Number of Isotopes: | 2 |
Electron Affinity (kJ/mol): | 30 |
First Ionization Energy (kJ/mol): | 578.8 |
Second Ionization Energy (kJ/mol): | 1978.9 |
Third Ionization Energy (kJ/mol): | 2963 |
Electronegativity: | 1.81 |
Polarizability (Å3): | 8.1 |
Atomic Volume (cm3/mol): | 11.8 |
Ionic Radius2- (pm): | No data |
Ionic Radius1- (pm): | No data |
Atomic Radius (pm): | 135 |
Ionic Radius1+ (pm): | No data |
Ionic Radius2+ (pm): | No data |
Ionic Radius3+ (pm): | 76 |
Common Oxidation Numbers: | +3 |
Other Oxid. Numbers: | +1, +2 |