Write the IUPAC name of

Answer

A

Explanation

(i) 2-Phenylethanoic acid , (ii) 2-Bromobutanoic acid
(iii) Formylmethanoic acid , (iv) 3-Ketobutanoic acid
(v) 3-Phenylprop-2-enoic acid , (vi) 2-Phenylethanoic acid
(vii) 2-chloroethanoic acid , (viii) 2-Formylbutanoic acid
(ix) 3-Hydroxybutanoic acid , (x) 2-Methylpropanoic acid.