Germanium vs Radium
| Property | Ge Germanium | Ra Radium |
|---|---|---|
| Atomic number | 32 | 88 |
| Symbol | Ge | Ra |
| Name | Germanium | Radium |
| Category | metalloid | alkaline-earth-metal |
| Standard Atomic Weight | 72.63 u | 226 u |
| Period | 4 | 7 |
| Group | 14 | 2 |
| Block | p | s |
| Phase at STP | solid | solid |
| Electron configuration | [Ar]4s23d104p2 | [Rn]7s2 |
| Oxidation states | [-4, -3, -2, -1, 0, 1, 2, 3, 4] | [2] |
| Electronegativity (Pauling) | 2.01 | 0.9 |
| Electron affinity | 1.232 eV | 0.096 eV |
| Density | 5323.4 kg/m³ | 5000 kg/m³ |
| Melting point | 938.25 °C | 699.85 °C |
| Boiling point | 2832.85 °C | 1139.85 °C |
| Discovery year | 1886 | 1898 |