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Consider the following reaction
`CH_(3)-underset(D)underset(|)(C)H-underset(CH_(3))underset(|)(C)H-CH_(3)-overset(**)(B)rto overset(**)(X)+HBr`
The structure of `overset(**)(X)` is
A. `CH_(3)-underset(D)underset(|)(C)H-underset(CH_(3))underset(|)(C)H-overset(**)(C)H_(2)`
B. `CH_(3)-underset(D)underset(|)(C)H-underset(CH_(3))underset(|)(overset(**)(C)-CH_(3)`
C. `CH_(3)-underset(D)underset(|)(overset(**)(C)-underset(CH_(3))underset(|)(C)H-CH_(3)`
D. `CH_(3)-overset(**)(C)H-underset(CH_(3))underset(|)(C)H-CH_(3)`.

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1 Answers

Correct Answer - B
`CH_(3)-underset(D)underset(|)((C)H-underset(CH_(3))underset(|)overset(**)(C)-CH_(3)` (tertiary free radical) is maximum. Stable due to hyperconfiguration.

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