Basic Information

Name: chromium

Symbol: cr

Classification: Chromium is a transition metal

color:silver-gray

Atomic weight:51.996

state: solid

Melting Point: 1907 oC, 2180 K

Boiling Point: 2670 oC, 2943 K

Shells: 2,8,11,2

Electron configuration:[Ar] 3d5 4s1

Density @ 20oC: 7.19 g/cm3

Atomic volume: 7.23 cm3/mol

Structure: hcp: bcc: body-centered cubic

Hardness: 8.5 mohs