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Which of the following is a free-radical...

Which of the following is a free-radical substitution reaction?

A

`CH_(3)CH_(2)CH_(2)Br+KOHoverset(Delta)rarrCH_(3)CH_(2)CH_(2)OH`

B

`CH_(3)CH=CH_(2)+Cl_(2)overset(heat)rarrCH_(2)=CH-CH_(2)CI`

C

`CH_(2)=CH_(2)+Br_(2)rarrBrCH_(2)CH_(2)Br`

D

Text Solution

Verified by Experts

The correct Answer is:
B
It is an example of allyic substitution initiated by chlorine free radicals. Reaction `(1)` is nucleophilic displacement , reaction `(3)` is electrphilic addtion , and reaction `(4)` is electrphilic aromatic substitution
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    A
    B
    C
    D

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    Benzene + `Me - Cl overset ("Anhyd.") underset (AlCl_3) rarr Ph-CH_3`
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    `CH_3CHO+HCN to CH_3CH(OH)CN`