所有化学元素

1 H 氢 1.008 2 He 氦 4.003 3 Li 锂 7 4 Be 铍 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 钠 22.99 12 Mg 镁 24.305 13 Al 铝 26.982 14 Si 硅 28.085 15 P 磷 30.974 16 S 硫 32.07 17 Cl 氯 35.45 18 Ar 氩 39.9 19 K 钾 39.098 20 Ca 钙 40.08 21 Sc 钪 44.956 22 Ti 钛 47.867 23 V 钒 50.941 24 Cr 铬 51.996 25 Mn 锰 54.938 26 Fe 铁 55.84 27 Co 钴 58.933 28 Ni 镍 58.693 29 Cu 铜 63.55 30 Zn 锌 65.4 31 Ga 镓 69.723 32 Ge 锗 72.63 33 As 砷 74.922 34 Se 硒 78.97 35 Br 溴 79.9 36 Kr 氪 83.8 37 Rb 铷 85.468 38 Sr 锶 87.62 39 Y 钇 88.906 40 Zr 锆 91.22 41 Nb 铌 92.906 42 Mo 钼 95.95 43 Tc 锝 96.906 44 Ru 钌 101.1 45 Rh 铑 102.906 46 Pd 钯 106.42 47 Ag 银 107.868 48 Cd 镉 112.41 49 In 铟 114.818 50 Sn 锡 118.71 51 Sb 锑 121.76 52 Te 碲 127.6 53 I 碘 126.904 54 Xe 氙 131.29 55 Cs 铯 132.905 56 Ba 钡 137.33 57 La 镧 138.905 58 Ce 铈 140.116 59 Pr 镨 140.908 60 Nd 钕 144.24 61 Pm 钷 144.913 62 Sm 钐 150.4 63 Eu 铕 151.964 64 Gd 钆 157.25 65 Tb 铽 158.925 66 Dy 镝 162.5 67 Ho 钬 164.93 68 Er 铒 167.26 69 Tm 铥 168.934 70 Yb 镱 173.05 71 Lu 镥 174.967 72 Hf 铪 178.49 73 Ta 钽 180.948 74 W 钨 183.84 75 Re 铼 186.207 76 Os 锇 190.2 77 Ir 铱 192.22 78 Pt 铂 195.08 79 Au 金 196.967 80 Hg 汞 200.59 81 Tl 铊 204.383 82 Pb 铅 207 83 Bi 铋 208.98 84 Po 钋 208.982 85 At 砹 209.987 86 Rn 氡 222.018 87 Fr 钫 223.02 88 Ra 镭 226.025 89 Ac 锕 227.028 90 Th 钍 232.038 91 Pa 镤 231.036 92 U 铀 238.029 93 Np 镎 237.048 94 Pu 钚 244.064 95 Am 镅 243.061 96 Cm 锔 247.07 97 Bk 锫 247.07 98 Cf 锎 251.08 99 Es 锿 252.083 100 Fm 镄 257.095 101 Md 钔 258.098 102 No 锘 259.101 103 Lr 铹 266.12 104 Rf 𬬻 267.122 105 Db 𬭊 268.126 106 Sg 𬭳 269.128 107 Bh 𬭛 270.133 108 Hs 𬭶 269.134 109 Mt 鿏 277.154 110 Ds 𫟼 282.166 111 Rg 𬬭 282.169 112 Cn 鿔 286.179 113 Nh 鿭 286.182 114 Fl 𫓧 290.192 115 Mc 镆 290.196 116 Lv 𫟷 293.205 117 Ts 鿬 294.211 118 Og 鿫 295.216