Question 1

For the following reaction, select a correct product characterization from the response list.

Accepted Answer

A)   An alkane is formed.
B)   An alkene is formed.
C)   An aromatic hydrocarbon is formed.
D)   Markovnikov's rule is needed to predict the major organic product.E) A) and C)
F) A) and B)

Question 2

With the catalyst AlCl3 present, which reactant is needed to convert benzene to ethylbenzene?

Accepted Answer

A)   CH3-CH3
B)   CH3-CH2-Cl
C)   CH3-CH2-OH
D)   CH2=CH2E) C) and D)
F) A) and B)

Question 3

Which of the following is an incorrect IUPAC name for a disubstituted benzene?

Accepted Answer

A)   2,3-dichlorobenzene
B)   1-bromo-4-chlorobenzene
C)   1-bromo-3-methylbenzene
D)   more than one correct response
E)   no correct responseF) B) and C)
G) A) and E)

Question 4

For the following reaction, select a correct product characterization from the response list.

Accepted Answer

A)   An alkane is formed.
B)   An alkene is formed.
C)   An aromatic hydrocarbon is formed.
D)   Markovnikov's rule is needed to predict the major organic product.E) B) and D)
F) B) and C)

Question 5

For the following reaction situation, select a correct product characterization using the response list: Cyclohexene + one Cl2

Accepted Answer

A)   monochlorinated hydrocarbon
B)   dichlorinated hydrocarbon
C)   trichlorinated hydrocarbon
D)   tetrachlorinated hydrocarbonE) A) and C)
F) B) and C)

Question 6

From the response list, select the correct molecular formula for 2-methylcyclohexene.

Accepted Answer

A)   C7H8
B)   C7H10
C)   C7H12
D)   C7H14E) All of the above
F) None of the above

Question 7

The correct IUPAC name for  is

Accepted Answer

A)   2-methylpentene
B)   2-methyl-3,4-pentene
C)   2-methyl-3-pentene
D)   4-methyl-2-penteneE) None of the above
F) A) and C)

Question 8

Characterize EACH of the three given statements as being TRUE or FALSE and then indicate the collective true-false status of the statements using the choices: (1)  Ethene and ethane molecules have the same geometrical shape.
(2)  Two double bonds are present in the compound allyl chloride.
(3)  Cis-trans isomerism is possible in both 1-butene and 2-butene.

Accepted Answer

A)   All three statements are true.
B)   Two of the three statements are true.
C)   Only one of the statements is true.
D)   None of the statements is true.E) B) and D)
F) A) and B)

Question 9

Which of the following reactions involving benzene require the presence of an AlCl3 catalyst?

Accepted Answer

A)   alkylation
B)   bromination
C)   chlorination
D)   more than one correct response
E)   no correct responseF) None of the above
G) D) and E)

Question 10

For the pair of compounds, select a correct characterization from the response list: 1-butyne and 1,3-butadiene.

Accepted Answer

A)   are constitutional isomers
B)   have the same number of carbon atoms but are not constitutional isomers
C)   both exist as cis-trans isomers
D)   one but not the other exists in cis-trans formsE) All of the above
F) A) and C)

Question 11

For the pair of compounds, select a correct characterization from the response list: 2-pentene and 2-butene.

Accepted Answer

A)   are constitutional isomers
B)   have the same number of carbon atoms but are not constitutional isomers
C)   both exist as cis-trans isomers
D)   one but not the other exists in cis-trans formsE) A) and D)
F) B) and C)

Question 12

Characterize EACH of the three given statements as being TRUE or FALSE and then indicate the collective true-false status of the statements using the choices: (1)  Ethene is both a plant hormone and a high-volume industrial chemical.
(2)  Carotenoids, compounds which give odor to flowers and plants, have a system of conjugated double bonds as a structural feature.
(3)  The process of vision in the human eye involves changes in which carbon-carbon double bonds are converted to carbon-carbon triple bonds.

Accepted Answer

A)   All three statements are true.
B)   Two of the three statements are true.
C)   Only one of the statements is true.
D)   None of the statements is true.E) A) and C)
F) None of the above C

Question 13

Characterize EACH of the three given statements as being TRUE or FALSE and then indicate the collective true-false status of the statements using the choices: (1)  o-xylene is a benzene derivative with two methyl substituents.
(2)  A number is not needed to specify double bond position in the IUPAC names of ethene and propene.
(3)  Hydrohalogenation is a symmetrical addition reaction.

Accepted Answer

A)   All three statements are true.
B)   Two of the three statements are true.
C)   Only one of the statements is true.
D)   None of the statements is true.E) A) and D)
F) A) and C)

Question 14

For which of the following types of substituted benzenes is the specified number of constitutional isomers correct?

Accepted Answer

A)   dichlorobenzenes; 3 isomers
B)   trichlorobenzenes; 4 isomers
C)   tetrachlorobenzenes; 4 isomers
D)   more than one correct response
E)   no correct responseF) All of the above
G) B) and E)

Question 15

Which of the following addition polymers is produced from monomers that are dienes?

Accepted Answer

A)   polyethylene
B)   polypropylene
C)   polyvinylchloride
D)   natural rubberE) C) and D)
F) A) and B) D

Question 16

For which of the following halogenated hydrocarbons is cis-trans isomerism possible?

Accepted Answer

A)   1,1-dichloroethene
B)   1,2-dichloroethene
C)   1,2-dichloroethyne
D)   more than one correct response
E)   no correct responseF) D) and E)
G) B) and E) B

Question 17

A cycloalkene having only one carbon-carbon double bond will have the general formula

Accepted Answer

A)   CnH2n+2
B)   CnH2n
C)   CnH2n-2
D)   CnH2n-4E) None of the above
F) All of the above

Question 18

For the following polymer, select a correct polymer characterization using the response list: Teflon.

Accepted Answer

A)   polymer in which all attachments to the carbon chain are identical
B)   polymer in which two different monomers are involved
C)   polymer in which the monomer is a substituted diene
D)   polymer in which the monomer is a monosubstituted etheneE) C) and D)
F) A) and B)

Question 19

Characterize EACH of the three given statements as being TRUE or FALSE and then indicate the collective true-false status of the statements using the choices: (1)  Alkenes with two to four carbon atoms are gases at room temperature and pressure.
(2)  Aromatic hydrocarbons do not readily undergo addition reactions.
(3)  HDPE, LDPE, and Teflon are all ethene-based addition polymers.

Accepted Answer

A)   All three statements are true.
B)   Two of the three statements are true.
C)   Only one of the statements is true.
D)   None of the statements is true.E) A) and B)
F) A) and D)

Question 20

For the following polymer, select a correct polymer characterization using the response list: natural rubber.

Accepted Answer

A)   polymer in which all attachments to the carbon chain are identical
B)   polymer in which two different monomers are involved
C)   polymer in which the monomer is a substituted diene
D)   polymer in which the monomer is a monosubstituted etheneE) All of the above
F) B) and D)

Exam 13: Unsaturated Hydrocarbons

For the following reaction, select a correct product characterization from the response list.

Correct Answer
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With the catalyst AlCl₃ present, which reactant is needed to convert benzene to ethylbenzene?

Correct Answer
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Which of the following is an incorrect IUPAC name for a disubstituted benzene?

Correct Answer
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For the following reaction, select a correct product characterization from the response list.

Correct Answer
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For the following reaction situation, select a correct product characterization using the response list: Cyclohexene + one Cl₂

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From the response list, select the correct molecular formula for 2-methylcyclohexene.

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The correct IUPAC name for is

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Which of the following reactions involving benzene require the presence of an AlCl₃ catalyst?

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For the pair of compounds, select a correct characterization from the response list: 1-butyne and 1,3-butadiene.

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For the pair of compounds, select a correct characterization from the response list: 2-pentene and 2-butene.

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C

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For which of the following types of substituted benzenes is the specified number of constitutional isomers correct?

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Which of the following addition polymers is produced from monomers that are dienes?

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D

For which of the following halogenated hydrocarbons is cis-trans isomerism possible?

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B

A cycloalkene having only one carbon-carbon double bond will have the general formula

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For the following polymer, select a correct polymer characterization using the response list: Teflon.

Correct Answer
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For the following polymer, select a correct polymer characterization using the response list: natural rubber.

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Exam 13: Unsaturated Hydrocarbons

For the following reaction, select a correct product characterization from the response list.

Correct AnswerverifiedShow Answer

With the catalyst AlCl3 present, which reactant is needed to convert benzene to ethylbenzene?

Correct AnswerverifiedShow Answer

Which of the following is an incorrect IUPAC name for a disubstituted benzene?

Correct AnswerverifiedShow Answer

For the following reaction, select a correct product characterization from the response list.

Correct AnswerverifiedShow Answer

For the following reaction situation, select a correct product characterization using the response list: Cyclohexene + one Cl2

Correct AnswerverifiedShow Answer

From the response list, select the correct molecular formula for 2-methylcyclohexene.

Correct AnswerverifiedShow Answer

The correct IUPAC name for is

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Which of the following reactions involving benzene require the presence of an AlCl3 catalyst?

Correct AnswerverifiedShow Answer

For the pair of compounds, select a correct characterization from the response list: 1-butyne and 1,3-butadiene.

Correct AnswerverifiedShow Answer

For the pair of compounds, select a correct characterization from the response list: 2-pentene and 2-butene.

Correct AnswerverifiedShow Answer

Correct AnswerverifiedC

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For which of the following types of substituted benzenes is the specified number of constitutional isomers correct?

Correct AnswerverifiedShow Answer

Which of the following addition polymers is produced from monomers that are dienes?

Correct AnswerverifiedD

For which of the following halogenated hydrocarbons is cis-trans isomerism possible?

Correct AnswerverifiedB

A cycloalkene having only one carbon-carbon double bond will have the general formula

Correct AnswerverifiedShow Answer

For the following polymer, select a correct polymer characterization using the response list: Teflon.

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

For the following polymer, select a correct polymer characterization using the response list: natural rubber.

Correct AnswerverifiedShow Answer

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With the catalyst AlCl₃ present, which reactant is needed to convert benzene to ethylbenzene?

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For the following reaction situation, select a correct product characterization using the response list: Cyclohexene + one Cl₂

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Which of the following reactions involving benzene require the presence of an AlCl₃ catalyst?

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C

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D

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B

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