Question

What product would you expect from the reaction of cyclohexene with ? With ?

Short answer

1-bromocyclohexane

1-chlorocyclohexane

Step-by-step solution

Addition reaction

The reaction in which two or more molecules combine to form a single molecule is called an addition reaction.

For example, the addition of hydrogen halide across alkene.

Addition of  to cyclohexene

The addition of to cyclohexene gives 1-bromocyclohexane. The reaction proceeds via the formation of carbocation as an intermediate. The reaction mechanism is shown below.

Addition of  to cyclohexene

The addition of to cyclohexene gives 1-chlorocyclohexane. The reaction proceeds via the formation of carbocation as an intermediate. The reaction mechanism is shown below.