Q. Which of the following compounds is expected to be optically active?
A) $\left( CH_{3} \right)_{2}CHCHO$
B) $CH_{3}CH_{2}CH_{2}CHO$
C) $CH_{3}CH_{2}CHBrCHO$
D) $CH_{3}CH_{2}CBr_{2}CHO$
Explanation
(c)
Compounds having asymmetric C-atom is optically active, $e.g.,$
[image:12_image491.emf]
The C-atom whose four valencies are satisfied by four different groups is asymmetric C-atom.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.