Class 12 NEET Chemistry D And F Block Elements Questions

'La forms compounds in which its oxidation no. is +3.
'Eu' and 'Gd' exhibit +2 as well as +3 oxidation state and not higher than that, due to stable (f7) configuration. whereas 'Am' exhibits the oxidation states +2,+3,+4,+5,+6, etc. due to extremely large size and low ionisation energy.