PERIODICA — 元素周期表 · 元素百科数据库

1H氢1.008 2He氦4.003 3Li锂6.94 4Be铍9.012 5B硼10.81 6C碳12.011 7N氮14.007 8O氧15.999 9F氟18.998 10Ne氖20.18 11Na钠22.99 12Mg镁24.305 13Al铝26.982 14Si硅28.085 15P磷30.974 16S硫32.06 17Cl氯35.45 18Ar氩39.948 19K钾39.098 20Ca钙40.078 21Sc钪44.956 22Ti钛47.867 23V钒50.942 24Cr铬51.996 25Mn锰54.938 26Fe铁55.845 27Co钴58.933 28Ni镍58.693 29Cu铜63.546 30Zn锌65.382 31Ga镓69.723 32Ge锗72.631 33As砷74.922 34Se硒78.972 35Br溴79.904 36Kr氪83.798 37Rb铷85.468 38Sr锶87.621 39Y钇88.906 40Zr锆91.224 41Nb铌92.906 42Mo钼95.951 43Tc锝98 44Ru钌101.072 45Rh铑102.906 46Pd钯106.421 47Ag銀107.868 48Cd镉112.414 49In铟114.818 50Sn锡118.711 51Sb锑121.76 52Te碲127.603 53I碘126.904 54Xe氙131.294 55Cs铯132.905 56Ba钡137.328 57–71 72Hf铪178.492 73Ta钽180.948 74W钨183.841 75Re铼186.207 76Os锇190.233 77Ir铱192.217 78Pt铂195.085 79Au金196.967 80Hg汞200.592 81Tl铊204.38 82Pb铅207.21 83Bi铋208.98 84Po钋209 85At砹210 86Rn氡222 87Fr钫223 88Ra镭226 89–103 104Rf𬬻267 105Db𨧀268 106Sg𬭳269 107Bh𬭛270 108Hs𬭶269 109Mt鿏278 110Ds𫟼281 111Rg𬬭282 112Cn鿔285 113Nh鿭286 114Fl𫓧289 115Mc镆289 116Lv𫟷293 117Ts鿬294 118Og鿫294