Periodic Table of Elements

IA
VIIIA
1
1
H
1.0079
IIA
IIIA
IVA
VA
VIA
VIIA
2
He
4.0026
2
3
Li
6.941
4
Be
9.0122
5
B
10.81
6
C
12.011
7
N
14.007
8
O
15.999
9
F
18.998
10
Ne
20.179
3
11
Na
22.990
12
Mg
24.305
IIIB
IVB
VB
VIB
VIIB
VIIIB
VIIIB
VIIIB
IB
IIB
13
Al
26.982
14
Si
28.086
15
P
30.974
16
S
32.06
17
Cl
35.453
18
Ar
39.948
4
19
K
39.098
20
Ca
40.08
21
Sc
44.956
22
Ti
47.90
23
V
50.941
24
Cr
51.996
25
Mn
54.398
26
Fe
55.847
27
Co
58.933
28
Ni
58.71
29
Cu
63.546
30
Zn
65.38
31
Ga
69.72
32
Ge
72.59
33
As
74.922
34
Se
78.96
35
Br
79.904
36
Kr
83.80
5
37
Rb
85.468
38
Sr
87.62
39
Y
88.906
40
Zr
91.22
41
Nb
92.906
42
Mo
94.94
43
Tc
(98)
44
Ru
101.07
45
Rh
102.91
46
Pd
106.4
47
Ag
107.87
48
Cd
112.41
49
In
114.82
50
Sn
118.69
51
Sb
121.75
52
Te
127.60
53
I
126.90
54
Xe
131.30
6
55
Cs
132.91
56
Ba
137.33
71
Lu
174.97
72
Hf
178.49
73
Ta
180.95
74
W
183.85
75
Re
186.21
76
Os
190.2
77
Ir
192.22
78
Pt
195.09
79
Au
196.97
80
Hg
200.59
81
Tl
204.37
82
Pb
207.2
83
Bi
208.98
84
Po
(209)
85
At
(210)
86
Rn
(222)
7
87
Fr
(223)
88
Ra
226.03
89
Lr
(262)
104
Rf
(261)
105
Db
(262)
106
Sg
(266)
107
Bh
(264)
108
Hs
(269)
109
Mt
(268)
110
Ds
(271)
111
Rg
(272)

 

Lanthanoids
57
La
138.91
58
Ce
140.12
59
Pr
140.91
60
Nd
144.24
61
Pm
(145)
62
Sm
150.36
63
Eu
151.96
64
Gd
157.25
65
Tb
158.93
66
Dy
162.5
67
Ho
164.93
68
Er
167.26
69
Tm
168.93
70
Yb
173.04
Actinoids
89
Ac
(227)
90
Th
232.04
91
Pa
231.04
92
U
238.03
93
Np
237.05
94
Pu
(244)
95
Am
(243)
96
Cm
(247)
97
Bk
(247)
98
Cf
(251)
99
Es
(254)
100
Fm
(257)
101
Md
(258)
102
No
(259)