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The correct name of the molecule below is: The correct name of the molecule below is: A) 5-methyl-7-octen-1-yne B) 4-methyl-1-octen-7-yne C) 4-methyl-1-octyn-7-ene D) 5-methyl-1-octen-7-yne E) none of these is correct


A) 5-methyl-7-octen-1-yne
B) 4-methyl-1-octen-7-yne
C) 4-methyl-1-octyn-7-ene
D) 5-methyl-1-octen-7-yne
E) none of these is correct

F) A) and C)
G) A) and B)

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What type of compound is prepared by adding water to propyne in the presence of sulfuric acid and mercuric sulfate?


A) aldehyde
B) ketone
C) carboxylic acid
D) ester
E) ether

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

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The product of addition of two moles of HBr to 1,4-pentadiene is


A) 2,2-dibromopentane.
B) 2,4-dibromopentane.
C) 1,5-dibromopentane.
D) 3,3-dibromopentane.
E) 1,4-dibromopentane.

F) B) and E)
G) A) and E)

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Which of the following reagents can be used to distinguish cyclohexene from cyclohexane?


A) Zn, H+
B) H2O
C) Cl2, h v v
D) Br2, CCl4
E) O2, heat

F) A) and E)
G) A) and B)

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D

The product of the reaction The product of the reaction is A) B) C) D) E) is


A) The product of the reaction is A) B) C) D) E)
B) The product of the reaction is A) B) C) D) E)
C) The product of the reaction is A) B) C) D) E)
D) The product of the reaction is A) B) C) D) E)
E) The product of the reaction is A) B) C) D) E)

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

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What is the name of the alkene produced by treating 1-butyne with 1 mole of Br2?


A) (E) -1,2-dibromo-1-butene
B) 1,1-dibromo-1-butene
C) (Z) -1,2-dibromo-1-butene
D) 1,2-dibromo-1-butene
E) none of the above

F) A) and C)
G) C) and D)

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What is the correct name for the following molecule? What is the correct name for the following molecule? A) 1-ethylcyclohexene B) 2-ethylcyclohexene C) 3-ethylcyclohexene D) cyclohexylethane E) 1-ethyl-3-cyclohexene


A) 1-ethylcyclohexene
B) 2-ethylcyclohexene
C) 3-ethylcyclohexene
D) cyclohexylethane
E) 1-ethyl-3-cyclohexene

F) B) and D)
G) A) and C)

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The product of the reaction The product of the reaction is: A) B) C) D) E) is:


A) The product of the reaction is: A) B) C) D) E)
B) The product of the reaction is: A) B) C) D) E)
C) The product of the reaction is: A) B) C) D) E)
D) The product of the reaction is: A) B) C) D) E)
E) The product of the reaction is: A) B) C) D) E)

F) A) and B)
G) B) and D)

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Which of the following alkenes is needed to prepare 3-cyclohexyl-1-propanol via a hydroboration-oxidation reaction? Which of the following alkenes is needed to prepare 3-cyclohexyl-1-propanol via a hydroboration-oxidation reaction? 3-cyclohexyl-1-propanol A) cyclohexene B) vinyl cyclohexane C) allyl cyclohexane D) propyl cyclohexene E) 1- octene 3-cyclohexyl-1-propanol


A) cyclohexene
B) vinyl cyclohexane
C) allyl cyclohexane
D) propyl cyclohexene
E) 1- octene

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

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The correct structure for allyl bromide is:


A) The correct structure for allyl bromide is: A) B) C) D) E)
B) The correct structure for allyl bromide is: A) B) C) D) E)
C) The correct structure for allyl bromide is: A) B) C) D) E)
D) The correct structure for allyl bromide is: A) B) C) D) E)
E) The correct structure for allyl bromide is: A) B) C) D) E)

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

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The products obtained by adding 1 mole of HBr to 2,4-hexadiene are


A) 4-bromo-2-hexene and 5-bromo-2-hexene.
B) 3-bromo-2-hexene and 4-bromo-2-hexene.
C) 4-bromo-2-hexene and 2-bromo-4-hexene.
D) 2-bromo-3-hexene and 3-bromo-2-hexene.
E) 2-bromo-3-hexene and 4-bromo-2-hexene.

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

Correct Answer

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What alkene is required to make 3-methyl-1-butanol using the hydroboration-oxidation reaction?


A) 1-butene
B) 2-butene
C) 3-methyl-1-butene
D) 2-methyl-2-butene
E) 2-methyl-1-butene

F) A) and C)
G) C) and D)

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Which of the following statements is false relative to alkenes?


A) the C of the carbon-carbon double bond is sp2 hybridized
B) the bond angles are approximately 120° around the carbon-carbon double bond
C) there is the possibility of cis/trans isomerism
D) they are more reactive than alkanes
E) the bond length of the carbon-carbon double bond is longer than that of the carbon-carbon single bond

F) A) and C)
G) A) and D)

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The correct name for The correct name for is: A) 2-methyl-4-isopropyl-3-hexene. B) 3-ethyl-2,5-dimethyl-3-hexene. C) 2,5-dimethyl-4-ethyl-3-hexene. D) 1-ethyl-1,2-diisopropylethene. E) 1,2-diisopropyl-1-butene. is:


A) 2-methyl-4-isopropyl-3-hexene.
B) 3-ethyl-2,5-dimethyl-3-hexene.
C) 2,5-dimethyl-4-ethyl-3-hexene.
D) 1-ethyl-1,2-diisopropylethene.
E) 1,2-diisopropyl-1-butene.

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

Correct Answer

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What is observed when water, in the presence of sulfuric acid, is added to 2-methyl-2-pentene?


A) What is observed when water, in the presence of sulfuric acid, is added to 2-methyl-2-pentene? A) B) C) D) E)
B) What is observed when water, in the presence of sulfuric acid, is added to 2-methyl-2-pentene? A) B) C) D) E)
C) What is observed when water, in the presence of sulfuric acid, is added to 2-methyl-2-pentene? A) B) C) D) E)
D) What is observed when water, in the presence of sulfuric acid, is added to 2-methyl-2-pentene? A) B) C) D) E)
E) What is observed when water, in the presence of sulfuric acid, is added to 2-methyl-2-pentene? A) B) C) D) E)

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

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C

The products obtained by the acid-catalyzed hydration of 1-methylcyclohexene and methylenecyclohexene are


A) identical.
B) regioisomers.
C) cis-trans isomers.
D) constitutional isomers.
E) none of the above.

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

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The correct IUPAC name for the following molecule is: The correct IUPAC name for the following molecule is: A) trans-2,3-dichloro-5-methyl-2-hexene B) trans-2,3-dichloro-5-methyl-3-hexene C) cis-2,3-dichloro-5-methyl-3-hexene D) trans-4,5-dichloro-2-methyl-4-hexene E) cis-4,5-dichloro-2-methyl-4-hexene


A) trans-2,3-dichloro-5-methyl-2-hexene
B) trans-2,3-dichloro-5-methyl-3-hexene
C) cis-2,3-dichloro-5-methyl-3-hexene
D) trans-4,5-dichloro-2-methyl-4-hexene
E) cis-4,5-dichloro-2-methyl-4-hexene

F) B) and E)
G) D) and E)

Correct Answer

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A

The product of the reaction sequence The product of the reaction sequence is A) B) C) D) E) none of the above is


A) The product of the reaction sequence is A) B) C) D) E) none of the above
B) The product of the reaction sequence is A) B) C) D) E) none of the above
C) The product of the reaction sequence is A) B) C) D) E) none of the above
D) The product of the reaction sequence is A) B) C) D) E) none of the above
E) none of the above

F) None of the above
G) B) and D)

Correct Answer

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The product of the reaction The product of the reaction is: A) B) C) D) E) is:


A) The product of the reaction is: A) B) C) D) E)
B) The product of the reaction is: A) B) C) D) E)
C) The product of the reaction is: A) B) C) D) E)
D) The product of the reaction is: A) B) C) D) E)
E) The product of the reaction is: A) B) C) D) E)

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

Correct Answer

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What is the percent s character in an sp2 hybrid orbital?


A) 25%
B) 33%
C) 50%
D) 67%
E) 75%

F) A) and B)
G) B) and E)

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