2025 Pearson Edexcel Level 1/Level 2 GCSE (9–1) Chemistry PAPER 2 Foundation Tier Combined Question Paper and Final Marking Scheme
Please check the examination details below before entering your candidate information
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel Level 1/Level 2 GCSE (9–1)
Friday 13 June 2025
Morning (Time: 1 hour 45 minutes) Paper
reference 1CH0/2F
Chemistry
PAPER 2
Foundation Tier
You must have: Total Marks
Calculator, ruler, Periodic Table (enclosed)
Instructions
•• Use black ink or ball-point pen.
Fill in the boxes at the top of this page with your name,
centre number and candidate number.
•• Answer all questions.
Answer the questions in the spaces provided
– there may be more space than you need.
•• Calculators may be used.
Any diagrams may NOT be accurately drawn, unless otherwise indicated.
• You must show all your working out with your answer clearly identified at the
end of your solution.
Information
•• The total mark for this paper is 100.
The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• Instructure
questions marked with an asterisk (*), marks will be awarded for your ability to
your answer logically, showing how the points that you make are related or
follow on from each other where appropriate.
Advice
• Read
Try toeach question
answer every carefully
question.before you start to answer it.
•• Check your answers if you have time at the end. Turn over
P75508RA
©2025 Pearson Education Ltd.
Y:1/1/1/1/1/1/1/1/1/1/1/1/1/
, Answer ALL questions. Write your answers in the spaces provided.
Some questions must be answered with a cross in a box . If you change your mind about an
DO NOT WRITE IN THIS AREA
answer, put a line through the box and then mark your new answer with a cross .
1 The elements in group 7 of the periodic table are called the halogens.
(a) Give the symbol of the element astatine.
Use the periodic table to help you.
(1)
..............................................................
(b) (i) What is the colour of chlorine gas at room temperature?
(1)
A yellow-green
B red-brown
C purple
D black
DO NOT WRITE IN THIS AREA
(ii) Damp blue litmus paper can be used to test for chlorine gas.
Use words from the box to complete the sentences.
(2)
blue orange red white yellow
When damp blue litmus paper is added to chlorine gas there are two colour changes.
The damp blue litmus paper changes from blue to ............................................................................. .
The colour of the litmus paper then changes to ............................................................................. . DO NOT WRITE IN THIS AREA
2
, (c) Figure 1 shows the atomic number and boiling point of some of the halogens.
DO NOT WRITE IN THIS AREA
halogen atomic number boiling point in °C
fluorine 9 –188
chlorine 17 –35
bromine 35 59
iodine 53
Figure 1
(i) Describe the trend in the boiling points of the first three halogens in Figure 1.
(2)
............................................................................................................................... ............................................................................................................................... ......................
DO NOT WRITE IN THIS AREA
............................................................................................................................... ............................................................................................................................... ......................
(ii) Using the information in Figure 1, predict the boiling point of iodine.
Write your prediction on the answer line below.
(1)
boiling point of iodine =..............................................°C
(Total for Question 1 = 7 marks)
DO NOT WRITE IN THIS AREA
3
Turn over
, 2 (a) Flame tests can be used to identify some metal ions.
Draw one straight line from each flame colour to the metal ion that produces that
DO NOT WRITE IN THIS AREA
flame colour.
(3)
flame colour metal ion
calcium, Ca2+
lilac
copper, Cu2+
orange-red
lithium, Li+
DO NOT WRITE IN THIS AREA
potassium, K+
red
sodium, Na+
4
Please check the examination details below before entering your candidate information
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel Level 1/Level 2 GCSE (9–1)
Friday 13 June 2025
Morning (Time: 1 hour 45 minutes) Paper
reference 1CH0/2F
Chemistry
PAPER 2
Foundation Tier
You must have: Total Marks
Calculator, ruler, Periodic Table (enclosed)
Instructions
•• Use black ink or ball-point pen.
Fill in the boxes at the top of this page with your name,
centre number and candidate number.
•• Answer all questions.
Answer the questions in the spaces provided
– there may be more space than you need.
•• Calculators may be used.
Any diagrams may NOT be accurately drawn, unless otherwise indicated.
• You must show all your working out with your answer clearly identified at the
end of your solution.
Information
•• The total mark for this paper is 100.
The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• Instructure
questions marked with an asterisk (*), marks will be awarded for your ability to
your answer logically, showing how the points that you make are related or
follow on from each other where appropriate.
Advice
• Read
Try toeach question
answer every carefully
question.before you start to answer it.
•• Check your answers if you have time at the end. Turn over
P75508RA
©2025 Pearson Education Ltd.
Y:1/1/1/1/1/1/1/1/1/1/1/1/1/
, Answer ALL questions. Write your answers in the spaces provided.
Some questions must be answered with a cross in a box . If you change your mind about an
DO NOT WRITE IN THIS AREA
answer, put a line through the box and then mark your new answer with a cross .
1 The elements in group 7 of the periodic table are called the halogens.
(a) Give the symbol of the element astatine.
Use the periodic table to help you.
(1)
..............................................................
(b) (i) What is the colour of chlorine gas at room temperature?
(1)
A yellow-green
B red-brown
C purple
D black
DO NOT WRITE IN THIS AREA
(ii) Damp blue litmus paper can be used to test for chlorine gas.
Use words from the box to complete the sentences.
(2)
blue orange red white yellow
When damp blue litmus paper is added to chlorine gas there are two colour changes.
The damp blue litmus paper changes from blue to ............................................................................. .
The colour of the litmus paper then changes to ............................................................................. . DO NOT WRITE IN THIS AREA
2
, (c) Figure 1 shows the atomic number and boiling point of some of the halogens.
DO NOT WRITE IN THIS AREA
halogen atomic number boiling point in °C
fluorine 9 –188
chlorine 17 –35
bromine 35 59
iodine 53
Figure 1
(i) Describe the trend in the boiling points of the first three halogens in Figure 1.
(2)
............................................................................................................................... ............................................................................................................................... ......................
DO NOT WRITE IN THIS AREA
............................................................................................................................... ............................................................................................................................... ......................
(ii) Using the information in Figure 1, predict the boiling point of iodine.
Write your prediction on the answer line below.
(1)
boiling point of iodine =..............................................°C
(Total for Question 1 = 7 marks)
DO NOT WRITE IN THIS AREA
3
Turn over
, 2 (a) Flame tests can be used to identify some metal ions.
Draw one straight line from each flame colour to the metal ion that produces that
DO NOT WRITE IN THIS AREA
flame colour.
(3)
flame colour metal ion
calcium, Ca2+
lilac
copper, Cu2+
orange-red
lithium, Li+
DO NOT WRITE IN THIS AREA
potassium, K+
red
sodium, Na+
4
