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Which type of polymerization can be used to polymerize methyl 2-cyanoacrylate, H2C=C(CN) CO2CH3?


A) anionic
B) cationic
C) radical
D) Ziegler-Natta

E) All of the above
F) A) and B)

Correct Answer

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Identify the final product of the following reaction. ​ Identify the final product of the following reaction. ​ A) Terephthalic acid B) Kevlar C) Lexan D) Nylon 6


A) Terephthalic acid
B) Kevlar
C) Lexan
D) Nylon 6

E) B) and D)
F) A) and D)

Correct Answer

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The ratio of the weight average molecular weight to the number average molecular weight of a polymer was found to be 3:2. Which of the following statements is true about the polymer?


A) It is monodisperse.
B) It has chains of varying length.
C) It has chains of equal length.
D) It has a polydispersity value of less than one.

E) A) and B)
F) None of the above

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Which type of polymerization is initiated by a mixture of naphthalene and sodium metal?


A) anionic
B) cationic
C) radical
D) Ziegler-Natta

E) C) and D)
F) B) and D)

Correct Answer

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High degrees of crystallinity are associated with polymers with weak intermolecular forces.

A) True
B) False

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What is the common name of the following polymer? What is the common name of the following polymer? A) Kevlar B) PET C) Nylon-6 D) Nylon-6,6


A) Kevlar
B) PET
C) Nylon-6
D) Nylon-6,6

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

Correct Answer

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Thermosetting polymers continue to crosslink on heating followed by cooling to irreversibly produce an extremely hard material that cannot be remelted.

A) True
B) False

Correct Answer

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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.


A) crystallite
B) elastomer
C) chain-growth polymer
D) Al(CH2CH3) 3 + TiCl4
E) 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. A) crystallite B) elastomer C) chain-growth polymer D) Al(CH<sub>2</sub>CH<sub>3</sub>) <sub>3</sub> + TiCl<sub>4</sub> E) F) G) thermoplastic H) homopolymer I) T<sub>m</sub> J) epoxy resins K) copolymers L) step-growth polymer M) catalyst N) T<sub>g</sub> O) P) ​ ​
F) 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. A) crystallite B) elastomer C) chain-growth polymer D) Al(CH<sub>2</sub>CH<sub>3</sub>) <sub>3</sub> + TiCl<sub>4</sub> E) F) G) thermoplastic H) homopolymer I) T<sub>m</sub> J) epoxy resins K) copolymers L) step-growth polymer M) catalyst N) T<sub>g</sub> O) P) ​ ​
G) thermoplastic
H) homopolymer
I) Tm
J) epoxy resins
K) copolymers
L) step-growth polymer
M) "catalyst"
N) Tg
O) 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. A) crystallite B) elastomer C) chain-growth polymer D) Al(CH<sub>2</sub>CH<sub>3</sub>) <sub>3</sub> + TiCl<sub>4</sub> E) F) G) thermoplastic H) homopolymer I) T<sub>m</sub> J) epoxy resins K) copolymers L) step-growth polymer M) catalyst N) T<sub>g</sub> O) P) ​ ​
P) 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. A) crystallite B) elastomer C) chain-growth polymer D) Al(CH<sub>2</sub>CH<sub>3</sub>) <sub>3</sub> + TiCl<sub>4</sub> E) F) G) thermoplastic H) homopolymer I) T<sub>m</sub> J) epoxy resins K) copolymers L) step-growth polymer M) catalyst N) T<sub>g</sub> O) P) ​ ​ ​
​

Q) C) and D)
R) D) and J)

Correct Answer

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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 polyurethane


A) crystallite
B) elastomer
C) chain-growth polymer
D) Al(CH2CH3) 3 + TiCl4
E) 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 polyurethane A) crystallite B) elastomer C) chain-growth polymer D) Al(CH<sub>2</sub>CH<sub>3</sub>) <sub>3</sub> + TiCl<sub>4</sub> E) F) G) thermoplastic H) homopolymer I) T<sub>m</sub> J) epoxy resins K) copolymers L) step-growth polymer M) catalyst N) T<sub>g</sub> O) P) ​ ​
F) 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 polyurethane A) crystallite B) elastomer C) chain-growth polymer D) Al(CH<sub>2</sub>CH<sub>3</sub>) <sub>3</sub> + TiCl<sub>4</sub> E) F) G) thermoplastic H) homopolymer I) T<sub>m</sub> J) epoxy resins K) copolymers L) step-growth polymer M) catalyst N) T<sub>g</sub> O) P) ​ ​
G) thermoplastic
H) homopolymer
I) Tm
J) epoxy resins
K) copolymers
L) step-growth polymer
M) "catalyst"
N) Tg
O) 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 polyurethane A) crystallite B) elastomer C) chain-growth polymer D) Al(CH<sub>2</sub>CH<sub>3</sub>) <sub>3</sub> + TiCl<sub>4</sub> E) F) G) thermoplastic H) homopolymer I) T<sub>m</sub> J) epoxy resins K) copolymers L) step-growth polymer M) catalyst N) T<sub>g</sub> O) P) ​ ​
P) 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 polyurethane A) crystallite B) elastomer C) chain-growth polymer D) Al(CH<sub>2</sub>CH<sub>3</sub>) <sub>3</sub> + TiCl<sub>4</sub> E) F) G) thermoplastic H) homopolymer I) T<sub>m</sub> J) epoxy resins K) copolymers L) step-growth polymer M) catalyst N) T<sub>g</sub> O) P) ​ ​ ​
​

Q) C) and D)
R) E) and M)

Correct Answer

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Consider the structure given below which might be found in a protein. Consider the structure given below which might be found in a protein. Answer the following questions by filling in the blank with the appropriate word or term. -This polymer would be classified as a poly______. Answer the following questions by filling in the blank with the appropriate word or term. -This polymer would be classified as a poly______.

Correct Answer

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Provide the structure of the poly(lactic acid) that is formed by base catalyzed ring opening polymerization of the dilactone shown below. Provide the structure of the poly(lactic acid) that is formed by base catalyzed ring opening polymerization of the dilactone shown below.

Correct Answer

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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. -____ Polymers obtained when two or more different monomers are allowed to polymerize together.


A) crystallite
B) elastomer
C) chain-growth polymer
D) Al(CH2CH3) 3 + TiCl4
E) 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. -____ Polymers obtained when two or more different monomers are allowed to polymerize together. A) crystallite B) elastomer C) chain-growth polymer D) Al(CH<sub>2</sub>CH<sub>3</sub>) <sub>3</sub> + TiCl<sub>4</sub> E) F) G) thermoplastic H) homopolymer I) T<sub>m</sub> J) epoxy resins K) copolymers L) step-growth polymer M) catalyst N) T<sub>g</sub> O) P) ​ ​
F) 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. -____ Polymers obtained when two or more different monomers are allowed to polymerize together. A) crystallite B) elastomer C) chain-growth polymer D) Al(CH<sub>2</sub>CH<sub>3</sub>) <sub>3</sub> + TiCl<sub>4</sub> E) F) G) thermoplastic H) homopolymer I) T<sub>m</sub> J) epoxy resins K) copolymers L) step-growth polymer M) catalyst N) T<sub>g</sub> O) P) ​ ​
G) thermoplastic
H) homopolymer
I) Tm
J) epoxy resins
K) copolymers
L) step-growth polymer
M) "catalyst"
N) Tg
O) 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. -____ Polymers obtained when two or more different monomers are allowed to polymerize together. A) crystallite B) elastomer C) chain-growth polymer D) Al(CH<sub>2</sub>CH<sub>3</sub>) <sub>3</sub> + TiCl<sub>4</sub> E) F) G) thermoplastic H) homopolymer I) T<sub>m</sub> J) epoxy resins K) copolymers L) step-growth polymer M) catalyst N) T<sub>g</sub> O) P) ​ ​
P) 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. -____ Polymers obtained when two or more different monomers are allowed to polymerize together. A) crystallite B) elastomer C) chain-growth polymer D) Al(CH<sub>2</sub>CH<sub>3</sub>) <sub>3</sub> + TiCl<sub>4</sub> E) F) G) thermoplastic H) homopolymer I) T<sub>m</sub> J) epoxy resins K) copolymers L) step-growth polymer M) catalyst N) T<sub>g</sub> O) P) ​ ​ ​
​

Q) E) and K)
R) A) and O)

Correct Answer

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Provide the structure of poly(butylene adipamide).

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Provide the structure of polystyrene.

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Classify each polymer below as step-growth or chain-growth. Place the appropriate term in the blank provide -_________________ Classify each polymer below as step-growth or chain-growth. Place the appropriate term in the blank provide -_________________

Correct Answer

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The weight average molecular weight of a polymer was found to be 30,000, and the number average molecular weight of the compound was 20,000. What is the PDI of the polymer?


A) 0.0
B) 1.0
C) 1.5
D) 0.5

E) A) and C)
F) A) and B)

Correct Answer

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Identify the compound that is not a conductive polymer.


A) Polyphenylene vinylene
B) Polyvinyl chloride
C) Polypyrrole
D) Polyacetylene

E) A) and C)
F) None of the above

Correct Answer

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Provide the structure of polyacetylene that is formed by ring-opening metathesis polymerization of 1,3,5,7-cyclooctatetraene. Provide the structure of polyacetylene that is formed by ring-opening metathesis polymerization of 1,3,5,7-cyclooctatetraene.

Correct Answer

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The following is an example of a polyurethane. The following is an example of a polyurethane.

A) True
B) False

Correct Answer

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Which of the following combinations of terms best describes the polymerization of a diol and a diacid to form a polyester?


A) step growth addition
B) step growth condensation
C) chain growth addition
D) chain growth condensation

E) A) and B)
F) B) and C)

Correct Answer

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Showing 41 - 60 of 68

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