Question 1

Which applies to the manner in which carbon bonds in alkanes?

Accepted Answer

A)   The bonds are formed with carbon using an sp3 configuration.
B)   The bonds between carbon and other atoms are ionic.
C)   Carbon to carbon bonds are expected to be double bonds.
D)   The bonds formed by carbon all use p orbitals.E) None of the above
F) B) and D)

Question 2

Alkanes react readily with _____ .

Accepted Answer

A)   sodium hydroxide
B)   hydrochloric acid
C)   sulfuric acid
D)   none of the choicesE) C) and D)
F) A) and B)

Question 3

Most organic compounds contain ionic bonds.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following formulas represents a saturated hydrocarbon?

Accepted Answer

A)   C2H6
B)   C2H4
C)   C3H6
D)   C5H10E) A) and C)
F) A) and B)

Question 5

Three physical properties shown below beside different alkane series.Which of the series is(are) listed in the order of increase (lowest to highest) for the corresponding property?

Accepted Answer

A)   Density: C4H10 5H12 8H18
B)   Melting Point: C8H18 5H12 4H10
C)   Boiling Point: C5H12 4H10 8H18
D)   All are correctly ranked.E) A) and C)
F) All of the above

Question 6

Inorganic compounds are never found in living systems.

Accepted Answer

A) True 
 B)False

Question 7

When the following hydrocarbon reacts with an excess of oxygen gas,the balanced equation would contain how many moles of water?

Accepted Answer

A)   5
B)   6
C)   10
D)   12E) B) and C)
F) None of the above

Question 8

The boiling point for normal alkanes will increase as the number of carbons increases.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following formulas does not represent an organic compound?

Accepted Answer

A)   CH4
B)   CH3CH2NH2
C)   CH3CH3CH3
D)   All are organic compoundsE) All of the above
F) None of the above

Question 10

Isomers differ from each other in the number of neutrons present in each.

Accepted Answer

A) True 
 B)False

Question 11

The following two structures would be classified as what?

Accepted Answer

A)   geometric isomers
B)   structural isomers
C)   stereoisomers
D)   conformationsE) B) and C)
F) A) and D)

Question 12

Which of the following structural formulas represents an normal (unbranched) alkane?

Accepted Answer

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

Question 13

Isomers always have the same molecular formula.

Accepted Answer

A) True 
 B)False

Question 14

How many hydrogen atoms are needed to complete the following structure?
C=C-N-C

Accepted Answer

A)   6
B)   7
C)   9
D)   10E) All of the above
F) B) and D)

Question 15

The following compound would be named ____-1,2-dimethylcyclopropane.

Accepted Answer

A)   cis
B)   trans
C)   either cis or trans
D)   neither cis nor transE) A) and C)
F) A) and B)

Question 16

Isomers have identical physical and chemical properties.

Accepted Answer

A) True 
 B)False

Question 17

Since all alkanes are saturated hydrocarbons,all of the carbon atoms are aligned in one continuous chain.

Accepted Answer

A) True 
 B)False

Question 18

What is a characteristic shared by the alkanes?

Accepted Answer

A)   soluble
B)   polar
C)   flammable
D)   coloredE) A) and B)
F) A) and C)

Question 19

Which statement is not correct? Functional groups are

Accepted Answer

A)   to organic chemistry as polyatomic ions are to inorganic chemistry.
B)   the parts of molecules used to differentiate classifications of organic molecules.
C)   are chemically bound to each other in order to develop larger molecules.
D)   there is more than one correct response.E) None of the above
F) C) and D)

Question 20

The name for the following structure will end with ____.

Accepted Answer

A)   ethane
B)   butane
C)   hexane
D)   octaneE) A) and B)
F) C) and D)

Exam 11: Organic Compounds: Alkanes

What is a characteristic shared by the alkanes?

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The boiling point for normal alkanes will increase as the number of carbons increases.

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Inorganic compounds are never found in living systems.

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Which of the following formulas does not represent an organic compound?

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Which statement is not correct? Functional groups are

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When the following hydrocarbon reacts with an excess of oxygen gas,the balanced equation would contain how many moles of water?

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Which of the following formulas represents a saturated hydrocarbon?

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Which of the following structural formulas represents an normal (unbranched) alkane?

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Since all alkanes are saturated hydrocarbons,all of the carbon atoms are aligned in one continuous chain.

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Which applies to the manner in which carbon bonds in alkanes?

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Isomers always have the same molecular formula.

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The following two structures would be classified as what?

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The following compound would be named ____-1,2-dimethylcyclopropane.

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Most organic compounds contain ionic bonds.

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Alkanes react readily with _____ .

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Isomers have identical physical and chemical properties.

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How many hydrogen atoms are needed to complete the following structure? C=C-N-C

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Isomers differ from each other in the number of neutrons present in each.

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The name for the following structure will end with ____.

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Three physical properties shown below beside different alkane series.Which of the series is(are) listed in the order of increase (lowest to highest) for the corresponding property?

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