Pages in this set

Page 1

Preview of page 1
Specimen Paper
Centre Number Candidate Number For Examiner's Use

Surname

Other Names
Examiner's Initials
Candidate Signature

Question Mark
General Certificate of Secondary Education
Higher Tier 1

2

Chemistry Chemistry 3H 3

Unit Chemistry C3 4




For this paper you must have:
H 5

6

7

· the Data Sheet (as…

Page 2

Preview of page 2
Do not write
2 outside the
box




There are no questions printed on this page




DO NOT WRITE ON THIS PAGE
ANSWER IN THE SPACES PROVIDED




GCSE Chemistry 3 Specimen Paper Higher Tier V1.0

Page 3

Preview of page 3
Do not write
3 outside the
box




Answer all questions in the spaces provided.


1 Methanol can be made when methane reacts with oxygen.

1 (a) The energy level diagram for this reaction is shown below.




1 (a) (i) What is the energy change represented by A?

............................................................................................................................................
(1 mark)…

Page 4

Preview of page 4
Do not write
4 outside the
box




1 (b) A student did an experiment to find the energy released when methanol burns in air.

The student:
· weighed a spirit burner containing methanol
· set up the equipment as shown in the diagram
· recorded the initial temperature




· lit…

Page 5

Preview of page 5
Do not write
5 outside the
box




1 (b) (ii) The temperature change in Experiment 2 is greater than the temperature change in
Experiment 1 and Experiment 3.

Explain why.

............................................................................................................................................

............................................................................................................................................

............................................................................................................................................

............................................................................................................................................
(2 marks)

1 (b) (iii) Suggest one reason why the student repeated the experiment.

............................................................................................................................................

............................................................................................................................................…

Page 6

Preview of page 6
Do not write
6 outside the
box




2 Drain Buster is used to clear and degrease drains. Sodium hydroxide is the main
chemical substance in Drain Buster.




2 (a) A student planned an experiment to find the concentration of the sodium hydroxide
solution in Drain Buster.

The teacher had to…

Page 7

Preview of page 7
Do not write
7 outside the
box




2 (b) In this question you will be assessed on using good English, organising information
clearly and using specialist terms where appropriate.

The student wanted to find the volume of hydrochloric acid that reacts with a known
volume of diluted Drain Buster.

Describe…

Page 8

Preview of page 8
Do not write
8 outside the
box




3 Water is a natural resource. Drinking water in some parts of the UK is soft, but in other
parts drinking water is hard. Calcium ions in water cause water to be hard.

There are two types of hard water, permanent hard water…

Page 9

Preview of page 9
Do not write
9 outside the
box




3 (b) Permanent hard water can be softened.

3 (b) (i) Explain how adding sodium carbonate (Na2CO3) softens permanent hard water.

............................................................................................................................................

............................................................................................................................................

............................................................................................................................................

............................................................................................................................................
(2 marks)

3 (b) (ii) Explain how a water filter containing carbon, silver and ion exchange resin softens…

Page 10

Preview of page 10
Do not write
10 outside the
box




4 The structures shown are of the first three members of a homologous series of alcohols.




4 (a) (i) Draw a ring around the correct general formula for alcohols.


CnH2n+1OH C2nH2n+1OH CnH2n+2OH
(1 mark)

4 (a) (ii) What is the formula of the…

Comments

Emma Simmonds

Report

:)


Similar Chemistry resources:

See all Chemistry resources »