A Z N Name Abun. M-A M Spin/Par 1 1 0 H 99.985 7.289 1.007825 1/2+ 2 1 1 H 0.015 13.1357 2.014102 1+ 3 2 1 He 0.00014 14.9312 3.016029 1/2+ 4 2 2 He 99.99986 2.4249 4.002603 0+ 6 3 3 Li 7.5 14.0863 6.015122 1+ 7 3 4 Li 92.5 14.9077 7.016004 3/2- 9 4 5 Be 100 11.3477 9.012182 3/2- 10 5 5 B 20 12.0508 10.012937 3+ 11 5 6 B 80 8.668 11.009305 3/2- 12 6 6 C 98.89 0 12 0+ 13 6 7 C 1.11 3.125 13.003355 1/2- 14 7 7 N 99.63 2.8634 14.003074 1+ 15 7 8 N 0.37 0.1015 15.000109 1/2- 16 8 8 O 99.758 -4.737 15.994915 0+ 17 8 9 O 0.038 -0.809 16.999132 5/2+ 18 8 10 O 0.204 -0.7821 17.99916 0+ 19 9 10 F 100 -1.4874 18.998403 1/2+ 20 10 10 Ne 90.51 -7.0419 19.99244 0+ 21 10 11 Ne 0.27 -5.7317 20.993847 3/2+ 22 10 12 Ne 9.22 -8.0244 21.991386 0+ 23 11 12 Na 100 -9.5295 22.98977 3/2+ 24 12 12 Mg 78.99 -13.9334 23.985042 0+ 25 12 13 Mg 10 -13.1927 24.985837 5/2+ 26 12 14 Mg 11.01 -16.2145 25.982593 0+ 27 13 14 Al 100 -17.1969 26.981539 5/2+ 28 14 14 Si 92.23 -21.4928 27.976927 0+ 29 14 15 Si 4.67 -21.8951 28.976495 1/2+ 30 14 16 Si 3.1 -24.4329 29.97377 0+ 31 15 16 P 100 -24.441 30.973762 1/2+ 32 16 16 S 95.02 -26.0159 31.972071 0+ 33 16 17 S 0.75 -26.5862 32.971459 3/2+ 34 16 18 S 4.21 -29.9318 33.967867 0+ 35 17 18 Cl 75.77 -29.0135 34.968853 3/2+ 36 16 20 S 0.017 -30.664 35.967081 0+ 36 18 18 Ar 0.337 -30.2305 35.967546 0+ 37 17 20 Cl 24.23 -31.7615 36.965903 3/2+ 38 18 20 Ar 0.063 -34.7148 37.962732 0+ 39 19 20 K 93.26 -33.8068 38.963707 3/2+ 40 19 21 K 0.012 -33.535 39.963999 4- 40 20 20 Ca 96.94 -34.8461 39.962591 0+ 40 18 22 Ar 99.6 -35.0399 39.962383 0+ 41 19 22 K 6.73 -35.5589 40.961826 3/2+ 42 20 22 Ca 0.647 -38.5468 41.958619 0+ 43 20 23 Ca 0.135 -38.4084 42.958767 7/2- 44 20 24 Ca 2.09 -41.4691 43.955481 0+ 45 21 24 Sc 100 -41.0694 44.955911 7/2- 46 20 26 Ca 0.0035 -43.135 45.953693 0+ 46 22 24 Ti 8.25 -44.1254 45.95263 0+ 47 22 25 Ti 7.45 -44.9318 46.951764 5/2- 48 20 28 Ca 0.187 -44.2148 47.952534 0+ 48 22 26 Ti 73.7 -48.487 47.947947 0+ 49 22 27 Ti 5.4 -48.5581 48.947871 7/2- 50 23 27 V 0.25 -49.2177 49.947163 6+ 50 24 26 Cr 4.35 -50.2546 49.94605 0+ 50 22 28 Ti 5.2 -51.4259 49.944792 0+ 51 23 28 V 99.75 -52.1976 50.943964 7/2- 52 24 28 Cr 83.79 -55.4131 51.940512 0+ 53 24 29 Cr 9.5 -55.281 52.940654 3/2- 54 24 30 Cr 2.36 -56.9287 53.938885 0+ 54 26 28 Fe 5.8 -56.2485 53.939615 0+ 55 25 30 Mn 100 -57.7067 54.93805 5/2- 56 26 30 Fe 91.8 -60.6013 55.934942 0+ 57 26 31 Fe 2.1 -60.176 56.935399 1/2- 58 26 32 Fe 0.3 -62.1492 57.933281 0+ 58 28 30 Ni 68.3 -60.2233 57.935348 0+ 59 27 32 Co 100 -62.2239 58.9332 7/2- 60 28 32 Ni 26.1 -64.4684 59.930791 0+ 61 28 33 Ni 1.1 -64.2171 60.931061 3/2- 62 28 34 Ni 3.6 -66.743 61.928349 0+ 63 29 34 Cu 69.2 -65.5765 62.929601 3/2- 64 28 36 Ni 0.9 -67.0962 63.92797 0+ 64 30 34 Zn 48.6 -66 63.929147 0+ 65 29 36 Cu 30.8 -67.2596 64.927794 3/2- 66 30 36 Zn 27.9 -68.8966 65.926037 0+ 67 30 37 Zn 4.1 -67.8774 66.927131 5/2- 68 30 38 Zn 18.8 -70.0043 67.924848 0+ 69 31 38 Ga 60.1 -69.3212 68.925581 3/2- 70 30 40 Zn 0.62 -69.5597 69.925325 0+ 70 32 38 Ge 20.5 -70.5607 69.924251 0+ 71 31 40 Ga 39.9 -70.1346 70.924708 3/2- 72 32 40 Ge 27.4 -72.5854 71.922077 0+ 73 32 41 Ge 7.8 -71.297 72.92346 9/2+ 74 34 40 Se 0.9 -72.2125 73.922477 0+ 74 32 42 Ge 36.5 -73.4219 73.921179 0+ 75 33 42 As 100 -73.0323 74.921597 3/2- 76 32 44 Ge 7.8 -73.2127 75.921404 0+ 76 34 42 Se 9 -75.2514 75.919215 0+ 77 34 43 Se 7.6 -74.5989 76.919915 1/2- 78 36 42 Kr 0.35 -74.1582 77.920389 0+ 78 34 44 Se 23.5 -77.0255 77.91731 0+ 79 35 44 Br 50.69 -76.0678 78.918339 3/2- 80 36 44 Kr 2.25 -77.8929 79.916379 0+ 80 34 46 Se 49.8 -77.7592 79.916523 0+ 81 35 46 Br 49.31 -77.974 80.916292 3/2- 82 34 48 Se 9.2 -77.5932 81.916701 0+ 82 36 46 Kr 11.6 -80.5882 81.913486 0+ 83 36 47 Kr 11.5 -79.9806 82.914138 9/2+ 84 38 46 Sr 0.56 -80.6427 83.913427 0+ 84 36 48 Kr 57 -82.4297 83.911509 0+ 85 37 48 Rb 72.17 -82.1648 84.911793 5/2- 86 38 48 Sr 9.84 -84.5194 85.909265 0+ 86 36 50 Kr 17.3 -83.2615 85.910616 0+ 87 38 49 Sr 7 -84.8762 86.908882 9/2+ 87 37 50 Rb 27.83 -84.5929 86.909187 3/2- 88 38 50 Sr 82.6 -87.9175 87.905617 0+ 89 39 50 Y 100 -87.7015 88.905849 1/2- 90 40 50 Zr 51.5 -88.7693 89.904703 0+ 91 40 51 Zr 11.2 -87.8926 90.905644 5/2+ 92 42 50 Mo 14.8 -86.8064 91.90681 0+ 92 40 52 Zr 17.1 -88.456 91.905039 0+ 93 41 52 Nb 100 -87.21 92.906377 9/2+ 94 42 52 Mo 9.3 -88.4112 93.905087 0+ 94 40 54 Zr 17.4 -87.2676 93.906315 0+ 95 42 53 Mo 15.9 -87.7089 94.905841 5/2+ 96 40 56 Zr 2.8 -85.4415 95.908276 0+ 96 44 52 Ru 5.5 -86.0667 95.907604 0+ 96 42 54 Mo 16.7 -88.7919 95.904679 0+ 97 42 55 Mo 9.6 -87.5417 96.906021 5/2+ 98 44 54 Ru 1.9 -88.2246 97.905288 0+ 98 42 56 Mo 24.1 -88.1129 97.905408 0+ 99 44 55 Ru 12.7 -87.6177 98.905939 5/2+ 100 42 58 Mo 9.6 -86.1851 99.907477 0+ 100 44 56 Ru 12.6 -89.2195 99.90422 0+ 101 44 57 Ru 17 -87.9503 100.905582 5/2+ 102 46 56 Pd 1 -87.9264 101.905608 0+ 102 44 58 Ru 31.6 -89.0985 101.90435 0+ 103 45 58 Rh 100 -88.0229 102.905504 1/2- 104 46 58 Pd 11 -89.3916 103.904035 0+ 104 44 60 Ru 18.7 -88.0918 103.90543 0+ 105 46 59 Pd 22.2 -88.4143 104.905084 5/2+ 106 48 58 Cd 1.3 -87.1338 105.906459 0+ 106 46 60 Pd 27.3 -89.9045 105.903484 0+ 107 47 60 Ag 51.83 -88.4052 106.905094 1/2- 108 48 60 Cd 0.89 -89.2529 107.904184 0+ 108 46 62 Pd 26.7 -89.5214 107.903896 0+ 109 47 62 Ag 48.17 -88.7193 108.904757 1/2- 110 46 64 Pd 11.8 -88.3497 109.905153 0+ 110 48 62 Cd 12.5 -90.3493 109.903007 0+ 111 48 63 Cd 12.8 -89.2538 110.904183 1/2+ 112 50 62 Sn 1.01 -88.6579 111.904823 0+ 112 48 64 Cd 24.1 -90.5806 111.902759 0+ 113 49 64 In 4.3 -89.3654 112.904063 9/2+ 113 48 65 Cd 12.2 -89.0495 112.904402 1/2+ 114 50 64 Sn 0.67 -90.5571 113.902784 0+ 114 48 66 Cd 28.7 -90.0209 113.903359 0+ 115 50 65 Sn 0.38 -90.0314 114.903348 1/2+ 115 49 66 In 95.7 -89.5361 114.90388 9/2+ 116 48 68 Cd 7.5 -88.7194 115.904757 0+ 116 50 66 Sn 14.7 -91.5235 115.901746 0+ 117 50 67 Sn 7.7 -90.3967 116.902956 1/2+ 118 50 68 Sn 24.3 -91.6517 117.901609 0+ 119 50 69 Sn 8.6 -90.0656 118.903311 1/2+ 120 52 68 Te 0.91 -89.3989 119.904027 0+ 120 50 70 Sn 32.4 -91.1015 119.902199 0+ 121 51 70 Sb 57.3 -89.589 120.903823 5/2+ 122 52 70 Te 2.5 -90.3029 121.903057 0+ 122 50 72 Sn 4.6 -89.944 121.903442 0+ 123 52 71 Te 0.89 -89.1709 122.904272 1/2+ 123 51 72 Sb 42.7 -89.2222 122.904217 7/2+ 124 54 70 Xe 0.1 -87.6578 123.905896 0+ 124 52 72 Te 4.62 -90.5237 123.90282 0+ 124 50 74 Sn 5.6 -88.2362 123.905275 0+ 125 52 73 Te 7 -89.0284 124.904425 1/2+ 126 54 72 Xe 0.09 -89.1736 125.904269 0+ 126 52 74 Te 18.7 -90.0709 125.903306 0+ 127 53 74 I 100 -88.9877 126.904469 5/2+ 128 54 74 Xe 1.91 -89.8607 127.903531 0+ 128 52 76 Te 31.7 -88.9935 127.904462 0+ 129 54 75 Xe 26.4 -88.697 128.904781 1/2+ 130 56 74 Ba 0.11 -87.2708 129.906312 0+ 130 54 76 Xe 4.1 -89.8809 129.90351 0+ 130 52 78 Te 34.5 -87.3528 129.906224 0+ 131 54 77 Xe 21.2 -88.4148 130.905084 3/2+ 132 56 76 Ba 0.1 -88.4393 131.905057 0+ 132 54 78 Xe 26.9 -89.2794 131.904155 0+ 133 55 78 Cs 100 -88.0754 132.905448 7/2+ 134 56 78 Ba 2.4 -88.9543 133.904504 0+ 134 54 80 Xe 10.4 -88.1244 133.905395 0+ 135 56 79 Ba 6.6 -87.8549 134.905685 3/2+ 136 58 78 Ce 0.19 -86.4945 135.907145 0+ 136 56 80 Ba 7.9 -88.8913 135.904572 0+ 136 54 82 Xe 8.9 -86.4241 135.907221 0+ 137 56 81 Ba 11.2 -87.7258 136.905823 3/2+ 138 57 81 La 0.089 -86.5287 137.907108 5+ 138 58 80 Ce 0.25 -87.5732 137.905987 0+ 138 56 82 Ba 71.7 -88.2662 137.905243 0+ 139 57 82 La 99.911 -87.2354 138.90635 7/2+ 140 58 82 Ce 88.48 -88.0869 139.905436 0+ 141 59 82 Pr 100 -86.0249 140.907649 5/2+ 142 58 84 Ce 11.08 -84.5419 141.909241 0+ 142 60 82 Nd 27.2 -85.9589 141.90772 0+ 143 60 83 Nd 12.2 -84.0112 142.909811 7/2- 144 62 82 Sm 3.1 -81.9753 143.911997 0+ 144 60 84 Nd 23.8 -83.7569 143.910084 0+ 145 60 85 Nd 8.3 -81.441 144.91257 7/2- 146 60 86 Nd 17.2 -80.935 145.913113 0+ 147 62 85 Sm 15.1 -79.2759 146.914895 7/2- 148 60 88 Nd 5.7 -77.4173 147.91689 0+ 148 62 86 Sm 11.3 -79.3462 147.914819 0+ 149 62 87 Sm 13.9 -77.1465 148.91718 7/2- 150 60 90 Nd 5.6 -73.6933 149.920888 0+ 150 62 88 Sm 7.4 -77.0608 149.917272 0+ 151 63 88 Eu 47.9 -74.6627 150.919847 5/2+ 152 64 88 Gd 0.2 -74.7162 151.91979 0+ 152 62 90 Sm 26.7 -74.7722 151.919729 0+ 153 63 90 Eu 52.1 -73.377 152.921227 5/2+ 154 64 90 Gd 2.1 -73.7162 153.920863 0+ 154 62 92 Sm 22.6 -72.4648 153.922206 0+ 155 64 91 Gd 14.8 -72.08 154.92262 3/2- 156 66 90 Dy 0.057 -70.5343 155.924279 0+ 156 64 92 Gd 20.6 -72.5451 155.92212 0+ 157 64 93 Gd 15.7 -70.8338 156.923957 3/2- 158 66 92 Dy 0.1 -70.4166 157.924405 0+ 158 64 94 Gd 24.8 -70.6998 157.924101 0+ 159 65 94 Tb 100 -69.5423 158.925344 3/2+ 160 66 94 Dy 2.34 -69.6815 159.925194 0+ 160 64 96 Gd 21.8 -67.9518 159.927051 0+ 161 66 95 Dy 19 -68.0646 160.92693 5/2+ 162 68 94 Er 0.14 -66.3455 161.928776 0+ 162 66 96 Dy 25.5 -68.1902 161.926795 0+ 163 66 97 Dy 24.9 -66.3898 162.928728 5/2- 164 68 96 Er 1.56 -65.9523 163.929198 0+ 164 66 98 Dy 28.1 -65.9766 163.929172 0+ 165 67 98 Ho 100 -64.9073 164.93032 7/2- 166 68 98 Er 33.4 -64.9341 165.930291 0+ 167 68 99 Er 22.9 -63.2989 166.932046 7/2+ 168 70 98 Yb 0.14 -61.5766 167.933895 0+ 168 68 100 Er 27.1 -62.9987 167.932369 0+ 169 69 100 Tm 100 -61.2817 168.934212 1/2+ 170 70 100 Yb 3.16 -60.7717 169.934759 0+ 170 68 102 Er 14.9 -60.118 169.935461 0+ 171 70 101 Yb 14.4 -59.3151 170.936323 1/2- 172 70 102 Yb 21.9 -59.2635 171.936379 0+ 173 70 103 Yb 16.2 -57.5598 172.938208 5/2- 174 72 102 Hf 0.16 -55.851 173.940042 0+ 174 70 104 Yb 31.6 -56.9531 173.938859 0+ 175 71 104 Lu 97.4 -55.1741 174.940769 7/2+ 176 71 105 Lu 2.6 -53.3908 175.942683 7- 176 72 104 Hf 5.2 -54.5824 175.941404 0+ 176 70 106 Yb 12.6 -53.4969 175.942569 0+ 177 72 105 Hf 18.6 -52.8899 176.943221 7/2- 178 72 106 Hf 27.1 -52.4449 177.943699 0+ 179 72 107 Hf 13.7 -50.4726 178.945816 9/2+ 180 73 107 Ta 0.012 -48.9355 179.947466 9+ 180 74 106 W 0.13 -49.6435 179.946706 0+ 180 72 108 Hf 35.2 -49.7895 179.946549 0+ 181 73 108 Ta 99.988 -48.4412 180.947997 7/2+ 182 74 108 W 26.3 -48.2464 181.948206 0+ 183 74 109 W 14.3 -46.3658 182.950225 1/2- 184 76 108 Os 0.018 -44.2548 183.952491 0+ 184 74 110 W 30.67 -45.7062 183.950933 0+ 185 75 110 Re 37.4 -43.8217 184.952956 5/2+ 186 76 110 Os 1.58 -42.9995 185.953839 0+ 186 74 112 W 28.6 -42.5116 185.954362 0+ 187 76 111 Os 1.6 -41.2208 186.955748 1/2- 187 75 112 Re 62.6 -41.2182 186.955751 5/2+ 188 76 112 Os 13.3 -41.1388 187.955836 0+ 189 76 113 Os 16.1 -38.9881 188.958145 3/2- 190 78 112 Pt 0.01 -37.3252 189.95993 0+ 190 76 114 Os 26.4 -38.7084 189.958445 0+ 191 77 114 Ir 37.3 -36.7095 190.960591 3/2+ 192 78 114 Pt 0.787 -36.2959 191.961035 0+ 192 76 116 Os 41 -35.8824 191.961479 0+ 193 77 116 Ir 62.7 -34.5368 192.962924 3/2+ 194 78 116 Pt 32.9 -34.7792 193.962663 0+ 195 78 117 Pt 33.8 -32.8129 194.964774 1/2- 196 80 116 Hg 0.15 -31.8436 195.965815 0+ 196 78 118 Pt 25.3 -32.6635 195.964935 0+ 197 79 118 Au 100 -31.1575 196.966551 3/2+ 198 78 120 Pt 7.2 -29.9238 197.967876 0+ 198 80 118 Hg 10 -30.9708 197.966752 0+ 199 80 119 Hg 16.85 -29.5635 198.968263 1/2- 200 80 120 Hg 23.1 -29.5204 199.968309 0+ 201 80 121 Hg 13.2 -27.6793 200.970285 3/2- 202 80 122 Hg 29.8 -27.3623 201.970626 0+ 203 81 122 Tl 29.5 -25.7757 202.972329 1/2+ 204 82 122 Pb 1.42 -25.1239 203.973029 0+ 204 80 124 Hg 6.9 -24.7075 203.973476 0+ 205 81 124 Tl 70.5 -23.8353 204.974412 1/2+ 206 82 124 Pb 24.1 -23.8008 205.974449 0+ 207 82 125 Pb 22.1 -22.4673 206.975881 1/2- 208 82 126 Pb 52.4 -21.7638 207.976636 0+ 209 83 126 Bi 100 -18.2725 208.980384 9/2- 232 90 142 Th 100 35.4429 232.038049 0+ 234 92 142 U 0.0054 38.1397 234.040944 0+ 235 92 143 U 0.72 40.9132 235.043922 7/2- 238 92 146 U 99.2746 47.3045 238.050783 0+