Chapter 10 Part 1

How does the monomer of polyvinyl chloride (PVC) differ from the monomer of polyethylene (PE)? A) The PVC monomer has a chlorine atom, but the PE monomer does not. B) The PVC monomer has two chlorine atoms, but the PE monomer does not. C) The PE monomer has one chlorine atom, and the PVC monomer has two chlorine atoms. D) The PVC monomer has a triple bond, and the PE monomer has a double bond.

A) The PVC monomer has a chlorine atom, but the PE monomer does not.

Monomers A) are small building blocks of polymers. B) are small polymers. C) are ethylene. D) cannot form polymers.

A) are small building blocks of polymers.

The main use of elastomers is A) automobile tires. B) synthetic body parts. C) waxed paper. D) wigs.

A) automobile tires.

The pendant group in polystyrene is a(n) A) benzene ring. B) chlorine atom. C) ethyl group. D) methyl group.

A) benzene ring.

The first "practical" application of celluloid was A) billiard balls. B) movie film. C) stiff collars. D) airplane wings.

A) billiard balls.

Which of the following is NOT a naturally occurring polymer? A) celluloid B) cellulose C) starch D) wool

A) celluloid

Celluloid is a chemical modification of which natural product? A) cellulose B) cells C) ivory D) cellophane

A) cellulose

Polystyrene is not used for A) condiment bottles. B) disposable coffee cups. C) material for packing. D) home insulation.

A) condiment bottles.

Carbon can exist is several forms. Which of the following is a form of carbon and does not contain other atoms besides carbon? A) fullerenes B) celluloid C) cellulose D) starch

A) fullerenes

Vulcanization makes rubber A) hard. B) sticky. C) soft. D) less elastic.

A) hard.

Thermoplastic polymers may be A) heated and reformed. B) heated, but not reformed. C) decomposed by heating. D) changed in color by heating.

A) heated and reformed.

HDPE stands for A) high-density polyethylene. B) hot-dipped polyethylene. C) high-dose polyethylene. D) highly-diffuse polyethylene.

A) high-density polyethylene.

The word polymer means A) many parts. B) many sides. C) many rings. D) many carbons.

A) many parts.

The monomer from which polyethylene is made has ________ attached to the C=C. A) only H atoms B) a Cl atom C) a benzene ring D) a methyl group

A) only H atoms

LDPE finds applications as A) plastic film. B) threaded bottle caps. C) drain pipes. D) plastic television trays.

A) plastic film.

A polymer that conducts electricity is A) polyacetylene. B) polyethylene. C) polyvinyl chloride. D) polystyrene.

A) polyacetylene.

This formula in which n can be a very large number represents which of the following polymers? H H / / [-C-C-]n / / H H A) polyethylene B) polyvinyl chloride C) polypropylene D) teflon

A) polyethylene

The most widely used synthetic polymer is A) polyethylene. B) polyvinyl chloride. C) polystyrene. D) polytetrafluoroethylene (Teflon).

A) polyethylene.

The polymer segment ~CH2CH2CH2CH2CH2CH2CH2~ represents A) polyethylene. B) polypropylene. C) polystyrene. D) polyvinyl chloride.

A) polyethylene.

One of the disadvantages of polybutadiene rubber for automobile tires is A) poor resistance to gasoline and oils. B) its color. C) density. D) expense.

A) poor resistance to gasoline and oils.

High-density polyethylene is composed of A) primarily linear, unbranched chains of polyethylene in a close packing arrangement. B) primarily highly branched, non-linear chains of polyethylene in a diffuse packing arrangement. C) a mixture of polyethylene and polystyrene. D) polyethylene with high density plasticizers added to increase density.

A) primarily linear, unbranched chains of polyethylene in a close packing arrangement.

A copolymer is composed of A) two or more different monomers. B) different polymers linked end to end. C) different polymers cross-linked. D) none of the above

A) two or more different monomers.

Elastomers are synthetic polymers that mimic the properties of A) vulcanized rubber. B) polyethylene. C) celluloid. D) PVC.

A) vulcanized rubber.

The monomer of polypropylene is A) CH2CH2. B) CH2CH—CH3. C) CH3CH3. D) CH3CH2CH3.

B) CH2CH—CH3.

Vulcanization of rubber was discovered by A) Charles Goodrich. B) Charles Goodyear. C) Charles Firestone. D) Charles Vulcan.

B) Charles Goodyear.

Which statement relating monomers and polymers is correct? A) They have the same chemical and physical properties. B) They have different chemical and physical properties. C) The monomer is usually a solid, while the polymer is usually a liquid or gas. D) They have the same chemical formula.

B) They have different chemical and physical properties.

The substance in paints that hardens to form a continuous surface coating is called a A) pigment. B) binder. C) solvent. D) thinner.

B) binder.

Which of the following types of carbon consists of one-atom-thick planar sheets of carbons? A) buckyballs B) graphene C) graphite D) nanotubes

B) graphene

The first attempts to make synthetic polymers involved A) combining monomers of ethylene to form polyethylene. B) modifying a naturally occurring polymer to form celluloid. C) compression molding. D) the synthesis of polyamides.

B) modifying a naturally occurring polymer to form celluloid.

What is Teflon used for? A) food wrap B) nonstick cookware C) bullet-proof vests D) garbage bags

B) nonstick cookware

The word monomer means A) one bond. B) one unit. C) many bonds. D) many rings.

B) one unit.

Which of the following is the simplest synthetic polymer? A) polymethane B) polyethylene C) polyvinyl chloride D) polystyrene

B) polyethylene

Plexiglass is A) polyvinyl chloride. B) polymethyl methacrylate. C) polytetrafluoroethylene. D) polyvinyl acetate.

B) polymethyl methacrylate.

This formula in which n can be a very large number represents which of the following polymers? H H / / [-C-C-]n / / H Cl A) polyethylene B) polyvinyl chloride C) polypropylene D) teflon

B) polyvinyl chloride

Low-density polyethylene is composed of A) primarily linear, unbranched chains of polyethylene in a close packing arrangement. B) primarily highly branched, non-linear chains of polyethylene in a diffuse packing arrangement. C) a mixture of polyethylene and polystyrene. D) polyethylene with low density plasticizers added to increase density.

B) primarily highly branched, non-linear chains of polyethylene in a diffuse packing arrangement.

HDPE finds applications in A) waxed paper. B) threaded bottle caps. C) baggies. D) cans.

B) threaded bottle caps.

One of the problems in the production of PVC is that A) vinyl chloride is explosive. B) vinyl chloride is carcinogenic. C) vinyl chloride is toxic. D) vinyl chloride is a solid at room temperature.

B) vinyl chloride is carcinogenic.

The monomer used to make PVC is A) H2CCH2. B) Cl2CCH2. C) H2CCHCl. D) F2CCF2.

C) H2CCHCl.

Which of the following statements about the difference between HDPE and LDPE is NOT correct? A) HDPE has a higher density than LDPE does. B) HDPE holds its shape better than LDPE does when they are put into boiling water. C) HDPE is more flexible than LDPE is. D) HDPE has fewer side chains branching off from the main chains than LDPE does.

C) HDPE is more flexible than LDPE is.

Another name for Teflon is A) LDPE. B) PVC. C) PTFE. D) HDPE.

C) PTFE.

The first synthetic polymer was produced in 1909 and is known as A) polyethylene. B) celluloid. C) bakelite. D) plexiglass.

C) bakelite.

Styrene-butadiene rubber (SBR) is a A) condensation polymer. B) vulcanized rubber. C) copolymer. D) all of the above

C) copolymer.

One of the first applications of polyethylene was A) billiard balls. B) garbage bags. C) electrical insulation. D) parachutes.

C) electrical insulation.

In the vulcanization of rubber, sulfur A) is inserted into the carbon chain. B) breaks long carbon chains into smaller chains. C) forms links between polymer chains. D) links all chains into one long chain.

C) forms links between polymer chains.

Which of the following is a copolymer? A) celluloid B) cellulose C) linear low-density polyethylene D) carbon nanotubes

C) linear low-density polyethylene

LDPE stands for A) linearly dense polyethylene. B) light diffuse polyethylene. C) low-density polyethylene. D) lightly doped polyethylene.

C) low-density polyethylene.

Which of the following roots means "many"? A) mer B) mono C) poly D) tetra

C) poly

This formula in which n can be a very large number represents which of the following polymers? H H / / [-C-C-]n / / HCH3 A) polyethylene B) polyvinyl chloride C) polypropylene D) Teflon

C) polypropylene

In order for a synthetic polymer to be used as a binder in water-base latex paints, it must have ________ properties. A) reactive B) inert C) rubberlike D) aromatic

C) rubberlike

Which of the following is a naturally occurring polymer? A) celluloid B) nylon C) starch D) None of the above is a naturally occurring polymer.

C) starch

Polyvinyl acetate is used for A) carpet. B) chewing gum resin. C) yarns. D) floor tile.

C) yarns.

Polyvinyl chloride is used for drain pipes in plumbing applications. It has replaced traditional cast iron pipe for this purpose. The major advantage of PVC in replacing cast iron for this application (particularly if you are a plumber or homeowner) is that PVC A) is of lighter weight. B) is easier to handle and cut. C) is more resistant to corrosion. D) All of the above are advantages of PVC.

D) All of the above are advantages of PVC.

The monomer used to make Teflon is A) H2CCH2. B) Cl2CCH2. C) H2CCHCl. D) F2CCF2.

D) F2CCF2.

This formula in which n can be a very large number represents which of the following polymers? F F / / [-C-C]n / / F F A) polyethylene B) polyvinyl chloride C) polypropylene D) Teflon

D) Teflon

Which of the following statements about ethylene and polyethylene is true? A) The polymer has the same properties as the monomer. B) The polymer has alternating double and single bonds between carbons, while the monomer has only single bonds between carbons. C) The polymer has alternating double and single bonds between carbons, while the monomer has only double bonds between carbons. D) The polymer has only single bonds between carbons, while the monomer has only double bonds between carbons.

D) The polymer has only single bonds between carbons, while the monomer has only double bonds between carbons.

Polyethylene is NOT A) tough. B) flexible. C) a thermoplastic polymer. D) a thermosetting polymer.

D) a thermosetting polymer.

Natural rubber can be made from the monomer A) propylene. B) polybutylene. C) polyvinyl acetate. D) isoprene.

D) isoprene.

The pendant group in polypropylene is a(n) A) benzene ring. B) chlorine atom. C) ethyl group. D) methyl group.

D) methyl group.

Natural polymers which carry the coded genetic information that makes each individual unique are A) proteins. B) carboxylic acids. C) esters. D) nucleic acids.

D) nucleic acids.

The development of which polymer enabled the British to have effective radar equipment and thus contributed to the British success in the Battle of Britain in World War II? A) polystyrene B) polyvinyl chloride C) Teflon D) polyethylene

D) polyethylene

This formula in which n can be a very large number represents which of the following polymers? H H / / [-C-C-]n / / H C6H5 A) polyethylene B) polyvinyl chloride C) polypropylene D) polystyrene

D) polystyrene

Wool and silk are examples of which type of naturally occurring polymer? A) cellulose B) polyesters C) nucleic acids D) proteins

D) proteins

Polyethylene terephthalate is used for A) nonstick frying pans. B) automobile frames. C) drink. D) stiff collars on men's shirts that are out of fashion.

D) stiff collars on men's shirts that are out of fashion.