Q. 734.2( 5 Votes )

An organic compound A (molecular formula C2H4O2) reacts with Na metal to form a compound B and evolves a gas which burns with a pop sound. Compound A on treatment with an alcohol C in the presence of a little of concentrated sulphuric acid forms a sweet-smelling compound D (molecular formula C3H6O2). Compound D on treatment with NaOH solution gives back B and C. Identify A, B, C and D.

Answer :

A is ethanoic acid (CH3COOH) ; B is sodium ethanoate (CH3COONa); C is methanol (CH3OH) and D is methyl ethanoate (CH3COOCH3).

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