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Give reason : a) Cerium (Ce) exhibits ...

Give reason :
a) Cerium (Ce) exhibits `+4` oxidation state.
b) Actinoid contraction is greater from element to element than lanthanoid contraction.

Text Solution

Verified by Experts

(i) It has noble gas configuration in +4 oxidation state.
(ii) Due to poor shielding by 5f-electrons.
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