Manganese
Transition metal| Atomic number | 25 |
|---|---|
| Category | Transition metal |
| Atomic mass | 54.938 |
| Electron configuration | [Ar]3d⁵ 4s² |
| Oxidation states | +2 … +7 |
| Electronegativity | 1.55 |
| Melting point | 1,246 °C |
| Boiling point | 2,061 °C |
| Density | 7.44 g/cm³ |
| Crystal structure | Cubic (complex) |
| Group | 7 |
| Period | 4 |
| Block | d |
| Discovered | 1,774 |
| Crustal abundance | 950 ppm |
