Compare Element Properties
| Property | Ru Ruthenium | ? N/A |
|---|---|---|
| Atomic number | 44 | N/A |
| Symbol | Ru | N/A |
| Name | Ruthenium | N/A |
| Category | transition-metal | N/A |
| Standard Atomic Weight | 101.07 u | N/A |
| Period | 5 | N/A |
| Group | 8 | N/A |
| Block | s | N/A |
| Phase at STP | solid | N/A |
| Electron configuration | [Kr]5s14d7 | N/A |
| Oxidation states | [-4, -2, 1, 2, 3, 4, 5, 6, 7, 8] | N/A |
| Electronegativity (Pauling) | 2.2 | N/A |
| Electron affinity | 1.05 eV | N/A |
| Density | 1.210000e+4 kg/m³ | N/A |
| Melting point | 2333.85 °C | N/A |
| Boiling point | 4149.85 °C | N/A |
| Discovery year | 1828 | N/A |