Number of Isotopes: | 1 |
Electron Affinity (kJ/mol): | 222.752 |
First Ionization Energy (kJ/mol): | 890.1 |
Second Ionization Energy (kJ/mol): | 1980 |
Third Ionization Energy (kJ/mol): | Not applicable |
Electronegativity: | 2.54 |
Polarizability (Å3): | 6.1 |
Atomic Volume (cm3/mol): | 10.2 |
Ionic Radius2- (pm): | No data |
Ionic Radius1- (pm): | No data |
Atomic Radius (pm): | 144 |
Ionic Radius1+ (pm): | 151 |
Ionic Radius2+ (pm): | No data |
Ionic Radius3+ (pm): | 99 |
Common Oxidation Numbers: | +3 |
Other Oxid. Numbers: | -1, +1, +2, +5 |