21. During decarboxylation, which final step occurs after carbon dioxide has been lost? a. keto-enol tautomerism to give an enol product b. keto-enol tautomerism to give a keto product IF c. Nothing, loss of carbon dioxide directly generates the final enol product. d. Nothing, loss of carbon dioxide directly generates the final keto product. Page 142 Chapter 14 Carboxylic Acids and Carboxylic Acid Derivatives 22. In the Aldol Reaction what is the nucleophile and electrophile? a. A carbonyl group (aldehyde or ketone) is the nucleophile while an enolate is the electrophile. b. A carboxylate (conjugate base of an acid) is the nucleophile while an enolate is the electrophile. c. An enol is the nucleophile while an enolate is the electrophile. d. A carbonyl group (aldehyde or ketone) is the electrophile while an enolate is the nucleophile.

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Chapter1: Chemical Foundations
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Questions 21 and 22
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21. During decarboxylation, which final step occurs after carbon dioxide has been lost?
a. keto-enol tautomerism to give an enol product
b. keto-enol tautomerism to give a keto product
c. Nothing, loss of carbon dioxide directly generates the final enol product.
d. Nothing, loss of carbon dioxide directly generates the final keto product.
Page 142
Chapter 14 Carboxylic Acids and Carboxylic Acid Derivatives
22. In the Aldol Reaction what is the nucleophile and electrophile?
a. A carbonyl group (aldehyde or ketone) is the nucleophile while an enolate is the electrophile.
b. A carboxylate (conjugate base of an acid) is the nucleophile while an enolate is the electrophile.
C. An enol is the nucleophile while an enolate is the electrophile.
d. A carbonyl group (aldehyde or ketone) is the electrophile while an enolate is the nucleophile.
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Transcribed Image Text:Mailings Review View Help put References O Find - - A A Aa v A Heading 1 Normal No Spacing Replace Dictate Sensit x A 2. A . v田。 A Select v Styles Editing Voice Sensit Paragraph 21. During decarboxylation, which final step occurs after carbon dioxide has been lost? a. keto-enol tautomerism to give an enol product b. keto-enol tautomerism to give a keto product c. Nothing, loss of carbon dioxide directly generates the final enol product. d. Nothing, loss of carbon dioxide directly generates the final keto product. Page 142 Chapter 14 Carboxylic Acids and Carboxylic Acid Derivatives 22. In the Aldol Reaction what is the nucleophile and electrophile? a. A carbonyl group (aldehyde or ketone) is the nucleophile while an enolate is the electrophile. b. A carboxylate (conjugate base of an acid) is the nucleophile while an enolate is the electrophile. C. An enol is the nucleophile while an enolate is the electrophile. d. A carbonyl group (aldehyde or ketone) is the electrophile while an enolate is the nucleophile. ans: On Accessibility: Investigate D'Focus .. prt sc F10 home end inser F9 F11 F12 & 4. 7 W R U D F G K
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