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1H
氢
1.0079
2He
氦
4.0026
3Li
锂
6.941
4Be
铍
9.0122
Periodic table of elements
元素周期表
10Ne
氖
20.17
9F
氟
18.998
8O
氧
15.999
7N
氮
14.007
6C
铍
12.011
5B
硼
10.811
11Na
钠
22.9898
12Mg
镁
24.305
18Ar
氩
39.94
17CI
氯
34.453
16S
硫
32.06
15P
磷
30.974
14Si
硅
28.085
13AI
铝
26.982
19K
钾
39.098
20Ca
钙
40.08
21Sc
钪
44.956
22Ti
钛
47.9
23V
钫
47.9
24Cr
铬
51.996
25Mn
锰
54.938
26Fe
铁
55.84
27Co
钴
58.9332
28Ni
镍
58.69
29Cu
铜
63.54
30Zn
锌
65.38
31Ga
镓
69.72
32Ge
锗
72.59
33As
砷
74.9216
34Se
硒
78.9
35Br
溴
79.904
36Kr
氪
83.8
37Rb
铷
85.467
38Sr
锶
87.62
39Y
钇
88.906
40Zr
锆
91.22
41Nb
鈮
92.9064
42Mo
钼
95.94
43Tc
锝
99
44Ru
钌
101.07
45Rh
铑
102.906
46Pd
钯
106.42
47Pd
钯
106.42
48Cd
镉
112.41
49In
铟
114.82
50Sn
锡
118.71
51Sb
锑
112.76
52Te
碲
127.60
53I
碘
126.90
54Xe
氙
131.29
55Cs
铯
132.90
56Ba
钡
137.33
57-71
La-Lu
镧系
72Hf
铪
178.49
73Ta
钽
106.42
74W
钨
183.84
75Re
铼
186.21
76Os
锇
190.23
77Ir
铱
192.22
78Pt
铂
195.08
79Au
金
196.97
80Hg
汞
200.59
81Tl
铊
204.38
82Pb
铅
207.2
83Bi
铋
208.98
84Po
钋
208.98
85At
砹
209.99
86Rn
氡
222.02
87Fr
钫
223.02
88Ra
镭
226.03
89-103
Ac-Lr
锕系
104Rf
鑪
261
105Db
262
106Sg
266
107Bh
264
108Hs
269
109Mt
268
110Ds
鐽
271
111Rg
錀
272
112Cn
Uub
285
113
Uut
284
114
Uuq
289
115
Uup
288
116
Uuh
292
117
Uus
118
Uuo