Number of Isotopes: | 1 |
Electron Affinity (kJ/mol): | 78 |
First Ionization Energy (kJ/mol): | 946.5 |
Second Ionization Energy (kJ/mol): | 1797.8 |
Third Ionization Energy (kJ/mol): | 2735.4 |
Electronegativity: | 2.18 |
Polarizability (Å3): | 4.3 |
Atomic Volume (cm3/mol): | 13 |
Ionic Radius2- (pm): | No data |
Ionic Radius1- (pm): | No data |
Atomic Radius (pm): | 120 |
Ionic Radius1+ (pm): | No data |
Ionic Radius2+ (pm): | No data |
Ionic Radius3+ (pm): | 72 |
Common Oxidation Numbers: | -3, +3, +5 |
Other Oxid. Numbers: | +2 |