Westminster School — 13+ Chemistry Entrance Exam 2023
Westminster School set this 13+ Chemistry paper in 2023. Hearthprep hosts it as an interactive past paper — 9 questions worth 33 marks in 33 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 Westminster School (2023). 9 questions, 33 marks. Answer interactively with worked solutions. Covers Acids, Bases & Salts, Air and combustion, Chemical Reactions & Equations, Practical & Working Scientifically, Separation & Mixtures, States of Matter & Particles.
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
- Westminster School
- Entry level
- 13+
- Subject
- Chemistry
- Year
- 2023
- Questions
- 9
- Marks
- 33
- Time
- 33 minutes
- Exam board
- ISEB
Topics in this paper
- Acids, Bases & Salts
- Air and combustion
- Chemical Reactions & Equations
- Practical & Working Scientifically
- Separation & Mixtures
- States of Matter & Particles
Questions in this paper (3 of 9)
- Question 1multiple choice · 1 mark
The following multiple-choice questions test a range of chemical principles. Which one of the following would produce an acidic solution when placed in water?
- Question 2multiple choice · 1 mark
The equation for the effect of heat on hydrated copper (II) sulphate is: CuSO4.5H2O (s) -> CuSO4 (s) + 5H2O (g). Four students make statements about the reaction: P - Anhydrous copper sulphate is formed; Q - Steam is formed; R - There is a colour change from white to blue; S - The reaction is reversible. Which students' statements are correct?
- Question 3multiple choice · 1 mark
The diagrams show particles in a container. (Diagram 1: many particles packed closely but in a disordered heap at the bottom - a liquid. Diagram 2: particles packed closely in a regular, ordered arrangement at the bottom - a solid. Diagram 3: a few particles spread out throughout the whole container - a gas.) Which two diagrams show the process of evaporation?
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 Westminster School — 13+ Chemistry Entrance Exam 2023?
9 questions worth 33 marks in total, written for 33 minutes. It covers Acids, Bases & Salts, Air and combustion, Chemical Reactions & Equations, Practical & Working Scientifically, Separation & Mixtures, States of Matter & Particles. Westminster School set it as a 13+ Chemistry paper.
How long is the Westminster School 13+ Chemistry paper?
This paper is timed at 33 minutes for 33 marks — roughly 60 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 Westminster School 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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