Q. How many carbon atoms in the molecule $HOOC - (CHOH)_{2} - COOH$ are asymmetric?

A) 1
B) 2
C) 3
D) None of these
Explanation

(b)
A carbon atom which is attached by four different group is called an asymmetric carbon atom or chiral centre
$HOOC(CHOH)_{2}COOH$ has two asymmetric carbon atom
[image:9_image151.emf]

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

Ph.D. in Physics with 19+ years of teaching experience.