AII-3
Symbol
Name
Atomic Number
Atomic Weight
Ac
Actinium
89
1(227)
Ag
Silver
47
107.868
Al
Aluminum
13
6.982
Am
Americium
95
(243)
Ar
Argon
18
39.95
As
Arsenic
33
74.922
At
Astatine
85
(210)
Au
Gold
79
196.967
B
Boron
5
10.81
Ba
Barium
56
137.34
Be
Beryllium
4
9.012
Bi
Bismuth
83
208.980
Bk
Berkelium
97
(247)
Br
Bromine
35
79.904
C
Carbon
6
12.011
Ca
Calcium
20
40.08
Cd
Cadium
48
112.40
Ce
Cerium
58
140.12
Cf
Californium
98
(249)
Cl
Chlorine
17
35.453
Cm
Curium
96
(247)
Co
Cobalt
27
58.933
Cr
Chromium
24
51.996
Cs
Cesium
55
132.905
Cu
Copper
29
63.546
Dy
Dysprosium
66
162.50
Es
Einsteinium
99
(254)
Er
Erbium
68
167.26
Eu
Europium
63
151.96
F
Fluorine
9
18.998
Fe
Iron
26
55.847
Fm
Fermium
100
(257)
Fr
Francium
87
(223)
Ga
Gallium
31
69.72
Gd
Gadolinium
64
157.25
Ge
Germanium
32
72.59
H
Hydrogen
1
1.008
Ha
Hahnium
105
(262)
He
Helium
2
4.003
Hf
Hafnium
72
178.49
Hg
Mercury
80
200.59
Ho
Holmium
67
164.930
I
Iodine
53
126.904
Table AII-1.—Periodic Table of the Elements
