AnswersS1S Chemistry B E4912 - AGUnit Test

Unit Test — Unit test Answers

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Which molecule has a structure that is most like aspirin?

A
propene
B
octyne
C
benzene
D
butane
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Consider the hydrocarbon below.What is the name of this hydrocarbon?

Question illustration
A
propene
B
pentene
C
butene
D
ethene
43

What is the name of the organic compound below?

Question illustration
A
propanol
B
propanoic acid
C
methanoic acid
D
methanal
44

Rubber is manufactured from latex that is produced from rubber trees. Which statement about rubber is true?

A
It is made from the polymerization of a long chain of aromatic molecules.
B
It is made from the polymerization of a short chain of chloroprene molecules.
C
It is made from the polymerization of a long chain of alkene molecules.
D
It is made from the polymerization of a short chain of styrene molecules.
45

A plastic that is composed of a saturated hydrocarbon would have molecules that are most like those in which material?

A
asphalt
B
lubricating oil
C
natural gas
D
gasoline
46

Which molecular formula corresponds to this model of a chemical compound? (black = carbon; red = oxygen; white = hydrogen)

Question illustration
A
C2(OH)4
B
C2H2O4
C
C2H4O2
D
C4H2O2
47

Gina wants to use models to better understand how the types of bonds in a molecule relate to the presence of geometric isomers. Which model would be most helpful in her research?

A
the space-filling model
B
the structural formula
C
the molecular formula
D
the ball-and-stick model
48

Structural isomers are chemical compounds that have

A
the same atoms that are arranged in different orders.
B
the same atoms that are arranged in the same order.
C
the same types of bonds that are bonding the same number of carbon atoms to different atoms.
D
different types of bonds that are bonding the same number of carbon atoms to different atoms.
49

A student states that this structural formula represents a hydrocarbon.Is the student correct?

Question illustration
A
Yes, a hydrocarbon is any compound that contains a carbon backbone.
B
Yes, a hydrocarbon is any compound that contains hydrogen and oxygen.
C
No, a hydrocarbon contains only carbon and hydrogen atoms.
D
No, a hydrocarbon contains at least one double or triple bond.
50

Which compound is responsible for the smell that is associated with the decomposition of dead animals?

A
acetic acid
B
butanoic acid
C
pentanediamine
D
dimethylether

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