Zinc vs Cadmium
| Property | Zn Zinc | Cd Cadmium |
|---|---|---|
| Atomic number | 30 | 48 |
| Symbol | Zn | Cd |
| Name | Zinc | Cadmium |
| Category | transition-metal | transition-metal |
| Standard Atomic Weight | 65.38 u | 112.414 u |
| Period | 4 | 5 |
| Group | 12 | 12 |
| Block | s | s |
| Phase at STP | solid | solid |
| Electron configuration | [Ar]4s23d10 | [Kr]5s24d10 |
| Oxidation states | [-2, 0, 1, 2] | [-2, 1, 2] |
| Electronegativity (Pauling) | 1.65 | 1.69 |
| Electron affinity | -0.6 eV | -0.7 eV |
| Density | 7134 kg/m³ | 8690 kg/m³ |
| Melting point | 419.53 °C | 321.07 °C |
| Boiling point | 906.85 °C | 766.85 °C |
| Discovery year | 1746 | 1817 |