
Concept explainers
(a)
Interpretation:
The bond angle in the given molecule is to be stated. The answer is to be explained.
Concept introduction:
There are various theories which explain the geometry of the molecules. The geometry is decided on the basis of specific position of atom in the molecule. The bond lengths and bond angles between the bonded atoms play a major role in this. The bond angle is specific for a specific geometry of the molecule.

Answer to Problem 1.28AP
The bond angle in the given molecule is
Explanation of Solution
The given molecule is
Figure 1
The bond angle for V-shaped geometry is
The bond angle in the given molecule is
(b)
Interpretation:
The bond angle in the given molecule is to be stated. The answer is to be explained.
Concept introduction:
There are various theories which explain the geometry of the molecules. The geometry is decided on the basis of specific position of atom in the molecule. The bond lengths and bond angles between the bonded atoms play a major role in this. The bond angle is specific for a specific geometry of the molecule.

Answer to Problem 1.28AP
The bond angle in the given molecule is
Explanation of Solution
The given molecule is
Figure 2
The bond angle for linear geometry is
The bond angle in the given molecule is
(c)
Interpretation:
The bond angle in the given molecule is to be stated. The answer is to be explained.
Concept introduction:
There are various theories which explain the geometry of the molecules. The geometry is decided on the basis of specific position of atom in the molecule. The bond lengths and bond angles between the bonded atoms play a major role in this. The bond angle is specific for a specific geometry of the molecule.

Answer to Problem 1.28AP
The bond angle in the given molecule is
Explanation of Solution
The given molecule is
Figure 3
The bond angle for planar geometry is
The bond angle in the given molecule is
(d)
Interpretation:
The bond angle in the given molecule is to be stated. The answer is to be explained.
Concept introduction:
There are various theories which explain the geometry of the molecules. The geometry is decided on the basis of specific position of atom in the molecule. The bond lengths and bond angles between the bonded atoms play a major role in this. The bond angle is specific for a specific geometry of the molecule.

Answer to Problem 1.28AP
The bond angle in the given molecule is
Explanation of Solution
The given molecule is
Figure 4
The bond angle for tetrahedral geometry is
The bond angle in the given molecule is
(e)
Interpretation:
The bond angle in the given molecule is to be stated. The answer is to be explained.
Concept introduction:
There are various theories which explain the geometry of the molecules. The geometry is decided on the basis of specific position of atom in the molecule. The bond lengths and bond angles between the bonded atoms play a major role in this. The bond angle is specific for a specific geometry of the molecule.

Answer to Problem 1.28AP
The bond angle in the given molecule is
Explanation of Solution
The given molecule is shown in figure 5.
Figure 5
In the given molecule, the oxygen atoms are bonded to each other. The geometry of the given molecule is V-shaped. This geometry of molecule is shown in figure 6.
Figure 6
The bond angle for V-shaped geometry in case of ozone is more than the usual bond angle. This is because of the repulsion between the lone pairs of electrons. Thus, the bond angle in the given molecule is
The bond angle in the given molecule is
(f)
Interpretation:
The bond angle in the given molecule is to be stated. The answer is to be explained.
Concept introduction:
There are various theories which explain the geometry of the molecules. The geometry is decided on the basis of specific position of atom in the molecule. The bond lengths and bond angles between the bonded atoms play a major role in this. The bond angle is specific for a specific geometry of the molecule.

Answer to Problem 1.28AP
The bond angle in the given molecule for
Explanation of Solution
The given molecule is shown in figure 7.
Figure 7
In the given molecule, the carbon atoms are bonded to each other in the linear fashion. Thus, it has only bond pair of electrons. Therefore, the geometry of the given molecule is linear. This geometry of molecule is shown in figure 8.
Figure 8
The bond angle for linear geometry is
The bond angle in the given molecule for
(g)
Interpretation:
The bond angle in the given molecule is to be stated. The answer is to be explained.
Concept introduction:
There are various theories which explain the geometry of the molecules. The geometry is decided on the basis of specific position of atom in the molecule. The bond lengths and bond angles between the bonded atoms play a major role in this. The bond angle is specific for a specific geometry of the molecule.

Answer to Problem 1.28AP
The bond angle in the given molecule is
Explanation of Solution
The given molecule is shown in figure 9.
Figure 9
In the given molecule, the nitrogen atom is bonded to two oxygen atoms and one carbon atom. Thus, it has three bond pairs of electrons and nitrogen carries a positive charge. Therefore, the geometry of the given molecule is planar. This geometry of molecule is shown in figure 10.
Figure 10
The bond angle for planar geometry is
The bond angle in the given molecule is
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Chapter 1 Solutions
Organic Chemistry
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