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This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Organic Chemistry knowledge and support exam preparation. Choose a topic below to get started.
1. |
Which cyclic ketone enamine is most reactive? |
A. | Five membered |
B. | Six membered |
C. | Seven membered |
D. | Eight membered |
Answer» B. Six membered | |
2. |
What is the name of the following reaction of enamine? |
A. | Condensation reaction |
B. | Alkylation reaction |
C. | Rearrangement reaction |
D. | Redox reaction |
Answer» C. Rearrangement reaction | |
3. |
What is the name of the compound A in the given reaction of enamine? |
A. | Imine salt |
B. | Amine |
C. | Carbinoamine |
D. | Amide |
Answer» B. Amine | |
4. |
What is the name of the compound A in the given reaction of formation of enamine? |
A. | Imine |
B. | Amine |
C. | Carbinoamine |
D. | Amide |
Answer» D. Amide | |
5. |
What is the type of the following reaction? |
A. | Condensation reaction |
B. | Acylation reaction |
C. | Rearrangement reaction |
D. | Redox reaction |
Answer» B. Acylation reaction | |
6. |
What is the name of the given compound? |
A. | Amine |
B. | Imine |
C. | Enamine |
D. | Amide |
Answer» D. Amide | |
7. |
Which_cyclic_ketone_enamine_is_most_reactive?$ |
A. | Five membered |
B. | Six membered |
C. | Seven membered |
D. | Eight membered |
Answer» B. Six membered | |
8. |
What is the name of the compound formed when alkylation of enamine is followed by hydrolysis? |
A. | Carboxylic acid |
B. | Ketone |
C. | Amide |
D. | ester |
Answer» C. Amide | |
9. |
Enamine shows which type of behavior? |
A. | Basic |
B. | Electrophilic and acidic |
C. | Nucleophilic and basic |
D. | Nucleophilic |
Answer» D. Nucleophilic | |
10. |
Which of the following is not true about enamines? |
A. | Enamine are derived by the condensation of an aldehyde or ketone with a primary amine |
B. | Enamines are versatile intermediates |
C. | Enamines are considered to be nitrogen analogs of enols |
D. | They are tautomeric form of imine |
Answer» B. Enamines are versatile intermediates | |
11. |
The phenomenon or process by which imine are converted into enamine is which of the following? |
A. | Imination |
B. | Enamination |
C. | Amination |
D. | Tautomerism |
Answer» E. | |