Q31Multiple correct
Although +3 is the characteristic oxidation state for lanthanoids but cerium also shows +4 oxidation state because ___________.
- (i)it has variable ionisation enthalpy
- (ii)it has a tendency to attain noble gas configuration
- (iii)it has a tendency to attain f 0 configuration
- (iv)it resembles Pb4+
Show answer
(ii) it has a tendency to attain noble gas configuration
(iii) it has a tendency to attain f 0 configuration