Lithium vs Plutonium
| Property | Li Lithium | Pu Plutonium |
|---|---|---|
| Atomic number | 3 | 94 |
| Symbol | Li | Pu |
| Name | Lithium | Plutonium |
| Category | alkali-metal | actinide |
| Standard Atomic Weight | 6.9675 u | 244 u |
| Period | 2 | 7 |
| Group | 1 | N/A |
| Block | s | s |
| Phase at STP | solid | solid |
| Electron configuration | [He]2s1 | [Rn]7s25f6 |
| Oxidation states | [1] | [2, 3, 4, 5, 6, 7, 8] |
| Electronegativity (Pauling) | 0.98 | 1.28 |
| Electron affinity | 0.61804 eV | -0.5 eV |
| Density | 534 kg/m³ | 1.984000e+4 kg/m³ |
| Melting point | 180.5 °C | 639.85 °C |
| Boiling point | 1341.85 °C | 3227.85 °C |
| Discovery year | 1817 | 1941 |