Question 6
${CH}_{3} - {CH}_{2} - OH {Alkaline KMnO}_{4} + Heat - ------------- \to {CH}_{3} - COOH$
In the above-given reaction, alkaline ${KMnO}_{4}$ acts as
(a) reducing agent
(b) oxidising agent
(c) catalyst
(d) dehydrating agent

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Solution

The answer is (b). In the above reaction, alkaline ${KMnO}_{4}$ acts as the oxidising agent. It adds oxygen alcohol (ethanol) and oxidises it to an acid (ethanoic acid).

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{CH}_{3} - {CH}_{2} - OH {Alkaline KMnO}_{4} + Heat - ------------- \to {CH}_{3} - COOH

{KMnO}_{4}

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C H_{3} - C H_{2} - O H a l k a l i n e K M n O_{4} + H e a t - ------------- \to C H_{3} - C O O H

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