A liquid was mixed with ethanol and a drop of concentrated H2SO4 was added. A compound with a fruity smell was formed. The liquid was
(a) CH3OH
(b) HCHO
(c) CH3COCH3
(d) CH3COOH
(d) : Since the compound formed has a fruity smell, it is an ester, thus the liquid to which ethanol and conc. H2SO4 are added must be an acid.
