Number of Isotopes: | 2 |
Electron Affinity (kJ/mol): | 31.1 |
First Ionization Energy (kJ/mol): | 761 |
Second Ionization Energy (kJ/mol): | Not applicable |
Third Ionization Energy (kJ/mol): | Not applicable |
Electronegativity: | 1.5 |
Polarizability (Å3): | 13.1 |
Atomic Volume (cm3/mol): | 10.9 |
Ionic Radius2- (pm): | No data |
Ionic Radius1- (pm): | No data |
Atomic Radius (pm): | 146 |
Ionic Radius1+ (pm): | No data |
Ionic Radius2+ (pm): | No data |
Ionic Radius3+ (pm): | 86 |
Common Oxidation Numbers: | +5 |
Other Oxid. Numbers: | -1, +2, +3, +4 |