`H_(3)C-underset(CH_(3))underset(|)(CH)-CH=CH_(2)+HBr to A`.
A is predominantly

Options

A. ` H_(3)C-underset(CH_(3))underset(|)CH- CH_(2)- CH_(2)Br`
B. `CH_(3)-underset(CH_(3))underset(|)overset(Br)overset(|)C- CH_(2)-CH_(3)`
C. `CH_(3)- underset(Br)underset(|)CH-underset(CH_(3))underset(|)CH-CH_(3)`
D. `CH_(3)- underset(CH_(3))underset(|)CH-underset(Br)underset(|)CH-CH_(3)`

Answer

B

Explanation

`H_(3)C-underset(CH_(3))underset(|)C- CH = CH_(2)+ HBr overset(+H^(+))to underset(2^(@) "Carbocation")(H_(3)C-underset(CH_(3))underset(|)CH-CH^(+)-CH_(3)) underset("Shift")overset("1,2-Hydride")to`