Rhenium (Re)

A fascinating transition metal element.

Rhenium is element 75 on the periodic table.

Element properties

Atomic number

75

Symbol

Re

Atomic mass

186.21 u

Category

Transition Metal

Period

6

Group

7

Block

d

State

Solid

Electron configuration

[Xe] 4f14 5d5 6s2

Electronegativity (Pauling)

1.9

Density

21.02 g/cm³

Melting point

3186 °C

Boiling point

5596 °C