Chromium
Transition metal| Atomic number | 24 |
|---|---|
| Category | Transition metal |
| Atomic mass | 51.996 |
| Electron configuration | [Ar]3d⁵ 4s¹ |
| Oxidation states | +2, +3, +6 |
| Electronegativity | 1.66 |
| Melting point | 1,907 °C |
| Boiling point | 2,671 °C |
| Density | 7.15 g/cm³ |
| Crystal structure | Body-centred cubic |
| Group | 6 |
| Period | 4 |
| Block | d |
| Discovered | 1,797 |
| Crustal abundance | 102 ppm |
