Incorrect statement with reference to $ \mathrm{Ce}(\mathrm{Z}=58) $

Question

Incorrect statement with reference to $ \mathrm{Ce}(\mathrm{Z}=58) $, Atomic size of $ C e $ is more than that of Lu., Ce shows common oxidation states of $ +3 $ and $ +4 $., $ \mathrm{Ce}^{4+} $ is a reducing agent., Ce in $ +3 $ oxidation state is more stable than in $ +4 $.

MARKS App · Accepted Answer

(C) $ C e^{4+} $ is an oxidizing agent.

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