Q. Which one is most reactive towards Nucleophilic addition reaction?
A) Benzaldehyde, $C_6H_5CHO$
B) Acetophenone, $C_6H_5COCH_3$
C) p-Tolualdehyde, p-$CH_3C_6H_4CHO$
D) p-Nitrobenzaldehyde, p-$O_2NC_6H_4CHO$
Explanation
[Solution] The electron-withdrawing $-NO_2$ group makes the carbonyl carbon most electrophilic. Answer (4).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.