All chemical elements

Symbol

Re

Atomic number

75

Chemical property

Transition metal

Origin o the name

Rhenus, the Latin name for the river Rhine

Group

7

Period

6

Atomic weight (u)

186.207

Atomic weight uncertainty (u)

0.001

Density (g/cm³)

21.02

Melting point (K)

3459

Boiling point (K)

5869

Heat capacity (J/(g·K))

0.137

Electro-negativity

1.9

Abundance in earth's crust (mg/kg)

0.0007