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1
2
3
4
5
6
7
IA
 1
H
Hydrogen
1.00794
IIA
 3
Li
Lithium
6.941
 4
Be
Beryllium
9.012182
 11
Na
Sodium
22.98977
 12
Mg
Magnesium
24.305
 19
K
Potassium
39.0983
 20
Ca
Calcium
40.078
 37
Rb
Rubidium
85.4678
 38
Sr
Strontium
87.62
 55
Cs
Caesium
132.90543
 56
Ba
Barium
137.327
 87
Fr
Francium
223.0197
 88
Ra
Radium
226.0254
PERIODIC TABLE
 OF ELEMENTS  (View small-size)
   
   
   
MOUSE OVER elements for info CLICK an element for the guide
 
 
IIIA IVA VA VIA VIIA VIIIA IB IIB
 21
Sc
Scandium
44.9559
 39
Y
Yttrium
88.90585
57-71
89-103
 22
Ti
Titanium
47.88
 23
V
Vanadium
50.9415
 24
Cr
Chromium
51.9961
 25
Mn
Manganese
54.93805
 26
Fe
Iron
55.847
 27
Co
Cobalt
58.9332
 28
Ni
Nickel
58.6934
 29
Cu
Copper
63.546
 40
Zr
Zirconium
91.224
 41
Nb
Niobium
92.90638
 42
Mo
Molybdenu.
95.94
 43
Tc
Technetumi
(98)
 44
Ru
Ruthenium
101.07
 45
Rh
Rhodium
102.9055
 46
Pd
Palladium
106.42
 47
Ag
Silver
107.8682
 72
Hf
Hafnium
178.49
 73
Ta
Tantalum
108.9479
 74
W
Tungsten
183.84
 75
Re
Rhenium
186.207
 76
Os
Osmium
190.23
 77
Ir
Iridium
192.22
 78
Pt
Platinum
195.08
 79
Au
Gold
196.96654
 104
Rf
Rutherford.
261.1089
 105
Db
Dubnium
262.1144
 106
Sg
Seaborgium
263.1186
 107
Bh
Bohrium
262.1231
 108
Hs
Hassium
265.1306
 109
Mt
Meitnerium
266.1378
 110
Ds
Darmstadt.
(269)
 111
Rg
Roentgeniu.
(272)
 30
Zn
Zinc
65.39
 48
Cd
Cadmium
112.411
 80
Hg
Mercury
200.59
 112
Uub
Ununbium
(285)
VIIIB
IIIB IVB VB VIB VIIB
 2
He
Helium
4.0026
 5
B
Boron
10.811
 6
C
Carbon
12.011
 7
N
Nitrogen
14.00674
 8
O
Oxygen
15.9994
 9
F
Fluorine
18.9984
 10
Ne
Neon
20.1797
 13
Al
Aluminum
26.981539
 14
Si
Silicon
28.0855
 15
P
Phosphorus
30.973762
 16
S
Sulfur
32.066
 17
Cl
Chlorine
35.4527
 18
Ar
Argon
39.948
 31
Ga
Gallium
69.723
 32
Ge
Germanium
72.61
 33
As
Arsenic
74.92159
 34
Se
Selenium
78.96
 35
Br
Bromine
79.904
 36
Kr
Krypton
83.8
 49
In
Indium
114.818
 50
Sn
Tin
118.71
 51
Sb
Antimony
121.757
 52
Te
Tellurium
127.6
 53
I
Iodine
126.90447
 54
Xe
Xenon
131.29
 81
Ti
Thallium
204.3833
 82
Pb
Lead
207.2
 83
Bi
Bismuth
208.98038
 84
Po
Polonium
208.9824
 85
At
Astatine
209.9871
 86
Rn
Radon
222.0176
 113
Uut
Ununtrium
(284)
 114
Uuq
Ununquad.
(289)
 115
Uup
Ununpenti.
(289)
 116
Uuh
Ununhexiu.
(292)
 117
Uus
Ununsepti.
(292.2076)
 118
Uuo
Ununoctium
(293.2147)
Lanthanides
Actinides
 57
La
Lanthan.
138.9055
 58
Ce
Cerium
140.115
 59
Pr
Praseody.
140.90765
 60
Nd
Neodymiu.
144.24
 61
Pm
Promethiu.
(144.9127)
 62
Sm
Samarium
150.36
 63
Eu
Europium
151.965
 64
Gd
Gadolinium
157.25
 65
Tb
Terbium
158.92534
 66
Dy
Dysprosiu.
162.5
 67
Ho
Holmium
164.93032
 68
Er
Erbium
167.26
 69
Tm
Thulium
168.93421
 70
Yb
Ytterbium
173.04
 71
Lu
Lutetium
174.967
 89
Ac
Actinium
227.0278
 90
Th
Thorium
232.0381
 91
Pa
Protactium
231.03588
 92
U
Uranium
238.0289
 93
Np
Neptunium
237.0482
 94
Pu
Plutonium
244.0642
 95
Am
Americium
243.0614
 96
Cm
Curium
247.0703
 97
Bk
Berkelium
247.0703
 98
Cf
Californium
251.0796
 99
Es
Einsteinium
252.083
 100
Fm
Fermium
257.0951
 101
Md
Mendelevi.
258.0984
 102
No
Nobelium
259.1011
 103
Lr
Lawrencium
262.1098
 
Chemical Series of the Periodic Table
Alkali metals
Alkaline earth metals
Lanthanides
Actinides
Transition metals
Poor metals
Metalloids
Nonmetals
Halogens
Noble gases
 
State at Standard Temperature and Pressure (0°C and 1 atm) Natural Occurrence
Gases Liquids Solids
Undiscovered Synthetic From Decay Primordial