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What is the best choice of reagent to accomplish the following transformation? What is the best choice of reagent to accomplish the following transformation? A) H<sub>2</sub>O,Br<sub>2</sub> B) [1] BH<sub>3</sub>; [2] H<sub>2</sub>O<sub>2</sub>/HO<sup>-</sup> C) H<sub>2</sub>O,H<sub>2</sub>SO<sub>4</sub> D) [1] BH<sub>3</sub>; [2] H<sub>2</sub>O


A) H2O,Br2
B) [1] BH3; [2] H2O2/HO-
C) H2O,H2SO4
D) [1] BH3; [2] H2O

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

Correct Answer

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Which of the following is a terpene? Which of the following is a terpene? A) I B) II C) III D) IV


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

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

Correct Answer

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Calculate the degree of unsaturation for the following molecule: Calculate the degree of unsaturation for the following molecule: A) 2 B) 3 C) 4 D) 5


A) 2
B) 3
C) 4
D) 5

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

Correct Answer

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What is the IUPAC name for the following compound? What is the IUPAC name for the following compound? A) 1-Methylcyclopentene B) 2-Methyl-1-cyclopentene C) 1-Methylene-1-methylcyclopentane D) 1-Methylcyclohexene


A) 1-Methylcyclopentene
B) 2-Methyl-1-cyclopentene
C) 1-Methylene-1-methylcyclopentane
D) 1-Methylcyclohexene

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

Correct Answer

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Which of the following alkenes are terminal alkenes? Which of the following alkenes are terminal alkenes? A) I and II B) II and III C) I and IV D) I and III


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

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

Correct Answer

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Predict the major product of the following reaction. Predict the major product of the following reaction. A) I B) II C) III D) IV


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

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

Correct Answer

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In which of the following alkene addition reactions will carbocation rearrangements occur?


A) Addition of Br2 and H2O
B) Addition of Br2
C) Addition of Cl2 and H2O
D) Addition of H2O in the presence of H2SO4

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

Correct Answer

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Which of the following alkenes are internal alkenes? Which of the following alkenes are internal alkenes? A) I and II B) II and III C) I and III D) II and IV


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

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

Correct Answer

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Predict the major product(s) of the following reaction. Predict the major product(s) of the following reaction. A) Only I and II B) Only II and III C) Only III and IV D) Only I and IV


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

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

Correct Answer

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Which of the following alkenes reacts fastest with HCl? Which of the following alkenes reacts fastest with HCl? A) I B) II C) III D) IV


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

E) None of the above
F) All 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) R-4,4-dibromo-2-cyclohexen-1-ol B) S-4,4-dibromo-2-cyclohexen-1-ol C) R-4,4-dibromo-5-cyclohexen-1-ol D) S-4,4-dibromo-5-cyclohexen-1-ol


A) R-4,4-dibromo-2-cyclohexen-1-ol
B) S-4,4-dibromo-2-cyclohexen-1-ol
C) R-4,4-dibromo-5-cyclohexen-1-ol
D) S-4,4-dibromo-5-cyclohexen-1-ol

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

Correct Answer

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Predict the product of the following reaction. Predict the product of the following reaction. A) I B) II C) III D) IV


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

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

Correct Answer

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Predict the major product(s) of the following reaction. Predict the major product(s) of the following reaction. A) Only I and II B) Only II and IV C) Only II and III D) Only I and IV


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

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

Correct Answer

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Which of the following reactions of alkenes takes place with anti stereochemistry only?


A) Addition of HBr
B) Addition of H2O in the presence of H2SO4
C) Addition of BH3 followed by H2O2/HO-
D) Addition of Br2

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

Correct Answer

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What is the IUPAC name for the following compound? What is the IUPAC name for the following compound? A) 6-Ethyl-1-heptene B) 2-Ethyl-1-heptene C) 2-Ethyl-1-octene D) 6-Ethyl-6-heptene


A) 6-Ethyl-1-heptene
B) 2-Ethyl-1-heptene
C) 2-Ethyl-1-octene
D) 6-Ethyl-6-heptene

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

Correct Answer

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What is the common name of the following compound? What is the common name of the following compound? A) 2-Vinylcyclohexene B) 2-Allylcyclohexene C) 1-Allylcyclohexene D) 1-Vinylcyclohexene


A) 2-Vinylcyclohexene
B) 2-Allylcyclohexene
C) 1-Allylcyclohexene
D) 1-Vinylcyclohexene

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

Correct Answer

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What is the major product obtained from the following reaction (assume enantiomer is also formed) ? What is the major product obtained from the following reaction (assume enantiomer is also formed) ? A) I B) II C) III D) IV


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

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

Correct Answer

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Which alkene reacts fastest with HBr? Which alkene reacts fastest with HBr? A) I B) II C) III D) IV


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

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

Correct Answer

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Markovnikov addition of HBr to CH3CH=CH2 involves which of the following?


A) Initial attack by bromide anion (Br-) .
B) Initial attack by bromine radical (Br•) .
C) Formation of a primary carbocation.
D) Formation of a secondary carbocation.

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

Correct Answer

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Rank the following compounds in order of decreasing stability,putting the most stable first. Rank the following compounds in order of decreasing stability,putting the most stable first. A) I > II > III B) II > I > III C) III > II > I D) III > I > II


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

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

Correct Answer

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