Assertion : $S_{N}2$ reaction of an optically active aryl halide with an aqueous solution of $KOH$ always gives an alcohol with opposite sign of rotation.
Reason : $S_{N}2$ reactions always proceed with retention of configuration.
Reason : $S_{N}2$ reactions always proceed with retention of configuration.
- AIf both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
- BIf both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
- CIf the Assertion is correct but Reason is incorrect.
- DIf both the Assertion and Reason are incorrect.
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Similar Questions
The reaction of an aryl halide with sodium metal in the presence of dry ether to form a biphenyl is known as:
What is the product $X$ in the following Wurtz-Fittig reaction?
$\text{Benzene} + Cl_2$ $\xrightarrow{FeCl_3} X$ $\xrightarrow{R-X, \text{ Na/dry ether }} Y$
Conversion of $X$ to $Y$ is an example of:
Conversion of $X$ to $Y$ is an example of:
Rank the following compounds in order of decreasing rate of reaction with alkoxide ion $(CH_3CH_2O^{-})$ in a nucleophilic aromatic substitution reaction:
$1$. $1$-bromo-$2$-nitrobenzene
$2$. $1$-bromo-$3$-nitrobenzene
$3$. $1$-bromo-$2,4$-dinitrobenzene
$4$. $1$-bromo-$3,4$-dinitrobenzene
$1$. $1$-bromo-$2$-nitrobenzene
$2$. $1$-bromo-$3$-nitrobenzene
$3$. $1$-bromo-$2,4$-dinitrobenzene
$4$. $1$-bromo-$3,4$-dinitrobenzene
Medium
View SolutionWhich of the following compounds is least reactive towards nucleophilic substitution reaction?
Difficult
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