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Match the Number of electrons transferred (a) when one mole of KMnO₄ is reduced to (b) (a) : 1, 3, 4, 5 (b) : Mn₂O₃, MnO₂, MnO₄²⁻, Mn²⁺
Correct Answer: (a)
Official keyThis question appeared in the TNPSC Prelims 2015 examination (GS). It is Question 158 out of 200 questions in this paper.
This question was part of the TNPSC Prelims 2015 (GS). The TNPSC Prelims examination tests candidates on general studies, current affairs, and aptitude through multiple-choice questions.
Practice previous year questions from all TNPSC Prelims papers and compare patterns with UPSC Prelims PYQ to identify overlapping topics.