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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

Cerium `(IV)` acts as an oxidising agent

B

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

C

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

D

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

Text Solution

Verified by Experts

The correct Answer is:
C
`[Ce][(Xe),(54)]6s^(2)4f^(2)` it shows stable `+Cl_(4)` oxidation state.
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