Cambridge O Level Chemistry (5070) Paper 31, October/November 2025. Read the question paper free and work through it with an AI tutor that explains every question step by step.
| Exam board | Cambridge International Education |
|---|---|
| Qualification | Cambridge O Level |
| Subject | Chemistry |
| Syllabus code | 5070 |
| Paper | Paper 31 (5070/31) |
| Exam series | October/November 2025 · all 2025 papers |
| Questions | 3 |
| AI explanations | Available for every question |
The questions in this paper cover these Chemistry syllabus chapters:
| Topic | Questions |
|---|---|
| Chapter 3: Stoichiometry | 1 |
| Chapter 4: Electrochemistry | 1 |
| Chapter 7: Acids, bases and salts | 1 |
| Chapter 12: Experimental techniques and chemical analysis | 2 |
Every question in 5070 Chemistry Paper 31 — Oct/Nov 2025 and the syllabus topic it tests. Ask the AI tutor about any of them by number, for example "Question 1".
| Question | Topic |
|---|---|
| Question 1 | Chapter 12: Experimental techniques and chemical analysis |
| Question 2 | Chapter 7: Acids, bases and salts; Chapter 12: Experimental techniques and chemical analysis |
| Question 3 | Chapter 3: Stoichiometry; Chapter 4: Electrochemistry |
This paper tests 4 syllabus topics: Stoichiometry (1 question), Electrochemistry (1 question), Acids, bases and salts (1 question), Experimental techniques and chemical analysis (2 questions).
Yes. Open the paper on Aixampapers and ask the AI tutor about any question: it explains each one step by step, written to what Cambridge examiners give marks for.
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