Group**
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1
IA
1A |
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18
VIIIA
8A |
| 1 |
1
H
1.008
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2
IIA
2A |
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13
IIIA
3A |
14
IVA
4A |
15
VA
5A |
16
VIA
6A |
17
VIIA
7A |
2
He
4.003 |
| 2 |
3
Li
6.941 |
4
Be
9.012 |
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5
B
10.81 |
6
C
12.01 |
7
N
14.01 |
8
O
16.00 |
9
F
19.00 |
10
Ne
20.18 |
| 3 |
11
Na
22.99 |
12
Mg
24.31 |
3
IIIB
3B |
4
IVB
4B |
5
VB
5B |
6
VIB
6B |
7
VIIB
7B
|
8 |
9 |
10 |
11
IB
1B |
12
IIB
2B |
13
Al
26.98 |
14
Si
28.09 |
15
P
30.97 |
16
S
32.07 |
17
Cl
35.45 |
18
Ar
39.95 |
-------
VIII -------
------- 8 ------- |
| 4 |
19
K
39.10 |
20
Ca
40.08 |
21
Sc
44.96 |
22
Ti
47.88 |
23
V
50.94 |
24
Cr
52.00
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25
Mn
54.94
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26
Fe
55.85 |
27
Co
58.47 |
28
Ni
58.69 |
29
Cu
63.55
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30
Zn
65.39 |
31
Ga
69.72 |
32
Ge
72.59 |
33
As
74.92 |
34
Se
78.96 |
35
Br
79.90 |
36
Kr
83.80 |
| 5 |
37
Rb
85.47 |
38
Sr
87.62 |
39
Y
88.91 |
40
Zr
91.22 |
41
Nb
92.91 |
42
Mo
95.94 |
43
Tc
(98) |
44
Ru
101.1 |
45
Rh
102.9 |
46
Pd
106.4 |
47
Ag
107.9 |
48
Cd
112.4 |
49
In
114.8 |
50
Sn
118.7 |
51
Sb
121.8 |
52
Te
127.6 |
53
I
126.9 |
54
Xe
131.3 |
| 6 |
55
Cs
132.9 |
56
Ba
137.3 |
57
La*
138.9 |
72
Hf
178.5 |
73
Ta
180.9 |
74
W
183.9 |
75
Re
186.2 |
76
Os
190.2 |
77
Ir
190.2 |
78
Pt
195.1 |
79
Au
197.0 |
80
Hg
200.5 |
81
Tl
204.4 |
82
Pb
207.2 |
83
Bi
209.0 |
84
Po
(210) |
85
At
(210) |
86
Rn
(222) |
| 7 |
87
Fr
(223) |
88
Ra
(226) |
89
Ac~
(227) |
104
Rf
(257) |
105
Db
(260) |
106
Sg
(263) |
107
Bh
(262) |
108
Hs
(265) |
109
Mt
(266) |
110
---
() |
111
---
() |
112
---
() |
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114
---
() |
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116
---
() |
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118
---
() |
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| Lanthanide
Series* |
58
Ce
140.1 |
59
Pr
140.9 |
60
Nd
144.2 |
61
Pm
(147) |
62
Sm
150.4 |
63
Eu
152.0 |
64
Gd
157.3 |
65
Tb
158.9 |
66
Dy
162.5 |
67
Ho
164.9 |
68
Er
167.3 |
69
Tm
168.9 |
70
Yb
173.0 |
71
Lu
175.0 |
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| Actinide
Series~ |
90
Th
232.0 |
91
Pa
(231) |
92
U
(238) |
93
Np
(237) |
94
Pu
(242) |
95
Am
(243) |
96
Cm
(247) |
97
Bk
(247) |
98
Cf
(249) |
99
Es
(254) |
100
Fm
(253) |
101
Md
(256) |
102
No
(254) |
103
Lr
(257) |
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** Groups are noted by 3 notation conventions.
For a list of a the element names and symbols in alphabetical order,
click here
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