Cadmium vs Barium
| Property | Cd Cadmium | Ba Barium |
|---|---|---|
| Atomic number | 48 | 56 |
| Symbol | Cd | Ba |
| Name | Cadmium | Barium |
| Category | transition-metal | alkaline-earth-metal |
| Standard Atomic Weight | 112.414 u | 137.327 u |
| Period | 5 | 6 |
| Group | 12 | 2 |
| Block | s | s |
| Phase at STP | solid | solid |
| Electron configuration | [Kr]5s24d10 | [Xe]6s2 |
| Oxidation states | [-2, 1, 2] | [1, 2] |
| Electronegativity (Pauling) | 1.69 | 0.89 |
| Electron affinity | -0.7 eV | 0.1447 eV |
| Density | 8690 kg/m³ | 3620 kg/m³ |
| Melting point | 321.07 °C | 726.85 °C |
| Boiling point | 766.85 °C | 1896.85 °C |
| Discovery year | 1817 | 1808 |