Chem ch 10

Monomers

are small building blocks of polymers

the word polymer means

many parts

another name for teflon is

PTFE

What is teflon used for

nonstick cookware

plexiglass is a polymethyl methacrylate polymer that is used as a glass substitute. The Tg of plexiglass is

high

which of the following is currently the most desirable method to minimize the problem of disposal plastics

recycle them

which of the following is the simplist synthetic polymer

polyethylene

which of the following is a naturally occurring polymer

rubber

wool and silk are examples of which type of naturally occurring polymer

proteins

the first practical application of celluloid was

billiard balls

one of the first applications of polyethylene was

electrical insulation

high density polyethylene is composed of

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

low density polethylene is composed of

primarily highly branched, non linear chains of polyethylene in a diffuse packing arrangements

LDPE finds applications as

plastic bags

LDPE stands for

low density polyethylene

Thermoplastic polymers may be

heated and reformed

The monomer used to make teflon is

f2c cf2

vulcanization makes rubber

hard

natural rubber can be made from the monomer

isoprene

plastics make up _______ percent by mass of solid waste

12

the greatest hazard in using plastics in home building materials and furnishings is that some

form poisonous gases when burned

silicons are not used for

garbage bags

Plexiglass is

polymethyl methacrylate

a polymer that conducts electricity is

polyacetylene