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Organic Chemistry Module 8 Portage 219 TEST EXAM FINALS QUESTIONS WITH VERIFIED SOLUTIONS

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Organic Chemistry Module 8 Portage 219 TEST EXAM FINALS QUESTIONS WITH 100% VERIFIED SOLUTIONS Polymer - ANSWER large molecule made by repetitive linking of smaller units (monomers) Macromolecule - ANSWER very large molecule composed of thousands of covalently bonded atoms (ex: polymer) 1. natural (in nature) 2. synthetic (in lab) - ANSWER two ways polymers are made rubber, carbs: starch & cellulose, proteins, nucleic acids DNA, RNA - ANSWER natural polymers nylon, teflon, styrofoam, polyethylene, Dacron, - ANSWER synthetic polymers 1. method of formation 2. final composition 3. stereochemical orientation - ANSWER 3 main ways to differentiate polymers 1. chain-growth 2. step-growth - ANSWER Two classifications of Synthetic polymers addition polymers - ANSWER chain growth polymers are also know as: made by addition of one monomer unit to another in a repetitive pattern - ANSWER How are chain growth polymers made? chain growth polymerization - 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 - ANSWER what 2 things stops chain growth polymerization? Teflon - ANSWER chain-growth polymer: polytetrafluoroethylene monomer: F2C=CF2 nonstick coating, goretex, electrical insulator, chem-resistant coating Saran - ANSWER chain-growth polymer: polyvinylidenedichloride monomer: H2C=CCl2 cling-wrap Polypropylene - ANSWER chain-growth polymer: polypropylene monomer: H2C=CHCH3 carpet fibers, car parts, toys, packaging, houseware Orlon, Acrilan, Creslan - ANSWER chain-growth polymer: polyacrylonitrile monomer: H2C=CH(CN) textiles/fibers, carpets, upholstery Polyvinyl Acetate - ANSWER chain-growth polymer: polyvinyl acetate monomer: H2C=CH(OCOCH3) elmers glue, silly putty, latex paints Polyvinyl alcohol - ANSWER chain-growth polymer: polyvinyl alcohol monomer: H2C=CH(OH) eye med- artificial tears

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Organic Chemistry Module 8 Portage 219
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Institution
Organic Chemistry Module 8 Portage 219
Course
Organic Chemistry Module 8 Portage 219

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Uploaded on
June 30, 2025
Number of pages
13
Written in
2024/2025
Type
Exam (elaborations)
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Questions & answers

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  • organic chemistry

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ORGANIC CHEMISTRY MODULE 8 PORTAGE 219
TEST EXAM FINALS QUESTIONS WITH 100%
VERIFIED SOLUTIONS
1. Polymer
..ANSWER>>> large molecule made by repetitive linking of smaller units (monomers)
Y Y Y Y Y Y Y Y Y Y




2. Macromolecule
..ANSWER>>> very large molecule composed of thousands of covalently bond- ed atoms (ex: polymer)
Y Y Y Y Y Y Y Y Y Y Y Y Y




3. 1. natural (in nature)
Y Y Y




2. synthetic (in lab): two ways polymers are made
Y Y Y Y Y Y Y Y




4. rubber, carbs Y




..ANSWER>>> starch & cellulose, proteins, nucleic acids DNA, RNA: natural polymers
Y Y Y Y Y Y Y Y Y Y




5. nylon, teflon, styrofoam, polyethylene, Dacron,
Y Y Y Y




Y ..ANSWER>>> synthetic polymers YY Y




6. 1. method of formation
Y Y Y




2. final composition
Y




3. stereochemical orientation Y




..ANSWER>>> 3 main ways to differentiate polymers
Y Y Y Y Y Y




7. 1. chain-growth
Y




2. step-growth
Y




..ANSWER>>> Two classifications of Synthetic polymers
Y Y Y Y Y




8. addition polymers Y




..ANSWER>>> chain growth polymers are also know as:
Y Y Y Y Y Y Y Y



1/ Y


13
Y

, 9. made by addition of one monomer unit to another in a repetitive pattern
Y Y Y Y Y Y Y Y Y Y Y Y




..ANSWER>>>How are chain growth polymers made? Y Y Y Y Y




10. chain growth polymerization Y Y




..ANSWER>>> A polymerization involving sequential addition to monomers that are unsaturated (C=C) or have some
YY Y Y Y Y Y Y Y Y Y Y Y Y Y




Y other reactive functional groups (particularly ethylene and derivatives)
Y Y Y Y Y Y Y




11. 1. intervention Y




2. consumption of all available monomers
Y Y Y Y Y




..ANSWER>>> what 2 things stops chain growth polymerization?
YY Y Y Y Y Y Y




12. Teflon
..ANSWER>>> chain-growth polymer: YY Y




Y polytetrafluoroethylene monomer: F2C=CF2 Y Y




nonstick coating, goretex, electrical insulator, chem-resistant coati
Y Y Y Y Y Y
ng


13. Saran
..ANSWER>>> chain-growth polymer: YY Y




Ypolyvinylidenedichloride monomer: H2C=CCl2 Y Y




cling-wrap




14. Polypropylene
Y..ANSWER>>> chain-growth polymer: Y Y




Y polypropylene monomer: H2C=CHCH3 Y Y




carpet fibers, car parts, toys, packaging, houseware
Y Y Y Y Y Y




15. Orlon, Acrilan, Creslan Y Y




..ANSWER>>> chain-growth polymer: polyacrylonitrile YY Y Y




2/ Y


13
Y

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