Rhenium
| Rhenium | |
|---|---|
| Re | |
| In situ availability: | |
| Necessity: | |
| Atomic number: | 75 |
| Atomic mass: | 186.207 |
| group: | 7 |
| period: | 6 |
| normal phase: | Solid |
| series: | Transition Metals |
| density: | 21.02 g/cm3 |
| melting point: | 3459K, 3186°C, 5767°F |
| boiling point: | 5869K, 5596°C, 10105°F |
| Mo ← Tc → Ru | |
| W ← Re → Os | |
| Sg ← Bh → Hs | |
| Atomic radius (pm): | 135 |
| Bohr radius (pm): | 188 |
| Covalent radius (pm): | 159 |
| Van der Waals radius (pm): | |
| ionic radius (pm): | (+7) 53 |
| 1st ion potential (eV): | 7.88 |
| Electron Configuration | |
| 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f14 5s2 5p6 5d5 6s2 | |
| Electrons Per Shell | |
| 2, 8, 18, 32, 13, 2 | |
| Electronegativity: | 2.2 |
| Electron Affinity: | 0.15 |
| Oxidation states: | 7, 6, 4, 2, -1 |
| Magnetism: | ? |
| Crystal structure: | Hexagonal |
Rhenium is a Transition Metal in group 7.
It has a Hexagonal crystalline structure.
This element has a stable isotope of 185
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