Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
GCSE
CHEMISTRY/JUN 2021
Higher Tier Paper 2
H
Time allowed: 1 hour 45 minutes
Materials
For this paper you must have:
For Examiner’s Use
a ruler
a scientific calculator Question Mark
the periodic table (enclosed).
1
Instructions 2
Use black ink or black ball-point pen. 3
Pencil should only be used for drawing. 4
Fill in the boxes at the top of this page.
5
Answer all questions in the spaces provided. Do not write outside 6
the box around each page or on blank pages. 7
If you need extra space for your answer(s), use the lined pages at the end of 8
this book. Write the question number against your answer(s).
9
Do all rough work in this book. Cross through any work you do not want
to be marked. 10
In all calculations, show clearly how you work out your answer.
TOTAL
Information
The maximum mark for this paper is 100.
The marks for questions are shown in brackets.
You are expected to use a calculator where appropriate.
You are reminded of the need for good English and clear presentation
in your answers.
*jun21 4622H01*
IB/M/Jun21/E14 8462/2H
, 2
Do not write
outside the
box
There are no questions printed on this page
DO NOT WRITE ON THIS PAGE
ANSWER IN THE SPACES PROVIDED
*02*
IB/M/Jun21/8462/2H
, 3
Do not write
outside the
0 1 box
This question is about fuels and energy.
Figure 1 shows the percentage of electricity generated in the UK between
2007 and 2017 using:
oil
solar energy.
Figure 1
0 1
.1 Describe the changes in the percentage of electricity generated in the UK between
2007 and 2017 using:
oil
solar energy.
Use data from Figure 1 in your answer.
[3 marks]
Turn over ►
*03*
IB/M/Jun21/8462/2H
, 4
Do not write
outside the
box
. Oil contains carbon and some sulfur.
When oil is burned, the products of combustion may be released into the atmosphere.
Explain the environmental effects of releasing these products of combustion into
the atmosphere.
[6 marks]
*04*
IB/M/Jun21/8462/2H
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
GCSE
CHEMISTRY/JUN 2021
Higher Tier Paper 2
H
Time allowed: 1 hour 45 minutes
Materials
For this paper you must have:
For Examiner’s Use
a ruler
a scientific calculator Question Mark
the periodic table (enclosed).
1
Instructions 2
Use black ink or black ball-point pen. 3
Pencil should only be used for drawing. 4
Fill in the boxes at the top of this page.
5
Answer all questions in the spaces provided. Do not write outside 6
the box around each page or on blank pages. 7
If you need extra space for your answer(s), use the lined pages at the end of 8
this book. Write the question number against your answer(s).
9
Do all rough work in this book. Cross through any work you do not want
to be marked. 10
In all calculations, show clearly how you work out your answer.
TOTAL
Information
The maximum mark for this paper is 100.
The marks for questions are shown in brackets.
You are expected to use a calculator where appropriate.
You are reminded of the need for good English and clear presentation
in your answers.
*jun21 4622H01*
IB/M/Jun21/E14 8462/2H
, 2
Do not write
outside the
box
There are no questions printed on this page
DO NOT WRITE ON THIS PAGE
ANSWER IN THE SPACES PROVIDED
*02*
IB/M/Jun21/8462/2H
, 3
Do not write
outside the
0 1 box
This question is about fuels and energy.
Figure 1 shows the percentage of electricity generated in the UK between
2007 and 2017 using:
oil
solar energy.
Figure 1
0 1
.1 Describe the changes in the percentage of electricity generated in the UK between
2007 and 2017 using:
oil
solar energy.
Use data from Figure 1 in your answer.
[3 marks]
Turn over ►
*03*
IB/M/Jun21/8462/2H
, 4
Do not write
outside the
box
. Oil contains carbon and some sulfur.
When oil is burned, the products of combustion may be released into the atmosphere.
Explain the environmental effects of releasing these products of combustion into
the atmosphere.
[6 marks]
*04*
IB/M/Jun21/8462/2H
