Sulfur vs Ruthenium
| Property | S Sulfur | Ru Ruthenium |
|---|---|---|
| Atomic number | 16 | 44 |
| Symbol | S | Ru |
| Name | Sulfur | Ruthenium |
| Category | nonmetal | transition-metal |
| Standard Atomic Weight | 32.0675 u | 101.07 u |
| Period | 3 | 5 |
| Group | 16 | 8 |
| Block | p | s |
| Phase at STP | solid | solid |
| Electron configuration | [Ne]3s23p4 | [Kr]5s14d7 |
| Oxidation states | [-2, -1, 0, 1, 2, 3, 4, 5, 6] | [-4, -2, 1, 2, 3, 4, 5, 6, 7, 8] |
| Electronegativity (Pauling) | 2.58 | 2.2 |
| Electron affinity | 2.0771 eV | 1.05 eV |
| Density | 2067 kg/m³ | 1.210000e+4 kg/m³ |
| Melting point | 115.21 °C | 2333.85 °C |
| Boiling point | 444.6 °C | 4149.85 °C |
| Discovery year | 1777 | 1828 |