Pl Ochem 219 Module 8 Exam Studyguide Questions And Correct Answers

PL OCHEM 219 MODULE 8 EXAM STUDYGUIDE QUESTIONS AND CORRECT
ANSWERS

Question:
1. large macromolecule made by linking repeating smaller monomers

Answer:
polymers

Question:
2. why are polymers classified as macromolecules

Answer:
they have a large molecule composed of thousands of covalently bonded atoms

Question:
3. what are the 2 broad types of polymers

Answer:
synthetic - lab made natural - found in nature

Question:
4. natural polymers include (4)

Answer:
rubber, carbohydrates, proteins, and nucleic acids

Question:
5. synthetic polymers include ___

Answer:
plastics like teflon, nylon etc

Question:
6. what are biopolymers

Answer:
biologically relevent polymers

Question:
7. synthetic polymers have 2 subclassifications depending on how they are created :

Answer:
1. chain growth polymers
2. step-growth polymers

Question:
8. what are chain growth polymers

Answer:
"addition polymers" made by the addition of 1 monomer to another in a repetitive manner

, Question:
9. what is the key principle of chain growth polymers

Answer:
once the initator starts the process, the reaction is self-sustaining by mechanisms

Question:
10. how do you change the properties of the polymer desired

Answer:
change the monomer used in the reaction

Question:
11. structure and trade name

Answer:
teflon




Question:
12. polyvinylidene dichloride structure and trade name

Answer:
saran




Question:
13. polypropylene structure

Answer: