GCSE Chemistry Revision & Practice Questions

GCSE Chemistry practice questions covering atomic structure, bonding, quantitative chemistry, energy changes, rates, organic chemistry and chemical analysis.

4,800 practice questions 21 topics Full teaching explanations Works offline
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Topics covered

Foundation

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Try 10 free sample questions

These are real questions from the app — the correct answer is highlighted, and every question in the app comes with a full teaching explanation like the one shown.

Atomic Structure & the Periodic Table
All substances are made of tiny particles called:
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Correct answer: Atoms

Atomic Structure & the Periodic Table
The mass number of an atom is the total number of:
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Correct answer: Protons and neutrons

Bonding, Structure & Properties of Matter
Aluminium is Al³⁺ and oxide is O²⁻. The formula of aluminium oxide is:
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Correct answer: Al₂O₃

Quantitative Chemistry
What is the mass of 0.5 moles of sodium hydroxide (Mr = 40)?
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Correct answer: 20 g

Chemical Changes
The half-equation Mg → Mg²⁺ + 2e⁻ represents:
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Correct answer: Oxidation (loss of electrons)

Rate & Extent of Chemical Change
A limitation of the disappearing-cross method is that it:
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Correct answer: Depends on the observer judging when the cross disappears

Organic Chemistry
Which of these is a hydrocarbon?
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Correct answer: C₅H₁₂

Chemical Analysis
Which statement correctly summarises purity and formulations?
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Correct answer: Pure substances are single elements or compounds with sharp melting points; formulations are useful mixtures made to a precise recipe

Chemistry of the Atmosphere
One way carbon dioxide decreased was that it:
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Correct answer: Dissolved into the oceans

Using Resources
A drawback of desalination is that it:
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Correct answer: Uses a lot of energy, making it expensive

Why revise with Revise Right?

GCSE Chemistry revision FAQs

How many GCSE Chemistry practice questions are in Revise Right?

Revise Right has 4,800 GCSE Chemistry practice questions across 21 topics, each written in the style and difficulty of the real exam.

What GCSE Chemistry topics can I revise?

You can revise Atomic Structure & the Periodic Table, Atomic Structure & the Periodic Table, Bonding, Structure & Properties of Matter, Quantitative Chemistry, Chemical Changes, Rate & Extent of Chemical Change and 15 more topics. Every topic has its own question bank so you can focus on the areas you find hardest.

Is the GCSE Chemistry question bank free?

Yes — Revise Right is free to download on iOS and Android, and all questions are bundled offline so you can revise without an internet connection.

Do the GCSE Chemistry questions include explanations?

Yes. Every question comes with a full teaching explanation, so you learn the underlying topic rather than just memorising the answer.

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GCSE Chemistry Revision: Topic-by-Topic Guide to Paper 1 and Paper 2
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