which-series-of-reactions-best-describes-the-transformation-of-a-nitrile-group-t

Question

Which series of reactions best describes the transformation of a nitrile group to a carboxylic acid?

Accepted Answer

Hydrolysis of nitrile to amide, then amide to carboxylic acid.

Answer

Dehydration of nitrile to alkene, then hydration to alcohol.

Answer

Reduction of nitrile to aldehyde, then oxidation to carboxylic acid.

Answer

Substitution of nitrile with hydroxyl group, then oxidation.