Question 1

Which of the following heterocyclic amines is pyrimidine?

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)    D

Question 2

Which of the following heterocyclic amines is aziridine?

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)    A

Question 3

Which of the following heterocycles is pyrrole?

Accepted Answer

A)  pyridine 
B)  thiophene 
C)  furan 
D)  pyrrole 
E)  imidazole 
A)  pyridine 
B)  thiophene 
C)  furan 
D)  pyrrole 
E)  imidazole D

Question 4

Which set of reagents will accomplish the following synthesis?

Accepted Answer

A)  1.BrS1U1B12S1U1B0/FeBrS1U1B13S1U1B0; 2. PhLi 
B)  1.HBr; 2. PhS1U1B12S1U1B0CuLi 
C)  1.BrS1U1B12S1U1B0, heat; 2. PhLi 
D)  1.BrS1U1B12S1U1B0/FeBrS1U1B13S1U1B0; 2. PhS1U1B12S1U1B0CuLi 
E)  Ph-Br/FeBrS1U1B13S1U1B0 
A)  1.BrS1U1B12S1U1B0/FeBrS1U1B13S1U1B0; 2. PhLi 
B)  1.HBr; 2. PhS1U1B12S1U1B0CuLi 
C)  1.BrS1U1B12S1U1B0, heat; 2. PhLi 
D)  1.BrS1U1B12S1U1B0/FeBrS1U1B13S1U1B0; 2. PhS1U1B12S1U1B0CuLi 
E)  Ph-Br/FeBrS1U1B13S1U1B0

Question 5

Which of the following has the lowest pKS1U1B1aS1U1B0?

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 6

Which of the following statements is not true?

Accepted Answer

A)  Benzene and substituted benzenes are nucleophiles and undergo electrophilic aromatic substitution. 
B)  Pyridine is much less nucleophilic than benzene and undergoes nucleophilic aromatic substitution. 
C)  Pyrrole, furan, and thiophene are more nucleophilic than benzene and only undergo electrophilic aromatic substitution. 
D)  Highly deactivated, substituted benzene rings undergo nucleophilic aromatic substitution. 
E)  Pyridine fails to undergo electrophilic aromatic substitution. 
A)  Benzene and substituted benzenes are nucleophiles and undergo electrophilic aromatic substitution. 
B)  Pyridine is much less nucleophilic than benzene and undergoes nucleophilic aromatic substitution. 
C)  Pyrrole, furan, and thiophene are more nucleophilic than benzene and only undergo electrophilic aromatic substitution. 
D)  Highly deactivated, substituted benzene rings undergo nucleophilic aromatic substitution. 
E)  Pyridine fails to undergo electrophilic aromatic substitution.

Question 7

Pyridine undergoes electrophilic aromatic substitution at the ____________.

Accepted Answer

A)  1-position 
B)  2-position 
C)  3-position 
D)  4-position 
E)  2- and 4-positions 
A)  1-position 
B)  2-position 
C)  3-position 
D)  4-position 
E)  2- and 4-positions

Question 8

What is the correct name for the following compound?

Accepted Answer

A)  N-ethyl-1-methylpiperidine 
B)  N-ethyl-3-methylpiperidine 
C)  N-ethyl-1-methylpyrrolidine 
D)  N-ethyl-3-methylpyrrolidine 
E)  N-ethyl-3-methylazetidine 
A)  N-ethyl-1-methylpiperidine 
B)  N-ethyl-3-methylpiperidine 
C)  N-ethyl-1-methylpyrrolidine 
D)  N-ethyl-3-methylpyrrolidine 
E)  N-ethyl-3-methylazetidine

Question 9

Which compound is the product of the following reaction?

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 10

What is the correct order of decreasing delocalization energies of the following aromatic rings?

Accepted Answer

A)  1>2>3>4>5 
B)  2>1>3>5>4 
C)  4>3>5>2>1 
D)  1>2>5>4>3 
E)  1>5>3>4>2 
A)  1>2>3>4>5 
B)  2>1>3>5>4 
C)  4>3>5>2>1 
D)  1>2>5>4>3 
E)  1>5>3>4>2

Question 11

Pyridine undergoes nucleophilic aromatic substitution at the___________

Accepted Answer

A) 1-position 
B)  2-position 
C)  3-position 
D)  4-position 
E) 2- and 4-positions 
A) 1-position 
B)  2-position 
C)  3-position 
D)  4-position 
E) 2- and 4-positions

Which of the following heterocyclic amines is pyrimidine?

Which of the following heterocyclic amines is aziridine?

Which of the following heterocycles is pyrrole?

Which set of reagents will accomplish the following synthesis?

Which of the following has the lowest pK_a?

Which of the following statements is not true?

Pyridine undergoes electrophilic aromatic substitution at the ____________.

What is the correct name for the following compound?

Which compound is the product of the following reaction?

What is the correct order of decreasing delocalization energies of the following aromatic rings?

Pyridine undergoes nucleophilic aromatic substitution at the___________

Remembering General Chemistry Electronic Structure and Bonding

Acids and Bases Central to Understanding Organic Chemistry

An Introduction to Organic Compounds Nomenclature, Physical Properties, and Structure

Isomers the Arrangement of Atoms in Space

Alkenes Structure, Nomenclature, and an Introduction to Reactivity Thermodynamics and Kinetics

The Reactions of Alkenes the Stereochemistry of Addition Reactions

The Reactions of Alkynes an Introduction Tomultistep Synthesis

Delocalized Electrons Their Eff

Substitution and Elimination Reactions of Alkyl Halides

Reactions of Alcohols, Ethers,epoxides, Amines, and Sulfur-Containing Compounds

Organometallic Compounds

Radicals

Mass Spectrometry Infrared Spectroscopy Uv Vis Spectroscopy

Nmr Spectroscopy

Reactions of Carboxylic Acids and Carboxylic Acid Derivatives

Reactions of Aldehydes and Ketones More Reactions of Carboxylic Acid Derivatives

Reactions at the Α-Carbon

Reactions of Benzene and Substituted Benzenes

The Organic Chemistry of Carbohydrates

Amino Acids, Peptides, and Proteins

Catalysis in Organic Reactions and in Enzymatic Reactions

The Organic Chemistry of the Coenzymes,compounds Derived From Vitamins

The Organic Chemistry of the Metabolic Pathways

The Organic Chemistry of Lipids

The Chemistry of the Nucleic Acids

Synthetic Polymers

Pericyclic Reactions

Filters

Exam 19: More About Amines Reactions of Heterocyclic Compounds

Which of the following heterocyclic amines is pyrimidine?

Which of the following heterocyclic amines is aziridine?

Which of the following heterocycles is pyrrole?

Which set of reagents will accomplish the following synthesis?

Which of the following has the lowest pKa?

Which of the following statements is not true?

Pyridine undergoes electrophilic aromatic substitution at the ____________.

What is the correct name for the following compound?

Which compound is the product of the following reaction?

What is the correct order of decreasing delocalization energies of the following aromatic rings?

Pyridine undergoes nucleophilic aromatic substitution at the___________

Remembering General Chemistry Electronic Structure and Bonding

Acids and Bases Central to Understanding Organic Chemistry

An Introduction to Organic Compounds Nomenclature, Physical Properties, and Structure

Isomers the Arrangement of Atoms in Space

Alkenes Structure, Nomenclature, and an Introduction to Reactivity Thermodynamics and Kinetics

The Reactions of Alkenes the Stereochemistry of Addition Reactions

The Reactions of Alkynes an Introduction Tomultistep Synthesis

Delocalized Electrons Their Eff

Substitution and Elimination Reactions of Alkyl Halides

Reactions of Alcohols, Ethers,epoxides, Amines, and Sulfur-Containing Compounds

Organometallic Compounds

Radicals

Mass Spectrometry Infrared Spectroscopy Uv Vis Spectroscopy

Nmr Spectroscopy

Reactions of Carboxylic Acids and Carboxylic Acid Derivatives

Reactions of Aldehydes and Ketones More Reactions of Carboxylic Acid Derivatives

Reactions at the Α-Carbon

Reactions of Benzene and Substituted Benzenes

The Organic Chemistry of Carbohydrates

Amino Acids, Peptides, and Proteins

Catalysis in Organic Reactions and in Enzymatic Reactions

The Organic Chemistry of the Coenzymes,compounds Derived From Vitamins

The Organic Chemistry of the Metabolic Pathways

The Organic Chemistry of Lipids

The Chemistry of the Nucleic Acids

Synthetic Polymers

Pericyclic Reactions

Filters

Which of the following has the lowest pK_a?