x
1
H
1.0079
Periodic Table
2
He
4.00260
3
Li
6.941
4
Be
9.01218
5
B
10.81
6
C
12.011
7
N
14.0067
8
O
15.9994
9
F
18.99840
10
Ne
20.1791
11
Na
22.98977
12
Mg
24.305
13
Al
26.98154
14
Si
28.0855
15
P
30.97376
16
S
32.05
17
Cl
35.4532
18
Ar
39.948
19
K
39.0983
20
Ca
40.08
21
Sc
44.9559
22
Ti
47.88
23
V
50.9415
24
Cr
51.996
25
Mn
54.9380
26
Fe
55.847
27
Co
58.9332
28
Ni
58.69
29
Cu
63.546
30
Zn
65.38
31
Ga
68.72
32
Ge
72.59
33
As
74.9216
34
Se
78.96
35
Br
79.904
36
Kr
83.80
37
Rb
85.4678
38
Sr
87.62
39
Y
88.9059
40
Zr
91.22
41
Nb
92.9064
42
Mo
95.94
43
Tc
98.9072
44
Ru
101.07
45
Rh
102.9055
46
Pd
106.42
47
Ag
107.868
48
Cd
112.41
49
In
114.82
50
Sn
118.69
51
Sb
121.75
52
Te
127.60
53
I
126.9045
54
Xe
131.29
55
Cs
132.9054
56
Ba
137.34
57*
La
138.9055
72
Hf
178.49
73
Ta
180.9479
74
W
183.85
75
Re
186.207
76
Os
190.2
77
Ir
192.22
78
Pt
195.08
79
Au
196.9665
80
Hg
200.59
81
Tl
204.383
82
Pb
207.2
83
Bi
208.9804
84
Po
209
85
At
210
86
Rn
222
87
Fr
223
88
Ra
226.0254
89**
Ac
227.0278
104
Rf
261
105
Ha
262
106
Sg
263
107
Ns
262
108
Hs
265
109
Mt
266
110
Ds
281
111
Rg
280
112
Cn
285
113
Uut
286
114
Fl
289
115
Uup
289
116
Lv
293
117
Uus
294
118
Uuo
294