HARD
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How many optically active isomers are possible in the compound having formula ?
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Important Questions on Haloalkanes and Haloarenes
MEDIUM
How many chiral compounds are possible on monochlorination of -methylbutane?
MEDIUM
Why dextro and laevo – rotatory isomers of Butan-2-ol are difficult to separate by fractional distillation ?
MEDIUM
Predict the stereochemistry of the product formed if an optically active alkyl halide undergoes substitution reaction by mechanism.
EASY
Two possible stereo-structures of , which are optically active, are called:
EASY
Which of the following structures represents a chiral compound?
EASY
Identify the chiral molecule in the following pair:
EASY
Give reason.
In case of optically active alkyl halides reaction are accompanied by racemization.
MEDIUM
Which of the following compound is optically inactive?
EASY
Which of the following has a chiral
EASY
Give reason:
Racemic mixture is optically inactive.
MEDIUM
Which of the following compounds will show retention in configuration on nucleophile substitution by ?
EASY
What is the condition to be satisfied for a compound to be chiral?
MEDIUM
The major product of the following reaction is:
HARD
Which of the following compound is optically inactive?
MEDIUM
Which compound is optically active?
EASY
-Bromobutane is optically active. Explain the stereo-chemical aspect of reaction of -Bromobutane with ions.
HARD
The correct statement about the following chemical reaction is
HARD
The number of chiral carbon present in peptide, is:
EASY
The number of chiral carbons present in the molecule given below is..............
