Question 1

Draw the structure(s) of the monomer(s) used to make each of the following polymers.
-Draw:

Accepted Answer

The answer of Draw the structure(s) of the monomer(s) used...

Question 2

Classify the following polymer.

Accepted Answer

A)  isotactic 
B)  syndiotactic 
C)  atactic 
A)  isotactic 
B)  syndiotactic 
C)  atactic

Question 3

MATCH a term or structure from the list below to each of the following definitions or names. Place the letter of the term or structure in the blank to the left of the definition or name which it describes.
-_____ General structure: M=CHR

Accepted Answer

A) BF3 + H2O 
B) elastomer 
C) chain-growth polymer 
D) AL(CH2CH3)3 + TiCl4 
E)  
F) 
G)thermoplastic
H)homopolymer
I)plasticizers
J)thermosetting resins
K)copolymers
L)step-growth polymer
M)Grubb's catalyst
N)metallacycle
O) 
P)  
A) BF3 + H2O 
B) elastomer 
C) chain-growth polymer 
D) AL(CH2CH3)3 + TiCl4 
E)  
F) 
G)thermoplastic
H)homopolymer
I)plasticizers
J)thermosetting resins
K)copolymers
L)step-growth polymer
M)Grubb's catalyst
N)metallacycle
O) 
P)

Question 4

Draw the structure(s) of the monomer(s) used to make each of the following polymers.
-Draw:

Accepted Answer

The answer of Draw the structure(s) of the monomer(s) used...

Question 5

Monomer A is copolymerized with Monomer B and is found to have the following structure:   The type of copolymer formed is:

Accepted Answer

A)  a random copolymer 
B)  an alternating copolymer 
C)  a block copolymer 
D)  a graft copolymer 
A)  a random copolymer 
B)  an alternating copolymer 
C)  a block copolymer 
D)  a graft copolymer

Question 6

Do you expect nitroethylene to be more or less reactive than ethylene toward anionic polymerization? Explain.

Accepted Answer

Vinyl monomers with electron-withdrawing

Question 7

Draw the structure of the product produced by the acyclic diene metathesis (ADMET) of 1,6-heptadiene.

Accepted Answer

The answer of Draw the structure of the product produced...

Question 8

Which of the following represents the general structure of a urethane?

Accepted Answer

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

Question 9

MATCH a term or structure from the list below to each of the following definitions or names. Place the letter of the term or structure in the blank to the left of the definition or name which it describes.
-____ a Ziegler-Natta catalyst

Accepted Answer

A) BF3 + H2O 
B) elastomer 
C) chain-growth polymer 
D) AL(CH2CH3)3 + TiCl4 
E)  
F) 
G)thermoplastic
H)homopolymer
I)plasticizers
J)thermosetting resins
K)copolymers
L)step-growth polymer
M)Grubb's catalyst
N)metallacycle
O) 
P)  
A) BF3 + H2O 
B) elastomer 
C) chain-growth polymer 
D) AL(CH2CH3)3 + TiCl4 
E)  
F) 
G)thermoplastic
H)homopolymer
I)plasticizers
J)thermosetting resins
K)copolymers
L)step-growth polymer
M)Grubb's catalyst
N)metallacycle
O) 
P)

Question 10

MATCH a term or structure from the list below to each of the following definitions or names. Place the letter of the term or structure in the blank to the left of the definition or name which it describes.
-____ Bakelite is this type of polymer.

Accepted Answer

A) BF3 + H2O 
B) elastomer 
C) chain-growth polymer 
D) AL(CH2CH3)3 + TiCl4 
E)  
F) 
G)thermoplastic
H)homopolymer
I)plasticizers
J)thermosetting resins
K)copolymers
L)step-growth polymer
M)Grubb's catalyst
N)metallacycle
O) 
P)  
A) BF3 + H2O 
B) elastomer 
C) chain-growth polymer 
D) AL(CH2CH3)3 + TiCl4 
E)  
F) 
G)thermoplastic
H)homopolymer
I)plasticizers
J)thermosetting resins
K)copolymers
L)step-growth polymer
M)Grubb's catalyst
N)metallacycle
O) 
P)

Question 11

Exhibit 31-3
Classify each polymer below as step-growth or chain-growth.20.   ANSWER:
chain-growth
POINTS:
1
21.   ANSWER:
chain-growth
POINTS:
1
22.   ANSWER:
step-growth
POINTS:
1
23.   ANSWER:
step-growth
POINTS:
1
Exhibit 31-4
Draw the structure of the polymers obtained from the following reactions.
24.   ANSWER:   POINTS:
1
25.   ANSWER:   POINTS:
1
26.   ANSWER:   POINTS:
1
27.   ANSWER:   POINTS:
1
28.   ANSWER:   POINTS:
1
-Monomer A is copolymerized with Monomer B and is found to have the following structure:   The type of copolymer formed is:

Accepted Answer

A)  a random copolymer 
B)  an alternating copolymer 
C)  a block copolymer 
D)  a graft copolymer 
A)  a random copolymer 
B)  an alternating copolymer 
C)  a block copolymer 
D)  a graft copolymer

Question 12

Which type of polymer has a high glass transition temperature (Tg)?

Accepted Answer

A)  thermoplastic 
B)  fiber 
C)  elastomer 
D)  thermosetting resins 
A)  thermoplastic 
B)  fiber 
C)  elastomer 
D)  thermosetting resins

Question 13

MATCH a term or structure from the list below to each of the following definitions or names. Place the letter of the term or structure in the blank to the left of the definition or name which it describes.
-____ Isotactic propylene

Accepted Answer

A) BF3 + H2O 
B) elastomer 
C) chain-growth polymer 
D) AL(CH2CH3)3 + TiCl4 
E)  
F) 
G)thermoplastic
H)homopolymer
I)plasticizers
J)thermosetting resins
K)copolymers
L)step-growth polymer
M)Grubb's catalyst
N)metallacycle
O) 
P)  
A) BF3 + H2O 
B) elastomer 
C) chain-growth polymer 
D) AL(CH2CH3)3 + TiCl4 
E)  
F) 
G)thermoplastic
H)homopolymer
I)plasticizers
J)thermosetting resins
K)copolymers
L)step-growth polymer
M)Grubb's catalyst
N)metallacycle
O) 
P)

Question 14

Rank the following monomers in order of increasing reactivity toward anionic polymerization (least reactive to most reactive).

Accepted Answer

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

Question 15

Draw the structure(s) of the monomer(s) used to make each of the following polymers.
-Draw:

Accepted Answer

The answer of Draw the structure(s) of the monomer(s) used...

Exam 27: Synthetic Polymerse

Draw the structure(s) of the monomer(s) used to make each of the following polymers. -Draw:

Classify the following polymer.

MATCH a term or structure from the list below to each of the following definitions or names. Place the letter of the term or structure in the blank to the left of the definition or name which it describes. -_____ General structure: M=CHR

Draw the structure(s) of the monomer(s) used to make each of the following polymers. -Draw:

Monomer A is copolymerized with Monomer B and is found to have the following structure: The type of copolymer formed is:

Do you expect nitroethylene to be more or less reactive than ethylene toward anionic polymerization? Explain.

Draw the structure of the product produced by the acyclic diene metathesis (ADMET) of 1,6-heptadiene.

Which of the following represents the general structure of a urethane?

MATCH a term or structure from the list below to each of the following definitions or names. Place the letter of the term or structure in the blank to the left of the definition or name which it describes. -____ a Ziegler-Natta catalyst

MATCH a term or structure from the list below to each of the following definitions or names. Place the letter of the term or structure in the blank to the left of the definition or name which it describes. -____ Bakelite is this type of polymer.

Which type of polymer has a high glass transition temperature (Tg)?

MATCH a term or structure from the list below to each of the following definitions or names. Place the letter of the term or structure in the blank to the left of the definition or name which it describes. -____ Isotactic propylene

Rank the following monomers in order of increasing reactivity toward anionic polymerization (least reactive to most reactive).

Draw the structure(s) of the monomer(s) used to make each of the following polymers. -Draw:

Structure and Bonding

Polar Covalent Bonds; Acids and Bases

Organic Compounds: Alkanes and Their Stereochemistry

Organic Compounds: Cycloalkanes and Their Stereochemistry

Stereochemistry at Tetrahedral Centers

An Overview of Organic Reactions

Alkenes and Alkynes

Reactions of Alkenes and Alkynes

Aromatic Compounds

Structure Determination: Mass Spectrometry, Infrared Spectroscopy, and Ultraviolet Spectroscopy

Structure Determination: Mass Spectrometry, Infrared Spectroscopy, and Ultraviolet Spectroscopy

Structure Determination: Nuclear Magnetic Resonance Spectroscopy

Organohalides: Nucleophilic Substitutions and Eliminations

Alcohols, Phenols, and Thiols; Ethers and Sulfides

Aldehydes and Ketones: Nucleophilic Addition Reactions

Carboxylic Acids and Nitriles

Carboxylic Acid Derivatives: Nucleophilic Acyl Substitution Reactions

Carbonyl Alpha-Substitution and Condensation Reactions

Amines and Heterocycles

Biomolecules: Amino Acids, Peptides, and Proteins

Amino Acid Metabolism

Biomolecules: Carbohydrates

Carbohydrate Metabolism

Biomolecules: Lipids and Their Metabolism

Biomolecules: Nucleic Acids and Their Metabolism

Orbitals and Organic Chemistry: Pericyclic Reactionse

Filters

Which type of polymer has a high glass transition temperature (T_g)?