nTitanium<\/td>\n48<\/td>\n\"^{48} \textbf{Ti}\"<\/td>\n47.947 947<\/td>\n73.8%<\/td>\n<\/td>\n<\/tr>\n
23<\/td>\nVanadium<\/td>\n51<\/td>\n\"^{51} \textbf{V}\"<\/td>\n50.943 962<\/td>\n99.75%<\/td>\n<\/td>\n<\/tr>\n
24<\/td>\nChromium<\/td>\n52<\/td>\n\"^{52} \textbf{Cr}\"<\/td>\n51.940 509<\/td>\n83.79%<\/td>\n<\/td>\n<\/tr>\n
25<\/td>\nManganese<\/td>\n55<\/td>\n\"^{55} \textbf{Mn}\"<\/td>\n54.938 047<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
26<\/td>\nIron<\/td>\n56<\/td>\n\"^{56} \textbf{Fe}\"<\/td>\n55.934 939<\/td>\n91.72%<\/td>\n<\/td>\n<\/tr>\n
27<\/td>\nCobalt<\/td>\n59<\/td>\n\"^{59} \textbf{Co}\"<\/td>\n58.933 198<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n60<\/td>\n\"^{60} \textbf{Co}\"<\/td>\n59.933 819<\/td>\n\u03b2-<\/td>\n5.271 y<\/td>\n<\/tr>\n
28<\/td>\nNickel<\/td>\n58<\/td>\n\"^{58} \textbf{Ni}\"<\/td>\n57.935 346<\/td>\n68.27%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n60<\/td>\n\"^{60} \textbf{Ni}\"<\/td>\n59.930 788<\/td>\n26.10%<\/td>\n<\/td>\n<\/tr>\n
29<\/td>\nCopper<\/td>\n63<\/td>\n\"^{63} \textbf{Cu}\"<\/td>\n62.939 598<\/td>\n69.17%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n65<\/td>\n\"^{65} \textbf{Cu}\"<\/td>\n64.927 793<\/td>\n30.83%<\/td>\n<\/td>\n<\/tr>\n
30<\/td>\nZinc<\/td>\n64<\/td>\n\"^{64} \textbf{Zn}\"<\/td>\n63.929 145<\/td>\n48.6%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n66<\/td>\n\"^{66} \textbf{Zn}\"<\/td>\n65.926 034<\/td>\n27.9%<\/td>\n<\/td>\n<\/tr>\n
31<\/td>\nGallium<\/td>\n69<\/td>\n\"^{69} \textbf{Ga}\"<\/td>\n68.925 580<\/td>\n60.1%<\/td>\n<\/td>\n<\/tr>\n
32<\/td>\nGermanium<\/td>\n72<\/td>\n\"^{72} \textbf{Ge}\"<\/td>\n71.922 079<\/td>\n27.4%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n74<\/td>\n\"^{74} \textbf{Ge}\"<\/td>\n73.921 177<\/td>\n36.5%<\/td>\n<\/td>\n<\/tr>\n
33<\/td>\nArsenic<\/td>\n75<\/td>\n\"^{75} \textbf{As}\"<\/td>\n74.921 594<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
34<\/td>\nSelenium<\/td>\n80<\/td>\n\"^{80} \textbf{Se}\"<\/td>\n79.916 520<\/td>\n49.7%<\/td>\n<\/td>\n<\/tr>\n
35<\/td>\nBromine<\/td>\n79<\/td>\n\"^{79} \textbf{Br}\"<\/td>\n78.918 336<\/td>\n50.69%<\/td>\n<\/td>\n<\/tr>\n
36<\/td>\nKrypton<\/td>\n84<\/td>\n\"^{84} \textbf{Kr}\"<\/td>\n83.911 507<\/td>\n57.0%<\/td>\n<\/td>\n<\/tr>\n
37<\/td>\nRubidium<\/td>\n85<\/td>\n\"^{85} \textbf{Rb}\"<\/td>\n84.911 794<\/td>\n72.17%<\/td>\n<\/td>\n<\/tr>\n
38<\/td>\nStrontium<\/td>\n86<\/td>\n\"^{86} \textbf{Sr}\"<\/td>\n85.909 267<\/td>\n9.86%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n88<\/td>\n\"^{88} \textbf{Sr}\"<\/td>\n87.905 619<\/td>\n82.58%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n90<\/td>\n\"^{90} \textbf{Sr}\"<\/td>\n89.907 738<\/td>\n\u03b2-<\/td>\n28.8 y<\/td>\n<\/tr>\n
39<\/td>\nYttrium<\/td>\n89<\/td>\n\"^{89} \textbf{Y}\"<\/td>\n88.905 849<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n90<\/td>\n\"^{90} \textbf{Y}\"<\/td>\n89.907 152<\/td>\n\u03b2-<\/td>\n64.1 h<\/td>\n<\/tr>\n
40<\/td>\nZirconium<\/td>\n90<\/td>\n\"^{90} \textbf{Zr}\"<\/td>\n89.904 703<\/td>\n51.45%<\/td>\n<\/td>\n<\/tr>\n
41<\/td>\nNiobium<\/td>\n93<\/td>\n\"^{93} \textbf{Nb}\"<\/td>\n92.906 377<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
42<\/td>\nMolybdenum<\/td>\n98<\/td>\n\"^{98} \textbf{Mo}\"<\/td>\n97.905 406<\/td>\n24.13%<\/td>\n<\/td>\n<\/tr>\n
43<\/td>\nTechnetium<\/td>\n98<\/td>\n98<\/sup>Tc<\/td>\n97.907 215<\/td>\n\u03b2-\u00ad<\/td>\n\u00a04.2×106<\/sup> yr<\/td>\n<\/tr>\n
44<\/td>\nRuthenium<\/td>\n102<\/td>\n\"^{102} \textbf{Ru}\"<\/td>\n101.904 348<\/td>\n31.6%<\/td>\n<\/td>\n<\/tr>\n
45<\/td>\nRhodium<\/td>\n103<\/td>\n\"^{103} \textbf{Rh}\"<\/td>\n102.905 500<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
46<\/td>\nPalladium<\/td>\n106<\/td>\n\"^{106} \textbf{Pd}\"<\/td>\n105.903 478<\/td>\n27.33%<\/td>\n<\/td>\n<\/tr>\n
47<\/td>\nSilver<\/td>\n107<\/td>\n\"^{107} \textbf{Ag}\"<\/td>\n106.905 092<\/td>\n51.84%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n109<\/td>\n\"^{109} \textbf{Ag}\"<\/td>\n108.904 757<\/td>\n48.16%<\/td>\n<\/td>\n<\/tr>\n
48<\/td>\nCadmium<\/td>\n114<\/td>\n\"^{114} \textbf{Cd}\"<\/td>\n113.903 357<\/td>\n28.73%<\/td>\n<\/td>\n<\/tr>\n
49<\/td>\nIndium<\/td>\n115<\/td>\n\"^{115} \textbf{In}\"<\/td>\n114.903 880<\/td>\n95.7%,\u00a0\u03b2-<\/td>\n\"4.4 \times 10^{14} \text{y}\"<\/td>\n<\/tr>\n
50<\/td>\nTin<\/td>\n120<\/td>\n\"^{120} \textbf{Sn}\"<\/td>\n119.902 200<\/td>\n32.59%<\/td>\n<\/td>\n<\/tr>\n
51<\/td>\nAntimony<\/td>\n121<\/td>\n\"^{121} \textbf{Sb}\"<\/td>\n120.903 821<\/td>\n57.3%<\/td>\n<\/td>\n<\/tr>\n
52<\/td>\nTellurium<\/td>\n130<\/td>\n\"^{130} \textbf{Te}\"<\/td>\n129.906 229<\/td>\n33.8%,\u00a0\u03b2-<\/td>\n\"2.5 \times 10^{21} \text{y}\"<\/td>\n<\/tr>\n
53<\/td>\nIodine<\/td>\n127<\/td>\n\"^{127} \textbf{I}\"<\/td>\n126.904 473<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n131<\/td>\n\"^{131} \textbf{I}\"<\/td>\n130.906 114<\/td>\n\u03b2-<\/td>\n8.040 d<\/td>\n<\/tr>\n
54<\/td>\nXenon<\/td>\n132<\/td>\n\"^{132} \textbf{Xe}\"<\/td>\n131.904 144<\/td>\n26.9%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n136<\/td>\n\"^{136} \textbf{Xe}\"<\/td>\n135.907 214<\/td>\n8.9%<\/td>\n<\/td>\n<\/tr>\n
55<\/td>\nCesium<\/td>\n133<\/td>\n\"^{133} \textbf{Cs}\"<\/td>\n132.905 429<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n134<\/td>\n\"^{134} \textbf{Cs}\"<\/td>\n133.906 696<\/td>\nEC, \u03b2-\u00ad<\/td>\n2.06 y<\/td>\n<\/tr>\n
56<\/td>\nBarium<\/td>\n137<\/td>\n\"^{137} \textbf{Ba}\"<\/td>\n136.905 812<\/td>\n11.23%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n138<\/td>\n\"^{138} \textbf{Ba}\"<\/td>\n137.905 232<\/td>\n71.70%<\/td>\n<\/td>\n<\/tr>\n
57<\/td>\nLanthanum<\/td>\n139<\/td>\n\"^{139} \textbf{La}\"<\/td>\n138.906 346<\/td>\n99.91%<\/td>\n<\/td>\n<\/tr>\n
58<\/td>\nCerium<\/td>\n140<\/td>\n\"^{140} \textbf{Ce}\"<\/td>\n139.905 433<\/td>\n88.48%<\/td>\n<\/td>\n<\/tr>\n
59<\/td>\nPraseodymium<\/td>\n141<\/td>\n\"^{141} \textbf{Pr}\"<\/td>\n140.907 647<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
60<\/td>\nNeodymium<\/td>\n142<\/td>\n\"^{142} \textbf{Nd}\"<\/td>\n141.907 719<\/td>\n27.13%<\/td>\n<\/td>\n<\/tr>\n
61<\/td>\nPromethium<\/td>\n145<\/td>\n\"^{145} \textbf{Pm}\"<\/td>\n144.912 743<\/td>\nEC,\u00a0\u03b1<\/td>\n17.7 y<\/td>\n<\/tr>\n
62<\/td>\nSamarium<\/td>\n152<\/td>\n\"^{152} \textbf{Sm}\"<\/td>\n151.919 729<\/td>\n26.7%<\/td>\n<\/td>\n<\/tr>\n
63<\/td>\nEuropium<\/td>\n153<\/td>\n\"^{153} \textbf{Eu}\"<\/td>\n152.921 225<\/td>\n52.2%<\/td>\n<\/td>\n<\/tr>\n
64<\/td>\nGadolinium<\/td>\n158<\/td>\n\"^{158} \textbf{Gd}\"<\/td>\n157.924 099<\/td>\n24.84%<\/td>\n<\/td>\n<\/tr>\n
65<\/td>\nTerbium<\/td>\n159<\/td>\n\"^{159} \textbf{Tb}\"<\/td>\n158.925 342<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
66<\/td>\nDysprosium<\/td>\n164<\/td>\n\"^{164} \textbf{Dy}\"<\/td>\n163.929 171<\/td>\n28.2%<\/td>\n<\/td>\n<\/tr>\n
67<\/td>\nHolmium<\/td>\n165<\/td>\n\"^{165} \textbf{Ho}\"<\/td>\n164.930 319<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
68<\/td>\nErbium<\/td>\n166<\/td>\n\"^{166} \textbf{Er}\"<\/td>\n165.930 290<\/td>\n33.6%<\/td>\n<\/td>\n<\/tr>\n
69<\/td>\nThulium<\/td>\n169<\/td>\n\"^{169} \textbf{Tm}\"<\/td>\n168.934 212<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
70<\/td>\nYtterbium<\/td>\n174<\/td>\n\"^{174} \textbf{Yb}\"<\/td>\n173.938 859<\/td>\n31.8%<\/td>\n<\/td>\n<\/tr>\n
71<\/td>\nLutecium<\/td>\n175<\/td>\n\"^{175} \textbf{Lu}\"<\/td>\n174.940 770<\/td>\n97.41%<\/td>\n<\/td>\n<\/tr>\n
72<\/td>\nHafnium<\/td>\n180<\/td>\n\"^{180} \textbf{Hf}\"<\/td>\n179.946 545<\/td>\n35.10%<\/td>\n<\/td>\n<\/tr>\n
73<\/td>\nTantalum<\/td>\n181<\/td>\n\"^{181} \textbf{Ta}\"<\/td>\n180.947 992<\/td>\n99.98%<\/td>\n<\/td>\n<\/tr>\n
74<\/td>\nTungsten<\/td>\n184<\/td>\n\"^{184} \textbf{W}\"<\/td>\n183.950 928<\/td>\n30.67%<\/td>\n<\/td>\n<\/tr>\n
75<\/td>\nRhenium<\/td>\n187<\/td>\n\"^{187} \textbf{Re}\"<\/td>\n186.955 744<\/td>\n62.6%,\u00a0\u03b2-<\/td>\n\"4.6 \times 10^{10} \text{y}\"<\/td>\n<\/tr>\n
76<\/td>\nOsmium<\/td>\n191<\/td>\n\"^{191} \textbf{Os}\"<\/td>\n190.960 920<\/td>\n\u03b2-<\/strong><\/td>\n15.4 d<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n192<\/td>\n\"^{192} \textbf{Os}\"<\/td>\n191.961 467<\/td>\n41.0%<\/td>\n<\/td>\n<\/tr>\n
77<\/td>\nIridium<\/td>\n191<\/td>\n\"^{191} \textbf{Ir}\"<\/td>\n190.960 584<\/td>\n37.3%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n193<\/td>\n\"^{193} \textbf{Ir}\"<\/td>\n192.962 917<\/td>\n62.7%<\/td>\n<\/td>\n<\/tr>\n
78<\/td>\nPlatinum<\/td>\n195<\/td>\n\"^{195} \textbf{Pt}\"<\/td>\n194.964 766<\/td>\n33.8%<\/td>\n<\/td>\n<\/tr>\n
79<\/td>\nGold<\/td>\n197<\/td>\n\"^{197} \textbf{Au}\"<\/td>\n196.966 543<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n198<\/td>\n\"^{198} \textbf{Au}\"<\/td>\n197.968 217<\/td>\n\u03b2-<\/td>\n2.696 d<\/td>\n<\/tr>\n
80<\/td>\nMercury<\/td>\n199<\/td>\n\"^{199} \textbf{Hg}\"<\/td>\n198.968 253<\/td>\n16.87%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n202<\/td>\n\"^{202} \textbf{Hg}\"<\/td>\n201.970 617<\/td>\n29.86%<\/td>\n<\/td>\n<\/tr>\n
81<\/td>\nThallium<\/td>\n205<\/td>\n\"^{205} \textbf{Tl}\"<\/td>\n204.974 401<\/td>\n70.48%<\/td>\n<\/td>\n<\/tr>\n
82<\/td>\nLead<\/td>\n206<\/td>\n\"^{206} \textbf{Pb}\"<\/td>\n205.974 440<\/td>\n24.1%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n207<\/td>\n\"^{207} \textbf{Pb}\"<\/td>\n206.975 872<\/td>\n22.1%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n208<\/td>\n\"^{208} \textbf{Pb}\"<\/td>\n207.976 627<\/td>\n52.4%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n210<\/td>\n\"^{210} \textbf{Pb}\"<\/td>\n209.984 163<\/td>\n\u03b1,\u00a0\u03b2-<\/td>\n22.3 y<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n211<\/td>\n\"^{211} \textbf{Pb}\"<\/td>\n210.988 735<\/td>\n\u03b2-<\/td>\n36.1 min<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n212<\/td>\n\"^{212} \textbf{Pb}\"<\/td>\n211.991 871<\/td>\n\u03b2-<\/td>\n10.64 h<\/td>\n<\/tr>\n
83<\/td>\nBismuth<\/td>\n209<\/td>\n\"^{209} \textbf{Bi}\"<\/td>\n208.980 374<\/td>\n100%<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n211<\/td>\n\"^{211} \textbf{Bi}\"<\/td>\n210.987 255<\/td>\n\u03b1,\u00a0\u03b2-<\/td>\n2.14 min<\/td>\n<\/tr>\n
84<\/td>\nPolonium<\/td>\n210<\/td>\n\"^{210} \textbf{Po}\"<\/td>\n209.982 848<\/td>\n\u03b1<\/td>\n138.38 d<\/td>\n<\/tr>\n
85<\/td>\nAstatine<\/td>\n218<\/td>\n\"^{218} \textbf{At}\"<\/td>\n218.008 684<\/td>\n\u03b1,\u00a0\u03b2-<\/td>\n1.6 s<\/td>\n<\/tr>\n
86<\/td>\nRadon<\/td>\n222<\/td>\n\"^{222} \textbf{Rn}\"<\/td>\n222.017 570<\/td>\n\u03b1<\/td>\n3.82 d<\/td>\n<\/tr>\n
87<\/td>\nFrancium<\/td>\n223<\/td>\n\"^{223} \textbf{Fr}\"<\/td>\n223.019 733<\/td>\n\u03b1,\u00a0\u03b2-<\/td>\n21.8 min<\/td>\n<\/tr>\n
88<\/td>\nRadium<\/td>\n226<\/td>\n\"^{226} \textbf{Ra}\"<\/td>\n226.025 402<\/td>\n\u03b1<\/td>\n\"1.60 \times 10^3 \text{y}\"<\/td>\n<\/tr>\n
89<\/td>\nActinium<\/td>\n227<\/td>\n\"^{227} \textbf{Ac}\"<\/td>\n227.027 750<\/td>\n\u03b1,\u00a0\u03b2-<\/td>\n21.8 y<\/td>\n<\/tr>\n
90<\/td>\nThorium<\/td>\n228<\/td>\n\"^{228} \textbf{Th}\"<\/td>\n228.028 715<\/td>\n\u03b1<\/td>\n1.91 y<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n232<\/td>\n\"^{232} \textbf{Th}\"<\/td>\n232.038 054<\/td>\n100%,\u00a0\u03b1<\/td>\n\"1.41 \times 10^{10} \text{y}\"<\/td>\n<\/tr>\n
91<\/td>\nProtactinium<\/td>\n231<\/td>\n\"^{231} \textbf{Pa}\"<\/td>\n231.035 880<\/td>\n\u03b1<\/td>\n\"3.28 \times 10^4 \text{y}\"<\/td>\n<\/tr>\n
92<\/td>\nUranium<\/td>\n233<\/td>\n\"^{233} \textbf{U}\"<\/td>\n233.039 628<\/td>\n\u03b1<\/td>\n\"1.59 \times 10^3 \text{y}\"<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n235<\/td>\n\"^{235} \textbf{U}\"<\/td>\n235.043 924<\/td>\n0.720%,\u00a0\u03b1<\/td>\n\"7.04 \times 10^8 \text{y}\"<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n236<\/td>\n\"^{236} \textbf{U}\"<\/td>\n236.045 562<\/td>\n\u03b1<\/td>\n\"2.34 \times 10^7 \text{y}\"<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n238<\/td>\n\"^{238} \textbf{U}\"<\/td>\n238.050 784<\/td>\n99.2745%,\u00a0\u03b1<\/td>\n\"4.47 \times 10^9 \text{y}\"<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n239<\/td>\n\"^{239} \textbf{U}\"<\/td>\n239.054 289<\/td>\n\u00a0\u03b2-<\/td>\n23.5 min<\/td>\n<\/tr>\n
93<\/td>\nNeptunium<\/td>\n239<\/td>\n\"^{239} \textbf{Np}\"<\/td>\n239.052 933<\/td>\n\u03b2-<\/td>\n2.355 d<\/td>\n<\/tr>\n
94<\/td>\nPlutonium<\/td>\n239<\/td>\n\"^{239} \textbf{Pu}\"<\/td>\n239.052 157<\/td>\n\u03b1<\/td>\n\"2.41 \times 10^4 \text{y}\"<\/td>\n<\/tr>\n
95<\/td>\nAmericium<\/td>\n243<\/td>\n\"^{243} \textbf{Am}\"<\/td>\n243.061 375<\/td>\n\u03b1, fission<\/td>\n\"7.37 \times 10^3 \text{y}\"<\/td>\n<\/tr>\n
96<\/td>\nCurium<\/td>\n245<\/td>\n\"^{245} \textbf{Cm}\"<\/td>\n245.065 483<\/td>\n\u03b1<\/td>\n\"8.50 \times 10^3 \text{y}\"<\/td>\n<\/tr>\n
97<\/td>\nBerkelium<\/td>\n247<\/td>\n\"^{247} \textbf{Bk}\"<\/td>\n247.070 300<\/td>\n\u03b1<\/td>\n\"1.38 \times 10^3 \text{y}\"<\/td>\n<\/tr>\n
98<\/td>\nCalifornium<\/td>\n249<\/td>\n\"^{249} \textbf{Cf}\"<\/td>\n249.074 844<\/td>\n\u03b1<\/td>\n351 y<\/td>\n<\/tr>\n
99<\/td>\nEinsteinium<\/td>\n254<\/td>\n\"^{254} \textbf{Es}\"<\/td>\n254.088 019<\/td>\n\u03b1,\u00a0\u03b2-<\/td>\n276 d<\/td>\n<\/tr>\n
100<\/td>\nFermium<\/td>\n253<\/td>\n\"^{253} \textbf{Fm}\"<\/td>\n253.085 173<\/td>\nEC,\u00a0\u03b1<\/td>\n3.00 d<\/td>\n<\/tr>\n
101<\/td>\nMendelevium<\/td>\n255<\/td>\n\"^{255} \textbf{Md}\"<\/td>\n255.091 081<\/td>\nEC,\u00a0\u03b1<\/td>\n27 min<\/td>\n<\/tr>\n
102<\/td>\nNobelium<\/td>\n255<\/td>\n\"^{255} \textbf{No}\"<\/td>\n255.093 260<\/td>\nEC,\u00a0\u03b1<\/td>\n3.1 min<\/td>\n<\/tr>\n
103<\/td>\nLawrencium<\/td>\n257<\/td>\n\"^{257} \textbf{Lr}\"<\/td>\n257.099 480<\/td>\nEC,\u00a0\u03b1<\/td>\n0.646 s<\/td>\n<\/tr>\n
104<\/td>\nRutherfordium<\/td>\n261<\/td>\n\"^{261} \textbf{Rf}\"<\/td>\n261.108 690<\/td>\n\u03b1<\/td>\n1.08 min<\/td>\n<\/tr>\n
105<\/td>\nDubnium<\/td>\n262<\/td>\n\"^{262} \textbf{Db}\"<\/td>\n262.113 760<\/td>\n\u03b1, fission<\/td>\n34 s<\/td>\n<\/tr>\n
106<\/td>\nSeaborgium<\/td>\n263<\/td>\n\"^{263} \textbf{Sg}\"<\/td>\n263.11 86<\/td>\n\u03b1, fission<\/td>\n0.8 s<\/td>\n<\/tr>\n
107<\/td>\nBohrium<\/td>\n262<\/td>\n\"^{262} \textbf{Bh}\"<\/td>\n262.123 1<\/td>\n\u03b1<\/td>\n0.102 s<\/td>\n<\/tr>\n
108<\/td>\nHassium<\/td>\n264<\/td>\n264<\/sup>Hs<\/td>\n264.128 5<\/td>\n\u03b1<\/td>\n0.08 ms<\/td>\n<\/tr>\n
109<\/td>\nMeitnerium<\/td>\n266<\/td>\n266<\/sup>Mt<\/td>\n266.137 8<\/td>\n\u03b1<\/td>\n3.4 ms<\/td>\n<\/tr>\n
Table 1:<\/strong> Atomic Masses<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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