Determine the point groups for a. Ethane (staggered conformation) b. Ethane (eclipsed conformation) c. Chloroethane (staggered conformation) d. 1,2-Dichloroethane (staggered anti conformation)

Question

Want to see more full solutions like this?

Answer 1

Textbook Question

Chapter 4, Problem 4.1P

Determine the point groups for
a. Ethane (staggered conformation)
b. Ethane (eclipsed conformation)
c. Chloroethane (staggered conformation)
d. 1,2-Dichloroethane (staggered anti conformation)

(a)

Expert Solution

Interpretation Introduction

Interpretation:

The point group for Ethane with staggered conformation is to be determined.

Concept Introduction :

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of ethane with staggered conformation is D₃_d.

Explanation of Solution

The structure of ethane in staggered conformation can be drawn as

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 1

Ethane with staggered conformation has a C₃ rotational axis that passes through C-C bond. There are 3 C₂ rotational axes that will be perpendicular to the C₃ rotational axis. It passes through the mid point of the C-C bond and doesnot have any σ_h plane. The point group of ethane in the staggered conformation is D₃_d as it contains 3 σ_d planes which has two carbons as well as anti two hydrogens.

(b)

Expert Solution

Interpretation Introduction

Interpretation: The point group for Ethane with eclipsed conformation is to be determined.

Concept Introduction:

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of ethane with eclipsed conformation is D₃_h.

Explanation of Solution

The structure for ethane in eclipsed conformation is

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 2

C₃-rotational axis that passes through C-C bond is present in ethane in eclipsed conformation. This conformation has three C₂ axes which are perpendicular to the principal C₃ rotational axes and it passes through the mid-point of the C-C bond. The point group of the eclipsed ethane molecule is D₃_h as it has a plane of σ_h which is perpendicular to the C₃-rotational axis.

(c)

Expert Solution

Interpretation Introduction

Interpretation: The point group for chloroethane with staggered conformation is to be determined.

Concept Introduction : A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group in chloroethane with staggered conformation is C_s.

Explanation of Solution

The structure of Chloroethane with staggered conformation can be drawn as

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 3

The staggered conformation of chloroethane do not have any rotational axis. σ plane is present which contains two carbons as well as chlorine and an anti-hydroen of Cl. Therefore the point group of chloroethane with staggered conformation is C_s.

(d)

Expert Solution

Interpretation Introduction

Interpretation:

The point group for 1,2-dichloroethane with staggered anti-conformation is to be determined.

Concept Introduction:

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of 1,2-dichloroethane with staggered anti-conformation is C₂_h.

Explanation of Solution

The staggered anti-conformation of 1,2-dichloroethane has C₂ rotational axis and it passes through the mid-point of C-C bond. This is perpendicular to the plane of Cl-C-C-Cl. The point group of the molecule is C₂_h as it has only one σ_h plane and it is perpendicular to the C₂ rotational axis.

Want to see more full solutions like this?

Subscribe now to access step-by-step solutions to millions of textbook problems written by subject matter experts!

Students have asked these similar questions

Indicate whether the product formed in the reaction exhibits tautomerism. If so, draw the structure of the tautomers. OC2H5 + CoHs-NH-NH,

Explain how substitutions at the 5-position of barbituric acid increase the compound's lipophilicity.

Explain how substitutions at the 5-position of phenobarbital increase the compound's lipophilicity.

Answer 2

Textbook Question

Chapter 4, Problem 4.1P

Determine the point groups for
a. Ethane (staggered conformation)
b. Ethane (eclipsed conformation)
c. Chloroethane (staggered conformation)
d. 1,2-Dichloroethane (staggered anti conformation)

(a)

Expert Solution

Interpretation Introduction

Interpretation:

The point group for Ethane with staggered conformation is to be determined.

Concept Introduction :

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of ethane with staggered conformation is D₃_d.

Explanation of Solution

The structure of ethane in staggered conformation can be drawn as

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 1

Ethane with staggered conformation has a C₃ rotational axis that passes through C-C bond. There are 3 C₂ rotational axes that will be perpendicular to the C₃ rotational axis. It passes through the mid point of the C-C bond and doesnot have any σ_h plane. The point group of ethane in the staggered conformation is D₃_d as it contains 3 σ_d planes which has two carbons as well as anti two hydrogens.

(b)

Expert Solution

Interpretation Introduction

Interpretation: The point group for Ethane with eclipsed conformation is to be determined.

Concept Introduction:

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of ethane with eclipsed conformation is D₃_h.

Explanation of Solution

The structure for ethane in eclipsed conformation is

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 2

C₃-rotational axis that passes through C-C bond is present in ethane in eclipsed conformation. This conformation has three C₂ axes which are perpendicular to the principal C₃ rotational axes and it passes through the mid-point of the C-C bond. The point group of the eclipsed ethane molecule is D₃_h as it has a plane of σ_h which is perpendicular to the C₃-rotational axis.

(c)

Expert Solution

Interpretation Introduction

Interpretation: The point group for chloroethane with staggered conformation is to be determined.

Concept Introduction : A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group in chloroethane with staggered conformation is C_s.

Explanation of Solution

The structure of Chloroethane with staggered conformation can be drawn as

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 3

The staggered conformation of chloroethane do not have any rotational axis. σ plane is present which contains two carbons as well as chlorine and an anti-hydroen of Cl. Therefore the point group of chloroethane with staggered conformation is C_s.

(d)

Expert Solution

Interpretation Introduction

Interpretation:

The point group for 1,2-dichloroethane with staggered anti-conformation is to be determined.

Concept Introduction:

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of 1,2-dichloroethane with staggered anti-conformation is C₂_h.

Explanation of Solution

The staggered anti-conformation of 1,2-dichloroethane has C₂ rotational axis and it passes through the mid-point of C-C bond. This is perpendicular to the plane of Cl-C-C-Cl. The point group of the molecule is C₂_h as it has only one σ_h plane and it is perpendicular to the C₂ rotational axis.

Want to see more full solutions like this?

Subscribe now to access step-by-step solutions to millions of textbook problems written by subject matter experts!

Answer 3

Textbook Question

Chapter 4, Problem 4.1P

Determine the point groups for
a. Ethane (staggered conformation)
b. Ethane (eclipsed conformation)
c. Chloroethane (staggered conformation)
d. 1,2-Dichloroethane (staggered anti conformation)

(a)

Expert Solution

Interpretation Introduction

Interpretation:

The point group for Ethane with staggered conformation is to be determined.

Concept Introduction :

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of ethane with staggered conformation is D₃_d.

Explanation of Solution

The structure of ethane in staggered conformation can be drawn as

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 1

Ethane with staggered conformation has a C₃ rotational axis that passes through C-C bond. There are 3 C₂ rotational axes that will be perpendicular to the C₃ rotational axis. It passes through the mid point of the C-C bond and doesnot have any σ_h plane. The point group of ethane in the staggered conformation is D₃_d as it contains 3 σ_d planes which has two carbons as well as anti two hydrogens.

(b)

Expert Solution

Interpretation Introduction

Interpretation: The point group for Ethane with eclipsed conformation is to be determined.

Concept Introduction:

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of ethane with eclipsed conformation is D₃_h.

Explanation of Solution

The structure for ethane in eclipsed conformation is

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 2

C₃-rotational axis that passes through C-C bond is present in ethane in eclipsed conformation. This conformation has three C₂ axes which are perpendicular to the principal C₃ rotational axes and it passes through the mid-point of the C-C bond. The point group of the eclipsed ethane molecule is D₃_h as it has a plane of σ_h which is perpendicular to the C₃-rotational axis.

(c)

Expert Solution

Interpretation Introduction

Interpretation: The point group for chloroethane with staggered conformation is to be determined.

Concept Introduction : A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group in chloroethane with staggered conformation is C_s.

Explanation of Solution

The structure of Chloroethane with staggered conformation can be drawn as

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 3

The staggered conformation of chloroethane do not have any rotational axis. σ plane is present which contains two carbons as well as chlorine and an anti-hydroen of Cl. Therefore the point group of chloroethane with staggered conformation is C_s.

(d)

Expert Solution

Interpretation Introduction

Interpretation:

The point group for 1,2-dichloroethane with staggered anti-conformation is to be determined.

Concept Introduction:

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of 1,2-dichloroethane with staggered anti-conformation is C₂_h.

Explanation of Solution

The staggered anti-conformation of 1,2-dichloroethane has C₂ rotational axis and it passes through the mid-point of C-C bond. This is perpendicular to the plane of Cl-C-C-Cl. The point group of the molecule is C₂_h as it has only one σ_h plane and it is perpendicular to the C₂ rotational axis.

Want to see more full solutions like this?

Subscribe now to access step-by-step solutions to millions of textbook problems written by subject matter experts!

Answer 4

Textbook Question

Chapter 4, Problem 4.1P

Determine the point groups for
a. Ethane (staggered conformation)
b. Ethane (eclipsed conformation)
c. Chloroethane (staggered conformation)
d. 1,2-Dichloroethane (staggered anti conformation)

(a)

Expert Solution

Interpretation Introduction

Interpretation:

The point group for Ethane with staggered conformation is to be determined.

Concept Introduction :

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of ethane with staggered conformation is D₃_d.

Explanation of Solution

The structure of ethane in staggered conformation can be drawn as

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 1

Ethane with staggered conformation has a C₃ rotational axis that passes through C-C bond. There are 3 C₂ rotational axes that will be perpendicular to the C₃ rotational axis. It passes through the mid point of the C-C bond and doesnot have any σ_h plane. The point group of ethane in the staggered conformation is D₃_d as it contains 3 σ_d planes which has two carbons as well as anti two hydrogens.

(b)

Expert Solution

Interpretation Introduction

Interpretation: The point group for Ethane with eclipsed conformation is to be determined.

Concept Introduction:

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of ethane with eclipsed conformation is D₃_h.

Explanation of Solution

The structure for ethane in eclipsed conformation is

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 2

C₃-rotational axis that passes through C-C bond is present in ethane in eclipsed conformation. This conformation has three C₂ axes which are perpendicular to the principal C₃ rotational axes and it passes through the mid-point of the C-C bond. The point group of the eclipsed ethane molecule is D₃_h as it has a plane of σ_h which is perpendicular to the C₃-rotational axis.

(c)

Expert Solution

Interpretation Introduction

Interpretation: The point group for chloroethane with staggered conformation is to be determined.

Concept Introduction : A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group in chloroethane with staggered conformation is C_s.

Explanation of Solution

The structure of Chloroethane with staggered conformation can be drawn as

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 3

The staggered conformation of chloroethane do not have any rotational axis. σ plane is present which contains two carbons as well as chlorine and an anti-hydroen of Cl. Therefore the point group of chloroethane with staggered conformation is C_s.

(d)

Expert Solution

Interpretation Introduction

Interpretation:

The point group for 1,2-dichloroethane with staggered anti-conformation is to be determined.

Concept Introduction:

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of 1,2-dichloroethane with staggered anti-conformation is C₂_h.

Explanation of Solution

The staggered anti-conformation of 1,2-dichloroethane has C₂ rotational axis and it passes through the mid-point of C-C bond. This is perpendicular to the plane of Cl-C-C-Cl. The point group of the molecule is C₂_h as it has only one σ_h plane and it is perpendicular to the C₂ rotational axis.

Want to see more full solutions like this?

Subscribe now to access step-by-step solutions to millions of textbook problems written by subject matter experts!

Answer 5

Textbook Question

Answer 6

Textbook Question

Answer 7

(a)

Expert Solution

Interpretation Introduction

Interpretation:

The point group for Ethane with staggered conformation is to be determined.

Concept Introduction :

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of ethane with staggered conformation is D₃_d.

Explanation of Solution

The structure of ethane in staggered conformation can be drawn as

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 1

Ethane with staggered conformation has a C₃ rotational axis that passes through C-C bond. There are 3 C₂ rotational axes that will be perpendicular to the C₃ rotational axis. It passes through the mid point of the C-C bond and doesnot have any σ_h plane. The point group of ethane in the staggered conformation is D₃_d as it contains 3 σ_d planes which has two carbons as well as anti two hydrogens.

(b)

Expert Solution

Interpretation Introduction

Interpretation: The point group for Ethane with eclipsed conformation is to be determined.

Concept Introduction:

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of ethane with eclipsed conformation is D₃_h.

Explanation of Solution

The structure for ethane in eclipsed conformation is

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 2

C₃-rotational axis that passes through C-C bond is present in ethane in eclipsed conformation. This conformation has three C₂ axes which are perpendicular to the principal C₃ rotational axes and it passes through the mid-point of the C-C bond. The point group of the eclipsed ethane molecule is D₃_h as it has a plane of σ_h which is perpendicular to the C₃-rotational axis.

(c)

Expert Solution

Interpretation Introduction

Interpretation: The point group for chloroethane with staggered conformation is to be determined.

Concept Introduction : A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group in chloroethane with staggered conformation is C_s.

Explanation of Solution

The structure of Chloroethane with staggered conformation can be drawn as

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 3

The staggered conformation of chloroethane do not have any rotational axis. σ plane is present which contains two carbons as well as chlorine and an anti-hydroen of Cl. Therefore the point group of chloroethane with staggered conformation is C_s.

(d)

Expert Solution

Interpretation Introduction

Interpretation:

The point group for 1,2-dichloroethane with staggered anti-conformation is to be determined.

Concept Introduction:

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of 1,2-dichloroethane with staggered anti-conformation is C₂_h.

Explanation of Solution

The staggered anti-conformation of 1,2-dichloroethane has C₂ rotational axis and it passes through the mid-point of C-C bond. This is perpendicular to the plane of Cl-C-C-Cl. The point group of the molecule is C₂_h as it has only one σ_h plane and it is perpendicular to the C₂ rotational axis.

Answer 8

(a)

Expert Solution

Interpretation Introduction

Interpretation:

The point group for Ethane with staggered conformation is to be determined.

Concept Introduction :

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of ethane with staggered conformation is D₃_d.

Explanation of Solution

The structure of ethane in staggered conformation can be drawn as

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 1

Ethane with staggered conformation has a C₃ rotational axis that passes through C-C bond. There are 3 C₂ rotational axes that will be perpendicular to the C₃ rotational axis. It passes through the mid point of the C-C bond and doesnot have any σ_h plane. The point group of ethane in the staggered conformation is D₃_d as it contains 3 σ_d planes which has two carbons as well as anti two hydrogens.

Answer 9

(a)

Expert Solution

Answer 10

(a)

Expert Solution

Answer 11

Expert Solution

Answer 12

Interpretation Introduction

Interpretation:

The point group for Ethane with staggered conformation is to be determined.

Concept Introduction :

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer 13

Answer to Problem 4.1P

The point group of ethane with staggered conformation is D₃_d.

Answer 14

Explanation of Solution

The structure of ethane in staggered conformation can be drawn as

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 1

Ethane with staggered conformation has a C₃ rotational axis that passes through C-C bond. There are 3 C₂ rotational axes that will be perpendicular to the C₃ rotational axis. It passes through the mid point of the C-C bond and doesnot have any σ_h plane. The point group of ethane in the staggered conformation is D₃_d as it contains 3 σ_d planes which has two carbons as well as anti two hydrogens.

Answer 15

(b)

Expert Solution

Interpretation Introduction

Interpretation: The point group for Ethane with eclipsed conformation is to be determined.

Concept Introduction:

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of ethane with eclipsed conformation is D₃_h.

Explanation of Solution

The structure for ethane in eclipsed conformation is

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 2

C₃-rotational axis that passes through C-C bond is present in ethane in eclipsed conformation. This conformation has three C₂ axes which are perpendicular to the principal C₃ rotational axes and it passes through the mid-point of the C-C bond. The point group of the eclipsed ethane molecule is D₃_h as it has a plane of σ_h which is perpendicular to the C₃-rotational axis.

Answer 16

(b)

Expert Solution

Answer 17

(b)

Expert Solution

Answer 18

Expert Solution

Answer 19

Interpretation Introduction

Interpretation: The point group for Ethane with eclipsed conformation is to be determined.

Concept Introduction:

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer 20

Answer to Problem 4.1P

The point group of ethane with eclipsed conformation is D₃_h.

Answer 21

Explanation of Solution

The structure for ethane in eclipsed conformation is

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 2

C₃-rotational axis that passes through C-C bond is present in ethane in eclipsed conformation. This conformation has three C₂ axes which are perpendicular to the principal C₃ rotational axes and it passes through the mid-point of the C-C bond. The point group of the eclipsed ethane molecule is D₃_h as it has a plane of σ_h which is perpendicular to the C₃-rotational axis.

Answer 22

(c)

Expert Solution

Interpretation Introduction

Interpretation: The point group for chloroethane with staggered conformation is to be determined.

Concept Introduction : A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group in chloroethane with staggered conformation is C_s.

Explanation of Solution

The structure of Chloroethane with staggered conformation can be drawn as

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 3

The staggered conformation of chloroethane do not have any rotational axis. σ plane is present which contains two carbons as well as chlorine and an anti-hydroen of Cl. Therefore the point group of chloroethane with staggered conformation is C_s.

Answer 23

(c)

Expert Solution

Answer 24

(c)

Expert Solution

Answer 25

Expert Solution

Answer 26

Interpretation Introduction

Interpretation: The point group for chloroethane with staggered conformation is to be determined.

Concept Introduction : A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer 27

Answer to Problem 4.1P

The point group in chloroethane with staggered conformation is C_s.

Answer 28

Explanation of Solution

The structure of Chloroethane with staggered conformation can be drawn as

Inorganic Chemistry, Chapter 4, Problem 4.1P , additional homework tip 3

The staggered conformation of chloroethane do not have any rotational axis. σ plane is present which contains two carbons as well as chlorine and an anti-hydroen of Cl. Therefore the point group of chloroethane with staggered conformation is C_s.

Answer 29

(d)

Expert Solution

Interpretation Introduction

Interpretation:

The point group for 1,2-dichloroethane with staggered anti-conformation is to be determined.

Concept Introduction:

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer to Problem 4.1P

The point group of 1,2-dichloroethane with staggered anti-conformation is C₂_h.

Explanation of Solution

The staggered anti-conformation of 1,2-dichloroethane has C₂ rotational axis and it passes through the mid-point of C-C bond. This is perpendicular to the plane of Cl-C-C-Cl. The point group of the molecule is C₂_h as it has only one σ_h plane and it is perpendicular to the C₂ rotational axis.

Answer 30

(d)

Expert Solution

Answer 31

(d)

Expert Solution

Answer 32

Expert Solution

Answer 33

Interpretation Introduction

Interpretation:

The point group for 1,2-dichloroethane with staggered anti-conformation is to be determined.

Concept Introduction:

A point group defines all the operations of symmetry that could be performed on a molecule, results in an indistinguishable conformation from the original.

Answer 34

Answer to Problem 4.1P

The point group of 1,2-dichloroethane with staggered anti-conformation is C₂_h.

Answer 35

Explanation of Solution

The staggered anti-conformation of 1,2-dichloroethane has C₂ rotational axis and it passes through the mid-point of C-C bond. This is perpendicular to the plane of Cl-C-C-Cl. The point group of the molecule is C₂_h as it has only one σ_h plane and it is perpendicular to the C₂ rotational axis.