族 周期I A 1 H II A 4 Be III A IV A 6 C VIIIA 2 He 1 氢qīnɡ 1.00794(7) 氦hài V A 7 N VI A 8 O VII A 9 F 4.002602(2) 2 3 Li 元素周期表 5 B 10 Ne 锂lǐ 6.941(2) 铍pí 9.012182(3) 硼pénɡ 10.811(7) 碳tàn 12.0107(8) 氮dàn 14.00674 氧yǎnɡ 15.9994(3) 氟fú 18.9984032(5) 氖nǎi 20.1797(6) 3 11 Na 12 Mg 13 Al 14 Si 15 P 16 S 17 Cl 18 Ar 钠nà 22.989770(2) 镁měi 24.3050(6) 铝lǚ 硅ɡuī 28.0855(3) 磷lín 30.973761(2) 硫liú 32.065(5) 氯lǜ 35.453(2) 氩yà 39.948(1) III B 21 Sc IV B 22 Ti47.867(1) V B 23 V VI B 24 Cr VII B 25 Mn 26 Fe VIII 27 Co 28 Ni I B 29 Cu II B 30 Zn 26.981538(2) 4 19 K 20 Ca 钾jiǎ 39.0983(1) 钙ɡài 40.078(4) 钪kànɡ 44.955910(8) 钛tài 31 Ga 32 Ge 33 As 34 Se 35 Br 36 Kr 钒fán 50.9415(1) 铬ɡè 51.9961(6) 锰měnɡ 54.938049(9) 铁tiě 55.845(2) 钴ɡǔ 58.933200(9) 镍niè 58.6934(2) 铜tónɡ 63.546(3) 锌xīn 65.39(2) 镓jiā 69.723(1) 锗zhě 72.64(1) 砷shēn 74.92160(2) 硒xī 78.96(3) 溴xiù 79.904(1) 氪kè 83.80(1) 5 37 Rb 38 Sr 39 Y 40 Zr 41 Nb 42 Mo 43 Tc 44 Ru 45 Rh 46 Pd 47 Ag 48 Cd 49 In 50 Sn 51 Sb 52 Te 53 I 54 Xe 铷rú 85.4678(3) 锶sī 87.62(1) 钇yǐ 88.90585(2) 锆gào 91.224(2) 铌ní 92.90638(2) 钼mù 95.94(1) 锝dé (97.99) 钌liǎo 101.07(2) 铑lǎo 102.90550(2) 钯bǎ 106.42(1) 银yín 107.8682(2) 镉ɡé 112.411(8) 铟yīn 114.818(3) 锡xī 118.710(7) 锑tī 121.760(1) 碲dì 127.60(3) 碘diǎn 126.90447(3) 氙xiān 131.293(6) 6 55 Cs 56 Ba 57—71 72 Hf 73 Ta 74 W 75 Re 76 Os 77 Ir 78 Pt 79 Au 80 Hg 81 Tl 82 Pb 83 Bi 84 Po 85 At 86 Rn 铯sè 132.90545(2) 钡bèi 137.327(7) La–Lu 镧系 铪hā 178.49(2) 钽tǎn 180.9479(1) 钨wū 183.84(1) 铼lái 186.207(1) 锇é 190.23(3) 铱yī 192.217(3) 铂bó 195.078(2) 金jīn 196.96655(2) 汞ɡǒnɡ 200.59(2) 铊tā 204.3833(2) 铅qiān 207.2(1) 铋bì 208.98038(2) 钋pō (209,210) (210) 砹ài (222) 氡dōnɡ 7 87 Fr 88 Ra 89—103 104 Rf 105 Db 106 Sg 107 Bh 108 Hs 109 Mt 钫fānɡ (223) 镭léi (226) Ac–Lr 锕系 钅卢*lú (261) 钅杜*dù (262) 钅喜*xǐ (263) 钅波*bō (264) 钅黑*hēi (265) 钅麦*mài (268) …… 67 Ho 68 Er 69 Tm 70 Yb 71 Lu 镧系 57 La 58 Ce 59 Pr 60 Nd 61 Pm 62 Sm 63 Eu 64 Gd 65 Tb 66 Dy 镧lán 138.9055(2) 铈shì 140.116(1) 镨pǔ 140.90765(2) 钕nǚ 144.24(3) 钷*pǒ (147) 钐shān 150.36(3) 铕yǒu 151.964(1) 钆ɡá 157.25(3) 铽tè 158.92534(2) 镝dī 162.50(3) 钬huǒ 164.93032(2) 铒ěr 167.259(3) 铥diū 168.93421(2) 镱yì 173.04(3) 镥lǔ 174.967(1) 锕系 89 Ac 90 Th 91 Pa 92 U 93 Np 94 Pu 95 Am 96 Cm 97 Bk 98 Cf 99 Es 100 Fm 101 Md 102 No 103 Lr 锕ā (227) 钍tǔ 232.0381(1) 镤pú 231.03588(2) 铀yóu 238.02891(3) 镎ná (237) 钚bù (239,244) 镅*méi (243) 锔*jú (247) 锫*péi (247) 锎*kāi (251) 锿*āi (252) 镄*fèi (257) 钔*mén (258) 锘*nuò (259) 铹*láo (260) 本文来源：https://www.wddqw.com/doc/986648cd86868762caaedd3383c4bb4cf7ecb734.html