Aldehydes Ketones Question 33

Question: Hydrolsis of an ester gives a carboxylic acid which on Kolbe’s electrolysis yields ethane. The ester is

Options:

A) ethyl methanoate

B) methyl ethanoate

C) methyl methanoate

D) methyl propanoate

Show Answer

Answer:

Correct Answer: B

Solution:

[b] Ethane is obtained by the electrolysis of sodium or potassium salt of ethanoic acid $ (CH_3COOH) $ , hence the ester must be ethanoate $ CH_3COOR $ .