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