PRACTICE PAPER FOR 2026 SUMMER EXAMS
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)
Time 1 hour 45 minutes
Paper
reference 1CHO/2F
Chemistry 2025
Practice Paper
PAPER 2 (Foundation Tier)
You must have: Total Marks
Calculator, ruler
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.
• You must showmayall NOT
Any diagrams be accurately drawn, unless otherwise indicated.
• at the end of your solution.
your working out with your answer clearly identified
Information
• The total mark for this paper is 100
• The marks for each question are shown in brackets
• In questions marked with an asterisk (*), marks will be awarded for your ability
– use this as a guide as to how much time to spend on each question.
to structure your answer logically, showing how the points that you make are
•
related or follow on from each other where appropriate.
There is a periodic table on the back cover of the paper.
Advice
• Read each question carefully before you start to answer it.
• Checkanswer
Try to every question.
• your answers if you have time at the end. Turn over
, PRACTICE PAPER FOR 2026 SUMMER EXAMS
5
F
F 2025
, 2 PRACTICE PAPER FOR 2026 SUMMER EXAMS
1 . 1 Practical Setup (4 Marks)
A group of students is conducting an experiment to measure the temperature change when a
solid dissolves in water. The steps they follow are listed below but are not in the correct order:
1. Add the solid to the water and stir.
2. Measure the initial temperature of the water.
3. Pour 50 cm³ of water into a polystyrene cup.
4. Measure the final temperature of the solution after stirring.
1 . 1 . 1 Write the steps in the correct order.
(2 marks)
, 3 PRACTICE PAPER FOR 2026 SUMMER EXAMS
1 . 1 . 2 Suggest one way to reduce heat loss during this experiment to improve accuracy. (1 mark)
1 . 1 . 3 Why is a polystyrene cup used instead of a glass beaker?
(1 mark)
1 . 2 Observations and Analysis (5 Marks)
A student dissolves 5 g of ammonium chloride in 100 cm³ of water at 20°C, and the
temperature drops to 16°C.
1 . 2 . 1 Calculate the temperature change.
(1 mark)
1 . 2 . 2 . 1 Is this reaction exothermic or endothermic? Explain your answer based on energy transfer.
(2 marks)
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)
Time 1 hour 45 minutes
Paper
reference 1CHO/2F
Chemistry 2025
Practice Paper
PAPER 2 (Foundation Tier)
You must have: Total Marks
Calculator, ruler
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.
• You must showmayall NOT
Any diagrams be accurately drawn, unless otherwise indicated.
• at the end of your solution.
your working out with your answer clearly identified
Information
• The total mark for this paper is 100
• The marks for each question are shown in brackets
• In questions marked with an asterisk (*), marks will be awarded for your ability
– use this as a guide as to how much time to spend on each question.
to structure your answer logically, showing how the points that you make are
•
related or follow on from each other where appropriate.
There is a periodic table on the back cover of the paper.
Advice
• Read each question carefully before you start to answer it.
• Checkanswer
Try to every question.
• your answers if you have time at the end. Turn over
, PRACTICE PAPER FOR 2026 SUMMER EXAMS
5
F
F 2025
, 2 PRACTICE PAPER FOR 2026 SUMMER EXAMS
1 . 1 Practical Setup (4 Marks)
A group of students is conducting an experiment to measure the temperature change when a
solid dissolves in water. The steps they follow are listed below but are not in the correct order:
1. Add the solid to the water and stir.
2. Measure the initial temperature of the water.
3. Pour 50 cm³ of water into a polystyrene cup.
4. Measure the final temperature of the solution after stirring.
1 . 1 . 1 Write the steps in the correct order.
(2 marks)
, 3 PRACTICE PAPER FOR 2026 SUMMER EXAMS
1 . 1 . 2 Suggest one way to reduce heat loss during this experiment to improve accuracy. (1 mark)
1 . 1 . 3 Why is a polystyrene cup used instead of a glass beaker?
(1 mark)
1 . 2 Observations and Analysis (5 Marks)
A student dissolves 5 g of ammonium chloride in 100 cm³ of water at 20°C, and the
temperature drops to 16°C.
1 . 2 . 1 Calculate the temperature change.
(1 mark)
1 . 2 . 2 . 1 Is this reaction exothermic or endothermic? Explain your answer based on energy transfer.
(2 marks)
