Lithium vs Hassium
| Property | Li Lithium | Hs Hassium |
|---|---|---|
| Atomic number | 3 | 108 |
| Symbol | Li | Hs |
| Name | Lithium | Hassium |
| Category | alkali-metal | transition-metal |
| Standard Atomic Weight | 6.9675 u | 270 u |
| Period | 2 | 7 |
| Group | 1 | 8 |
| Block | s | s |
| Phase at STP | solid | N/A |
| Electron configuration | [He]2s1 | [Rn]7s25f146d6 |
| Oxidation states | [1] | [3, 4, 6, 8] |
| Electronegativity (Pauling) | 0.98 | N/A |
| Electron affinity | 0.61804 eV | 1.1 eV |
| Density | 534 kg/m³ | 4.070000e+4 kg/m³ |
| Melting point | 180.5 °C | -273.15 °C |
| Boiling point | 1341.85 °C | -273.15 °C |
| Discovery year | 1817 | 1984 |