A) The common oxidation states of cerium are +3 and +4
B) The +3 oxidation state of cerium is more stable than the +4 oxidation state
C) The +4 oxidation state of cerium is not known in solutions
D) Cerium (IV) acts as an oxidising agent
Correct Answer: C
Solution :
+3 and +4 states are shown by Ce in aqueous solution. Thus statement is incorrect.You need to login to perform this action.
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