Question 1

Which of the following is the monomer that gives the polymer shown below?

Accepted Answer

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

Question 2

Which of the following best describes the polymer chain shown below?

Accepted Answer

A) Atactic polypropylene 
B) Isotactic polypropylene 
C) Syndiotactic polypropylene 
D) Cross-linked polypropylene 
A) Atactic polypropylene 
B) Isotactic polypropylene 
C) Syndiotactic polypropylene 
D) Cross-linked polypropylene

Question 3

The monomer used to make superglue is shown below.Which of the following methods of polymerization is most suitable for this type of monomer?

Accepted Answer

A) Free-radical chain-growth 
B) Cationic chain-growth 
C) Anionic chain-growth 
D) Acid-catalyzed step-growth 
A) Free-radical chain-growth 
B) Cationic chain-growth 
C) Anionic chain-growth 
D) Acid-catalyzed step-growth

Question 4

Which monomer and which type of initiator would you use to synthesize the following polymer?

Accepted Answer

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

Question 5

What is the classification of the following polymer in which X and Y represent repeating units?

Accepted Answer

A) Block copolymer 
B) Homopolymer 
C) Alternating copolymer 
D) Random copolymer 
A) Block copolymer 
B) Homopolymer 
C) Alternating copolymer 
D) Random copolymer

Question 6

What is the purpose of plasticizers?

Accepted Answer

A) To harden plastics 
B) To soften plastics 
C) To initiate polymerizations 
D) To cross-link polymer chains 
A) To harden plastics 
B) To soften plastics 
C) To initiate polymerizations 
D) To cross-link polymer chains

Question 7

What type of polymer is Lexan?

Accepted Answer

A) Epoxy 
B) Polyurethane 
C) Polycarbonate 
D) Polyamide 
A) Epoxy 
B) Polyurethane 
C) Polycarbonate 
D) Polyamide

Question 8

What are the structures of the three monomers needed to synthesize the following polymer?

Accepted Answer

A) I 
B) II 
C) III 
D) IV 
A) I 
B) II 
C) III 
D) IV

Question 9

Which of the following sets of products results if nylon 66 is treated with sulfuric acid?

Accepted Answer

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

Question 10

Which of the following is (are)condensation polymer(s)? I.polypropylene
II)Teflon
III)nylon

Accepted Answer

A) Only I 
B) Only II 
C) Only III 
D) Both II and III 
A) Only I 
B) Only II 
C) Only III 
D) Both II and III

Question 11

What type of polymer is Spandex?

Accepted Answer

A) HDPE 
B) Polyurethane 
C) Polycarbonate 
D) Polyamide 
A) HDPE 
B) Polyurethane 
C) Polycarbonate 
D) Polyamide

Question 12

Which of the following best describes the polymer chain shown below?

Accepted Answer

A) Atactic polypropylene 
B) Isotactic polypropylene 
C) Syndiotactic polypropylene 
D) Cross-linked polypropylene 
A) Atactic polypropylene 
B) Isotactic polypropylene 
C) Syndiotactic polypropylene 
D) Cross-linked polypropylene

Question 13

Which of the following is used to make Teflon?

Accepted Answer

A) Fluoroethene 
B) 1,1,4,4-Tetrafluorobutadiene 
C) 1,2-Difluoroethene 
D) Tetrafluoroethylene 
A) Fluoroethene 
B) 1,1,4,4-Tetrafluorobutadiene 
C) 1,2-Difluoroethene 
D) Tetrafluoroethylene

Question 14

What is the name given to polymers that soften when heated and harden when cooled?

Accepted Answer

A) Cross-linked polymers 
B) Copolymers 
C) Thermosetting polymers 
D) Thermoplastics 
A) Cross-linked polymers 
B) Copolymers 
C) Thermosetting polymers 
D) Thermoplastics

Question 15

Which type of polymerization process uses benzoyl peroxide (or other peroxides)as an initiator?

Accepted Answer

A) Free-radical chain-growth 
B) Cationic chain-growth 
C) Anionic chain-growth 
D) Acid-catalyzed step-growth 
A) Free-radical chain-growth 
B) Cationic chain-growth 
C) Anionic chain-growth 
D) Acid-catalyzed step-growth

Question 16

Identify the repeating unit in the polymer formed from the following reaction sequence.

Accepted Answer

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

Question 17

Which of the following monomers is used to make the polymer carbowax,shown below?

Accepted Answer

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

Question 18

What type of polymer is Nylon?

Accepted Answer

A) Epoxy 
B) Polyurethane 
C) Polycarbonate 
D) Polyamide 
A) Epoxy 
B) Polyurethane 
C) Polycarbonate 
D) Polyamide

Question 19

Which of the following initiators is used to make isotactic polypropylene?

Accepted Answer

A) Benzoyl peroxide 
B) CH3CH2CH2CH2Li 
C) BF3 
D) Al(CH2CH3)3,TiCl4 
A) Benzoyl peroxide 
B) CH3CH2CH2CH2Li 
C) BF3 
D) Al(CH2CH3)3,TiCl4

Question 20

Which of the following initiators can be used for free radical chain-growth polymerization?

Accepted Answer

A) Benzoyl peroxide 
B) CH3CH2CH2CH2Li 
C) BF3 
D) Al(CH2CH3)3,TiCl4 
A) Benzoyl peroxide 
B) CH3CH2CH2CH2Li 
C) BF3 
D) Al(CH2CH3)3,TiCl4

Exam 28: Synthetic Polymers

Which of the following is the monomer that gives the polymer shown below?

Which of the following best describes the polymer chain shown below?

The monomer used to make superglue is shown below.Which of the following methods of polymerization is most suitable for this type of monomer?

Which monomer and which type of initiator would you use to synthesize the following polymer?

What is the classification of the following polymer in which X and Y represent repeating units?

What is the purpose of plasticizers?

What type of polymer is Lexan?

What are the structures of the three monomers needed to synthesize the following polymer?

Which of the following sets of products results if nylon 66 is treated with sulfuric acid?

Which of the following is (are)condensation polymer(s)? I.polypropylene II)Teflon III)nylon

What type of polymer is Spandex?

Which of the following best describes the polymer chain shown below?

Which of the following is used to make Teflon?

What is the name given to polymers that soften when heated and harden when cooled?

Which type of polymerization process uses benzoyl peroxide (or other peroxides)as an initiator?

Identify the repeating unit in the polymer formed from the following reaction sequence.

Which of the following monomers is used to make the polymer carbowax,shown below?

What type of polymer is Nylon?

Which of the following initiators is used to make isotactic polypropylene?

Which of the following initiators can be used for free radical chain-growth polymerization?

Structure and Bonding

Acids and Bases

Introduction to Organic Molecules and Functional Groups

Alkanes

Stereochemistry

Understanding Organic Reactions

Alkyl Halides and Nucleophilic Substitution

Alkyl Halides and Elimination Reactions

Alcohols,ethers,and Related Compounds

Alkenes and Addition Reactions

Alkynes and Synthesis

Oxidation and Reduction

Radical Reactions

Conjugation,resonance,and Dienes

Benzene and Aromatic Compounds

Reactions of Aromatic Compounds

Introduction to Carbonyl Chemistry; Organometallic Reagents; Oxidation and Reduction

Aldehydes and Ketones - Nucleophilic Addition

Carboxylic Acids and the Acidity of the O-H Bond

Carboxylic Acids and Their Derivatives Nucleophilic Acyl Substitution

Substitution Reactions of Carbonyl Compounds at the a Carbon

Carbonyl Condensation Reactions

Amines

Carbon-Carbon Bond-Forming Reactions in Organic Synthesis

Pericyclic Reactions

Carbohydrates

Amino Acids and Proteins

Lipids

Spectroscopy A: Mass Spectrometry

Spectroscopy B: Infrared Spectroscopy

Spectroscopy C: Nuclear Magnetic Resonance Spectroscopy

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