Electronic data
Shells: 2, 8, 18, 18, 8, 1
Orbitals: [Xe] 6s1
Electronegativity: 0.7, 0.9
1. Ionization potential: 3.8939 eV
2. Ionization potential: 25.10 eV
3. Ionization potential: -- eV
Oxidation states: 1
Electrical conductivity: 0.0489 10^6
Thermal data
Melting point: 28.4 °C
Boiling point: 669.3 °C
Specific heat: 0.24 J/gK
Heat of fusion: 2.092 kJ/mol
Heat of vaporization: 67.740 kJ/mol
Thermal conductivity: 0.359 W/cmK
Steric data
Atomic radius: 3.34 Å
Ionic radius: 1.74 Å (+1)
Covalent radius: 2.35 Å
Atomic volume: 71.07 cm³/mol
Density (293 K): 1.873 g/cm³
Crystal structure: cubic body centered
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