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JEE Main Chemistry Class 12 Haloalkanes and Haloarenes Part 2 Questions
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Question : 17
Total: 22
Given below are two statements:
Statement - I: High concentration of strong nucleophilic reagent with secondary alkyl halides which do not have bulky substituents will follow
S
N
2
mechanism.
Statement - II: A secondary alkyl halide when treated with a large excess of ethanol follows
S
N
1
mechanism.
In the the light of the above statements, choose the most appropriate from the questions given below:
[30-Jan-2024 Shift 2]
Statement I is true but Statement II is false.
Statement I is false but Statement II is true.
Both statement I and Statement II are false.
Both statement I and Statement II are true.
Validate
Solution:
Statement - I:
Rate of
S
N
2
∝
[
R
−
X
]
[
Nu
]
S
N
2
reaction is favoured by high concentration of nucleophile
(
Nu
)
& less crowding in the substrate molecule.
Statement - II:
Solvolysis follows
S
N
1
path.
Both are correct Statements.
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