Q. Incorrect statement with reference to Ce(Z = 58)

6058 231 KCETKCET 2019The d-and f-Block Elements Report Error

A

Atomic size of Ce is more than that of Lu.

18%

B

Ce shows common oxidation states of +3 and +4.

14%

C

Ce⁴⁺ is a reducing agent.

55%

D

Ce in +3 oxidation state is more stable than in +4.

13%

Solution:

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