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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

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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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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