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1、 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 氢 1.0079 (qng)2 He 氦 4.0026 (hi)3 Li 锂 6.941 (l)4 Be 铍 9.0122 (p)5 B 硼 10.811 (png)6 C 碳 12.011 (tn)7 N 氮 14.007 (dn)8 O 氧 15.999 (yng)9 F 氟 18.998 (f)10 Ne 氖 20.17 (ni)11 Na 钠 22.9898 (n)12 Mg 镁 24.305 (mi)13 Al 铝 26.982 (l)14 Si 硅 28.085 (gu)15 P 磷 30.974
2、(ln)16 S 硫 32.06 (li)17 Cl 氯 35.453 (l)18 Ar 氩 39.94 (y)19 K 钾 39.098 (ji)20 Ca 钙 40.08 (gi)21 Sc 钪 44.956 (kng)22 Ti 钛 47.9 (ti)23 V 钒 50.94 (fn)24 Cr 铬 51.996 (g)25 Mn 锰 54.938 (mng)26 Fe 铁 55.84 (ti)27 Co 钴 58.9332 (g)28 Ni 镍 58.69 (ni)29 Cu 铜 63.54 (tng)30 Zn 锌 65.38 (xn)31 Ga 镓 69.72 (ji)32 Ge
3、锗 72.5 (zh)33 As 砷 74.922 (shn)34 Se 硒 78.9 (x)35 Br 溴 79.904 (xi)36 Kr 氪 83.8 (k)37 Rb 铷 85.467 (r)38 Sr 锶 87.62 (s)39 Y 钇 88.906 (y)40 Zr 锆 91.22 (go)41 Nb 铌 92.9064 (n)42 Mo 钼 95.94 (m)43 Tc 锝 (99) (d)44 Ru 钌 161.0 (lio)45 Rh 铑 102.906 (lo)46 Pd 钯 106.42 (b)47 Ag 银 107.868 (yn)48 Cd 镉 112.41 (g)4
4、9 In 铟 114.82 (yn)50 Sn 锡 118.6 (x)51 Sb 锑 121.7 (t)52 Te 碲 127.6 (d)53 I 碘 126.905 (din)54 Xe 氙 131.3 (xin)55 Cs 铯 132.905 (s)56 Ba 钡 137.33 (bi)57-71 La-Lu 镧系57 La 镧 138.9 (ln)58 Ce 铈 140.1 (sh)59 Pr 镨 140.9 (p)60 Nd 钕 144.2 (n)61 Pm 钷 (147) (p)62 Sm 钐 150.3 (shn)63 Eu 铕 151.96 (yu)64 Gd 钆 157.25
5、(g)65 Tb 铽 158.9 (t)66 Dy 镝 162.5 (d)67 Ho 钬 164.9 (hu)68 Er 铒 167.2 (r)69 Tm 铥 168.9 (di)70 Yb 镱 173.04 (y)71 Lu 镥 174.967 (l)72 Hf 铪 178.4 (h)73 Ta 钽 180.947 (tn)74 W 钨 183.8 (w)75 Re 铼 186.207 (li)76 Os 锇 190.2 ()77 Ir 铱 192.2 (y)78 Pt 铂 195.08 (b)79 Au 金 196.967 (jn)80 Hg 汞 200.5 (gng)81 Tl 铊 20
6、4.3 (t)82 Pb 铅 207.2 (qin)83 Bi 铋 208.98 (b)84 Po 钋 (209) (p)85 At 砹 (201) (i)86 Rn 氡 (222) (dng)87 Fr 钫 (223) (fng)88 Ra 镭 226.03 (li)89-103 Ac-Lr 锕系89 Ac 锕 (227) ()90 Th 钍 232.0 (t)91 Pa 镤 231.0 (p)92 U 铀 238.0 (yu)93 Np 镎 (237) (n)94 Pu 钚 (244) (b)95 Am 镅 (243) (mi)96 Cm 锔 (247) (j)97 Bk 锫 (247) (pi)98 Cf 锎 (251) (ki)99 Es 锿 (252) (i)100 Fm 镄 (257) (fi)101 Md 钔 (258) (mn)102 No 锘 (259) (nu)103 Lr 铹 (262) (lo)104 Rf 钅卢 (257) (l)105
