Cr
24transition metalGenerated with AI1 min read
Chromium
SymbolCr
Atomic Mass51.99616
Chromium is a chemical element with symbol Cr and atomic number 24. It is the first element in Group 6. It is a steely-gray, lustrous, hard and brittle metal which takes a high polish, resists tarnishing, and has a high melting point.
Properties
- Phase: Solid
- Density: 7.19 g/cm³
- Melting Point: 2180 K
- Boiling Point: 2944 K