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Which of the following is the correct order of decreasing leaving group ability in nucleophilic acyl substitutions (better leaving group > worse leaving group) ?


A) Cl- > NH2- > CH3O-
B) NH2- > CH3O- > Cl-
C) Cl-> CH3O- > NH2-
D) CH3O- > Cl- > NH2-

E) A) and B)
F) A) and C)

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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction? A) 1 B) 2 C) 3 D) 4


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

E) C) and D)
F) All of the above

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What of the following is the correct assignment of the classes of the following compounds? What of the following is the correct assignment of the classes of the following compounds? A) 1 = lactone; 2 = ester; 3 = amide B) 1 = ester; 2 = ester; 3 = imide C) 1 = ester; 2 = imide; 3 = amide D) 1 = lactone; 2 = anhydride; 3 = imide


A) 1 = lactone; 2 = ester; 3 = amide
B) 1 = ester; 2 = ester; 3 = imide
C) 1 = ester; 2 = imide; 3 = amide
D) 1 = lactone; 2 = anhydride; 3 = imide

E) A) and B)
F) None of the above

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What two organic compounds are obtained from the following reaction? What two organic compounds are obtained from the following reaction?

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What is the IUPAC name of the following compound? What is the IUPAC name of the following compound? A) (E) -N-methyl 3-methyl-3-pentenamide B) (Z) -N-methyl 3-methyl-3-pentenamide C) (E) -1-methylamino-3-methyl-3-pentenal D) (Z) -1-methylamino-3-methyl-3-pentenal


A) (E) -N-methyl 3-methyl-3-pentenamide
B) (Z) -N-methyl 3-methyl-3-pentenamide
C) (E) -1-methylamino-3-methyl-3-pentenal
D) (Z) -1-methylamino-3-methyl-3-pentenal

E) B) and C)
F) None of the above

Correct Answer

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Consider the following compounds. Consider the following compounds. Use the numbers shown to answer the following questions. If none of the structures is applicable enter the word none. -An imide is represented by the structure numbered ____. Use the numbers shown to answer the following questions. If none of the structures is applicable enter the word none. -An imide is represented by the structure numbered ____.

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What is the IUPAC name of the following compound? What is the IUPAC name of the following compound?

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(Z)-ethyl ...

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Consider the following reaction. Consider the following reaction. The structure of the tetrahedral intermediate is The structure of the tetrahedral intermediate is Consider the following reaction. The structure of the tetrahedral intermediate is

A) True
B) False

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Consider the following compounds. Consider the following compounds. Use the numbers shown to answer the following questions. If none of the structures is applicable enter the word none. -A lactone is represented by the structure numbered ____. Use the numbers shown to answer the following questions. If none of the structures is applicable enter the word none. -A lactone is represented by the structure numbered ____.

Correct Answer

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Consider the isotopically tagged substance below. Consider the isotopically tagged substance below. Saponification of this substance will produce the following products. Saponification of this substance will produce the following products. Consider the isotopically tagged substance below. Saponification of this substance will produce the following products.

A) True
B) False

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

Correct Answer

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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction? A) 1 B) 2 C) 3 D) 4


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

E) All of the above
F) B) and C)

Correct Answer

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What is the major organic product of the following sequence of reactions? What is the major organic product of the following sequence of reactions? A) 1 B) 2 C) 3 D) 4


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

E) B) and D)
F) B) and C)

Correct Answer

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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction? A) 1 B) 2 C) 3 D) 4


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

E) A) and B)
F) B) and C)

Correct Answer

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Consider the following general structures. Consider the following general structures. Use the Roman numeral of the substance to answer the following questions. -The substance that is the most reactive toward nucleophilic acyl substitution is _____. Use the Roman numeral of the substance to answer the following questions. -The substance that is the most reactive toward nucleophilic acyl substitution is _____.

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

Correct Answer

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What is the major organic product obtained from the following reaction? What is the major organic product obtained from the following reaction? A) 1 B) 2 C) 3 D) 4


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

E) B) and C)
F) None of the above

Correct Answer

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What is the IUPAC name of the following compound? What is the IUPAC name of the following compound? A) dimethylamino-3-phenylpropanoic acid B) N,N-dimethyl 2-phenylethyl amide C) N,N-dimethyl 3-phenylpropanamide D) dimethyl 2-phenylpropanoylamine


A) dimethylamino-3-phenylpropanoic acid
B) N,N-dimethyl 2-phenylethyl amide
C) N,N-dimethyl 3-phenylpropanamide
D) dimethyl 2-phenylpropanoylamine

E) C) and D)
F) A) and C)

Correct Answer

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Consider the following reaction. Consider the following reaction. The correct reactant to place in the box is PCl<sub>3</sub>. The correct reactant to place in the box is PCl3.

A) True
B) False

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Which combination(s) of alkyl bromide and ester can be used to prepare the following product by reaction of the Grignard reagent derived from the alkyl bromide with the ester? Which combination(s) of alkyl bromide and ester can be used to prepare the following product by reaction of the Grignard reagent derived from the alkyl bromide with the ester? A) only 1 B) only 3 C) only 1 and 3 D) only 2 and 4


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

E) A) and D)
F) B) and C)

Correct Answer

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