Number of Isotopes: | 7 |
Electron Affinity (kJ/mol): | 50 |
First Ionization Energy (kJ/mol): | 529.6 |
Second Ionization Energy (kJ/mol): | 1035 |
Third Ionization Energy (kJ/mol): | 2130 |
Electronegativity: | 1.14 |
Polarizability (Å3): | 31.4 |
Atomic Volume (cm3/mol): | 20.6 |
Ionic Radius2- (pm): | No data |
Ionic Radius1- (pm): | No data |
Atomic Radius (pm): | 181 |
Ionic Radius1+ (pm): | No data |
Ionic Radius2+ (pm): | No data |
Ionic Radius3+ (pm): | 112.3 |
Common Oxidation Numbers: | +3 |
Other Oxid. Numbers: | +2 |