(i) Take about 3 mL, of ethanol is a rest tube and warm it gently in a water bath.
(ii) Add a 5% solution of alkaline potassium permanganate drop by drop to the solution.
(iii) What happens to the colour of `KMnO_(4)` added initially and then in excess? Give reason. Name the product of this reaction.

(i) What would be observed on adding a 5% alkaline potassium permanganate drop by drop to some warm ethanol taken in a test-tube? (ii) Write the name of the compound formed during the chemical reaction.

(a) What are homologous series of compounds? List any two characteristics of homologous series. (b) What would be observed by adding a 5% solution of alkaline potassium permanganate drop by drop to warm ethanol taken in a test tube? Write the name of the compound formed during the chemical reaction. (c) How would you distinguish expermentally between an alcohol and a carboxylic acid on the basis of a chemical property?