MCQ
In $3$ -methyl- $2$ -cyclohexenone which hydrogen cannot undergo deuterium exchange when it reacts with $CH_3O^{\circleddash} /CH_3OD$?


- A$H_1 , H_4$
- ✓$H_4$
- C$H_3 , H_2$
- D$H_5 , H_3$

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Reason : Orbital motion contributes magnetic moment.
