Question

The reaction of neopentyl alcohol with concentrated HCl gives
A. neopentyl chloride
B. 2-chloro-2-methylbutane
C. 2-methyl-2-butene
D. a mixture of neopentyl chloride and 2-methyl-2-butene

Answer 1

Correct Answer - B
`CH_(3)-underset(CH_(2)OH)underset(|)overset(CH_(3))overset(|)(C)-CH_(3)-overset(H^(+))rarr CH_(3)-underset(CH_(2)^(+))underset(|)overset(CH_(3))overset(|)(C)-CH_(3) overset("Alkyl shift")rarr CH_(3)-underset(+)overset(CH_(3))overset(|)(C)-CH_(2)CH_(3) overset(Cl^(-))rarr CH_(3)-underset(Cl)underset(|)overset(CH_(3))overset(|)(Cl)-CH_(2)CH_(3)`