Module 8 Portage 219 Organic Chemistry

Module 8 Portage 219
Organic Chemistry with
correct answers 2025




Polymer - CORRECT ANSWER-large molecule made by repetitive linking of smaller
units (monomers)

Macromolecule - CORRECT ANSWER-very large molecule composed of thousands of
covalently bonded atoms (ex: polymer)

1. natural (in nature)
2. synthetic (in lab) - CORRECT ANSWER-two ways polymers are made

rubber, carbs: starch & cellulose, proteins, nucleic acids DNA, RNA - CORRECT
ANSWER-natural polymers

nylon, teflon, styrofoam, polyethylene, Dacron, - CORRECT ANSWER-synthetic
polymers

1. method of formation
2. final composition
3. stereochemical orientation - CORRECT ANSWER-3 main ways to differentiate
polymers

, 1. chain-growth
2. step-growth - CORRECT ANSWER-Two classifications of Synthetic polymers

addition polymers - CORRECT ANSWER-chain growth polymers are also know as:

made by addition of one monomer unit to another in a repetitive pattern - CORRECT
ANSWER-How are chain growth polymers made?

chain growth polymerization - CORRECT ANSWER-A polymerization involving
sequential addition to monomers that are unsaturated (C=C) or have some other
reactive functional groups (particularly ethylene and derivatives)

1. intervention
2. consumption of all available monomers - CORRECT ANSWER-what 2 things stops
chain growth polymerization?

Teflon - CORRECT ANSWER-chain-growth
polymer: polytetrafluoroethylene
monomer: F2C=CF2
nonstick coating, goretex, electrical insulator, chem-resistant coating

Saran - CORRECT ANSWER-chain-growth
polymer: polyvinylidenedichloride
monomer: H2C=CCl2
cling-wrap

Polypropylene - CORRECT ANSWER-chain-growth
polymer: polypropylene
monomer: H2C=CHCH3
carpet fibers, car parts, toys, packaging, houseware

Orlon, Acrilan, Creslan - CORRECT ANSWER-chain-growth
polymer: polyacrylonitrile
monomer: H2C=CH(CN)
textiles/fibers, carpets, upholstery

Polyvinyl Acetate - CORRECT ANSWER-chain-growth
polymer: polyvinyl acetate
monomer: H2C=CH(OCOCH3)
elmers glue, silly putty, latex paints

Polyvinyl alcohol - CORRECT ANSWER-chain-growth
polymer: polyvinyl alcohol
monomer: H2C=CH(OH)
eye med- artificial tears