3 mL of ethanol is taken in a test tube and warmed gently in a wate

1.	3 mL of ethanol is taken in a test tube and warmed gently in a water bath. A 5% solution of alkaline potassium permanganate is added first drop by drop to this solution, then is excess.(i) How is 5% solution of KMnO4 prepared?(ii) State the role of alkaline potassium permanganate in this reaction. What happens on adding it in exsess?(iii) Write chemical equation of this reaction.
Answer» (i) By adding water in KMNO₄ solution (ii) Oxidising agent - it will add oxygen in the ethanol to form Ethanoic acid (iii) C₂H₅OH (Alk.KMO₄) → CH₃COOH

3 mL of ethanol is taken in a test tube and warmed gently in a water bath. A 5% solution of alkaline potassium permanganate is added first drop by drop to this solution, then is excess.(i) How is 5% solution of KMnO4 prepared?(ii) State the role of alkaline potassium permanganate in this reaction. What happens on adding it in exsess?(iii) Write chemical equation of this reaction.

Answer»

(i) By adding water in KMNO₄ solution

(ii) Oxidising agent - it will add oxygen in the ethanol to form Ethanoic acid

(iii) C₂H₅OH (Alk.KMO₄) → CH₃COOH

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