Elements 1-20

Front 1

Atomic Number: 1

Back 1

Hydrogen
H

Front 2

Atomic Number: 2

Back 2

Helium
He

Front 3

Atomic Number: 3

Back 3

Lithium
Li

Front 4

Atomic Number: 4

Back 4

Beryliium
Be

Front 5

Atomic Number: 5

Back 5

Boron
B

Front 6

Atomic Number: 6

Back 6

Carbon
C

Front 7

Atomic Number: 7

Back 7

Nitrogen
N

Front 8

Atomic Number: 8

Back 8

Oxygen
O

Front 9

Atomic Number: 9

Back 9

Fluorine
F

Front 10

Atomic Number: 10

Back 10

Neon
Ne

Front 11

Atomic Number: 11

Back 11

Sodium
Na

Front 12

Atomic Number: 12

Back 12

Magnesium
Mg

Front 13

Atomic Number: 13

Back 13

Aluminum
Al

Front 14

Atomic Number: 14

Back 14

Sillicon
Si

Front 15

Atomic Number: 15

Back 15

Phosphorus
P

Front 16

Atomic Number: 16

Back 16

Sulfur
S

Front 17

Atomic Number: 17

Back 17

Chlorine
Cl

Front 18

Atomic Number: 18

Back 18

Argon
Ar

Front 19

Atomic Number: 19

Back 19

Potassium
K

Front 20

Atomic Number: 20

Back 20

Calcium
Ca