Number of Isotopes: | 5 |
Electron Affinity (kJ/mol): | 120 |
First Ionization Energy (kJ/mol): | 762.1 |
Second Ionization Energy (kJ/mol): | 1537.4 |
Third Ionization Energy (kJ/mol): | 3301.7 |
Electronegativity: | 2.01 |
Polarizability (Å3): | 6.1 |
Atomic Volume (cm3/mol): | 13.6 |
Ionic Radius2- (pm): | No data |
Ionic Radius1- (pm): | No data |
Atomic Radius (pm): | 122.3 |
Ionic Radius1+ (pm): | No data |
Ionic Radius2+ (pm): | 87 |
Ionic Radius3+ (pm): | No data |
Common Oxidation Numbers: | -4, +2, +4 |
Other Oxid. Numbers: | +1, +3 |