Number of Isotopes: | 7 |
Electron Affinity (kJ/mol): | 50 |
First Ionization Energy (kJ/mol): | 592.6 |
Second Ionization Energy (kJ/mol): | 1167 |
Third Ionization Energy (kJ/mol): | 1991 |
Electronegativity: | 1.17 |
Polarizability (Å3): | 23.5 |
Atomic Volume (cm3/mol): | 19.9 |
Ionic Radius2- (pm): | No data |
Ionic Radius1- (pm): | No data |
Atomic Radius (pm): | 180 |
Ionic Radius1+ (pm): | No data |
Ionic Radius2+ (pm): | No data |
Ionic Radius3+ (pm): | 107.8 |
Common Oxidation Numbers: | +3 |
Other Oxid. Numbers: | +1, +2 |