Lithium vs Gallium
| Property | Li Lithium | Ga Gallium |
|---|---|---|
| Atomic number | 3 | 31 |
| Symbol | Li | Ga |
| Name | Lithium | Gallium |
| Category | alkali-metal | post-transition-metal |
| Standard Atomic Weight | 6.9675 u | 69.723 u |
| Period | 2 | 4 |
| Group | 1 | 13 |
| Block | s | p |
| Phase at STP | solid | solid |
| Electron configuration | [He]2s1 | [Ar]4s23d104p1 |
| Oxidation states | [1] | [-5, -4, -3, -2, -1, 0, 1, 2, 3] |
| Electronegativity (Pauling) | 0.98 | 1.81 |
| Electron affinity | 0.61804 eV | 0.3 eV |
| Density | 534 kg/m³ | 5910 kg/m³ |
| Melting point | 180.5 °C | 29.76 °C |
| Boiling point | 1341.85 °C | 2203.85 °C |
| Discovery year | 1817 | 1875 |