(a)
Acetic acid is obtained by the oxidation of ethanol with alkaline $KMnO_{4}$.
$C_{2}H_{5}OH + \lbrack O\rbrack\overset{Alkaline\ KMnO_{4}\ \ \ }{\rightarrow}CH_{3}COOH$
Ethanol acetic acid
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.