Hydrogen

H

Atomic # = 1

Mass = 1

Family = none

Helium

He

Atomic # = 2

Mass = 4

Family = Noble Gas

Lithium

Li

Atomic # = 3

Mass = 7

Family = Alkali metal

Beryllium

Be

Atomic # = 4

Mass = 9

Family = Alkaline earth metal

Boron

B

Atomic # = 5

Mass = 11

Family = Boron Family

Carbon

C

Atomic # = 6

Mass = 12

Family = Carbon Family

Nitrogen

N

Atomic # = 7

Mass = 14

Family = Nitrogen Family

Oxygen

O

Atomic # = 8

Mass = 16

Family = Oxygen Family

Fluorine

F

Atomic # = 9

Mass = 19

Family = Halogen

Neon

Ne

Atomic # = 10

Mass = 20

Family = Noble Gas

Sodium

Na

Atomic # = 11

Mass = 23

Family = Alkali metal

Magnesium

Mg

Atomic # = 12

Mass = 24

Family = Alkaline earth metal

Aluminium

Al

Atomic # = 13

Mass = 27

Family = Boron Family

Silicon

Si

Atomic # = 14

Mass = 28

Family = Carbon Family

Phosphorus

P

Atomic # = 15

Mass = 31

Family = Nitrogen Family

Sulfur

S

Atomic # = 16

Mass # = 32

Family = Oxygen Family

Chlorine

Cl

Atomic # = 17

Mass # = 35

Family = Halogen

Argon

Ar

Atomic # = 18

Mass # = 40

Family = Noble Gas