Periodic Table 1-20

H 1

H 1

Hydrogen

He 2

Helium

Li 3

Lithium

Be 4

Beryllium

B 5

Boron

C 6

Carbon

N 7

Nitrogen

O 8

Oxygen

F 9

Fluorine

Ne 10

Neon

Na 11

Sodium

Mg 12

Magnesium

Al 13

Aluminum

Si 14

Sillicon

P 15

Phosphorus

S 16

Sulfur

Cl 17

Chlorine

Ar 18

Argon

K 19

Potassium

Ca 20

Calcium