Periodic Table of the Elements
 
I
II
                   
III
IV
V
VI
VII
0
1            
1
1.0
H
Hydrogen
                   
2
4.0
He
Helium
2
3
6.9
Li
Lithium
4
9.0
Be
Beryllium
                   
5
10.8
B
Boron
6
12.0
C
Carbon
7
14.0
N
Nitrogen
8
16.0
O
Oxygen
9
19.0
F
Fluorine
10
20.2
Ne
Neon
3
11
23.0
Na
Sodium
12
24.3
Mg
Magnesium
                   
13
27.0
Al
Aluminium
14
28.1
Si
Silicon
15
31.0
P
Phosphorus
16
32.1
S
Sulphur
17
35.5
Cl
Chlorine
18
39.9
Ar
Argon
4
19
39.1
K
Potassium
20
40.1
Ca
Calcium
21
45.0
Sc
Scandium
22
47.9
Ti
Titanium
23
50.9
V
Vanadium
24
52.0
Cr
Chromium
25
54.9
Mn
Manganese
26
55.8
Fe
Iron
27
58.9
Co
Cobalt
28
58.7
Ni
Nickel
29
63.5
Cu
Copper
30
65.4
Zn
Zinc
31
69.7
Ga
Gallium
32
72.6
Ge
Germanium
33
74.9
As
Arsenic
34
79.0
Se
Selenium
35
79.9
Br
Bromine
36
83.8
Kr
Krypton
5
37
85.5
Rb
Rubidium
38
87.6
Sr
Strontium
39
88.9
Y
Yttrium
40
91.2
Zr
Zirconium
41
92.9
Nb
Niobium
42
95.9
Mo
Molybdenum
43
(98)
Tc
Technetium
44
101.1
Ru
Ruthenium
45
102.9
Rh
Rhodium
46
106.4
Pd
Palladium
47
107.9
Ag
Silver
48
112.4
Cd
Cadmium
49
114.8
In
Indium
50
118.7
Sn
Tin
51
121.8
Sb
Antimony
52
127.6
Te
Tellurium
53
126.9
I
Iodine
54
131.3
Xe
Xenon
6
55
132.9
Cs
Caesium
56
137.3
Ba
Barium
57
138.9
La+
Lanthanum
72
178.5
Hf
Hafnium
73
180.9
Ta
Tantalum
74
183.9
W
Tungsten
75
186.2
Re
Rhenium
76
190.2
Os
Osmium
77
192.2
Ir
Iridium
78
195.1
Pt
Platinum
79
197.0
Au
Gold
80
200.6
Hg
Mercury
81
204.4
Tl
Thallium
82
207.2
Pb
Lead
83
209.0
Bi
Bismuth
84
(209)
Po
Polonium
85
(210)
At
Astatine
86
(222)
Rn
Radon
7
87
(223)
Fr
Francium
88
226.0
Ra
Radium
89
227.0
Ac++
Actinium
104
(261)
Unq
Unnilquadium
105
(262)
Unp
Unnilpentium
106
(263)
Unh
Unnilhexium
107
(262)
Uns
Unnilseptium
108
(265)
Uno
Unniloctium
109
(266)
Une
Unnilennium