The value of ‘n’ has to be estimated. Concept Introduction: Criteria for Aromaticity: 1. A molecule must be cyclic. 2. Every atom in the ring must have a p-orbital. 3. The molecule must be planar. 4. π- Cloud must contain an odd number of pairs of π-electrons .

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Answer 1

Question

Chapter 8.17, Problem 49P

(a)

Interpretation Introduction

Interpretation: The value of ‘n’ has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.

(b)

Interpretation Introduction

Interpretation: The prediction of aromaticity has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.

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What is the value of n in Hückel’s rule when a compound has nine pairs of pie electrons? a. Is such a compound aromatic?

a. What is the value of n in Hückel’s rule when a compound has nine pairs of p electrons? b. Is such a compound aromatic?

Some of the following compounds show aromatic properties, and others do not. Predict which ones are likely to be aromatic, and explain why they are aromatic or not.

Answer 2

Question

Chapter 8.17, Problem 49P

(a)

Interpretation Introduction

Interpretation: The value of ‘n’ has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.

(b)

Interpretation Introduction

Interpretation: The prediction of aromaticity has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 3

Question

Chapter 8.17, Problem 49P

(a)

Interpretation Introduction

Interpretation: The value of ‘n’ has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.

(b)

Interpretation Introduction

Interpretation: The prediction of aromaticity has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.

Expert Solution & Answer

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Answer 4

Question

Chapter 8.17, Problem 49P

(a)

Interpretation Introduction

Interpretation: The value of ‘n’ has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.

(b)

Interpretation Introduction

Interpretation: The prediction of aromaticity has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.

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Answer 5

Chapter 8.17, Problem 49P

(a)

Interpretation Introduction

Interpretation: The value of ‘n’ has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.

(b)

Interpretation Introduction

Interpretation: The prediction of aromaticity has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.

Answer 6

Chapter 8.17, Problem 49P

(a)

Interpretation Introduction

Interpretation: The value of ‘n’ has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.

Answer 7

Chapter 8.17, Problem 49P

(a)

Interpretation Introduction

Interpretation: The value of ‘n’ has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.

Answer 8

(b)

Interpretation Introduction

Interpretation: The prediction of aromaticity has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.

Answer 9

(b)

Interpretation Introduction

Interpretation: The prediction of aromaticity has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.

Answer 10

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Answer 11

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Answer 12

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Answer 13

Ch. 8.1 - Prob. 1P Ch. 8.1 - Prob. 2P Ch. 8.4 - Prob. 3P Ch. 8.5 - Prob. 4P Ch. 8.5 - Prob. 6P Ch. 8.6 - a. Predict the relative bond lengths of the three...Ch. 8.6 - Prob. 8P Ch. 8.6 - Prob. 9P Ch. 8.6 - Prob. 10P Ch. 8.7 - Prob. 11P

The value of ‘n’ has to be estimated. Concept Introduction: Criteria for Aromaticity: 1. A molecule must be cyclic. 2. Every atom in the ring must have a p-orbital. 3. The molecule must be planar. 4. π- Cloud must contain an odd number of pairs of π-electrons .

Solution Summary: The author explains that 'n' stands for a whole number, if the number of pi-electrons satisfies the Huckel’s rule (4n+2)

Concept explainers

Interpretation: The value of ‘n’ has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.

Interpretation: The prediction of aromaticity has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.

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Chapter 8 Solutions

The value of ‘n’ has to be estimated. Concept Introduction: Criteria for Aromaticity: 1. A molecule must be cyclic. 2. Every atom in the ring must have a p-orbital. 3. The molecule must be planar. 4. π- Cloud must contain an odd number of pairs of π-electrons .

Solution Summary: The author explains that 'n' stands for a whole number, if the number of pi-electrons satisfies the Huckel’s rule (4n+2)

Concept explainers

Interpretation: The value of ‘n’ has to be estimated. Concept Introduction: Criteria for Aromaticity: 1. A molecule must be cyclic. 2. Every atom in the ring must have a p-orbital. 3. The molecule must be planar. 4. π- Cloud must contain an odd number of pairs of π-electrons.

Interpretation: The prediction of aromaticity has to be estimated. Concept Introduction: Criteria for Aromaticity: 1. A molecule must be cyclic. 2. Every atom in the ring must have a p-orbital. 3. The molecule must be planar. 4. π- Cloud must contain an odd number of pairs of π-electrons.

Want to see the full answer?

Chapter 8 Solutions

Interpretation: The value of ‘n’ has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.

Interpretation: The prediction of aromaticity has to be estimated.

Concept Introduction:

Criteria for Aromaticity:

1. A molecule must be cyclic.

2. Every atom in the ring must have a p-orbital.

3. The molecule must be planar.

4. π- Cloud must contain an odd number of pairs of π-electrons.