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1^@ allylic halides are more reactive th...

`1^@` allylic halides are more reactive than `1^@ RX` in `SN^1` reaction.
Allylic carbocation intermediate is stabilished by resonance.

A

If both `(A)` and `(R )` are true, but `( R)` is the correct explanation of `(A)`

B

If both `(A)` and `( R)` are true, but `(R )` is not the correct explanation of `(A)`.

C

If `(A)` is true but `( R)` is false.

D

If `(A)` is false but `( R)` is true.

Text Solution

Verified by Experts

The correct Answer is:
A
Both statement are correct.
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In general, alkyl halides are more reactive than aryl halides.

In general, alkyl halides are more reactive than aryl halides.

Rate of ethanolysis of 1^@ halide by SN^1 machanism is fast. Carocation is stabilised by resonance.

(A) Vinyl chloride undergoes S_(N^(1)) " and "S_(N^(2)) reactions. (R) Allyl carbocations is stabilised due to resonance.

SN^1 reactions occurs through the intermediate formation of

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Knowledge Check

  • Rate of ethanolysis of 1^@ halide by SN^1 machanism is fast. Carocation is stabilised by resonance.

    A
    If both `(A)` and `(R )` are true, but `( R)` is the correct explanation of `(A)`
    B
    If both `(A)` and `( R)` are true, but `(R )` is not the correct explanation of `(A)`.
    C
    If `(A)` is true but `( R)` is false.
    D
    If `(A)` is false but `( R)` is true.

  • (A) Vinyl chloride undergoes S_(N^(1)) " and "S_(N^(2)) reactions. (R) Allyl carbocations is stabilised due to resonance.

    A
    If both (A) and (R) are correct and (R) is the correct explanation of (A)
    B
    If both (A) and (R) are correct but (R) is not the correct explanation of (A)
    C
    If (A) is correct but (R) is incorrect.
    D
    If (A) is incorrect but (R) is correct.

  • SN^1 reactions occurs through the intermediate formation of

    A
    Carbocations
    B
    Carbanions
    C
    Free radicals
    D
    None of these