The following incorrectly named compounds are to be drawn and named correctly. Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC) . To determine: The correct name of the given compound and its structure is to be drawn.

Question

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Answer 1

Question

Chapter 21, Problem 111AE

(a)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(a)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

The structure of 2−ethyl−3−methyl−5−isopropylhexane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 1

Figure 1

The root name hexane signifies the presence of six carbon atoms. 2−ethyl, shows the presence of ethyl group on second carbon atom and 3−methyl−5−isopropyl indicates the presence of methyl and isopropyl group on carbon three and fifth respectively. The correct name of this compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

(b)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(b)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 2.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,5,6−Tetramethyl−heptane whose structure is shown in Figure 2.

The structure of 2−ethyl−4−tert−butylpentane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 2

Figure 2

The root name is pentane which signifies the presence of five carbon atoms in a chain, 2−ethyl−4−tert−butyl shows that ethyl and tertiary butyl groups are attached to carbon two and four respectively. This compound is correctly named as 2,3,5,6−Tetramethyl−heptane because the longest carbon chain has seven carbon atoms which contains four methyl groups on carbon two three and five. Hence, the correct name is 2,3,5,6−Tetramethyl−heptane.

(c)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(c)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,4−Trimethyl−hexane whose structure is shown in Figure 3.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,4−Trimethyl−hexane whose structure is shown in Figure 3.

The structure of 3-methyl 4-isopropylpentane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 3

Figure 3

The root name pentane signifies the presence of five carbon atoms in a chain and 3−methyl−4−isopropyl shows the presence of methyl and isopropyl group on carbon three and four. The correct name of the compound is 2,3,4−Trimethyl−hexane as the longest chain is of six carbon atoms containing three methyl groups on carbon two three and four respectively.

(d)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(d)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 3−methyl−pent−1−yne whose structure is shown in Figure 4.

Explanation of Solution

Explanation

The correct name of the compound is 3−methyl−pent−1−yne whose structure is shown in Figure 4.

The structure of 2−ethyl−3−butyne with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 4

Figure 4

The root name butyne signifies the presence of four carbon atoms with a triple bond in a chain and 2−ethyl shows the presence of ethyl group on second carbon atom. The correct name of the compound is 3−methyl−pent−1−yne because of the longest carbon chain of five carbon atoms containing a methyl group on carbon three and triple bond on carbon number one.

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Answer 2

Question

Chapter 21, Problem 111AE

(a)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(a)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

The structure of 2−ethyl−3−methyl−5−isopropylhexane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 1

Figure 1

The root name hexane signifies the presence of six carbon atoms. 2−ethyl, shows the presence of ethyl group on second carbon atom and 3−methyl−5−isopropyl indicates the presence of methyl and isopropyl group on carbon three and fifth respectively. The correct name of this compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

(b)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(b)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 2.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,5,6−Tetramethyl−heptane whose structure is shown in Figure 2.

The structure of 2−ethyl−4−tert−butylpentane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 2

Figure 2

The root name is pentane which signifies the presence of five carbon atoms in a chain, 2−ethyl−4−tert−butyl shows that ethyl and tertiary butyl groups are attached to carbon two and four respectively. This compound is correctly named as 2,3,5,6−Tetramethyl−heptane because the longest carbon chain has seven carbon atoms which contains four methyl groups on carbon two three and five. Hence, the correct name is 2,3,5,6−Tetramethyl−heptane.

(c)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(c)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,4−Trimethyl−hexane whose structure is shown in Figure 3.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,4−Trimethyl−hexane whose structure is shown in Figure 3.

The structure of 3-methyl 4-isopropylpentane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 3

Figure 3

The root name pentane signifies the presence of five carbon atoms in a chain and 3−methyl−4−isopropyl shows the presence of methyl and isopropyl group on carbon three and four. The correct name of the compound is 2,3,4−Trimethyl−hexane as the longest chain is of six carbon atoms containing three methyl groups on carbon two three and four respectively.

(d)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(d)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 3−methyl−pent−1−yne whose structure is shown in Figure 4.

Explanation of Solution

Explanation

The correct name of the compound is 3−methyl−pent−1−yne whose structure is shown in Figure 4.

The structure of 2−ethyl−3−butyne with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 4

Figure 4

The root name butyne signifies the presence of four carbon atoms with a triple bond in a chain and 2−ethyl shows the presence of ethyl group on second carbon atom. The correct name of the compound is 3−methyl−pent−1−yne because of the longest carbon chain of five carbon atoms containing a methyl group on carbon three and triple bond on carbon number one.

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Answer 3

Question

Chapter 21, Problem 111AE

(a)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(a)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

The structure of 2−ethyl−3−methyl−5−isopropylhexane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 1

Figure 1

The root name hexane signifies the presence of six carbon atoms. 2−ethyl, shows the presence of ethyl group on second carbon atom and 3−methyl−5−isopropyl indicates the presence of methyl and isopropyl group on carbon three and fifth respectively. The correct name of this compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

(b)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(b)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 2.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,5,6−Tetramethyl−heptane whose structure is shown in Figure 2.

The structure of 2−ethyl−4−tert−butylpentane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 2

Figure 2

The root name is pentane which signifies the presence of five carbon atoms in a chain, 2−ethyl−4−tert−butyl shows that ethyl and tertiary butyl groups are attached to carbon two and four respectively. This compound is correctly named as 2,3,5,6−Tetramethyl−heptane because the longest carbon chain has seven carbon atoms which contains four methyl groups on carbon two three and five. Hence, the correct name is 2,3,5,6−Tetramethyl−heptane.

(c)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(c)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,4−Trimethyl−hexane whose structure is shown in Figure 3.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,4−Trimethyl−hexane whose structure is shown in Figure 3.

The structure of 3-methyl 4-isopropylpentane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 3

Figure 3

The root name pentane signifies the presence of five carbon atoms in a chain and 3−methyl−4−isopropyl shows the presence of methyl and isopropyl group on carbon three and four. The correct name of the compound is 2,3,4−Trimethyl−hexane as the longest chain is of six carbon atoms containing three methyl groups on carbon two three and four respectively.

(d)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(d)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 3−methyl−pent−1−yne whose structure is shown in Figure 4.

Explanation of Solution

Explanation

The correct name of the compound is 3−methyl−pent−1−yne whose structure is shown in Figure 4.

The structure of 2−ethyl−3−butyne with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 4

Figure 4

The root name butyne signifies the presence of four carbon atoms with a triple bond in a chain and 2−ethyl shows the presence of ethyl group on second carbon atom. The correct name of the compound is 3−methyl−pent−1−yne because of the longest carbon chain of five carbon atoms containing a methyl group on carbon three and triple bond on carbon number one.

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Answer 4

Question

Chapter 21, Problem 111AE

(a)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(a)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

The structure of 2−ethyl−3−methyl−5−isopropylhexane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 1

Figure 1

The root name hexane signifies the presence of six carbon atoms. 2−ethyl, shows the presence of ethyl group on second carbon atom and 3−methyl−5−isopropyl indicates the presence of methyl and isopropyl group on carbon three and fifth respectively. The correct name of this compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

(b)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(b)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 2.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,5,6−Tetramethyl−heptane whose structure is shown in Figure 2.

The structure of 2−ethyl−4−tert−butylpentane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 2

Figure 2

The root name is pentane which signifies the presence of five carbon atoms in a chain, 2−ethyl−4−tert−butyl shows that ethyl and tertiary butyl groups are attached to carbon two and four respectively. This compound is correctly named as 2,3,5,6−Tetramethyl−heptane because the longest carbon chain has seven carbon atoms which contains four methyl groups on carbon two three and five. Hence, the correct name is 2,3,5,6−Tetramethyl−heptane.

(c)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(c)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,4−Trimethyl−hexane whose structure is shown in Figure 3.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,4−Trimethyl−hexane whose structure is shown in Figure 3.

The structure of 3-methyl 4-isopropylpentane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 3

Figure 3

The root name pentane signifies the presence of five carbon atoms in a chain and 3−methyl−4−isopropyl shows the presence of methyl and isopropyl group on carbon three and four. The correct name of the compound is 2,3,4−Trimethyl−hexane as the longest chain is of six carbon atoms containing three methyl groups on carbon two three and four respectively.

(d)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(d)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 3−methyl−pent−1−yne whose structure is shown in Figure 4.

Explanation of Solution

Explanation

The correct name of the compound is 3−methyl−pent−1−yne whose structure is shown in Figure 4.

The structure of 2−ethyl−3−butyne with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 4

Figure 4

The root name butyne signifies the presence of four carbon atoms with a triple bond in a chain and 2−ethyl shows the presence of ethyl group on second carbon atom. The correct name of the compound is 3−methyl−pent−1−yne because of the longest carbon chain of five carbon atoms containing a methyl group on carbon three and triple bond on carbon number one.

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Answer 5

Chapter 21, Problem 111AE

(a)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(a)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

The structure of 2−ethyl−3−methyl−5−isopropylhexane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 1

Figure 1

The root name hexane signifies the presence of six carbon atoms. 2−ethyl, shows the presence of ethyl group on second carbon atom and 3−methyl−5−isopropyl indicates the presence of methyl and isopropyl group on carbon three and fifth respectively. The correct name of this compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

(b)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(b)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 2.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,5,6−Tetramethyl−heptane whose structure is shown in Figure 2.

The structure of 2−ethyl−4−tert−butylpentane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 2

Figure 2

The root name is pentane which signifies the presence of five carbon atoms in a chain, 2−ethyl−4−tert−butyl shows that ethyl and tertiary butyl groups are attached to carbon two and four respectively. This compound is correctly named as 2,3,5,6−Tetramethyl−heptane because the longest carbon chain has seven carbon atoms which contains four methyl groups on carbon two three and five. Hence, the correct name is 2,3,5,6−Tetramethyl−heptane.

(c)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(c)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,4−Trimethyl−hexane whose structure is shown in Figure 3.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,4−Trimethyl−hexane whose structure is shown in Figure 3.

The structure of 3-methyl 4-isopropylpentane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 3

Figure 3

The root name pentane signifies the presence of five carbon atoms in a chain and 3−methyl−4−isopropyl shows the presence of methyl and isopropyl group on carbon three and four. The correct name of the compound is 2,3,4−Trimethyl−hexane as the longest chain is of six carbon atoms containing three methyl groups on carbon two three and four respectively.

(d)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(d)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 3−methyl−pent−1−yne whose structure is shown in Figure 4.

Explanation of Solution

Explanation

The correct name of the compound is 3−methyl−pent−1−yne whose structure is shown in Figure 4.

The structure of 2−ethyl−3−butyne with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 4

Figure 4

The root name butyne signifies the presence of four carbon atoms with a triple bond in a chain and 2−ethyl shows the presence of ethyl group on second carbon atom. The correct name of the compound is 3−methyl−pent−1−yne because of the longest carbon chain of five carbon atoms containing a methyl group on carbon three and triple bond on carbon number one.

Answer 6

Chapter 21, Problem 111AE

(a)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(a)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

The structure of 2−ethyl−3−methyl−5−isopropylhexane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 1

Figure 1

The root name hexane signifies the presence of six carbon atoms. 2−ethyl, shows the presence of ethyl group on second carbon atom and 3−methyl−5−isopropyl indicates the presence of methyl and isopropyl group on carbon three and fifth respectively. The correct name of this compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

Answer 7

Chapter 21, Problem 111AE

(a)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

Answer 8

(a)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

Answer 9

(a)

Expert Solution

Answer 10

(a)

Expert Solution

Answer 11

Expert Solution

Answer 12

Explanation of Solution

Explanation

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

The structure of 2−ethyl−3−methyl−5−isopropylhexane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 1

Figure 1

The root name hexane signifies the presence of six carbon atoms. 2−ethyl, shows the presence of ethyl group on second carbon atom and 3−methyl−5−isopropyl indicates the presence of methyl and isopropyl group on carbon three and fifth respectively. The correct name of this compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 1.

Answer 13

(b)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(b)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 2.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,5,6−Tetramethyl−heptane whose structure is shown in Figure 2.

The structure of 2−ethyl−4−tert−butylpentane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 2

Figure 2

The root name is pentane which signifies the presence of five carbon atoms in a chain, 2−ethyl−4−tert−butyl shows that ethyl and tertiary butyl groups are attached to carbon two and four respectively. This compound is correctly named as 2,3,5,6−Tetramethyl−heptane because the longest carbon chain has seven carbon atoms which contains four methyl groups on carbon two three and five. Hence, the correct name is 2,3,5,6−Tetramethyl−heptane.

Answer 14

(b)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

Answer 15

(b)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,5,6−Tetramethyl−octane whose structure is shown in Figure 2.

Answer 16

(b)

Expert Solution

Answer 17

(b)

Expert Solution

Answer 18

Expert Solution

Answer 19

Explanation of Solution

Explanation

The correct name of the compound is 2,3,5,6−Tetramethyl−heptane whose structure is shown in Figure 2.

The structure of 2−ethyl−4−tert−butylpentane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 2

Figure 2

The root name is pentane which signifies the presence of five carbon atoms in a chain, 2−ethyl−4−tert−butyl shows that ethyl and tertiary butyl groups are attached to carbon two and four respectively. This compound is correctly named as 2,3,5,6−Tetramethyl−heptane because the longest carbon chain has seven carbon atoms which contains four methyl groups on carbon two three and five. Hence, the correct name is 2,3,5,6−Tetramethyl−heptane.

Answer 20

(c)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(c)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,4−Trimethyl−hexane whose structure is shown in Figure 3.

Explanation of Solution

Explanation

The correct name of the compound is 2,3,4−Trimethyl−hexane whose structure is shown in Figure 3.

The structure of 3-methyl 4-isopropylpentane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 3

Figure 3

The root name pentane signifies the presence of five carbon atoms in a chain and 3−methyl−4−isopropyl shows the presence of methyl and isopropyl group on carbon three and four. The correct name of the compound is 2,3,4−Trimethyl−hexane as the longest chain is of six carbon atoms containing three methyl groups on carbon two three and four respectively.

Answer 21

(c)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

Answer 22

(c)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 2,3,4−Trimethyl−hexane whose structure is shown in Figure 3.

Answer 23

(c)

Expert Solution

Answer 24

(c)

Expert Solution

Answer 25

Expert Solution

Answer 26

Explanation of Solution

Explanation

The correct name of the compound is 2,3,4−Trimethyl−hexane whose structure is shown in Figure 3.

The structure of 3-methyl 4-isopropylpentane with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 3

Figure 3

The root name pentane signifies the presence of five carbon atoms in a chain and 3−methyl−4−isopropyl shows the presence of methyl and isopropyl group on carbon three and four. The correct name of the compound is 2,3,4−Trimethyl−hexane as the longest chain is of six carbon atoms containing three methyl groups on carbon two three and four respectively.

Answer 27

(d)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

(d)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 3−methyl−pent−1−yne whose structure is shown in Figure 4.

Explanation of Solution

Explanation

The correct name of the compound is 3−methyl−pent−1−yne whose structure is shown in Figure 4.

The structure of 2−ethyl−3−butyne with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 4

Figure 4

The root name butyne signifies the presence of four carbon atoms with a triple bond in a chain and 2−ethyl shows the presence of ethyl group on second carbon atom. The correct name of the compound is 3−methyl−pent−1−yne because of the longest carbon chain of five carbon atoms containing a methyl group on carbon three and triple bond on carbon number one.

Answer 28

(d)

Interpretation Introduction

Interpretation: The following incorrectly named compounds are to be drawn and named correctly.

Concept introduction: Organic compounds contain carbon and hydrogen atoms with their respective functional groups. When they are named the root term, suffix and prefix are to be remembered. They are named according to the International Union of Pure and Applied Chemistry (IUPAC).

To determine: The correct name of the given compound and its structure is to be drawn.

Answer 29

(d)

Expert Solution

Answer to Problem 111AE

Answer

The correct name of the compound is 3−methyl−pent−1−yne whose structure is shown in Figure 4.

Answer 30

(d)

Expert Solution

Answer 31

(d)

Expert Solution

Answer 32

Expert Solution

Answer 33

Explanation of Solution

Explanation

The correct name of the compound is 3−methyl−pent−1−yne whose structure is shown in Figure 4.

The structure of 2−ethyl−3−butyne with its correct name is,

Chemistry: An Atoms First Approach, Chapter 21, Problem 111AE , additional homework tip 4

Figure 4

The root name butyne signifies the presence of four carbon atoms with a triple bond in a chain and 2−ethyl shows the presence of ethyl group on second carbon atom. The correct name of the compound is 3−methyl−pent−1−yne because of the longest carbon chain of five carbon atoms containing a methyl group on carbon three and triple bond on carbon number one.