STANDARDChemistry-Haloalkanes and Haloarenes
STANDARD Chemistry Sₙ2 Mechanism MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Which of the following statements is not correct about Sₙ2 reactions of alkyl halides?
A
Nucleophile attacks the carbon from the side opposite to where the leaving group is attached.
B
The bond formation and bond breaking take place in one step.
C
The rate of reaction depends upon the concentration of nucleophile.
D
Sₙ2 mechanism is predominant in tertiary alkyl halides.
Correct Answer
Option D
Detailed Explanation
Sₙ2 reactions are bimolecular and occur with primary alkyl halides. Tertiary alkyl halides undergo Sₙ1 reactions due to steric hindrance.
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