Macromolecules Flashcards
1
Q
What is polymerisation
A
small molecules ( monomers ) combine together to form a large molecule
( macromolecule ) ; a polymer
2
Q
Addition polymerisation
A
no elimination of simple molecules
3
Q
- Poly( ethene )
- Polythene
A
- simplest addition polymer
- ethene monomers
4
Q
Uses of polythene
A
- plastic bags
- plastic bottles
- toys
- buckets
- clingfilm
5
Q
- Poly( chloroethene )
- Poly( vinylchloride )
-> PVC
A
chloroethene / vinyl chloride molecules
5
Q
Uses of PVC
A
- water pipes
- insulator for electric cables
- waterproof plastic sheets
5
Q
Poly( propene )
A
- propene molecules
- hard plastic
5
Q
Uses of poly( propene )
A
- making of crates
- other hard plastic materials
5
Q
- Poly( styrene )
- Poly( phenylethene )
A
monomer is styrene
( phenylethene )
6
Q
Condensation polymerisation
A
elimination of simple molecules occurs
7
Q
Nylon
A
- 1 dicarboxylic acid
- 1 diamine ( amino group )
8
Q
Uses of nylon
A
- clothing industry
- nets
9
Q
Polyethylene terephthalate
-> PET
A
- 1 dicarboxylic acid
- 1 diol
10
Q
Uses of PET
A
- fibre for clothing & furniture
- bottles for drinks & foods
- to make carpets, fire & garden hoses, seat belts
11
Q
Synthetic polymers
A
man-made polymers made in laboratories
