Question

The compound formed as a result of oxidation of ethyl benzene by $KMnO_4$ is

• A. benzophenone
• B. acetophenone
• C. benzoic acid
• D. benzyl alcohol

Answer 1

Answer: (C)

benzoic acid

Answer 2

Any aliphatic carbon with hydrogen attached to it, in combination with benzene ring, will be oxidized to benzoic acid by $KMnO_4/H^+$. Hence, (3) is correct.