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 3 GCE
2025 Predicted Paper
Morning (Time: 2 hours 30 minutes) Paper
reference 9CH0/03
Chemistry
Advanced
PAPER 3: General and Practical Principles in Chemistry
You must have: Total Marks
Scientific calculator, Data Booklet, ruler
Instructions
• Use black ink or ball-point pen.
• IfFillpencil is used for diagrams/sketches/graphs it must be dark (HB or B).
• centre number
in the boxes at the top of this page with your name,
and candidate number.
• Answer all questions.
• Answer the questions in the spaces provided
– there may be more space than you need.
Information
• The
• The
total mark for this paper is 120.
marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• For the question marked with an asterisk (*), marks will be awarded for your
ability to structure your answer logically, showing the points that you make are
related or follow on from each other where appropriate.
• A Periodic Table is printed on the back cover of this paper.
Advice
• Read each question carefully before you start to answer it.
• Show all your working in calculations and include units where
• Check
appropriate.
your answers if you have time at the end. Turn over
, PRACTICE PAPER FOR 2026 SUMMER EXAMS
Answer ALL questions. Write your answers in the spaces provided.
1 A student carries out the oxidation of propan-1-ol using acidified potassium
dichromate(VI) under reflux to prepare propanoic acid.
(a) Write a balanced chemical equation for the oxidation of propan-1-ol to
propanoic acid using [O] to represent the oxidising agent.
(1)
(b) State the colour change observed during the reaction and explain what
causes it.
(2)
Observation ………………………………………………………………………………………………………………..
………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………
Explanation ………………………………………………………………………………………………………………..
………………………………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………………………....
………………………………………………………………………………………………………………………………………
2
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, PRACTICE PAPER FOR 2026 SUMMER EXAMS
(c) Describe how the reflux apparatus prevents the loss of volatile
substances.
(1)
………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………………………..
(d) Explain why the reaction should be carried out in a fume cupboard.
(1)
………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………………………..
(e) Describe a chemical test the student could use to confirm that the product is a
carboxylic acid.State the observation and write a chemical equation for the reaction.
(3)
………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………………………..
………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………………………..
………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………………………..
3
■■■■ Turn over
Please check the examination details below before entering your candidate information
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel Level 3 GCE
2025 Predicted Paper
Morning (Time: 2 hours 30 minutes) Paper
reference 9CH0/03
Chemistry
Advanced
PAPER 3: General and Practical Principles in Chemistry
You must have: Total Marks
Scientific calculator, Data Booklet, ruler
Instructions
• Use black ink or ball-point pen.
• IfFillpencil is used for diagrams/sketches/graphs it must be dark (HB or B).
• centre number
in the boxes at the top of this page with your name,
and candidate number.
• Answer all questions.
• Answer the questions in the spaces provided
– there may be more space than you need.
Information
• The
• The
total mark for this paper is 120.
marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• For the question marked with an asterisk (*), marks will be awarded for your
ability to structure your answer logically, showing the points that you make are
related or follow on from each other where appropriate.
• A Periodic Table is printed on the back cover of this paper.
Advice
• Read each question carefully before you start to answer it.
• Show all your working in calculations and include units where
• Check
appropriate.
your answers if you have time at the end. Turn over
, PRACTICE PAPER FOR 2026 SUMMER EXAMS
Answer ALL questions. Write your answers in the spaces provided.
1 A student carries out the oxidation of propan-1-ol using acidified potassium
dichromate(VI) under reflux to prepare propanoic acid.
(a) Write a balanced chemical equation for the oxidation of propan-1-ol to
propanoic acid using [O] to represent the oxidising agent.
(1)
(b) State the colour change observed during the reaction and explain what
causes it.
(2)
Observation ………………………………………………………………………………………………………………..
………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………
Explanation ………………………………………………………………………………………………………………..
………………………………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………………………....
………………………………………………………………………………………………………………………………………
2
■■■■
, PRACTICE PAPER FOR 2026 SUMMER EXAMS
(c) Describe how the reflux apparatus prevents the loss of volatile
substances.
(1)
………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………………………..
(d) Explain why the reaction should be carried out in a fume cupboard.
(1)
………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………………………..
(e) Describe a chemical test the student could use to confirm that the product is a
carboxylic acid.State the observation and write a chemical equation for the reaction.
(3)
………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………………………..
………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………………………..
………………………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………………………
……………………………………………………………………………………………………………………………………..
3
■■■■ Turn over
