C H H C H H C H H C H H C H H C H H C H Cl C H H C H Cl C H H C H Cl C

St. Andrew’s and St. Bride’s High School

Chemistry in Society

Plastics

Nat 5 Homework 1

1. The monomer used to form the polymer opposite is H H H H H H A. methane B. ethane C C C C C C C. ethene D. propene H H H H H H

2. The monomer used to form the H H H H H H polymer opposite is

C C C C C C A. CH2=CHCl B. CHCl=CHCl

C. CCl2=CHCl Cl H Cl H Cl H

D. CH2=CH2

3. Which of the following molecules could be used as a monomer to form an addition polymer

A. CH2=CH2

B. CH3CH3

C. CH3CH2CH3

D. CH4

4. The name of the addition polymer formed from the monomer propene is

A. Polyethene B. Polyethane C. Polypropene D. Polypropane

St. Andrew’s and St. Bride’s High School

For questions 5 and 6 use the following

A B C D

H H H H H H H

C C C C C C C

CN CN CN H CN H CN

5. Which of the above is the repeat unit for the polymer H H H H H H shown opposite? C C C C C C

6. Which of the above is the CN H CN H CN H monomer for the polymer shown

7. The structure below represents part of a polymer molecule:

a) Draw the repeating unit and the monomer for this polymer chain. b) Is this an addition or condensation polymer?

St. Andrew’s and St. Bride’s High School

8. Polystyrene is made from the monomer styrene. The systematic name for stryrene is phenylethene.

The monomer used to form polystyrene is shown.

(a) Which part of the structure of styrene allows the polymer to form?

(b) Complete the diagram to show how three styrene molecules join to form part of the polymer chain.

c) Give another name for polystyrene.

St. Andrew’s and St. Bride’s High School 9. Poly(ethenol) is one of the substances used to cover dishwater tablets.

A section of the poly(ethanol) polymer is shown.

(a) Name the functional group present in this polymer.

(b) Draw the repeating unit for this polymer. Name the functional group present in this polymer.

Name the functional group present in this polymer.

10. Copy and complete the following table giving information about a variety of polymers.

Addition or Polymer Use Condensation

polymer

Polystyrene

Nylon

Poly(ethene)

Polyester

Polyamide

Total 15 Marks