Cerium (Z= 58) is an important nember of...

Cerium `(Z= 58)` is an important nember of the lanthanoids . Which of the following statements about cerium is incorrect ?

A

The +3 oxidation state of cerium is more stable than the +4 oxidation state

B

The common oxidation states of cerium are +3 and +4

C

Cerium (IV) acts as an oxidizing agent

D

The +4 oxidation state of cerium is not known in solutions.

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The correct Answer is:

D

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