1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18  
  s-Block (Groups 1-2) d-Block (Groups 3-12) p-Block (Groups 13-18)  
 
1 H 1.008
Hydrogen
                               
2 He 4.003
Helium
 
 
3 Li 6.940
Lithium
4 Be 9.010
Beryllium
      Periodic Table of the Elements
(Click on Element Name for Details)
     
5 B 10.81
Boron
6 C 12.01
Carbon
7 N 14.01
Nitrogen
8 O 16.00
Oxygen
9 F 19.00
Fluorine
10 Ne 20.18
Neon
 
 
11 Na 22.99
Sodium
12 Mg 24.31
Magnesium
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13 Al 26.98
Aluminum
14 Si 28.09
Silicon
15 P 30.97
Phosphorus
16 S 32.07
Sulfur
17 Cl 35.45
Chlorine
18 Ar 39.95
Argon
 
 
19 K 39.10
Potassium
20 Ca 40.08
Calcium
21 Sc 44.96
Scandium
22 Ti 47.87
Titanium
23 V 50.94
Vanadium
24 Cr 52.00
Chromium
25 Mn 54.94
Manganese
26 Fe 55.85
Iron
27 Co 58.93
Cobalt
28 Ni 58.69
Nickel
29 Cu 63.55
Copper
30 Zn 65.39
Zinc
31 Ga 69.72
Gallium
32 Ge 72.61
Germanium
33 As 74.92
Arsenic
34 Se 78.96
Selenium
35 Br 79.90
Bromine
36 Kr 83.80
Krypton
 
 
37 Rb 85.47
Rubidium
38 Sr 87.62
Strontium
39 Y 88.91
Yttrium
40 Zr 91.22
Zirconium
41 Nb 92.91
Niobium
42 Mo 95.94
Molybdenum
43 Tc 98.00
Technetium
44 Ru 101.1
Ruthenium
45 Rh 102.9
Rhodium
46 Pd 106.4
Palladium
47 Ag 107.9
Silver
48 Cd 112.4
Cadmium
49 In 114.8
Indium
50 Sn 118.7
Tin
51 Sb 121.8
Antimony
52 Te 127.6
Tellurium
53 I 126.9
Iodine
54 Xe 131.3
Xenon
 
 
55 Cs 132.9
Cesium
56 Ba 137.3
Barium
57 La 138.9
Lanthanum
72 Hf 178.5
Hafnium
73 Ta 180.9
Tantalum
74 W 183.8
Tungsten
75 Re 186.2
Rhenium
76 Os 190.2
Osmium
77 Ir 192.2
Iridium
78 Pt 195.1
Platinum
79 Au 197.0
Gold
80 Hg 200.6
Mercury
81 Tl 204.4
Thallium
82 Pb 207.2
Lead
83 Bi 209.0
Bismuth
84 Po 209.0
Polonium
85 At 210.0
Astatine
86 Rn 222.0
Radon
 
 
87 Fr 223.0
Francium
88 Ra 226.0
Radium
89 Ac 227.0
Actinium
104 Rf 261.0
Rutherfordium
105 Db 262.0
Dubnium
106 Sg 266.0
Seaborgium
107 Bh 264.0
Bhorium
108 Hs 269.0
Hassium
109 Mt 268.0
Meitnerium
110 Uun 271.0
Ununnilium
111 Uuu 272.0
Unununium
112 Uub 277.0
Ununbium
 
114 Uuq 289.0
Ununquadium
 
116 Uuh 289.0
Ununhexium
 
118 Uuo 293.0
Ununoctium
 
                                       
      Lanthanide
Series
58 Ce 140.1
Cerium
59 Pr 140.9
Praseodymium
60 Nd 144.2
Neodymium
61 Pm 145.0
Promethium
62 Sm 150.4
Samarium
63 Eu 152.0
Europium
64 Gd 157.3
Gadolinium
65 Tb 158.9
Terbium
66 Dy 162.5
Dysprosium
67 Ho 164.9
Holmium
68 Er 167.3
Erbium
69 Tm 168.9
Thulium
70 Yb 173.0
Ytterbium
71 Lu 175.0
Lutetium
 
        Actinide
Series
90 Th 232.0
Thorium
91 Pa 231.0
Protactinium
92 U 238.0
Uranium
93 Np 237.0
Neptunium
94 Pu 244.0
Plutonium
95 Am 243.0
Americium
96 Cm 247.0
Curium
97 Bk 247.0
Berkelium
98 Cf 251.0
Californium
99 Es 252.0
Einsteinium
100 Fm 257.0
Fermium
101 Md 258.0
Mendelevium
102 No 259.0
Nobelium
103 Lr 262.0
Lawrencium
 
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 This page last updated on August 28, 2011