Electronic data
Shells: 2, 8, 18, 13, 2
Orbitals: [Kr] 4d5 5s2
Electronegativity: 1.9, 1.4
1. Ionization potential: 7.28 eV
2. Ionization potential: 15.26 eV
3. Ionization potential: 29.54 eV
Oxidation states: 7
Electrical conductivity: 0.067 10^6
Thermal data
Melting point: 2172 °C
Boiling point: 4877 °C
Specific heat: 0.21 J/gK
Heat of fusion: 24.0 kJ/mol
Heat of vaporization: 660.0 kJ/mol
Thermal conductivity: 0.506 W/cmK
Steric data
Atomic radius: 1.95 Å
Ionic radius: -- Å
Covalent radius: 1.27 Å
Atomic volume: 8.5 cm³/mol
Density (293 K): 11.5 g/cm³
Crystal structure: hexagonal
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