Question 1

Alkenes and simple aromatics are similar in all of the following properties except

Accepted Answer

A)  solubility in non-polar solvents.
B)  insolubility in water.
C)  flammability.
D)  nonpolarity.
E)  lack of toxicity.F) B) and D)
G) A) and E)

Question 2

What will be the major product of the following reaction?

Accepted Answer

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

Question 3

What is the IUPAC name of the molecule shown?
CH2=CH-CH=CH2

Accepted Answer

A)  diethylene
B)  1,1-butadiene
C)  1,2-butadiene
D)  1,3-butadiene
E)  1,4-butadieneF) A) and D)
G) C) and E)

Question 4

Match the following.
-aromatic

Accepted Answer

A)  another name for 1,2-dichlorobenzene
B)  the common name for 1,2-dimethlybenzene
C)  another name for 1,3-dichlorobenzene
D)  the common name for aminobenzene
E)  the common name for hydroxybenzeneF) the term used when a benzene ring is a side chain or substituent group;abbreviated as C6H5-G) another name for 1,4-dichlorobenzeneH) a term describing a hydrocarbon in which additional C-H bonds can be formedI) a simple molecule that can be joined with many others to form a large moleculeJ) a concept used to describe a molecular structure as an average of two or more similar structuresK) a term describing a hydrocarbon which has the maximum number of C-H bonds possibleL) refers to a class of compounds containing a specific 6-membered ring structure with delocalized electronsM) a large molecule made from many smaller molecules,often of only one or two kindsN) F) and J)
O) B) and D)

Question 5

What is the name of the product when 1-pentene reacts with Cl2?

Accepted Answer

A)  1,1-dichloropentane
B)  1,2-dichloropentane
C)  2,2-dichloropentane
D)  2,3-dichloropentaneE) C) and D)
F) A) and C)

Question 6

Cis-trans isomerism occurs when

Accepted Answer

A)  a branched alkane has a halogen added to two adjacent carbon atoms.
B)  an alkene is hydrated according to Markovnikov's Rule.
C)  the carbons in an alkene double bond each have two different substituent groups.
D)  the carbons in the para position of an aromatic have the same substituent groups.
E)  hydrogen is added to both of the carbon atoms in a double bond.F) A) and D)
G) A) and E)

Question 7

The term delocalization means "not limited to a particular place or area." Explain how this term describes the behavior of electrons in aromatic compounds.

Accepted Answer

In a benzene ring,the six carbon atoms a...

Question 8

The commonly accepted mechanism for explaining alkene reactions involves formation of

Accepted Answer

A)  carbocations.
B)  carbanions.
C)  carbon atoms with 10 electrons.
D)  carbon atoms with four electrons.
E)  carbon atoms which have lost all their electrons.F) C) and D)
G) B) and E)

Question 9

What is the IUPAC name of the molecule shown?

Accepted Answer

A)  2-methyl-3-methyl-2-hexene
B)  dimethylhexene
C)  2,3-dimethyl-2-hexene
D)  octene
E)  1,1,2-trimethyl-1-penteneF) D) and E)
G) A) and D)

Question 10

The cause of cis-trans isomerism is

Accepted Answer

A)  stability of the double bond.
B)  lack of rotation of the double bond.
C)  strength of the double bond.
D)  short length of the double bond.
E)  vibration of the double bond.F) A) and E)
G) A) and B)

Question 11

The term used to describe the geometry of a carbon atom involved in a double bond is

Accepted Answer

A)  distorted tetrahedral.
B)  linear.
C)  perpendicular.
D)  tetrahedral.
E)  trigonal planar.F) A) and C)
G) B) and E)

Question 12

The name of the molecule shown is

Accepted Answer

A)  cis-3-chloro-2-pentene.
B)  trans-3-chloro-2-pentene.
C)  cis-3-chloro-3-pentene.
D)  trans-3-chloro-3-pentene.
E)  monochloro-2-cis-pentene.F) B) and D)
G) C) and D)

Question 13

Match the following.
-phenol

Accepted Answer

A)  another name for 1,2-dichlorobenzene
B)  the common name for 1,2-dimethlybenzene
C)  another name for 1,3-dichlorobenzene
D)  the common name for aminobenzene
E)  the common name for hydroxybenzeneF) the term used when a benzene ring is a side chain or substituent group;abbreviated as C6H5-G) another name for 1,4-dichlorobenzeneH) a term describing a hydrocarbon in which additional C-H bonds can be formedI) a simple molecule that can be joined with many others to form a large moleculeJ) a concept used to describe a molecular structure as an average of two or more similar structuresK) a term describing a hydrocarbon which has the maximum number of C-H bonds possibleL) refers to a class of compounds containing a specific 6-membered ring structure with delocalized electronsM) a large molecule made from many smaller molecules,often of only one or two kindsN) I) and M)
O) E) and J)

Question 14

Which of the following is not the common name of an aromatic compound?

Accepted Answer

A)  xylene
B)  phenol
C)  acetone
D)  toluene
E)  anilineF) A) and E)
G) B) and C)

Question 15

Which of the following is a correct line angle drawing for cis-3-heptene?

Accepted Answer

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

Question 16

Which of the following is(are) aromatic compounds?

Accepted Answer

A)  
B)  
C)  
D)  None of these are aromatic.
E)  All of these are aromatic.F) C) and D)
G) B) and D)

Question 17

Ethylene and acetylene are the common names for the molecules ________ and ________,respectively.

Accepted Answer

A)  C2H6;C3H8
B)  C2H4;C2H6
C)  C2H2;C2H6
D)  C2H4;C3H6
E)  C2H4;C2H2F) A) and B)
G) D) and E)

Question 18

Which molecule represents 4-ethyl-2-hexyne?

Accepted Answer

A)  (CH3CH2) 2CHC≡CCH(CH2CH3) 2
B)  (CH3CH2) 2CHC≡CCH3
C)  CH3CH2CH2C≡CCH3
D)  CH3CH2CH2CH2C≡CCH3
E)  CH3CH2C≡CCH2CH2CH3F) C) and E)
G) B) and E)

Question 19

All of the following are examples of addition reactions of alkenes except

Accepted Answer

A)  bromination.
B)  chlorination.
C)  hydration.
D)  hydrogenation.
E)  oxidation.F) None of the above
G) B) and D)

Question 20

Match the following.
-ortho-dichlorobenzene

Accepted Answer

A)  another name for 1,2-dichlorobenzene
B)  the common name for 1,2-dimethlybenzene
C)  another name for 1,3-dichlorobenzene
D)  the common name for aminobenzene
E)  the common name for hydroxybenzeneF) the term used when a benzene ring is a side chain or substituent group;abbreviated as C6H5-G) another name for 1,4-dichlorobenzeneH) a term describing a hydrocarbon in which additional C-H bonds can be formedI) a simple molecule that can be joined with many others to form a large moleculeJ) a concept used to describe a molecular structure as an average of two or more similar structuresK) a term describing a hydrocarbon which has the maximum number of C-H bonds possibleL) refers to a class of compounds containing a specific 6-membered ring structure with delocalized electronsM) a large molecule made from many smaller molecules,often of only one or two kindsN) E) and G)
O) E) and J)

Exam 13: Alkenes, alkynes, and Aromatic Compounds

Which molecule represents 4-ethyl-2-hexyne?

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Which of the following is not the common name of an aromatic compound?

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The cause of cis-trans isomerism is

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What is the IUPAC name of the molecule shown? CH2=CH-CH=CH2

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Match the following. -aromatic

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Which of the following is(are) aromatic compounds?

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All of the following are examples of addition reactions of alkenes except

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Alkenes and simple aromatics are similar in all of the following properties except

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What is the IUPAC name of the molecule shown?

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Ethylene and acetylene are the common names for the molecules ________ and ________,respectively.

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What will be the major product of the following reaction?

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Match the following. -ortho-dichlorobenzene

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Match the following. -phenol

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Cis-trans isomerism occurs when

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What is the name of the product when 1-pentene reacts with Cl2?

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The term delocalization means "not limited to a particular place or area." Explain how this term describes the behavior of electrons in aromatic compounds.

Correct AnswerverifiedIn a benzene ring,the six carbon atoms a...View AnswerShow Answer

Which of the following is a correct line angle drawing for cis-3-heptene?

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The commonly accepted mechanism for explaining alkene reactions involves formation of

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The term used to describe the geometry of a carbon atom involved in a double bond is

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The name of the molecule shown is

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What is the IUPAC name of the molecule shown? CH₂=CH-CH=CH₂

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Ethylene and acetylene are the common names for the molecules and ,respectively.

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What is the name of the product when 1-pentene reacts with Cl₂?

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In a benzene ring,the six carbon atoms a...
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