See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

General formula of isomeric ketone of MW = 100 is C6H12O possible structures: (A) CH2 CH2 C O CH3 C H3 (B) CH2 CH2 C O CH2 C H3 CH3 (C) CH CH2 C O CH3 C H3 CH3 (D) CH2 CH C O CH3 C H3 CH3 (E) CH CH CH2 CH3 C H3 CH3 O (F) C C CH3 C H3 CH3 O CH3 Compound B and E will give racemic mixture.