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See Figure 5-6. 4-Cyanophenol has a pK₂ = 8.0, whereas phenol has a pK₂= 10.0. The resonance form that best illustrates why 4-cyanophenol is more acidic is A B с D E

See Figure 5-6. 4-Cyanophenol has a pK₂ = 8.0, whereas phenol has a pK₂= 10.0. The resonance form that best illustrates why 4-cyanophenol is more acidic is A B с D E

Introduction to General, Organic and Biochemistry
Introduction to General, Organic and Biochemistry
11th Edition
ISBN:9781285869759
Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Publisher:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Chapter10: Organic Chemistry
Section: Chapter Questions
Problem 10.27P: 10-27 What is meant by the term functional group?
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Figure 5-6 3-H A phenol рка ~ 10 Il fanfa pha~ g 8 $$$$4 N:O E
Transcribed Image Text:Figure 5-6 3-H A phenol рка ~ 10 Il fanfa pha~ g 8 $$$$4 N:O E
See Figure 5-6. 4-Cyanophenol has a pK₂ = 8.0, whereas phenol has a pK₂= 10.0. The resonance form that best illustrates why 4-cyanophenol is more acidic is A B с D E
Transcribed Image Text:See Figure 5-6. 4-Cyanophenol has a pK₂ = 8.0, whereas phenol has a pK₂= 10.0. The resonance form that best illustrates why 4-cyanophenol is more acidic is A B с D E
Expert Solution
Step 1: concept

pKa = - log Ka

Hgher the pKa value indicate lower the acidity.

Acidity increases with increasing the stability of conjugate base which obtained by deprotonation of acid.

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