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Oxidation Number Method

KMnO4 oxidize...

Question

$K M n O_{4}$ oxidizes oxalic acid in acidic medium. The number of $C O_{2}$ molecules produced as per the balanced equation is:

10

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8

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6

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3

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Solution

The correct option is A $10$
10 moles of carbon dioxide are produced.

$2 K M n O_{4} + 5 H_{2} C_{2} O_{4} + 3 H_{2} S O_{4} \to 2 M n S O_{4} + 10 C O_{2} + K_{2} S O_{4} + 8 H_{2} O$

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