- Consider the data in the Table below to answer the following questions: Acidities of Substituted Benzoic and Acetic Acids pk,s at 25C Y-CH COOH Y Y - CH₂COOH meta para H 4.75 4.19 4.19 2.47 3.64 3.55 3.57 4.09 4.46 CN OCH 3 A. Draw the structure of the strongest acid in the table above. B. Explain why cyanoacetic acid and methoxyacetic acid are more acidic than their correspondingly substituted benzoic acid counterparts.
- Consider the data in the Table below to answer the following questions: Acidities of Substituted Benzoic and Acetic Acids pk,s at 25C Y-CH COOH Y Y - CH₂COOH meta para H 4.75 4.19 4.19 2.47 3.64 3.55 3.57 4.09 4.46 CN OCH 3 A. Draw the structure of the strongest acid in the table above. B. Explain why cyanoacetic acid and methoxyacetic acid are more acidic than their correspondingly substituted benzoic acid counterparts.
Chapter20: Carboxylic Acids And Nitriles
Section20.4: Substituent Effects On Acidity
Problem 7P: Dicarboxylic acids have two dissociation constants, one for the initial dissociation into a...
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Transcribed Image Text:- Consider the data in the Table below to answer the following questions:
Acidities of Substituted Benzoic and Acetic Acids
pk,s at 25C
Y-CH COOH
Y
Y - CH₂COOH
meta
para
H
4.75
4.19
4.19
2.47
3.64
3.55
3.57
4.09
4.46
CN
OCH 3
A. Draw the structure of the strongest acid in the table above.
B. Explain why cyanoacetic acid and methoxyacetic acid are more acidic than their correspondingly
substituted benzoic acid counterparts.
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