Number of Isotopes: | 2 |
Electron Affinity (kJ/mol): | 50 |
First Ionization Energy (kJ/mol): | 546.7 |
Second Ionization Energy (kJ/mol): | 1085 |
Third Ionization Energy (kJ/mol): | 2405 |
Electronegativity: | 1.12 |
Polarizability (Å3): | 27.7 |
Atomic Volume (cm3/mol): | 29 |
Ionic Radius2- (pm): | No data |
Ionic Radius1- (pm): | No data |
Atomic Radius (pm): | 208 |
Ionic Radius1+ (pm): | No data |
Ionic Radius2+ (pm): | 131 |
Ionic Radius3+ (pm): | 108.7 |
Common Oxidation Numbers: | +2, +3 |
Other Oxid. Numbers: |