Chapter 19, Problem 18PE

(a)

Interpretation Introduction

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Interpretation:

Structural formulas for all isomers of ${\mathrm{C}}_4{H}_{9}I$ has to be drawn.

Concept introduction:

Structural isomers:

The compounds that have same molecular formulas with different structural formulas are known as isomers.

(b)

Interpretation Introduction

Interpretation:

Structural formulas for all isomers of ${\text{C}}_3{\text{H}}_6{\text{Cl}}_{\text{2}}$ has to be drawn.

Concept introduction:

Refer part (a).

(c)

Interpretation Introduction

Interpretation:

Structural formulas for all isomers of ${\text{C}}_3{\text{H}}_6\text{BrCl}$ have to be drawn.

Concept introduction:

Refer part (a).

(d)

Interpretation Introduction

Interpretation:

Structural formulas for all isomers of ${\text{C}}_{\text{4}}{\text{H}}_{\text{8}}{\text{Cl}}_{\text{2}}$ have to be drawn.

Concept introduction:

Refer part (a).