Question 1

Kevlar is an example of ________.

Accepted Answer

A) a polyester 
B) an aramide 
C) a polyurethane 
D) a epoxy resin 
E) a plasticizer 
A) a polyester 
B) an aramide 
C) a polyurethane 
D) a epoxy resin 
E) a plasticizer

Question 2

Give the product of the following polymerization.

Accepted Answer

The answer of Give the product of the following polymerization....

Question 3

Show how branching could occur during the free-radical polymerization of styrene.

Accepted Answer

The answer of Show how branching could occur during the...

Question 4

Name the monomer used in the production of neoprene.

Accepted Answer

2-chloro-1

Question 5

Explain why some monomers are better able to undergo chain-growth polymerization by a radical mechanism.

Accepted Answer

A monomer with a substituent (

Question 6

Draw the monomer for poly(vinyl acetate).

Accepted Answer

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

Question 7

Describe what plasticizers are and give an example.

Accepted Answer

An organic compound that disso

Question 8

List the two main groups of polymers and give one example of each.

Accepted Answer

Polymers are divided into two

Question 9

Which of the following is more likely to form non-terminated polymeric chains called living polymers?

Accepted Answer

A) cationic polymerization 
B) free radical polymerization 
C) anionic polymerization 
D) A and B 
E) A and C 
A) cationic polymerization 
B) free radical polymerization 
C) anionic polymerization 
D) A and B 
E) A and C

Question 10

A substituted ethylene polymer in which the substituents are randomly oriented is called ________.

Accepted Answer

A) a ditactic polymer 
B) an eutatic polymer 
C) an isotactic polymer 
D) a syndiotatic polymer 
E) an atactic polymer 
A) a ditactic polymer 
B) an eutatic polymer 
C) an isotactic polymer 
D) a syndiotatic polymer 
E) an atactic polymer

Question 11

Draw the structure of Nylon 66.

Accepted Answer

The answer of Draw the structure of Nylon 66....

Question 12

When 2,2-dimethyloxirane (see figure below)undergoes anionic polymerization, the nucleophile attacks the least substituted carbon of the epoxide, but when it undergoes cationic polymerization, the nucleophile attacks the most substituted carbon of the epoxide. Explain why this is so.

Accepted Answer

In anionic polymerization, the nucleophi

Question 13

From which of the following monomers is neoprene synthesized?

Accepted Answer

A) (Z)-2-chloro-2-butene 
B) (
E) -2-chloro-2-butene 
C) (
E) -1-chloro-1,3-butadiene 
D) 2-chloro-1,3-butadiene 
E) 2,3-dichloro-1,3-butadiene 
A) (Z)-2-chloro-2-butene 
B) (
E) -2-chloro-2-butene 
C) (
E) -1-chloro-1,3-butadiene 
D) 2-chloro-1,3-butadiene 
E) 2,3-dichloro-1,3-butadiene

Question 14

Identify the monomers that undergo cationic polymerization.

Accepted Answer

A) styrene 
B) methyl methacrylate 
C) vinyl chloride 
D) methyl vinyl ether 
E) acrylamide 
A) styrene 
B) methyl methacrylate 
C) vinyl chloride 
D) methyl vinyl ether 
E) acrylamide

Question 15

What is the structure of the monomer from which the following polymer is made?

Accepted Answer

A) CH3CH3 
B) CH2     CH2 
C) CH3CH   CH2 
D) CH2     CHCH   CH2 
E) CH3CH   CHCH3 
A) CH3CH3 
B) CH2     CH2 
C) CH3CH   CH2 
D) CH2     CHCH   CH2 
E) CH3CH   CHCH3

Question 16

What is the structure of the monomer from which the following polymer is made?

Accepted Answer

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

Question 17

Propose a mechanism for the following polymerization reaction:

Accepted Answer

The answer of Propose a mechanism for the following polymerization...

Question 18

Chain-growth polymerization exhibits a marked preference for ________.

Accepted Answer

A) tail-to-tail addition 
B) head-to-head addition 
C) head-to-tail addition 
D) head-to-middle addition 
E) middle-to-tail addition 
A) tail-to-tail addition 
B) head-to-head addition 
C) head-to-tail addition 
D) head-to-middle addition 
E) middle-to-tail addition

Question 19

Identify the monomers that undergo radical polymerization.

Accepted Answer

A) styrene 
B) methyl methacrylate 
C) vinyl chloride 
D) methyl vinyl ether 
E) acrylamide 
A) styrene 
B) methyl methacrylate 
C) vinyl chloride 
D) methyl vinyl ether 
E) acrylamide

Question 20

What monomers formed the following polymer?

Accepted Answer

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

Exam 27: Synthetic Polymers

Kevlar is an example of ________.

Give the product of the following polymerization.

Show how branching could occur during the free-radical polymerization of styrene.

Name the monomer used in the production of neoprene.

Explain why some monomers are better able to undergo chain-growth polymerization by a radical mechanism.

Draw the monomer for poly(vinyl acetate).

Describe what plasticizers are and give an example.

List the two main groups of polymers and give one example of each.

Which of the following is more likely to form non-terminated polymeric chains called living polymers?

A substituted ethylene polymer in which the substituents are randomly oriented is called ________.

Draw the structure of Nylon 66.

When 2,2-dimethyloxirane (see figure below)undergoes anionic polymerization, the nucleophile attacks the least substituted carbon of the epoxide, but when it undergoes cationic polymerization, the nucleophile attacks the most substituted carbon of the epoxide. Explain why this is so.

From which of the following monomers is neoprene synthesized?

Identify the monomers that undergo cationic polymerization.

What is the structure of the monomer from which the following polymer is made?

What is the structure of the monomer from which the following polymer is made?

Propose a mechanism for the following polymerization reaction:

Chain-growth polymerization exhibits a marked preference for ________.

Identify the monomers that undergo radical polymerization.

What monomers formed the following polymer?

Remembering General Chemistry: Electronic Structure and Bonding

Acids and Bases: Central to Understanding Organic Chemistry

An Introduction to Organic Compounds

Isomers: the Arrangement of Atoms in Space

Alkenes Thermodynamics and Kinetics

Reactions of Alkenes

Reactions of Alkynes Introduction to Multistep Synthesis

Electron Delocalization, Resonance, and Aromaticity More About Molecular Orbital Theory

Substitution Reactions of Alkyl Halides

Elimination Reactions of Alkyl Halides Competition Between Substitution and Elimination

Reactions of Alcohols, Ethers, Epoxides, and Sulfur-Containing Compounds

Organometallic Compounds

Reactions of Alkanes, Radicals

Mass Spectrometry, Infrared Spectroscopy, and Uvvis Spectroscopy

Nmr Spectroscopy

Reactions of Carboxylic Acids and Carboxylic Acid Derivatives

Reactions of Aldehydes and Ketones

Reactions at the Alpha Carbon of Carbonyl Compounds

Reactions of Benzene and Substituted Benzenes

More About Amines Heterocylic Compounds

Carbohydrates

Amino Acids, Peptides, and Proteins

Catalysis

The Organic Mechanisms of the Coenzymes

The Chemistry of Metabolism

Nucleosides, Nucleotides, and Nucleic Acids

Pericyclic Reactions

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