Rhenium
Electron Configuration
|
General Properties
| Atomic Symbol | Re |
| Atomic Weight | 186.207 g/mol |
| Element Number | 75 |
| Standard State | Solid |
| Standard Type | Strongly Basic |
| Date of Discovery | 1925 |
| Discoverer | J & W Noddack |
Physical Properties
| Oxidation States | 7,4, 6,2,-1 |
| Boiling Point | 5870 K |
| Melting Point | 3455 K |
| Density | 21.0 g/cubic cm |
| Electron Configuration | [Xe]4f14,5d5,6s2 |
| Acid/Base Properties | Acidic |
| Crystal Structure | Hexagonal |
| Electronegativity | 1.9 |
| Heat of Vaporization | 707.1 kJ/mol |
| Heat of Fusion | 33.05 kJ/mol |
| Electrical Conductivity | 5.8 10^6omg-¹cm-¹ |
| Thermal Conductivity | 47.9 Wm-¹K-¹ (at 300 K) |
| Specific Heat Capacity | 0.137 Jg-¹K-¹ (at 300 K) |
| First Ionization Potential | 7.88 |
| Atomic Volume | 8.85 cm³/mol |
| Atomic Radius | 1.37 Å |
| Covalent Radius | 1.28 Å |
| Synthetic | No |