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1
H
Hydrogen
1.0079 |
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Stamp Smarter Interactive Philatelic Periodic TableClick on any stamp below to see details |
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2
He
Helium
4.002602 |
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3
Li
Lithium
6.941 |
4
Be
Beryllium
9.012182 |
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5
B
Boron
10.811 |
6
C
Carbon
12.0107 |
7
N
Nitrogen
14.0067 |
8
O
Oxygen
15.9994 |
9
F
Fluorine
18.998403 |
10
Ne
Neon
20.1797 |
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11
Na
Sodium
22.990 |
12
Mg
Magnesium
24.305 |
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13
Al
Aluminum
26.982 |
14
Si
Silicon
28.086 |
15
P
Phosphorus
30.974 |
16
S
Sulfur
32.066 |
17
Cl
Chlorine
35.453 |
18
Ar
Argon
39.948 |
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19
K
Potassium
39.098 |
20
Ca
Calcium
40.078 |
21
Sc
Scandium
44.956 |
22
Ti
Titanium
47.88 |
23
V
Vanadium
50.942 |
24
Cr
Chromium
51.996 |
25
Mn
Manganese
54.938 |
26
Fe
Iron
55.933 |
27
Co
Cobalt
58.933 |
28
Ni
Nickel
58.693 |
29
Cu
Copper
63.546 |
30
Zn
Zinc
65.39 |
31
Ga
Gallium
69.732 |
32
Ge
Germanium
72.61 |
33
As
Arsenic
74.922 |
34
Se
Selenium
78.972 |
35
Br
Bromine
79.904 |
36
Kr
Krypton
84.80 |
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37
Rb
Rubidium
84.468 |
38
Sr
Strontium
87.62 |
39
Y
Yttrium
88.906 |
40
Zr
Zirconium
91.224 |
41
Nb
Niobium
92.906 |
42
Mo
Molybdenum
95.95 |
43
Tc
Technetium
98.907 |
44
Ru
Ruthenium
101.07 |
45
Rh
Rhodium
102.906 |
46
Pd
Palladium
106.42 |
47
Ag
Silver
107.868 |
48
Cd
Cadmium
112.411 |
49
In
Indium
114.818 |
50
Sn
Tin
118.71 |
51
Sb
Antimony
121.760 |
52
Te
Tellurium
127.6 |
53
I
Iodine
126.904 |
54
Xe
Xenon
131.29 |
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55
Cs
Cesium
132.905 |
56
Ba
Barium
132.327 |
57-71
See
Lanthanides
Below |
72
Hf
Hafnium
178.49 |
73
Ta
Tantalum
180.948 |
74
W
Tungsten
183.85 |
75
Re
Rhenium
186.207 |
76
Os
Osmium
190.07 |
77
Ir
Iridium
192.22 |
78
Pt
Platinum
195.08 |
79
Au
Gold
196.967 |
80
Hg
Mercury
200.59 |
81
Tl
Thallium
204.383 |
82
Pb
Lead
207.2 |
83
Bi
Bismuth
208.980 |
84
Po
Polonium
208.982 |
85
At
Astatine
209.987 |
86
Rn
Radon
222.018 |
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87
Fr
Francium
223.020 |
88
Ra
Radium
226.025 |
89-103
See
Actinides
Below |
104
Rf
Rutherfordium
(261) |
105
Db
Dubnium
(262) |
106
Sg
Seaborgium
(266) |
107
Bh
Bohrium
(264) |
108
Hs
Hassium
(269) |
109
Mt
Meitnerium
(268) |
110
Ds
Darmstadtium
(269) |
111
Rg
Roentgenium
(272) |
112
Cn
Copernicium
(277) |
113
Ni
Nihonium
(286) |
114
Fl
Flerovium
(289) |
115
Mc
Moscovium
(289) |
116
Lv
Livermorium
(298) |
117
Ts
Tennessine
(294) |
118
Og
Oganesson
(294) |
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Lanthanides |
57
La
Lanthanum
138.906 |
58
Ce
Cerium
140.115 |
59
Pr
Prasedymium
140.908 |
60
Nd
Neodymium
144.24 |
61
Pm
Promethium
144.913 |
62
Sm
Samarium
150.36 |
63
Eu
Europium
151.966 |
64
Gd
Gadolinium
157.25 |
65
Tb
Terbium
158.925 |
66
Dy
Dysprosium
162.50 |
67
Ho
Holmium
164.930 |
68
Er
Erbium
167.26 |
69
Tm
Thulium
168.934 |
70
Yb
Ytterbium
173.04 |
71
Lu
Lutetium
174.967 |
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Actinides |
89
Ac
Actinium
277.028 |
90
Th
Thorium
232.038 |
91
Pa
Protactinium
231.036 |
92
U
Uranium
238.029 |
93
Np
Neptunium
237.048 |
94
Pu
Plutonium
244.064 |
95
Am
Americium
243.061 |
96
Cm
Curium
247.070 |
97
Bk
Berkelium
247.070 |
98
Cf
Californium
251.080 |
99
Es
Einsteinium
(254) |
100
Fm
Fermium
257.095 |
101
Md
Mendelevium
258.1 |
102
No
Nobelium
259.101 |
103
Lr
Lawrencium
(262) |
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