Pu
Plutonium
Element 94 · Actinide · Period 7, Group 8
Solid · Discovered 1940
Atomic Properties
| Atomic Number | 94 |
| Atomic Mass | 244.0642u |
| Electron Configuration | [Rn]7s2 5f6 |
| Electronegativity | 1.28Pauling |
| Atomic Radius | 243pm |
| Ionization Energy | 6.06eV |
| Oxidation States | +6, +5, +4, +3 |
Physical Properties
| Standard State | Solid |
| Melting Point | 913K |
| Boiling Point | 3501K |
| Density | 19.84g/cm³ |
| Group Block | Actinide |
| Year Discovered | 1940 |