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What is the product of the following reaction? What is the product of the following reaction? A) Only I B) Only II C) Only III D) II and III


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

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

Correct Answer

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Which of the following alkenes is the most stable? Which of the following alkenes is the most stable? A) I B) II C) III D) IV


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

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

Correct Answer

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What is (are) the product(s) of the following reaction? What is (are) the product(s) of the following reaction? A) I and II B) II and III C) I and III D) I, II and III


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

E) None of the above
F) All of the above

Correct Answer

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D

What is the most likely mechanism for the reaction below? What is the most likely mechanism for the reaction below? A) S<sub>N</sub>1 B) S<sub>N</sub>2 C) E1 D) E2


A) SN1
B) SN2
C) E1
D) E2

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

Correct Answer

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D

What is (are) the starting material(s) in the reaction below? What is (are) the starting material(s) in the reaction below? A) Only I B) Only II C) Only III D) II and III


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

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

Correct Answer

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What is (are) the product(s) of the following reaction? What is (are) the product(s) of the following reaction? A) Only I B) Only II C) Only III D) I and II


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

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

Correct Answer

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What is the major elimination product obtained from the following reaction? What is the major elimination product obtained from the following reaction? A) I B) II C) III D) IV


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

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

Correct Answer

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Which alkyl halide(s) would give the following alkene as the only product in an elimination reaction? Which alkyl halide(s) would give the following alkene as the only product in an elimination reaction? A) Only I B) Only II C) Only III D) I and II


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

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

Correct Answer

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Which of the following statements about an E1 mechanism is true?


A) The identity of the leaving group affects the rate of reaction.
B) The reaction follows second-order kinetics.
C) The reaction is slowest with tertiary substrates.
D) Polar aprotic solvents favor the E1 mechanism.

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

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Which of the following alkyl halides would afford the indicated product upon reaction with sodium methoxide? Which of the following alkyl halides would afford the indicated product upon reaction with sodium methoxide? A) I B) II C) III D) IV


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

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

Correct Answer

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D

What is (are) the elimination product(s) of the following reaction? What is (are) the elimination product(s) of the following reaction? A) Only I B) Only II C) Only III D) II and III


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

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

Correct Answer

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Which of the following is the most reactive substrate in an E2 reaction? CH3BrCH3CH2CH2CH2BrCH3CH(Br2) CH2CH3(CH3) 3CBr\mathrm { CH } _ { 3 } \mathrm { Br } \quad \mathrm { CH } _ { 3 } \mathrm { CH } _ { 2 } \mathrm { CH } _ { 2 } \mathrm { CH } _ { 2 } \mathrm { Br } \quad \mathrm { CH } _ { 3 } \mathrm { CH } \left( \mathrm { Br } ^ { 2 } \right) \mathrm { CH } _ { 2 } \mathrm { CH } _ { 3 } \quad \left( \mathrm { CH } _ { 3 } \right) _ { 3 } \mathrm { CBr } I \quad\quad\quad\quad\quad\quad\quad II \quad\quad\quad\quad\quad\quad\quad\quad\quad\quad III \quad\quad\quad\quad\quad\quad\quad\quad IV


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

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

Correct Answer

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Which of the following alkyl halides will afford the product below as the major product in an E2 reaction? Which of the following alkyl halides will afford the product below as the major product in an E2 reaction? A) I B) II C) III D) IV


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

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

Correct Answer

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How many unique carbons are found in the alkyl halide below? How many unique <font face= symbol ></font> carbons are found in the alkyl halide below? A) 1 B) 2 C) 3 D) 4


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

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

Correct Answer

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What is the most likely mechanism for the reaction below? What is the most likely mechanism for the reaction below? A) S<sub>N</sub>1 B) S<sub>N</sub>2 C) E1 D) E2


A) SN1
B) SN2
C) E1
D) E2

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

Correct Answer

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Which of the following is the major E2 product formed from the following alkyl halide? Which of the following is the major E2 product formed from the following alkyl halide? A) I B) II C) III D) IV


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

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

Correct Answer

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What is the major product of the following reaction? What is the major product of the following reaction? A) I B) II C) III D) IV


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

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

Correct Answer

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Which of the following statements about the mechanism of an E2 reaction is not true?


A) It is fastest with tertiary halides.
B) It exhibits first-order kinetics.
C) A better leaving group should make a faster reaction.
D) All bonds are broken and formed in a single step.

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

Correct Answer

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How many unique carbons are found in the alkyl halide below? How many unique <font face= symbol ></font> carbons are found in the alkyl halide below? A) 1 B) 2 C) 3 D) 4


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

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

Correct Answer

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Classify each alkene in vitamin D3 labeled I, II, III by the number of carbon substituents bonded to the double bond. Classify each alkene in vitamin D<sub>3</sub> labeled I, II, III by the number of carbon substituents bonded to the double bond. A) I = Disubstituted; II = trisubstituted; III = trisubstituted. B) I = Monosubstituted; II = disubstituted; III = trisubstituted. C) I = Disubstituted; II = disubstituted; III = trisubstituted. D) I = Disubstituted; II = trisubstituted; III = disubstituted.


A) I = Disubstituted; II = trisubstituted; III = trisubstituted.
B) I = Monosubstituted; II = disubstituted; III = trisubstituted.
C) I = Disubstituted; II = disubstituted; III = trisubstituted.
D) I = Disubstituted; II = trisubstituted; III = disubstituted.

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

Correct Answer

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Showing 1 - 20 of 45

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