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JEE Main Chemistry question

ChemistryRedox ReactionsJEE Main

KMnO (mol. wt. = 158) oxidizes oxalic acid in acidic medium to CO and water as follows: . What is the equivalent weight of KMnO?

Answer: (B)

Solution

In acidic medium Mn goes from +7 to +2, a change of 5 electrons per formula unit. Equivalent weight

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Question ID VK-130478