All chemical elements

Symbol

Br

Atomic number

35

Chemical property

Reactive nonmetal

Origin o the name

the Greek bromos, 'stench'

Group

17

Period

4

Atomic weight (u)

79.904

Density (g/cm³)

3.122

Melting point (K)

265.8

Boiling point (K)

332

Heat capacity (J/(g·K))

0.474

Electro-negativity

2.96

Abundance in earth's crust (mg/kg)

2.4