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MHT CET Chemistry question

ChemistryRedox ReactionsMHT CET

Amount of oxalic acid present in a solution can be determined by its titration with solution in the presence of . The titration gives unsatisfactory result when carried out in the presence of HCl, because HCl:

Answer: (D)

Solution

HCl is itself oxidised to by permanganate, so it reduces to and consumes some of the , giving an erroneous

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Question ID VK-065824