Essential Organic Chemistry, Global Edition
Essential Organic Chemistry, Global Edition
3rd Edition
ISBN: 9781292089034
Author: Paula Yurkanis Bruice
Publisher: PEARSON
Question
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Chapter 7, Problem 31P
Interpretation Introduction

Interpretation:

The compounds having delocalized electrons have to be predicted.

Concept Introduction:

Resonance Contributor: The appropriate structure with the delocalized electrons is called a resonance contributor, a resonance structure, or a contributing resonance structure.

Delocalized electrons: The sharing of electrons between two or more atoms known as delocalization of electrons.  In order to have delocalized electrons, the system must be planar and have alternative double bonds and single bonds.

Resonance hybrid: The actual structure with delocalized electrons is called a resonance hybrid.

Expert Solution & Answer
Check Mark

Explanation of Solution

Reason for correct options:

Essential Organic Chemistry, Global Edition, Chapter 7, Problem 31P

The above compounds all have delocalized electrons, which undergo electron movement.

The resonance structures can be drawn as shown above.

Hence, the correct options are A, B, C, E, J, K and L.

Reason for in-correct options:

The remaining compounds do not contain delocalized electrons since the conjugated system is absent.

Hence, the in-correct options are D, F, G, H, I, J, and K.

Conclusion

The compounds containing delocalized electrons were predicted.

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Chapter 7 Solutions

Essential Organic Chemistry, Global Edition

Ch. 7.8 - Which member of each pair is the stronger base? a....Ch. 7.9 - Prob. 13PCh. 7.9 - Which species in each of the following pairs is...Ch. 7.9 - Prob. 16PCh. 7.11 - Prob. 18PCh. 7.11 - Prob. 19PCh. 7.11 - Prob. 20PCh. 7.11 - Prob. 21PCh. 7.11 - Prob. 22PCh. 7.12 - Prob. 23PCh. 7.12 - Prob. 24PCh. 7.15 - Prob. 25PCh. 7.15 - Which of the following are aromatic? A...Ch. 7.17 - Prob. 29PCh. 7.17 - Prob. 30PCh. 7 - Prob. 31PCh. 7 - Prob. 32PCh. 7 - Prob. 33PCh. 7 - Prob. 34PCh. 7 - Prob. 35PCh. 7 - Prob. 36PCh. 7 - Which of the compounds in each of the following...Ch. 7 - Prob. 39PCh. 7 - Prob. 40PCh. 7 - Prob. 41PCh. 7 - Prob. 42PCh. 7 - Prob. 43PCh. 7 - Prob. 44PCh. 7 - Prob. 45PCh. 7 - Which species in each of the pairs in Problem 45...Ch. 7 - Rank the following anions in order from most basic...Ch. 7 - a. Which oxygen atom has the greater electron...Ch. 7 - Prob. 49PCh. 7 - Which compound is the strongest base?Ch. 7 - Prob. 51PCh. 7 - Prob. 52PCh. 7 - Prob. 53PCh. 7 - Prob. 54PCh. 7 - Prob. 55PCh. 7 - a. Which dienophile in each pair is more reactive...Ch. 7 - Prob. 57PCh. 7 - Draw the product of each of the following...Ch. 7 - Prob. 59PCh. 7 - Prob. 60PCh. 7 - Prob. 61PCh. 7 - a. In what direction is the dipole moment in...Ch. 7 - Propose a mechanism for each of the following...Ch. 7 - Prob. 1PCh. 7 - Prob. 2PCh. 7 - Prob. 3PCh. 7 - Prob. 4PCh. 7 - Prob. 5PCh. 7 - Prob. 6PCh. 7 - Prob. 7PCh. 7 - Prob. 8PCh. 7 - Prob. 9PCh. 7 - Prob. 10PCh. 7 - Prob. 11PCh. 7 - Prob. 12P
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