Chromium

Properties

Atomic Number

24

Atomic Symbol

Cr

Atomic Mass

51.9961

CAS No.

7440-47-3

Density

7.19 g/cm³

Series

transition metal

Melting Point

1,907°C

Boiling Point

2,671°C

Thermal Conductivity

0.94 W/cm °C

Heat of Fusion

20.5 kJ/mol

Heat of Vaporization

339 kJ/mol

Electronegativity

1.66 pauling

Crystal Structure

Cubic

Electrical Conductivity

7.9×10⁶ S/m