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Question: Answered & Verified by Expert
If there is no rotation of plane light by a compound in a specific solvent, though to be chiral, it may mean that:
ChemistryGeneral Organic ChemistryNEETNEET 2007
Options:
  • A the compound is certainly meso
  • B there is no compound in the solvent
  • C the compound may be a racemic mixture
  • D the compound is certainly a chiral
Solution:
1644 Upvotes Verified Answer
The correct answer is: the compound is certainly meso
Meso compound like meso tartaric acid is optically inactive due to the presence of planar molecular symmetry.


Related Theory
Meso compounds are molecules having multiple stereocenters, but their mirror images are superimposable. Meso compounds have an identical mirror image whereas enantiomers have a non-superimposable mirror image.

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