Winchester College — 13+ Chemistry Entrance Exam 2024
Winchester College set this 13+ Chemistry paper in 2024. Hearthprep hosts it as an interactive past paper — 9 questions worth 21 marks in 26 minutes, each marked the moment the paper is submitted and backed by a step-by-step worked solution. Most 13+ entrance exams are sat between November and January of the year of entry.
Real 13+ Chemistry paper from Winchester College (2024). 9 questions, 21 marks. Answer interactively with worked solutions. Covers Acids, Bases & Salts, Atomic structure and bonding, Chemical Reactions & Equations, Metals & Reactivity, Practical & Working Scientifically, Separation & Mixtures.
This is the school's own past paper, reproduced here with worked solutions by Hearthprep. Most 13+ entrance exams are sat between November and January of the year of entry, so a timed attempt at this paper is worth doing early enough to leave room for the topics it exposes. Work through it on screen with instant marking, or print the PDF and sit it under exam conditions.
- School
- Winchester College
- Entry level
- 13+
- Subject
- Chemistry
- Year
- 2024
- Questions
- 9
- Marks
- 21
- Time
- 26 minutes
- Exam board
- ISEB
Topics in this paper
- Acids, Bases & Salts
- Atomic structure and bonding
- Chemical Reactions & Equations
- Metals & Reactivity
- Practical & Working Scientifically
- Separation & Mixtures
Questions in this paper (3 of 9)
- Question 1written answer · 3 marks
In a practical test, a student adds 4 drops of a solution to a small volume of another solution in a boiling tube, then adds a further 3 cm depth of the same solution and shakes to mix. Explain why a chemist would add the test substance in two stages (a few drops first, then a larger volume) rather than mixing the full quantity all at once.
- Question 2short answer · 2 marks
When using a pH probe, why is it important to rinse the probe with water between measurements and to wait approximately 10 seconds before recording the reading once the meter is placed in the solution being tested?
- Question 3written answer · 3 marks
On a universal indicator chart, state the colour the indicator would turn at pH 3 and the colour it would turn at pH 13. Explain in one sentence what the pH scale measures.
6 further questions in this paper open with any paid plan, along with marking and the worked solutions. See plans.
Frequently asked questions
What is in the Winchester College — 13+ Chemistry Entrance Exam 2024?
9 questions worth 21 marks in total, written for 26 minutes. It covers Acids, Bases & Salts, Atomic structure and bonding, Chemical Reactions & Equations, Metals & Reactivity, Practical & Working Scientifically, Separation & Mixtures. Winchester College set it as a 13+ Chemistry paper.
How long is the Winchester College 13+ Chemistry paper?
This paper is timed at 26 minutes for 21 marks — roughly 74 seconds a mark. Hearthprep runs the same clock on screen, so your child sees how far through the time they are as they answer.
Can my child answer this paper online?
Yes. Every question on this page can be answered in the browser and is marked the moment the paper is submitted — multiple choice, short answers and written responses alike. Answers are matched leniently, so a correct value written a different way (units, fractions, word numbers) still scores.
Are worked solutions included?
Every question has a step-by-step worked solution and an AI tutor that will talk through it after the paper is submitted. The first 3 questions of this paper are free to try; the remaining 6 and the marking come with a paid plan.
Where does this Winchester College paper come from?
This is the school's own past paper, reproduced here with worked solutions by Hearthprep. Use it to time a full mock attempt, then drill whichever topics your child drops marks on.
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