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


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

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

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


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

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

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Which of the following statements about oxidation and reduction isnot true?


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

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

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A

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


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

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

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C

Which of the following explains why heats of hydrogenation cannot be used to determine the relative stability of compounds A and B below? Which of the following explains why heats of hydrogenation cannot be used to determine the relative stability of compounds A and B below?   A)  CompoundA hasE configuration while compoundB has noE/Z configuration. B)  CompoundA is trisubstituted while compoundB is monosubstituted. C)  Hydrogenation ofA andB give different alkanes. D)  Both compoundsA andB have noE/Z configurations.


A) CompoundA hasE configuration while compoundB has noE/Z configuration.
B) CompoundA is trisubstituted while compoundB is monosubstituted.
C) Hydrogenation ofA andB give different alkanes.
D) Both compoundsA andB have noE/Z configurations.

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

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Which of the following statements about the reduction of epoxides with LiA1H4 is true?


A) The nucleophile is a hydride (H-) .
B) The reaction follows SN1 mechanism.
C) In unsymmetrical epoxides, nucleophilic attack of H- occurs at the more substituted carbon atom.
D) The nucleophile, H-, is a weak nucleophile.

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

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A

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