1. Unit 2d(Int2)/2e(Higher) Progress Test

2. Polyesters 1. What is condensation polymerization? 2. What property of polyester's reactants enables the esters to link up thousands of times within a molecule? 3. What property of polyester makes it a good material for outdoor clothing? 111111

3. Nylon 4.What 2 monomers make up Nylon? 5.What type of reaction occurs to form Nylon and what bonding does it contain? 6.Name 3 properties that Nylon possesses. 213213

4. Kevlar 7.What bonding makes Kevlar so strong? 8.When Kevlar is synthesized what type of reaction occurs? And what is the by-product of the reaction? 9.Down to what temperature does Kevlar maintain it's strength? 10.What structural feature leads to Kevlar having such increased strength? 12121212

5. Thermosetting Plastics 11. What colour is Bakelite and what causes this? 12. What is the structure of Formaldehyde? 13. Give 3 uses of Bakelite. 113113

6. Polyethyne 14.What is the process called that improves the conductivity of Polyethyne ? 15.What happens to Polyethyne after this process ? 16.What is another name for Polyethyne ? 111111

7. Poly vinyl carbazole 17.Draw the substance formed by the reaction of ethyne with carbazole. 18.What type of polymer is poly(vinyl carbazole)? 19.What is the most outstanding property of poly(vinyl carbazole) and what does this property mean it is used for? 212212

8. Polyethanol 20.How is poly(ethanol) made 21.Name two uses for poly(ethanol) in hospital 22.Name the properties of poly(ethanol) that are dependent on humidity 121121

9. Photodegreadable polymers 23.What functional group is added to the polymer to help absorb sunlight 24.Name two uses of photodegreadable polymers? 25.Name two properties of photodegradeable polymers? 122122

10. Biopol 26.Name the 1 main use of Biopol(polyhdroxybutyrate) 27.State the process in which biopol is produced. 28.Name 3 properties of biopol. 113113