AIIMS2003Chemistry-Redox Reactions
AIIMS 2003 Chemistry Disproportionation Reactions MCQ Question
Type: MCQ-conceptual-Medium-Class 11
MnO₂ (± 1 mole) in neutral aqueous medium is disproportionated to
A
2/3 mole of MnO₄⁻ and 1/3 mole of MnO₂
B
1/3 mole of MnO₄⁻ and 2/3 mole of MnO₂
C
1/3 mole of Mn₂O₃ and 1/3 mole of MnO₂
D
2/3 mole of Mn₂O₃ and 1/3 mole of MnO₂
Correct Answer
Option A
Detailed Explanation
3MnO4^2- + 2H2O -> MnO2 + 2MnO4^- + 4OH^-
Found an issue with this question?