Rhenium

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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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