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The reaction of with HBr gives...

The reaction of with `HBr` gives

A

B

C

D

Text Solution

Verified by Experts

The correct Answer is:
B

Phenol does not react with `HBr` due to double bond character of `C-OH` bond.
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Assertion:Styrene on reaction with HBr gives 2-bromo-2-phenylethane. Benzyl radical is more stable than alkyl radical.

The reaction of propene with HBr in presence of peroxide proceeds through the intermediate

Knowledge Check

  • The reaction of HBr with gives

    A
    B
    C
    D

  • An alkyl halide (X) on reaction with ethanolic sodium hydroxide forms an alkene (Y) which on further reaction with HBr gives the same alkyl halide.The alkene (Y) on reaction with HBr/ peroxide followed by reaction with Hg metal followed by reaction with HCN produces an aldehyde (Z).Z is :

    A
    B
    C
    D

  • The reaction of ether with HI is preferred than HBr because

    A
    HI is a stronger acid than HBr
    B
    HI gives a higher concentration of oxonium ion
    C
    `I^-`is a better nucleophile in `SN^2` reaction than the `Br^-` ion
    D
    all of these

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    (A) Styrene on reaction with HBr gives 2-bromo-2-phenyl ethane. (R) Benzyl radical is more stable than alkyl radical .

    Assertion: Styrence on reaction with HBr gives 1-bromo-1-phenylethane . Reason: Benzyl radical is more stable than alkyl redical .

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