Periodic Table of Elements

  1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
1 1

H

 
  C Solid   Alkali     Alkaline-earth
  H Gas   Transition     Nonmetals
  Hg Liquid   Poor Metals     Noble Gases
  Rf Unknown   Lanthanoid     Actinoid
  2

He
2 3

Li

 4

Be

 5

B

6

C

7

N

8

O

9

F

10

Ne
3 11

Na

 12

Mg

 13

Al

 14

Si

 15

P

16

S

17

Cl

 18

Ar
4 19

K

20

Ca

 21

Sc

 22

Ti

 23

V

24

Cr

 25

Mn

 26

Fe

 27

Co

 28

Ni

 29

Cu

 30

Zn

 31

Ga

 32

Ge

 33

As

 34

Se

 35

Br

 36

Kr
5 37

Rb

 38

Sr

 39

Y

40

Zr

 41

Nb

 42

Mo

 43

Tc

 44

Ru

 45

Rh

 46

Pd

 47

Ag

 48

Cd

 49

In

 50

Sn

 51

Sb

 52

Te

 53

I

54

Xe
6 55

Cs

 56

Ba

 57 - 71 72

Hf

 73

Ta

 74

W

75

Re

 76

Os

 77

Ir

 78

Pt

 79

Au

 80

Hg

 81

Tl

 82

Pb

 83

Bi

 84

Po

 85

At

 86

Rn
7 87

Fr

 88

Ra

 89 - 103 104

Rf

 105

Db

 106

Sg

 107

Bh

 108

Hs

 109

Mt

 110

Ds

 111

Rg

 112

Cn

 113

Nh

 114

Fi

 115

Mc

 116

LV

 117

Ts

 118

Og
 
6 Lanthanoids 57

La

 58

Ce

 59

Pr

 60

Nd

 61

Pm

 62

Sm

 63

Eu

 64

Gd

 65

Tb

 66

Dy

 67

Ho

 68

Er

 69

Tm

 70

Yb

 71

Lu
7 Actinoids 89

Ac

 90

Th

 91

Pa

 92

U

93

Np

 94

Pu

 95

Am

 96

Cm

 97

Bk

 98

Cf

 99

Es

 100

Fm

 101

Md

 102

No

 103

Lr

Elements

# Symbol Name Type Element Atomic Weight
1 H Hydrogen Gas Nonmetal 1.00794
2 He Helium Gas Noble gas 4.002802
3 Li Litium Solid Alkali 6.941
4 Be Beryllium Solid Alkaline-earth 9.012182
5 B Boron Solid Nonmetal 10.811
6 C Carbon Solid Nonmetal 12.0107
7 N Nitrogen Gas Nonmetal 14.0087
8 O Oxygen Gas nonmetal 15.9994
9 F Fluorine Gas Nonmetal 18.9984032
10 Ne Neon Gas Noble gas 20.1797
11 Na Sodium Solid Alkali 22.98978928
12 Mg Magnesium Solid Alkaline-earth 24.3050
13 Al Aliminium Solid Poor metal 26.9815385
14 Si Silicon Solid Nonmetal 28.0855
15 P Phosphorus
16