Periodic Table Of Elements (Short Form)
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1Periodic Table of Elements (short form)
G r o u p
a
I
b
a
II
b
a
III
b
a
IV
b
a
V
b
a
VI
b
a
VII
b
a
VIII
b
1
2
H
H
He
1
1
1.00
Hydrogen
4.00
Helium
3
4
5
6
7
8
9
10
Li
Be
B
C
N
O
F
Ne
2
2
Neon
Boron
6.94
Lithium
9.01
Beryllium
10.81
12.01
Carbon
14.01
Nitrogen
16.00
Oxygen
19.00
20.18
Fluorine
11
12
13
14
15
16
17
18
Na
Mg
Al
Si
P
S
Cl
Ar
3
3
Dmitry Mendeleev
Argon
22.98
Sodium
24.31
Magnesium
26.98
Aluminium
Silicon
Sulfur
Chlorine
28.09
30.97
Phosphorus
32.06
35.45
39.95
19
20
21
22
23
24
25
26
27
28
K
Ca
Sc
Ti
V
Cr
Mn
Fe
Co
Ni
4
Calcium
Titanium
Vanadium
Chromium
Manganese
Iron
Cobalt
Nickel
39.10
Potassium
40.08
44.96
Scandium
47.88
50.94
51.00
54.94
55.85
58.93
58.69
4
29
30
31
32
33
34
35
36
Cu
Zn
Ga
Ge
As
Se
Br
Kr
5
Zinc
Arsenic
64.55
Copper
65.39
69.72
Gallium
72.59
Germanium
74.92
78.96
Selenium
79.90
Bromine
83.80
Krypton
37
38
39
40
41
42
43
44
45
46
Rb
Sr
Y
Zr
Nb
Mo
Tc
Ru
Rh
Pd
6
Yttrium
85.47
Rubidium
87.62
Strontium
88.91
91.22
92.91
Niobium
95.94
Molybdenum
[98]
101.07
Ruthenium
102.91
Rhodium
106.42
Palladium
Zirconium
Technetium
5
47
48
49
50
51
52
53
54
Ag
Cd
In
Sn
Sb
Te
I
Xe
7
Xenon
107.87
Silver
112.41
Cadmium
114.82
Indium
118.69
Tin
121.75
Antimony
127.60
Tellurium
126.90
Iodine
131.29
55
56
57
*
72
73
74
75
76
77
78
Cs
Ba
La
Hf
Ta
W
Re
Os
Ir
Pt
8
132.91
137.33
Barium
138.91
Lanthanum
Hafnium
180.95
Tantalum
183.85
Tungsten
186.21
Rhenium
190.20
Osmium
195.08
Platinum
Caesium
178.49
192.22
Iridium
6
79
80
81
82
83
84
85
86
Tl
Pb
Bi
Po
At
Rn
Au
Hg
9
200.59
Mercury
204.38
196.97
Gold
Thallium
207.20
Lead
208.98
Bismuth
[209]
Polonium
[210]
Astatine
[222]
Radon
87
88
89
**
104
105
106
107
108
109
110
Fr
Ra
Ac
Rf
Db
Sg
Bh
Hs
Mt
Ds
7
10
Radium
[227]
Actinium
Rutherfordium
[223]
Francium
[226]
[261]
[262]
Dubnium
[266]
Seaborgium
[270]
Bohrium
[269]
Hassium
[268]
Meitnerium
[274]
Darmstadtium
1
Oxide
XO
X O
X O
XO
X O
XO
X O
XO
(highest)
2
2
3
2
2
5
3
2
7
4
XH
XH
XH
XH
XH
XH
XH
Hydride
2
3
4
3
2
1
Exceptions are possible for “b” subgroup elements.
*Lanthanide
58
59
60
61
62
63
64
65
66
67
68
69
70
71
Ce
Pr
Nd
Pm
Sm
Eu
Gd
Tb
Dy
Ho
Er
Tm
Yb
Lu
140.12
140.91
144.24
[145]
150.36
151.96
157.25
158.93
162.50
164.93
167.26
168.93
173.04
174.97
Cerium
Praseodymium
Neodymium
Promethium
Samarium
Europium
Gadolinium
Terbium
Dysprosium
Holmium
Erbium
Thulium
Ytterbium
Lutetium
**Actinide
90
91
92
93
94
95
96
97
98
99
100
101
102
103
Th
Pa
U
Cm
Bk
Cf
Es
Fm
Md
No
Lr
Np
Pu
Am
323.04
[231]
238.03
[237]
[244]
[243]
[247]
[247]
[251]
[252]
[257]
[258]
[259]
[262]
Thorium
Protactinium
Uranium
Neptunium
Plutonium
Americium
Curium
Berkelium
Californium
Einsteinium
Fermium
Mendelevium
Nobelium
Lawrencium
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