Question 1

What is the name given to the polymers that can be melted and reshaped or heated and bent?

Accepted Answer

A)  Flex polymers
B)  Thermal polymers
C)  T-polymers
D)  Thermoplastic polymers
E)  Thermosetting polymersF) A) and D)
G) A) and C)

Question 2

What type of polymers' shape is determined as part of the chemical process that formed the polymer?

Accepted Answer

Thermosett...

Question 3

What is the name of the substance made from two or more substances with different properties that remain separate in the bulk material?

Accepted Answer

A)  Composite material
B)  Bipolymer
C)  Copolymer
D)  Dipolymer
E)  Matrix materialF) A) and C)
G) B) and C)

Question 4

What are composites made from a metal and either a ceramic,or organic polymer,or another metal called?

Accepted Answer

Metal matr...

Question 5

Describe the danger associated with traditional dental fillings.

Accepted Answer

Traditional dental fillings we...

Question 6

What name is given to a polymer in which the substituents are oriented randomly along the polymer chain?

Accepted Answer

A)  Rotatory
B)  Atactic
C)  Swapper
D)  Isotactic
E)  SyndiotacticF) All of the above
G) A) and E)

Question 7

________________ are materials that can stretch or bend and then return to their original shape as long as elasticity limits are not exceeded.

Accepted Answer

The answer of ________________ are materials that can stretch or...

Question 8

What is meant by the prefix "poly"?

Accepted Answer

A)  Plastic
B)  Polymer
C)  From the tree Polytherium found in southeast Asia
D)  Many
E)  None of these choices is correct.F) C) and D)
G) B) and E)

Question 9

What are the small molecules that make up the individual building blocks of polymers called?

Accepted Answer

A)  Prepolymers
B)  Monomers
C)  Copolymers
D)  Mini polymers
E)  None of these choices is correct.F) C) and D)
G) B) and D)

Question 10

Which of the following is a polymer?

Accepted Answer

A)  Methane
B)  Propane
C)  Gasoline
D)  Chloroform
E)  StarchF) B) and E)
G) A) and E)

Question 11

Which is NOT an example of a block copolymer formed between monomers A and B?

Accepted Answer

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

Question 12

Which condensation polymer is used in bulletproof vests?

Accepted Answer

A)  Nylon 6,6
B)  Kevlar
C)  Polystyrene
D)  Dacron
E)  StyrofoamF) D) and E)
G) All of the above

Question 13

________-________ in rubber makes the rubber much stronger and rigid than natural polyisoprene.

Accepted Answer

The answer of ________-________ in rubber makes the rubber much...

Question 14

A(n)_______________ liquid crystal is ordered in two dimensions.

Accepted Answer

The answer of A(n)_______________ liquid crystal is ordered in two...

Question 15

Describe the materials used in joint replacements.

Accepted Answer

Originally the materials were ...

Question 16

Describe the chemicals used to make a suture.

Accepted Answer

A suture is made of the same l...

Question 17

Which polymer is a copolymer of a five-carbon sugar,four different bases (adenine,uracil, guanine,and cytosine) ,and phosphoric acid?

Accepted Answer

A)  ATP
B)  ADP
C)  a Protein
D)  DNA
E)  RNAF) None of the above
G) B) and D)

Question 18

What is one of the most common uses of polystyrene?

Accepted Answer

A)  2-L soda bottles
B)  Styrofoam cups
C)  Plastic pipes
D)  Plastic food bags
E)  Plastic garbage cansF) B) and D)
G) A) and E)

Question 19

_____________ is the term that describes the relative arrangements of chiral carbon atoms within a polymer.

Accepted Answer

The answer of _____________ is the term that describes the...

Question 20

The segment represents the polymer named

Accepted Answer

A)  polyethylene.
B)  polyvinyl chloride.
C)  polystyrene.
D)  polybutylene.
E)  polypropylene.F) None of the above
G) B) and E)

Exam 12: Modern Materials

What type of polymers' shape is determined as part of the chemical process that formed the polymer?

Correct AnswerverifiedThermosett...View AnswerShow Answer

A(n)_______________ liquid crystal is ordered in two dimensions.

Correct AnswerverifiedShow Answer

Which polymer is a copolymer of a five-carbon sugar,four different bases (adenine,uracil, guanine,and cytosine) ,and phosphoric acid?

Correct AnswerverifiedShow Answer

What is the name given to the polymers that can be melted and reshaped or heated and bent?

Correct AnswerverifiedShow Answer

Which is NOT an example of a block copolymer formed between monomers A and B?

Correct AnswerverifiedShow Answer

What is meant by the prefix "poly"?

Correct AnswerverifiedShow Answer

_____________ is the term that describes the relative arrangements of chiral carbon atoms within a polymer.

Correct AnswerverifiedShow Answer

Which of the following is a polymer?

Correct AnswerverifiedShow Answer

The segment represents the polymer named

Correct AnswerverifiedShow Answer

________-________ in rubber makes the rubber much stronger and rigid than natural polyisoprene.

Correct AnswerverifiedShow Answer

What are the small molecules that make up the individual building blocks of polymers called?

Correct AnswerverifiedShow Answer

What name is given to a polymer in which the substituents are oriented randomly along the polymer chain?

Correct AnswerverifiedShow Answer

Describe the danger associated with traditional dental fillings.

Correct AnswerverifiedTraditional dental fillings we...View AnswerShow Answer

What is the name of the substance made from two or more substances with different properties that remain separate in the bulk material?

Correct AnswerverifiedShow Answer

What is one of the most common uses of polystyrene?

Correct AnswerverifiedShow Answer

What are composites made from a metal and either a ceramic,or organic polymer,or another metal called?

Correct AnswerverifiedMetal matr...View AnswerShow Answer

________________ are materials that can stretch or bend and then return to their original shape as long as elasticity limits are not exceeded.

Correct AnswerverifiedShow Answer

Describe the chemicals used to make a suture.

Correct AnswerverifiedA suture is made of the same l...View AnswerShow Answer

Describe the materials used in joint replacements.

Correct AnswerverifiedOriginally the materials were ...View AnswerShow Answer

Which condensation polymer is used in bulletproof vests?

Correct AnswerverifiedShow Answer

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Thermosett...
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- in rubber makes the rubber much stronger and rigid than natural polyisoprene.

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Correct Answer
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Traditional dental fillings we...
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Correct Answer
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Correct Answer
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Correct Answer
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Metal matr...
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Correct Answer
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Correct Answer
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A suture is made of the same l...
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Correct Answer
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Originally the materials were ...
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Correct Answer
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