an organic compound A is a constituent of wine. this compound of wine. this compound on heating with alkaline KMnO4 gives another compound B which turns blue litmus red.
a) identify the compound A.
b) name the compound B.
c) write the chemical equation of the reaction that takes place to form the compound B.

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Solution

Wine is an alcoholic beverage and contains ethanol C₂H₅OH
C₂H₅OH + KMnO₄ -------> CH₃COOH (KMnO₄is a strong oxidizing agent) formation of acid confirmed by litmus test.
CH₃COOH = ethanoic acid or acetic acid

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Wine is an alcoholic beverage and contains ethanol C2H5OHC2H5OH + KMnO4 -------> CH3COOH (KMnO4 is a strong oxidizing agent) formation of acid confirmed by litmus test.CH3COOH = ethanoic acid or acetic acid

Wine is an alcoholic beverage and contains ethanol C₂H₅OH
C₂H₅OH + KMnO₄ -------> CH₃COOH (KMnO₄is a strong oxidizing agent) formation of acid confirmed by litmus test.
CH₃COOH = ethanoic acid or acetic acid