24

Cr

Chromium

51.996

Transition Metal
Solid

Discovery

Vauquelin (1797)

Etymology

Greek via French

Meaning

Colour

Electron configuration

Electron configuration

Crystal structure

Crystal structure

Body-centered cubic

Physical Properties

Phase

  (at 21 °C and 101.325 kPa)

Solid

Melting point

  (at 101.325 kPa)

1857.0 °C

2130.15 K

Boiling point

  (at 101.325 kPa)

3380.0 °C

3653.15 K

Density

  (at 21 °C and 101.325 kPa)

7.19 g/cm3

Electronegativity

1.66