Ruthenium
Electron Configuration
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General Properties
| Atomic Symbol | Ru |
| Atomic Weight | 101.07 g/mol |
| Element Number | 44 |
| Standard State | Solid |
| Standard Type | Stongly Basic |
| Date of Discovery | 1845 |
| Discoverer | Claus |
Physical Properties
| Oxidation States | 4, 2,3,6,8 |
| Boiling Point | 4425 K |
| Melting Point | 2610 K |
| Density | 12.37 g/cm³ |
| Electron Configuration | [Kr]4d7,5s1 |
| Acid/Base Properties | Acidic |
| Crystal Structure | Hexagonal |
| Electronegativity | 2.2 |
| Heat of Vaporization | 567.77 kJ/mol |
| Heat of Fusion | 25.52 kJ/mol |
| Electrical Conductivity | 14.9 10^6omg-¹cm-¹ |
| Thermal Conductivity | 117 Wm-¹K-¹ (at 300 K) |
| Specific Heat Capacity | 0.238 Jg-¹K-¹ (at 300 K) |
| First Ionization Potential | 7.37 |
| Atomic Volume | 8.30 cm³/mol |
| Atomic Radius | 1.34 Å |
| Covalent Radius | 1.25 Å |
| Synthetic | No |