Periodic Table of the Elements

Pick an element for more information

 

Symbol

Name

Atomic Number

Atomic Mass

Ac

Actinium

89

227.0278

Al

Aluminum

13

26.981539

Ag

Silver

47

107.8682

Am

Americium

95

243.0614

Ar

Argon

18

39.948

As

Arsenic

33

74.92159

At

Astatine

85

209.9871

Au

Gold

79

196.96654

B

Boron

5

10.811

Ba

Barium

56

137.327

Be

Beryllium

4

9.0122

Bh

Bohrium

107

262

Bi

Bismuth

83

208.98037

Bk

Berkelium

97

247.0703

Br

Bromine

35

79.904

C

Carbon

6

12.0112

Ca

Calcium

20

40.078

Cd

Cadmium

48

112.411

Ce

Cerium

58

140.115

Cf

Californium

98

251.0796

Cl

Chlorine

17

35.4527

Cm

Curium

96

247.0703

Co

Cobalt

27

58.9332

Cr

Chromium

24

51.9961

Cs

Cesium

55

132.90543

Cu

Copper

29

63.546

Db

Dubnium

105

262.

Dy

Dysprosium

66

162.50

Er

Erbium

68

167.26

Es

Einsteinium

99

252.083

Eu

Europium

63

151.965

F

Fluorine

9

18.998403

Fe

Iron

26

55.847

Fm

Fermium

100

257.0951

Fr

Francium

87

223.0197

Ga

Gallium

31

69.723

Gd

Gadolinium

64

157.25

Ge

Germanium

32

72.61

H

Hydrogen

1

1.00794

He

Helium

2

4.0026

Hf

Hafnium

72

178.49

Hg

Mercury

80

200.59

Ho

Holmium

67

164.93032

Hs

Hassium

108

265

I

Iodine

53

126.90447

In

Indium

49

114.818

Ir

Iridium

77

192.22

K

Potassium

19

39.0983

Kr

Krypton

36

83.8

La

Lanthanum

57

138.9055

Li

Lithium

3

6.939

Lr

Lawrencium

103

262.11

Lu

Lutetium

71

174.967

Md

Mendelevium

101

258.1

Mg

Magnesium

12

24.305

Mn

Manganese

25

54.93805

Mo

Molybdenum

42

95.94

Mt

Meitnerium

109

266

N

Nitrogen

7

14.0067

Na

Sodium

11

22.989768

Nb

Niobium

41

92.90638

Nd

Neodymium

60

144.24

Ne

Neon

10

20.1797

Ni

Nickel

28

58.6934

No

Nobelium

102

259.1009

Np

Neptunium

93

237.048

O

Oxygen

8

15.9994

Os

Osmium

76

190.23

P

Phosphorus

15

30.973762

Pa

Protactinium

91

231.03588

Pb

Lead

82

207.2

Pd

Palladium

46

106.42

Pm

Promethium

61

144.9127

Po

Polonium

84

208.9824

Pr

Praseodymium

59

140.90765

Pt

Platinum

78

195.08

Pu

Plutonium

94

244.0642

Ra

Radium

88

226.0254

Rb

Rubidium

37

85.4678

Re

Rhenium

75

186.207

Rf

Rutherfordium

104

261

Rh

Rhodium

45

102.9055

Rn

Radon

86

222.0176

Ru

Ruthenium

44

101.07

S

Sulfur

16

32.068

Sb

Antimony

51

121.757

Sc

Scandium

21

44.95591

Se

Selenium

34

78.96

Sg

Seaborgium

106

263

Si

Silicon

14

28.0855

Sm

Samarium

62

150.36

Sn

Tin

50

118.71

Sr

Strontium

38

87.62

Ta

Tantalum

73

180.9479

Tb

Terbium

65

158.92534

Tc

Technetium

43

97.9072

Te

Tellurium

52

127.6

Th

Thorium

90

232.0381

Ti

Titanium

22

47.88

Tl

Thallium

81

204.3833

Tm

Thulium

69

168.93421

U

Uranium

92

238.0289

Uub

Ununbium

112

277.

Uun

Ununnilium

110

269

Uuu

Unununium

111

272.

V

Vanadium

23

50.9415

W

Tungsten

74

183.84

Xe

Xenon

54

131.29

Y

Yttrium

39

88.90585

Yb

Ytterbium

70

173.04

Zn

Zinc

30

65.39

Zr

Zirconium

40

91.224