| Attribute | Value |
|---|---|
| Symbol | Cr |
| Standard state | Solid |
| Atomic mass | 51.996 u |
| Electron configuration | [Ar]3d⁵4s¹ |
| Oxidation states |
|
| Electronegativity (pauling scale) | 1.66 |
| Atomic radius (van der waals) | 189 pm |
| Ionization energy | 6.767 eV |
| Electron affinity | 0.666 eV |
| Melting point | 2180 K |
| Boiling point | 2944 K |
| Density | 7.15 g/cm³ |
| Atomic number | 24 |
| Group name | Transition metal |
| Discovered | 1797 year |