Question Detail

CHM 102 Practice Questions Objective Question

Question

Which of the following is/are optically inactive?
Options
A a 50-50 mixture of R and S enantiomers
B a meso compound
C a racemic mixture
D all the above
Correct Answer
Correct Answer

Option D is the correct answer.

Detailed Explanation

All of these are optically inactive: A racemic mixture (50:50 R/S) has no net rotation, a meso compound has internal compensation, and both are forms of optically inactive mixtures/compounds.

Hint

What do racemic mixtures and meso compounds have in common?

Question Info