JEE Main 2013 Chemistry question

ChemistryRedox ReactionsJEE Main 2013

Consider the following reaction :

xMnO_4^- + yC_2O_4^{2-} + zH^+ \to xMn^{2+} + 2yCO_2 + \dfrac{z}{2}H_2O

The values of x, y and z in the reaction are, respectively -

Answer: (1)

Solution

Balancing electrons (MnO₄⁻ gains 5e⁻, C₂O₄²⁻ loses 2e⁻), multiply first by

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Question ID VK-000902