初三化学元素周期表 原子序数元素符号 元素名称 相对原子质量 元素名称读音 1 H 2 He 3 Li 4 Be 5 B 6 C 7 N 8 O 9 F 10 Ne 11 Na 12 Mg 13 Al 14 Si 15 P 16 S 17 Cl 18 Ar 19 K 20 Ca 21 Sc 22 Ti 23 V 24 Cr 25 Mn 26 Fe 27 Co 28 Ni 29 Cu 30 Zn 31 Ga 32 Ge 33 As 34 Se 35 Br 36 Kr 37 Rb 38 Sr 39 Y 40 Zr 氢 1.0079 (q 氦 4.0026 (h 锂 6.941 (l 铍 9.0122 (P 硼 10.811 (P 碳 12.011 (t 氮 14.007 (d 氧 15.999 (y 氟 18.998 (f 氖 20.17 (n 钠 22.9898 (n 镁 24.305 (m 铝 26.982 (l 硅 28.085 (gu 磷 30.974 (l 硫 32.06 (li 氯 35.453 (l 氩 39.94 (y 钾 39.098 钙 40.08 钪 44.956 钛 47.9 钒 50.94 铬 51.996 锰 54.938 铁 55.84 钻 58.9332 镍 58.69 铜 63.54 锌 65.38 镓 69.72 错 72.5 砷 74.922 硒 78.9 溴 79.904 氟 83.8 铷 85.467 锶 87.62 钇 88.906 锆 91.22 ing) ① 1) i) eng) m) m) eng) 功 I in) 功 ① ① ① ◎ 峦g) ◎ ⑪ ◎ @ © sh 引） I ⑪ ⑪ I 1 1 (ji(g(k eng) (t(f m) (g (m (ti (g(ni (t eng) (x in) (ji (zh （(x (xi(k e) (r(s (y (g e) 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 55 Cs 56 Ba 57-71 La-Lu 57 La 58 Ce 59 Pr 60 Nd 61 Pm 62 Sm 63 Eu 64 Gd 65 Tb 66 Dy 67 Ho 68 Er 69 Tm 70 Yb 71 Lu 72 Hf 73 Ta 74 W 75 Re 76 Os 77 Ir 78 Pt 79 Au 80 Hg 81 Tl 82 Pb 83 Bi 铌 92.9064 钼 95.94 锝 (99) 钉 161.0 铑 102.906 钯 106.42 银 107.868 镉 112.41 铟 114.82 锡 118.6 锑 121.7 碲 127.6 碘 126.905 氙 131.3 铯 132.905 钡 137.33 镧系 镧 138.9 铈 140.1 镨 140.9 钕 144.2 钷 (147) 钐 150.3 铕 151.96 钆 157.25 铽 158.9 镝 162.5 钦 164.9 铒 167.2 铥 168.9 镱 173.04 镥 174.967 铪 178.4 钽 180.947 钨 183.8 铼 186.207 锇 190.2 铱 192.2 铂 195.08 金 196.967 汞 200.5 铊 204.3 铅 207.2 铋 208.98 (n i) (mu) (d e) (li (l (b① (y in) (g 8 (y in) (x i) (t i (d i) (di di) (xi m) (s ◎ (b① (l m) (sh i) (P⑪ (n⑪ (P © (sh m) (y ©J) (g @ (t ◎ (d 1 (hu © (&) (di E (y i (l⑪ (h @ (t m) (w功 (l① (8 (y 1 (b ◎ (j in) (g ®g) (t @ (qi m) (b i 2 本文来源：https://www.wddqw.com/doc/eb84a22b0b75f46527d3240c844769eae009a388.html