First 30 elements

Hydrogen

Atomic Number: 1

Helium

Atomic Number: 2

Lithium

Atomic Number: 3

Beryllium

Atomic Number: 4

Boron

Atomic Number: 5

Carbon

Atomic Number: 6

Nitrogen

Atomic Number: 7

Oxygen

Atomic Number: 8

Fluorine

Atomic Number: 9

Neon

Atomic Number: 10

Sodium

Atomic Number: 11

Magnesium

Atomic Number: 12

Aluminum

Atomic Number: 13

Silicon

Atomic Number: 14

Phosphorus

Atomic Number: 15

Sulfur

Atomic Number: 16

Chlorine

Atomic Number: 17

Argon

Atomic Number: 18

Potassium

Atomic Number: 19

Calcium

Atomic Number: 20

Scandium

Atomic Number: 21

Titanium

Atomic Number: 22

Vanadium

Atomic Number: 23

Chromium

Atomic Number: 24

Manganese

Atomic Number: 25

Iron

Atomic Number: 26

Cobalt

Atomic Number: 27

Nickel

Atomic Number: 28

Copper

Atomic Number: 29

Zinc

Atomic Number: 30