Concept explainers
(a)
Interpretation:
Whether the given molecule is
Concept introduction:
The molecules, to be aromatic, must obey Hückel’s rule of
Answer to Problem 14.41P
The given molecule is nonaromatic due to lack of planarity.
Explanation of Solution
The given structure is:
The molecule has total
The molecule is determined as nonaromatic based on the structure planarity.
(b)
Interpretation:
Whether the given molecule is aromatic, antiaromatic, or nonaromatic, is to be determined.
Concept introduction:
The molecules, to be an aromatic, must obey Hückel’s rule of
Answer to Problem 14.41P
The given molecule is nonaromatic due to lack of planarity.
Explanation of Solution
The given structure is:
The molecule has total
The molecule is determined as nonaromatic based on the structure planarity.
(c)
Interpretation:
Whether the given molecule is aromatic, antiaromatic, or nonaromatic, is to be determined.
Concept introduction:
The molecules, to be an aromatic, must obey Hückel’s rule of
Answer to Problem 14.41P
The given molecule is aromatic as it is planar, has cyclic conjugation, and obeys Hückel’s rule.
Explanation of Solution
The given structure is:
The given molecule is planar and has total
The molecule is determined as aromatic based on the Hückel’s rule.
(d)
Interpretation:
Whether the given molecule is aromatic, antiaromatic, or nonaromatic, is to be determined.
Concept introduction:
The molecules, to be an aromatic, must obey Hückel’s rule of
Answer to Problem 14.41P
The given molecule is nonaromatic due non cyclic conjugated system.
Explanation of Solution
The given structure is:
The molecule has a conjugated system of total
The molecule is determined as nonaromatic based on the non cyclic structure which lacks cyclic conjugation.
(e)
Interpretation:
Whether the given molecule is aromatic, antiaromatic, or nonaromatic, is to be determined.
Concept introduction:
The molecules, to be an aromatic, must obey Hückel’s rule of
Answer to Problem 14.41P
The given molecule is aromatic as it is planar, has cyclic conjugation, and obeys Hückel’s rule.
Explanation of Solution
The given structure is:
The molecule is planar and has fully cyclic conjugated system of total
The molecule is determined as aromatic based on planarity, fully conjugated system, and having Hückel’s rule of
(f)
Interpretation:
Whether the given molecule is aromatic, antiaromatic, or nonaromatic, is to be determined.
Concept introduction:
The molecules, to be an aromatic, must obey Hückel’s rule of
Answer to Problem 14.41P
The given molecule is nonaromatic as it is not conjugated and does not obey Hückel’s rule.
Explanation of Solution
The given structure is:
The molecule has only
The molecule is determined as nonaromatic based on the non-conjugated system of
(g)
Interpretation:
Whether the given molecule is aromatic, antiaromatic, or nonaromatic, is to be determined.
Concept introduction:
The molecules, to be an aromatic, must obey Hückel’s rule of
Answer to Problem 14.41P
The given molecule is nonaromatic as it has no cyclic conjugated system.
Explanation of Solution
The given structure is:
One of the lone pair on the oxygen atom participates in the resonance, thus, the molecule has
The molecule is determined as nonaromatic based on non-conjugated system of
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Chapter 14 Solutions
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- Organic Chemistry: A Guided InquiryChemistryISBN:9780618974122Author:Andrei StraumanisPublisher:Cengage Learning