Chapter 11, Problem 11A.14E

(a)

Interpretation Introduction

Interpretation:

The structural formula for $\text{4-ethyl-2,3,6-trimethyloctane}$ has to be drawn.

Concept Introduction:

Structural formula:  Structural formulas identify the location of chemical bonds between the atoms of a molecule.  A structural formula consists of symbols for the atoms connected by short lines that represent chemical bonds-one, two or three standing lines for single, double or triple bonds respectively.

(b)

Interpretation Introduction

Interpretation:

The structural formula for $\text{cis-4-ethyl-2-hexene}$ has to be drawn.

Concept Introduction:

Refer to part (a).

(c)

Interpretation Introduction

Interpretation:

The structural formula for $\text{1-ethyl-2,3-dimethylcyclopentane}$ has to be drawn.

Concept Introduction:

Refer to part (a).

(d)

Interpretation Introduction

Interpretation:

The structural formula for $\text{5-ethyl-1-heptene}$ has to be drawn.

Concept Introduction:

Refer to part (a).