Question 1

What is the major organic product obtained from the following reaction?

Accepted Answer

A)  1-phenyl-1-butanol 
B)  1-phenyl-2-butanol 
C)  2-phenyl-1-butanol 
D)  butyrophenone, PhCOCH2CH2CH3 
A)  1-phenyl-1-butanol 
B)  1-phenyl-2-butanol 
C)  2-phenyl-1-butanol 
D)  butyrophenone, PhCOCH2CH2CH3

Question 2

Which combination(s) of amine and carbonyl compound can be used to prepare the following product by reductive amination?

Accepted Answer

A)  only 1 
B)  only 3 
C)  only 1 and 3 
D)  only 1, 2 and 4 
A)  only 1 
B)  only 3 
C)  only 1 and 3 
D)  only 1, 2 and 4

Question 3

What is the major organic product obtained from the following reaction?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
A)  1 
B)  2 
C)  3 
D)  4

Question 4

What is the major organic product obtained from the following reaction?

Accepted Answer

The answer of What is the major organic product obtained...

Question 5

What is the major organic product obtained from the following sequence of reactions?

Accepted Answer

The answer of What is the major organic product obtained...

Question 6

Which combination(s) of alkyl bromide and carbonyl compound can be used to prepare the following product by addition of the Grignard reagent derived from the alkyl bromide to the carbonyl compound?

Accepted Answer

A)  only 1 
B)  only 3 
C)  only 1 and 4 
D)  only 2 and 3 
A)  only 1 
B)  only 3 
C)  only 1 and 4 
D)  only 2 and 3

Question 7

What is the major organic product obtained from the following sequence of reactions?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
A)  1 
B)  2 
C)  3 
D)  4

Question 8

What is the major organic product obtained from the following reaction?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
A)  1 
B)  2 
C)  3 
D)  4

Question 9

What is the major organic product obtained from the following sequence of reactions?

Accepted Answer

The answer of What is the major organic product obtained...

Question 10

What is the IUPAC name of the following compound?

Accepted Answer

A)  4-phenyl-3-hexanone 
B)  3-phenyl-4-hexanone 
C)  1,2-diethyl-2-phenylethanal 
D)  1-methyl-1-phenyl-2-butanone 
A)  4-phenyl-3-hexanone 
B)  3-phenyl-4-hexanone 
C)  1,2-diethyl-2-phenylethanal 
D)  1-methyl-1-phenyl-2-butanone

Question 11

Which of the following statements is not true?

Accepted Answer

A)  The reaction of a ketone with methanol in the presence of acid to give a acetal proceeds via a resonance stabilized cation 
B)  Protonation of a ketone increases its electrophilicity 
C)  The conversion of a hemiacetal to an acetal under acidic conditions proceeds via an SN1 mechanism 
D)  The conversion of a hemiacetal to an acetal is catalyzed by both acid and base 
A)  The reaction of a ketone with methanol in the presence of acid to give a acetal proceeds via a resonance stabilized cation 
B)  Protonation of a ketone increases its electrophilicity 
C)  The conversion of a hemiacetal to an acetal under acidic conditions proceeds via an SN1 mechanism 
D)  The conversion of a hemiacetal to an acetal is catalyzed by both acid and base

Question 12

What is the correct assignment of the names of the following ketones?

Accepted Answer

A)  1 = acetone; 2 = phenol; 3 = benzaldehyde 
B)  1 = acetone; 2 = acetophenone; 3 = benzophenone 
C)  1 = formaldehyde; 2 = benzaldehyde; 3 = acetophenone 
D)  1 = acetaldehyde; 2 = acetophenone; 3 = benzaldehyde 
A)  1 = acetone; 2 = phenol; 3 = benzaldehyde 
B)  1 = acetone; 2 = acetophenone; 3 = benzophenone 
C)  1 = formaldehyde; 2 = benzaldehyde; 3 = acetophenone 
D)  1 = acetaldehyde; 2 = acetophenone; 3 = benzaldehyde

Question 13

What is the major organic product obtained from the following reaction?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
A)  1 
B)  2 
C)  3 
D)  4

Question 14

What is the major organic product obtained from the following reaction?

Accepted Answer

The answer of What is the major organic product obtained...

Question 15

What is the major organic product obtained from the following reaction?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
A)  1 
B)  2 
C)  3 
D)  4

Question 16

What is the major organic product obtained from the following sequence of reactions?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
A)  1 
B)  2 
C)  3 
D)  4

Question 17

What is the major organic product obtained from the following sequence of reactions?

Accepted Answer

The answer of What is the major organic product obtained...

Question 18

What is the major organic product obtained from the following reaction?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
A)  1 
B)  2 
C)  3 
D)  4

Question 19

What is the correct assignment of the names of the following functional groups?

Accepted Answer

A)  1 = imine; 2 = amine; 3 = hydrazone; 4 = oxime 
B)  1 = hydrazone; 2 = amine; 3 = imine; 4 = oxime 
C)  1 = oxime; 2 = imine; 3 = amine; 4 = hydrazone 
D)  1 = imine; 2 = hydrazone; 3 = oxime; 4 = amine 
A)  1 = imine; 2 = amine; 3 = hydrazone; 4 = oxime 
B)  1 = hydrazone; 2 = amine; 3 = imine; 4 = oxime 
C)  1 = oxime; 2 = imine; 3 = amine; 4 = hydrazone 
D)  1 = imine; 2 = hydrazone; 3 = oxime; 4 = amine

Question 20

Which of the following has the highest Keq for enolization?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
A)  1 
B)  2 
C)  3 
D)  4

Exam 16: Aldehydes and Ketones

What is the major organic product obtained from the following reaction?

Which combination(s) of amine and carbonyl compound can be used to prepare the following product by reductive amination?

What is the major organic product obtained from the following reaction?

What is the major organic product obtained from the following reaction?

What is the major organic product obtained from the following sequence of reactions?

Which combination(s) of alkyl bromide and carbonyl compound can be used to prepare the following product by addition of the Grignard reagent derived from the alkyl bromide to the carbonyl compound?

What is the major organic product obtained from the following sequence of reactions?

What is the major organic product obtained from the following reaction?

What is the major organic product obtained from the following sequence of reactions?

What is the IUPAC name of the following compound?

Which of the following statements is not true?

What is the correct assignment of the names of the following ketones?

What is the major organic product obtained from the following reaction?

What is the major organic product obtained from the following reaction?

What is the major organic product obtained from the following reaction?

What is the major organic product obtained from the following sequence of reactions?

What is the major organic product obtained from the following sequence of reactions?

What is the major organic product obtained from the following reaction?

What is the correct assignment of the names of the following functional groups?

Which of the following has the highest Keq for enolization?

Covalent Bonding and Shapes of Molecules

Alkanes and Cycloalkanes

Stereoisomerism and Chirality

Acids and Bases

Alkenes: Bonding, Nomenclature, and Properties

Reactions of Alkenes

Alkynes

Haloalkanes, Halogenation, and Radical Reactions

Nucleophilic Substitution and Beta-Elimination

Alcohols

Ethers, Epoxides, and Sulfides

Infrared Spectroscopy

Nuclear Magnetic Resonance Spectroscopy

Mass Spectrometry

An Introduction to Organometallic Compounds

Carboxylic Acids

Functional Derivatives of Carboxylic Acids

Enolate Anions and Enamines

Dienes, Conjugated Systems, and Pericyclic Reactions

Benzene and the Concept of Aromaticity

Reactions of Benzene and Its Derivatives

Filters

Which of the following has the highest K_eq for enolization?