所有化學元素

1 H 氫 1.008 2 He 氦 4.003 3 Li 鋰 7 4 Be 鈹 9.012 5 B 硼 10.81 6 C 碳 12.011 7 N 氮 14.007 8 O 氧 15.999 9 F 氟 18.998 10 Ne 氖 20.18 11 Na 鈉 22.99 12 Mg 鎂 24.305 13 Al 鋁 26.982 14 Si 矽 28.085 15 P 磷 30.974 16 S 硫 32.07 17 Cl 氯 35.45 18 Ar 氬 39.9 19 K 鉀 39.098 20 Ca 鈣 40.08 21 Sc 鈧 44.956 22 Ti 鈦 47.867 23 V 釩 50.941 24 Cr 鉻 51.996 25 Mn 錳 54.938 26 Fe 鐵 55.84 27 Co 鈷 58.933 28 Ni 鎳 58.693 29 Cu 銅 63.55 30 Zn 鋅 65.4 31 Ga 鎵 69.723 32 Ge 鍺 72.63 33 As 砷 74.922 34 Se 硒 78.97 35 Br 溴 79.9 36 Kr 氪 83.8 37 Rb 銣 85.468 38 Sr 鍶 87.62 39 Y 釔 88.906 40 Zr 鋯 91.22 41 Nb 鈮 92.906 42 Mo 鉬 95.95 43 Tc 鎝 96.906 44 Ru 釕 101.1 45 Rh 銠 102.906 46 Pd 鈀 106.42 47 Ag 銀 107.868 48 Cd 鎘 112.41 49 In 銦 114.818 50 Sn 錫 118.71 51 Sb 銻 121.76 52 Te 碲 127.6 53 I 碘 126.904 54 Xe 氙 131.29 55 Cs 銫 132.905 56 Ba 鋇 137.33 57 La 鑭 138.905 58 Ce 鈰 140.116 59 Pr 鐠 140.908 60 Nd 釹 144.24 61 Pm 鉕 144.913 62 Sm 釤 150.4 63 Eu 銪 151.964 64 Gd 釓 157.25 65 Tb 鋱 158.925 66 Dy 鏑 162.5 67 Ho 鈥 164.93 68 Er 鉺 167.26 69 Tm 銩 168.934 70 Yb 鐿 173.05 71 Lu 鎦 174.967 72 Hf 鉿 178.49 73 Ta 鉭 180.948 74 W 鎢 183.84 75 Re 錸 186.207 76 Os 鋨 190.2 77 Ir 銥 192.22 78 Pt 鉑 195.08 79 Au 金 196.967 80 Hg 汞 200.59 81 Tl 鉈 204.383 82 Pb 鉛 207 83 Bi 鉍 208.98 84 Po 釙 208.982 85 At 砈 209.987 86 Rn 氡 222.018 87 Fr 鍅 223.02 88 Ra 鐳 226.025 89 Ac 錒 227.028 90 Th 釷 232.038 91 Pa 鏷 231.036 92 U 鈾 238.029 93 Np 錼 237.048 94 Pu 鈽 244.064 95 Am 鋂 243.061 96 Cm 鋦 247.07 97 Bk 鉳 247.07 98 Cf 鉲 251.08 99 Es 鑀 252.083 100 Fm 鐨 257.095 101 Md 鍆 258.098 102 No 鍩 259.101 103 Lr 鐒 266.12 104 Rf 鑪 267.122 105 Db 𨧀 268.126 106 Sg 𨭎 269.128 107 Bh 𨨏 270.133 108 Hs 𨭆 269.134 109 Mt 䥑 277.154 110 Ds 鐽 282.166 111 Rg 錀 282.169 112 Cn 鎶 286.179 113 Nh 鉨 286.182 114 Fl 鈇 290.192 115 Mc 鏌 290.196 116 Lv 鉝 293.205 117 Ts 鿬 294.211 118 Og 鿫 295.216