Chapter 19, Problem 20PE

(a)

Interpretation Introduction

Interpretation:

Reaction for the formation of ${\text{CH}}_{\text{3}}{\text{CHBrCH}}_{\text{2}}\text{Br}$ has to be written by using respective alkene with necessary reagents.

Concept introduction:

Chlorination of alkenes:

Alkene reacts with bromine to give dichloro substituted alkane, this reaction is called chlorination.

(b)

Interpretation Introduction

Interpretation:

Reaction for the formation of ${\text{CH}}_{\text{3}}{\text{CHBrCH}}_{\text{3}}$ has to be written by using respective alkene with necessary reagents.

Concept introduction:

Hydrohalogenation of alkenes:

Alkene reacts with hydrogen halide to give halide substituted alkane, this reaction is called hydrohalogenation.