STANDARDChemistry-Periodic Table
STANDARD Chemistry Lanthanoids MCQ Question
Type: MCQ-conceptual-Medium
Cerium (Z = 58) is an important member of the lanthanoids. Which of the following statements about cerium is incorrect?
A
The common oxidation states of cerium are +3 and +4.
B
The +3 oxidation state of cerium is more stable than +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
Option C
Detailed Explanation
+4 oxidation state of cerium is also known in solutions.
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