Plutonium
Actinide| Atomic number | 94 |
|---|---|
| Category | Actinide |
| Atomic mass | 244 |
| Electron configuration | [Rn]5f⁶ 7s² |
| Oxidation states | +4, +6 |
| Electronegativity | 1.28 |
| Melting point | 640 °C |
| Boiling point | 3,228 °C |
| Density | 19.82 g/cm³ |
| Crystal structure | Monoclinic |
| Period | 7 |
| Block | f |
| Discovered | 1,940 |
| Crustal abundance | 0 ppm |