Question 1

What type of polymer uses a diisocyanate as one of its monomer components?

Accepted Answer

A)  polyurethanes 
B)  polyamides 
C)  polyesters 
D)  polycarbonates 
E)  none of the above 
A)  polyurethanes 
B)  polyamides 
C)  polyesters 
D)  polycarbonates 
E)  none of the above

Question 2

What type of polymer is shown below?

Accepted Answer

A)  polyester 
B)  polyamide 
C)  polyurethane 
D)  polycarbonate 
E)  polypropylene 
A)  polyester 
B)  polyamide 
C)  polyurethane 
D)  polycarbonate 
E)  polypropylene

Question 3

Provide the structure of the monomer from which poly(acrylonitrile) is formed.

Accepted Answer

The answer of Provide the structure of the monomer from...

Question 4

Natural rubber is a ________.

Accepted Answer

A)  polyamide 
B)  polyester 
C)  polycarbonate 
D)  polyurethane 
E)  none of the above 
A)  polyamide 
B)  polyester 
C)  polycarbonate 
D)  polyurethane 
E)  none of the above

Question 5

How does vulcanization of rubber alter its structure and properties?

Accepted Answer

Vulcanization cross-links the

Question 6

What monomer is needed to produce the polymer below?

Accepted Answer

The answer of What monomer is needed to produce the...

Question 7

The structure of cellulose is shown below. What type of polymer is it?

Accepted Answer

A)  Alternating copolymer 
B)  Chain-growth polymer 
C)  Step-growth polymer 
D)  Ziegler-Natta polymer 
A)  Alternating copolymer 
B)  Chain-growth polymer 
C)  Step-growth polymer 
D)  Ziegler-Natta polymer

Question 8

Provide the structures of the monomers from which Dacron is formed.

Accepted Answer

The answer of Provide the structures of the monomers from...

Question 9

Low-density polyethylene is soft and flimsy because it has a ________ and ________ structure.

Accepted Answer

A)  highly branched; crystalline 
B)  highly branched; amorphous 
C)  unbranched; triglyceride 
D)  unbranched; amorphous 
E)  unbranched; crystalline 
A)  highly branched; crystalline 
B)  highly branched; amorphous 
C)  unbranched; triglyceride 
D)  unbranched; amorphous 
E)  unbranched; crystalline

Question 10

Which of the following is the monomer unit of the polymer shown below?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 11

Provide the structure of Saran, an alternating copolymer of   
and

Accepted Answer

The answer of Provide the structure of Saran, an alternating...

Question 12

Provide a representation of isotactic poly(acrylonitrile).

Accepted Answer

The answer of Provide a representation of isotactic poly(acrylonitrile)....

Question 13

Which of the following is the best initiator for a cationic polymerization?

Accepted Answer

A)  BuLi 
B)  PhOH 
C)  (PhCO2)2 
D)  CH3CH(OCH3)2 
E)  BF3 
A)  BuLi 
B)  PhOH 
C)  (PhCO2)2 
D)  CH3CH(OCH3)2 
E)  BF3

Question 14

When the polymer below is hydrolyzed under acidic conditions, what compounds are formed?

Accepted Answer

The answer of When the polymer below is hydrolyzed under...

Question 15

Is the polymer shown below an addition polymer or a condensation polymer?

Accepted Answer

Condensati

Question 16

Which of the following elements is necessary for the vulcanization of rubber?

Accepted Answer

A)  sulfur 
B)  silicon 
C)  phosphorus 
D)  boron 
E)  titanium 
A)  sulfur 
B)  silicon 
C)  phosphorus 
D)  boron 
E)  titanium

Question 17

Provide the structure of the monomer from which poly(vinyl chloride) is formed.

Accepted Answer

The answer of Provide the structure of the monomer from...

Question 18

Provide the structure of the monomer from which polystyrene is formed.

Accepted Answer

The answer of Provide the structure of the monomer from...

Question 19

Provide the structure of natural rubber.

Accepted Answer

The answer of Provide the structure of natural rubber....

Question 20

The stereochemistry observed in this polymer is described as ________.

Accepted Answer

A)  atactic 
B)  isotactic 
C)  syndiotactic 
D)  tacky 
E)  regiotactic 
A)  atactic 
B)  isotactic 
C)  syndiotactic 
D)  tacky 
E)  regiotactic

Exam 26: Synthetic Polymers

What type of polymer uses a diisocyanate as one of its monomer components?

What type of polymer is shown below?

Provide the structure of the monomer from which poly(acrylonitrile) is formed.

Natural rubber is a ________.

How does vulcanization of rubber alter its structure and properties?

What monomer is needed to produce the polymer below?

The structure of cellulose is shown below. What type of polymer is it?

Provide the structures of the monomers from which Dacron is formed.

Low-density polyethylene is soft and flimsy because it has a ________ and ________ structure.

Which of the following is the monomer unit of the polymer shown below?

Provide the structure of Saran, an alternating copolymer of and

Provide a representation of isotactic poly(acrylonitrile).

Which of the following is the best initiator for a cationic polymerization?

When the polymer below is hydrolyzed under acidic conditions, what compounds are formed?

Is the polymer shown below an addition polymer or a condensation polymer?

Which of the following elements is necessary for the vulcanization of rubber?

Provide the structure of the monomer from which poly(vinyl chloride) is formed.

Provide the structure of the monomer from which polystyrene is formed.

Provide the structure of natural rubber.

The stereochemistry observed in this polymer is described as ________.

Structure and Bonding

Acids and Bases; Functional Groups

Structure and Stereochemistry of Alkanes

The Study of Chemical Reactions

Stereochemistry

Alkyl Halides; Nucleophilic Substitution

Structure and Synthesis of Alkenes; Elimination

Reactions of Alkenes

Structure and Synthesis of Alcohols

Reactions of Alcohols

Infrared Spectroscopy and Mass Spectrometry

Nuclear Magnetic Resonance Spectroscopy

Ethers, Epoxides, and Thioethers

Conjugated Systems, Orbital Symmetry, and Ultraviolet Spectroscopy

Aromatic Compounds

Reactions of Aromatic Compounds

Ketones and Aldehydes

Amines

Carboxylic Acids

Carboxylic Acid Derivatives

Condensations and Alpha Substitutions of Carboxyl Compounds

Carbohydrates and Nucleic Acids

Amino Acids, Peptides, and Proteins

Lipids

Filters

Low-density polyethylene is soft and flimsy because it has a and structure.

_{Which of the following is}_{the best initiator for a cationic polymerization?}