Q. An ester $(X)$ molecular formula $C_{11}H_{14}O_{2}$ was treated with LAH when it forms two compounds $(A)$ and $(B)$ with molecular formula $C_{9}H_{12}O$ and $C_{2}H_{6}O$ respectivity $(A)$ on heating with an acid forms $C_{9}H_{10}(C).(C)$ on oxidation with $KMnO_{4}$ forms terephthalic acid. Compound $(X)$ is
A) [image:12_image346.emf]
B) [image:12_image347.emf]
C) [image:12_image348.emf]
D) [image:12_image349.emf]
Explanation
(b)
Reaction proceeds as
[image:12_image642.emf]
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.