Question 1

Which of the following explains why heats of hydrogenation cannot be used to determine the relative stability of compounds A and B below?

Accepted Answer

A) Compound A is trisubstituted while compound B is monosubstituted. 
B) Compound A has E configuration while compound B has no E/Z configuration. 
C) Both compounds A and B have no E/Z configurations. 
D) Hydrogenation of A and B give different alkanes. 
A) Compound A is trisubstituted while compound B is monosubstituted. 
B) Compound A has E configuration while compound B has no E/Z configuration. 
C) Both compounds A and B have no E/Z configurations. 
D) Hydrogenation of A and B give different alkanes.

Question 2

Rank the following compounds in order of increasing oxidation level (from lowest to highest).

Accepted Answer

A) I < III < II < IV 
B) II < III < I < IV 
C) IV < I < III < II 
D) II < IV < III < I 
A) I < III < II < IV 
B) II < III < I < IV 
C) IV < I < III < II 
D) II < IV < III < I

Question 3

Which of the following products do not form in the following reaction?

Accepted Answer

A) Only I 
B) Only II 
C) Only III and IV 
D) Only I and II 
A) Only I 
B) Only II 
C) Only III and IV 
D) Only I and II

Question 4

What is the correct classification of the following reaction?

Accepted Answer

A) Reduction reaction 
B) Oxidation reaction 
C) Elimination reaction 
D) Substitution reaction 
A) Reduction reaction 
B) Oxidation reaction 
C) Elimination reaction 
D) Substitution reaction

Question 5

Determine the product of the following reaction.

Accepted Answer

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

Question 6

Which of the following classes of organic compounds cannot undergo reduction easily?

Accepted Answer

A) Alkanes 
B) Alkenes 
C) Alkynes 
D) Carboxylic acids 
A) Alkanes 
B) Alkenes 
C) Alkynes 
D) Carboxylic acids

Question 7

What is the starting material in the following reaction?

Accepted Answer

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

Question 8

Predict the major product of the following reaction.

Accepted Answer

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

Question 9

Determine the product(s)of the following reaction.

Accepted Answer

A) I and III 
B) II and III 
C) I,II,and III 
D) I or II 
A) I and III 
B) II and III 
C) I,II,and III 
D) I or II

Question 10

What is the major product of the following reaction?

Accepted Answer

A) Only I 
B) Only I and IV 
C) Only II 
D) Only III 
A) Only I 
B) Only I and IV 
C) Only II 
D) Only III

Question 11

What is the major product of the following reaction?

Accepted Answer

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

Question 12

What is the product of the following reaction?

Accepted Answer

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

Question 13

What is the correct classification of the following reaction?

Accepted Answer

A) Reduction reaction 
B) Oxidation reaction 
C) Elimination reaction 
D) Substitution reaction 
A) Reduction reaction 
B) Oxidation reaction 
C) Elimination reaction 
D) Substitution reaction

Question 14

Determine the product of the following reaction.

Accepted Answer

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

Question 15

Determine the product of the following reaction,ignoring stereochemistry.

Accepted Answer

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

Question 16

Which is (are)the product(s)of the following reaction?

Accepted Answer

A) Only I and II 
B) Only I and III 
C) Only II and III 
D) I,II,and III 
A) Only I and II 
B) Only I and III 
C) Only II and III 
D) I,II,and III

Question 17

What is the correct classification of the following reaction?

Accepted Answer

A) Reduction reaction 
B) Oxidation reaction 
C) Elimination reaction 
D) Substitution reaction 
A) Reduction reaction 
B) Oxidation reaction 
C) Elimination reaction 
D) Substitution reaction

Question 18

What reagents are necessary to perform the following reaction?

Accepted Answer

A) H2,Lindlar's 
B) Na,NH3 
C) O3 
D) KMnO4 
A) H2,Lindlar's 
B) Na,NH3 
C) O3 
D) KMnO4

Question 19

Which of the following is (are)formed by ozonolysis of the following alkyne?

Accepted Answer

A) Only I 
B) Only II 
C) I and II 
D) I,II,and III 
A) Only I 
B) Only II 
C) I and II 
D) I,II,and III

Question 20

After ozonolysis and treatment of the unstable ozonide with CH3SCH3,compound A was converted to the compound below.What is the structure of compound A?

Accepted Answer

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

Exam 12: Oxidation and Reduction

Which of the following explains why heats of hydrogenation cannot be used to determine the relative stability of compounds A and B below?

Rank the following compounds in order of increasing oxidation level (from lowest to highest).

Which of the following products do not form in the following reaction?

What is the correct classification of the following reaction?

Determine the product of the following reaction.

Which of the following classes of organic compounds cannot undergo reduction easily?

What is the starting material in the following reaction?

Predict the major product of the following reaction.

Determine the product(s)of the following reaction.

What is the major product of the following reaction?

What is the major product of the following reaction?

What is the product of the following reaction?

What is the correct classification of the following reaction?

Determine the product of the following reaction.

Determine the product of the following reaction,ignoring stereochemistry.

Which is (are)the product(s)of the following reaction?

What is the correct classification of the following reaction?

What reagents are necessary to perform the following reaction?

Which of the following is (are)formed by ozonolysis of the following alkyne?

After ozonolysis and treatment of the unstable ozonide with CH3SCH3,compound A was converted to the compound below.What is the structure of compound A?

Structure and Bonding

Acids and Bases

Introduction to Organic Molecules and Functional Groups

Alkanes

Stereochemistry

Understanding Organic Reactions

Alkyl Halides and Nucleophilic Substitution

Alkyl Halides and Elimination Reactions

Alcohols,ethers,and Related Compounds

Alkenes and Addition Reactions

Alkynes and Synthesis

Radical Reactions

Conjugation,resonance,and Dienes

Benzene and Aromatic Compounds

Reactions of Aromatic Compounds

Introduction to Carbonyl Chemistry; Organometallic Reagents; Oxidation and Reduction

Aldehydes and Ketones - Nucleophilic Addition

Carboxylic Acids and the Acidity of the O-H Bond

Carboxylic Acids and Their Derivatives Nucleophilic Acyl Substitution

Substitution Reactions of Carbonyl Compounds at the a Carbon

Carbonyl Condensation Reactions

Amines

Carbon-Carbon Bond-Forming Reactions in Organic Synthesis

Pericyclic Reactions

Carbohydrates

Amino Acids and Proteins

Synthetic Polymers

Lipids

Spectroscopy A: Mass Spectrometry

Spectroscopy B: Infrared Spectroscopy

Spectroscopy C: Nuclear Magnetic Resonance Spectroscopy

Filters

After ozonolysis and treatment of the unstable ozonide with CH₃SCH₃,compound A was converted to the compound below.What is the structure of compound A?