Unit 2 - #11 Polymers

Question 1

What is a polymer

Answer 1

Large chain molecules made up of monomers

Question 2

Types of natural polymers and their monomers (3)

Answer 2

Sugar - Saccharides
Proteins - Amino acids
DNA - nucleotides

Question 3

How are two polymers joined?

Answer 3

Cross linking, covalent or H-bonds between each polymer

Question 4

Properties + Example - Polyethene

Answer 4

-low strength
-high ductility
-water resistant

water bottles

Question 5

Identify the monomer - C(-C)-C(-C)-C(-C)-C(-C)

Answer 5

C-C=C-C

Question 6

Properties + Example - Polyester

Answer 6

-

Question 7

Properties + Example - Polyamide

Answer 7

-tough
-heat resistant
-wear resistant

nylon rope