Chemistry, asked by sudip782481, 3 months ago

4. Cerium exhibits both +3 and +4 oxidation states. Why?

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Answered by ItZzMissKhushi

Answer:

Their electronegative value is nearly equal to s-block elements. So they can lose electrons to form cation. When Cerium loses 4 e-, it will acquire fully field electronic configuration of Xenon (2,8,18,18,8). ... That is why Cerium exhibits +4 oxidation state.

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