Zinc vs Gallium
Pick up to 3 elements and see how they stack up.
| Property | Zinc | Gallium |
|---|---|---|
| Atomic number | 30 | 31 |
| Atomic mass | 65.38 | 69.723 |
| Electronegativity | 1.65 | 1.81 |
| Melting point | 692.68 K (419.5 °C) | 302.91 K (29.8 °C) |
| Boiling point | 1,180 K (906.8 °C) | 2,673 K (2,399.8 °C) |
| Density | 7.14 g/cm³ | 5.91 g/cm³ |
| Atomic radius | 139 pm | 187 pm |
| Ionization energy | 9.394 eV | 5.999 eV |
| Discovered | 1746 | 1875 |
| Category | Transition metal | Post-transition metal |
| State at room temp. | Solid | Solid |
| Block | d | p |
| Group | 12 | 13 |
| Period | 4 | 4 |
| Valence electrons | 2 | 3 |
| Common charges | +2 | +3 |
| Electron configuration | [Ar] 3d10 4s2 | [Ar] 3d10 4s2 4p1 |