Which of the following statements is correct ?

Options

A. but-`2`-ene reacts with `HX` at a rate faster than but-`1`-ene does.
B. But-`1`-ene reacts with `HX` at a rate faster than but-`2`-ene does.
C. In the absence of peroxides, but`-1-`ene but`-2-`ene react with `Hbr` to given two different products.
D. Both but`-1-`ene and but`-2-`ene react at the same rate.

Answer

D

Explanation

Both form the equally stable `2^(@)` carbocation intermediate: