Question 1

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

Question 2

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 A

Question 3

What is the reagent required to accomplish the following transformation?

Accepted Answer

A)  LiAlH4 
B)  [1] OsO4; [2] NaHSO3, H2O 
C)  RCO3H, H2O/HO- 
D)  PCC/CH2Cl2 
A)  LiAlH4 
B)  [1] OsO4; [2] NaHSO3, H2O 
C)  RCO3H, H2O/HO- 
D)  PCC/CH2Cl2 B

Question 4

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 5

Determine the product(s) of the following reaction.

Accepted Answer

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

Question 6

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 7

What happens to the carbon atom in the transformation of chloromethane to methyllithium? CH3Cl + 2Li F1F1F1S1F1F1F10 CH3Li + LiCl

Accepted Answer

A)  Oxidized 
B)  Reduced 
C)  Oxidized and Reduced 
D)  Neither oxidized nor reduced 
A)  Oxidized 
B)  Reduced 
C)  Oxidized and Reduced 
D)  Neither oxidized nor reduced

Question 8

Rank the following compounds in order of decreasing oxidation level, putting the compound with the highest oxidation level first.

Accepted Answer

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

Question 9

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 10

Which of the following statements about oxidation and reduction is not true?

Accepted Answer

A)  The conversion of an alkyne to an alkene is reduction. 
B)  The conversion of an alkene to an alkane is reduction. 
C)  Oxidation results in a decrease in the number of C-H bonds. 
D)  Reduction results in an increase in the number of C-Z bonds. 
A)  The conversion of an alkyne to an alkene is reduction. 
B)  The conversion of an alkene to an alkane is reduction. 
C)  Oxidation results in a decrease in the number of C-H bonds. 
D)  Reduction results in an increase in the number of C-Z bonds.

Question 11

What is the reagent required to accomplish the following transformation?

Accepted Answer

A)  [1] OsO4; [2] NaHSO3, H2O 
B)  KMnO4, H2O/HO- 
C)  RCO3H/H2O/HO- 
D)  PCC/CH2Cl2 
A)  [1] OsO4; [2] NaHSO3, H2O 
B)  KMnO4, H2O/HO- 
C)  RCO3H/H2O/HO- 
D)  PCC/CH2Cl2

Question 12

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

Accepted Answer

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

Question 13

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

Accepted Answer

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

Question 14

What reagent is required to accomplish the following transformation?

Accepted Answer

A)  Na, NH3 
B)  H2, Pd-C 
C)  H2, Ni 
D)  H2, Lindlar catalyst 
A)  Na, NH3 
B)  H2, Pd-C 
C)  H2, Ni 
D)  H2, Lindlar catalyst

Question 15

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 16

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

Question 17

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

Accepted Answer

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

Question 18

What is the starting material in the following sequence of reactions?

Accepted Answer

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

Question 19

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 20

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

Exam 12: Oxidation and Reduction

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

What is the correct classification of the following reaction?

What is the reagent required to accomplish the following transformation?

Determine the product of the following reaction.

Determine the product(s) of the following reaction.

Determine the product of the following reaction.

What happens to the carbon atom in the transformation of chloromethane to methyllithium? CH3Cl + 2Li  CH3Li + LiCl

Rank the following compounds in order of decreasing oxidation level, putting the compound with the highest oxidation level first.

What is the correct classification of the following reaction?

Which of the following statements about oxidation and reduction is not true?

What is the reagent required to accomplish the following transformation?

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

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

What reagent is required to accomplish the following transformation?

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

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?

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

What is the starting material in the following sequence of reactions?

What is the correct classification of the following reaction?

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

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 Epoxides

Alkenes

Alkynes

Mass Spectrometry and Infrared Spectroscopy

Nuclear Magnetic Resonance Spectroscopy

Radical Reactions

Conjugation, Resonance, and Dienes

Benzene and Aromatic Compounds

Electrophilic Aromatic Substitution

Carboxylic Acids and the Acidity of the O-H Bond

Introduction to Carbonyl Chemistry; Organometallic Reagents; Oxidation and Reduction

Aldehydes and Ketones Nucleophilic Addition

Carboxylic Acids and Derivatives

Substitution Reactions of Carbonyl Compounds at the Alpha-Carbon

Carbonyl Condensation Reactions

Amines

Carbon-Carbon Bond Forming Reactions in Organic Synthesis

Pericyclic Reactions

Carbohydrates

Amino Acids and Proteins

Lipids

Synthetic Polymers

Filters

What happens to the carbon atom in the transformation of chloromethane to methyllithium? CH₃Cl + 2Li  CH₃Li + LiCl

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?