Question 1

Which of the following is true of the Wolff-Kishner reduction?

Accepted Answer

A) It always takes place under acidic conditions. 
B) It converts ketones to alcohols. 
C) It converts aldehydes to alcohols. 
D) It converts carbonyls in ketones to a CH2 group. 
E) It requires neutral conditions. 
A) It always takes place under acidic conditions. 
B) It converts ketones to alcohols. 
C) It converts aldehydes to alcohols. 
D) It converts carbonyls in ketones to a CH2 group. 
E) It requires neutral conditions.

Question 2

What is the aldol condensation product for the following reaction?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 3

Give the starting material that best completes the following reaction.

Accepted Answer

The answer of Give the starting material that best completes...

Question 4

When the carbonyl of an aldehyde is protonated with H2SO4,which of the following is not true?

Accepted Answer

A) The protonated aldehyde is more likely to react with alcohols. 
B) The protonated carbonyl has a formal charge. 
C) The protonated aldehyde becomes more nucleophilic. 
D) The protonation of the aldehyde is reversible. 
E) The protonated aldehyde is more likely to react with water. 
A) The protonated aldehyde is more likely to react with alcohols. 
B) The protonated carbonyl has a formal charge. 
C) The protonated aldehyde becomes more nucleophilic. 
D) The protonation of the aldehyde is reversible. 
E) The protonated aldehyde is more likely to react with water.

Question 5

Provide the starting material for the following reaction.

Accepted Answer

The answer of Provide the starting material for the following...

Question 6

What is the most likely product of the following reaction?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) No reaction will occur. 
A) I 
B) II 
C) III 
D) IV 
E) No reaction will occur.

Question 7

Give the appropriate starting material for the reaction below.

Accepted Answer

The answer of Give the appropriate starting material for the...

Question 8

Which of the following nucleophiles would add to an α,β-unsaturated ketone via direct addition?

Accepted Answer

A) KCN 
B) KOH 
C) Br2 
D) NH2CH2CH2CH3 
E) HOCH2CH2CH3 
A) KCN 
B) KOH 
C) Br2 
D) NH2CH2CH2CH3 
E) HOCH2CH2CH3

Question 9

What is the aldol condensation product for the following reaction?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 10

What is the most likely product of the following reaction?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 11

What is the aldol condensation product for the following reaction?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 12

Give the product and provide a mechanism for the following reaction.

Accepted Answer

The answer of Give the product and provide a mechanism...

Question 13

What is the most likely product of the following reaction?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) No reaction will occur. 
A) I 
B) II 
C) III 
D) IV 
E) No reaction will occur.

Question 14

Which of the following molecules cannot undergo an intramolecular aldol condensation when treated with NaOH?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 15

Give the product for the following reaction.

Accepted Answer

The answer of Give the product for the following reaction....

Question 16

What is the major product for the following reaction?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 17

What is the most likely product of the following reaction?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Question 18

Which of the following functional groups can be hydrolyzed to a carbonyl using excess water in acid?

Accepted Answer

A) Imine 
B) Enamine 
C) Acetal 
D) Hemiacetal 
E) All of the above (a-d) 
A) Imine 
B) Enamine 
C) Acetal 
D) Hemiacetal 
E) All of the above (a-d)

Question 19

Which of the following functional groups is present in the compound below?

Accepted Answer

A) Amine 
B) Imine 
C) Enamine 
D) Amide 
E) Acetal 
A) Amine 
B) Imine 
C) Enamine 
D) Amide 
E) Acetal

Question 20

What is the most likely product of the following reaction?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
E) V 
A) I 
B) II 
C) III 
D) IV 
E) V

Exam 20: Nucleophilic Addition to Polar Π Bonds 2: Addition of Weak Nucleophiles and Acid and Base Catalysis

Which of the following is true of the Wolff-Kishner reduction?

What is the aldol condensation product for the following reaction?

Give the starting material that best completes the following reaction.

When the carbonyl of an aldehyde is protonated with H2SO4,which of the following is not true?

Provide the starting material for the following reaction.

What is the most likely product of the following reaction?

Give the appropriate starting material for the reaction below.

Which of the following nucleophiles would add to an α,β-unsaturated ketone via direct addition?

What is the aldol condensation product for the following reaction?

What is the most likely product of the following reaction?

What is the aldol condensation product for the following reaction?

Give the product and provide a mechanism for the following reaction.

What is the most likely product of the following reaction?

Which of the following molecules cannot undergo an intramolecular aldol condensation when treated with NaOH?

Give the product for the following reaction.

What is the major product for the following reaction?

What is the most likely product of the following reaction?

Which of the following functional groups can be hydrolyzed to a carbonyl using excess water in acid?

Which of the following functional groups is present in the compound below?

What is the most likely product of the following reaction?

Atomic and Molecular Structure

Interchapter: Nomenclature 1-4

Interchapter 1molecular Orbital Theory and Chemical Reactions

Three-Dimensional Geometry,intermolecular Interactions,and Physical Properties

Orbital Interactions 1: Hybridization and Two-Center Molecular Orbitals

Isomerism 1: Conformational and Constitutional Isomers

Isomerism 2: Chirality,enantiomers,and Diastereomers

The Proton Transfer Reaction: an Introduction to Mechanisms,thermodynamics,and Charge Stability

An Overview of the Most Common Elementary Steps

An Introduction to Multistep Mechanisms: Sn1 and E1 Reactions

Nucleophilic Substitution and Elimination Reactions 1: Competition Among Sn2,sn1,e2,and E1 Reactions

Nucleophilic Substitution and Elimination Reactions 2: Reactions That Are Useful for Synthesis

Electrophilic Addition to Nonpolar Π Bonds 1: Addition of a Brønsted Acid

Electrophilic Addition to Nonpolar Π Bonds 2: Reactions Involving Cyclic Transition States

Organic Synthesis 1: Beginning Concepts

Orbital Interactions 2: Extended Π Systems,conjugation,and Aromaticity

Structure Determination 1: Ultravioletvisible and Infrared Spectroscopies

Structure Determination 2: Nuclear Magnetic Resonance Spectroscopy and Mass Spectrometry

Nucleophilic Addition to Polar Π Bonds 1: Addition of Strong Nucleophiles

Organic Synthesis 2: Intermediate Topics in Synthesis Design,and Useful Reduction and Oxidation Reactions

Nucleophilic Additionelimination Reactions 1: the General Mechanism Involving Strong Nucleophiles

Nucleophilic Additionelimination Reactions 2: Weak Nucleophiles

Electrophilic Aromatic Substitution 1: Substitution on Benzene; Useful Accompanying Reactions

Electrophilic Aromatic Substitution 2: Substitution on Mono- and Disubstituted Benzene and Other Aromatic Rings

The Dielsalder Reaction and Other Pericyclic Reactions

Reactions Involving Free Radicals

Polymers

Filters

When the carbonyl of an aldehyde is protonated with H₂SO₄,which of the following is not true?