Periodic Table of the Elements





Symbol
Valance Electron
Name
Atomic
Number
Symbol
Valance Electron
Name
Atomic
Number
Ba
2
Barium
56
H
1
Hydrogen
1
La
2
Lanthanum
57
He
2
Helium
2
Ce
2
Cerium
58
Li
1
Lithium
3
Pr
2
Praseodymium
59
Be
2
Beryllum
4
Nd
2
Neodymium
60
B
3
Boron
5
Pm
2
Promethium
61
C
4
Carbon
6
Sm
2
Samarium
62
N
5
Nitrogen
7
Eu
2
Europium
63
O
6
Oxygen
8
Gd
2
Gadolinium
64
F
7
Fluorine
9
Tb
2
Terbium
65
Ne
8
Neon
10
Dy
2
Dysprosium
66
Na
1
Sodium
11
Ho
2
Holmium
67
Ma
2
Magnesium
12
Er
2
Erbium
68
Al
3
Aluminum
13
Tm
2
Thulium
69
Si
4
Silicon
14
Yb
2
Ytterbium
70
P
5
Phosphorus
15
Lu
2
Lutetium
71
S
6
Sulfur
16
Hf
2
Hafnium
72
Ci
7
Chlorine
17
Ta
2
Tantalum
73
A
8
Argon
18
W
2
Tungsten
74
K
1
Potassium
19
Re
2
Rhenium
75
Ca
2
Calcium
20
Os
2
Osmium
76
Sc
2
Scandium
21
Ir
2
Iridium
77
Ti
2
Titanium
22
Pt
1
Platinum
78
V
2
Vanadium
23
Au
1
Gold
79
Cr
1
Chromium
24
Hg
2
Mercury
80
Mn
2
Manganese
25
Tl
3
Thallium
81
Fe
2
Iron
26
Pb
4
Lead
82
Co
2
Cobalt
27
Bl
5
Bismuth
83
Ni
2
Nickel
28
Po
6
Polonium
84
Cu
1
Copper
29
At
7
Astatine
85
Zn
2
Zinc
30
Rd
8
Radon
86
Ga
3
Gallium
31
Fr
1
Francium
87
Ge
4
Germanium
32
Ra
2
Radium
88
As
5
Arsenic
33
Ac
2
Actinium
89
Se
6
Selenium
34
Th
2
Thorium
90
Br
7
Bromine
35
Pa
2
Protactinium
91
Kr
8
Krypton
36
U
2
Uranium
92
Rb
1
Rubidium
37

Artifical Elements

Sr
2
Strontium
38
Y
2
Yttrium
39
Zr
2
Zirconium
40
Np
2
Neptunium
93
Nb
1
Niobium
41
Pu
2
Plutonium
94
Mo
1
Molybdenum
42
Am
2
Americium
95
Tc
2
Technetium
43
Cm
2
Curium
96
Ru
1
Ruthenium
44
Bk
2
Berkelium
97
Rh
1
Rhodium
45
Cf
2
Californium
98
Pd
-
Palladium
46
E
2
Einsteinium
99
Ag
1
Silver
47
Fm
2
Fermium
100
Cd
2
Cadmium
48
Mv
2
Mendelevium
101
In
3
Indium
49
No
2
Nobelium
102
Sn
4
Tin
50
Lw
2
Lawrencium
103
Sb
5
Antimony
51




Te
6
Tellurium
52




I
7
Iodine
53




Xe
8
Xenon
54




Cs
1
Cesium
55




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