Chapter 20, Problem 36A

(a)

Interpretation Introduction

Interpretation:

The structural formula of given compound is to be written.

Concept introduction:

The compounds containing benzene are known as aromatic compounds.

Various substituents are attached to the carbons.

In a disubstituted benzene, prefixes ortho-, meta-, para - are used to tell the relative location of substituents.

Answer to Problem 36A

  

Explanation of Solution

The structural formula of 1,2-Dichlorobenzene is:

  

It is also known as ortho-dichlorobenzene.

(b)

Interpretation Introduction

Interpretation:

The structural formula of given compound is to be written.

Concept introduction:

The compounds containing benzene are known as aromatic compounds.

Various substituents are attached to the carbons.

In a disubstituted benzene, prefixes ortho-, meta-, para - are used to tell the relative location of substituents.

Answer to Problem 36A

  

Explanation of Solution

The structural formula of 1,3-Dimethylbenzene is:

  

It is also known as meta-dimethylbenzene.

(c)

Interpretation Introduction

Interpretation:

The structural formula of given compound is to be written.

Concept introduction:

The compounds containing benzene are known as aromatic compounds.

Various substituents are attached to the carbons.

In a disubstituted benzene, prefixes ortho-, meta-, para - are used to tell the relative location of substituents.

Answer to Problem 36A

  

Explanation of Solution

The structure of phenol is:

  

Therefore, structural formula of paranitrophenol is:

  

(d)

Interpretation Introduction

Interpretation:

The structural formula of given compound is to be written.

Concept introduction:

The compounds containing benzene are known as aromatic compounds.

Various substituents are attached to the carbons.

In a disubstituted benzene, prefixes ortho-, meta-, para - are used to tell the relative location of substituents.

Answer to Problem 36A

  

Explanation of Solution

The structural formula of para-Dibromobenzene is:

  

It is also known as 1,4-dibromobenzene.

(e)

Interpretation Introduction

Interpretation:

The structural formula of given compound is to be written.

Concept introduction:

The compounds containing benzene are known as aromatic compounds.

Various substituents are attached to the carbons.

In a disubstituted benzene, prefixes ortho-, meta-, para - are used to tell the relative location of substituents.

Answer to Problem 36A

  

Explanation of Solution

The structure of toluene is:

  

Therefore, the structural formula of nitrotoluene is:

  

It is also known as para-nitrotoluene.