Lithium vs Nihonium
| Property | Li Lithium | Nh Nihonium |
|---|---|---|
| Atomic number | 3 | 113 |
| Symbol | Li | Nh |
| Name | Lithium | Nihonium |
| Category | alkali-metal | post-transition-metal |
| Standard Atomic Weight | 6.9675 u | 286 u |
| Period | 2 | 7 |
| Group | 1 | 13 |
| Block | s | p |
| Phase at STP | solid | solid |
| Electron configuration | [He]2s1 | [Rn] 5f14 6d10 7s2 7p1(predicted) |
| Oxidation states | [1] | N/A |
| Electronegativity (Pauling) | 0.98 | N/A |
| Electron affinity | 0.61804 eV | 0.6 eV |
| Density | 534 kg/m³ | 1.600000e+4 kg/m³ |
| Melting point | 180.5 °C | 426.85 °C |
| Boiling point | 1341.85 °C | 1156.85 °C |
| Discovery year | 1817 | 2004 |