Cambridge O Level Chemistry (5070) Paper 11, 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 11 (5070/11) |
| Exam series | October/November 2025 · all 2025 papers |
| Questions | 40 |
| AI explanations | Available for every question |
The questions in this paper cover these Chemistry syllabus chapters:
| Topic | Questions |
|---|---|
| Chapter 1: States of matter | 3 |
| Chapter 2: Atoms, elements and compounds | 10 |
| Chapter 3: Stoichiometry | 2 |
| Chapter 4: Electrochemistry | 2 |
| Chapter 5: Chemical energetics | 1 |
| Chapter 6: Chemical reactions | 5 |
| Chapter 7: Acids, bases and salts | 2 |
| Chapter 8: The Periodic Table | 3 |
| Chapter 9: Metals | 3 |
| Chapter 10: Chemistry of the environment | 4 |
| Chapter 11: Organic chemistry | 4 |
| Chapter 12: Experimental techniques and chemical analysis | 10 |
Every question in 5070 Chemistry Paper 11 — 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 1: States of matter |
| Question 2 | Chapter 1: States of matter |
| Question 3 | Chapter 11: Organic chemistry |
| Question 4 | Chapter 2: Atoms, elements and compounds |
| Question 5 | Chapter 2: Atoms, elements and compounds; Chapter 9: Metals |
| Question 6 | Chapter 2: Atoms, elements and compounds |
| Question 7 | Chapter 2: Atoms, elements and compounds |
| Question 8 | Chapter 12: Experimental techniques and chemical analysis |
| Question 9 | Chapter 2: Atoms, elements and compounds |
| Question 10 | Chapter 3: Stoichiometry |
| Question 11 | Chapter 12: Experimental techniques and chemical analysis |
| Question 12 | Chapter 4: Electrochemistry |
| Question 13 | Chapter 2: Atoms, elements and compounds |
| Question 14 | Chapter 5: Chemical energetics |
| Question 15 | Chapter 6: Chemical reactions |
| Question 16 | Chapter 6: Chemical reactions |
| Question 17 | Chapter 2: Atoms, elements and compounds |
| Question 18 | Chapter 1: States of matter; Chapter 2: Atoms, elements and compounds |
| Question 19 | Chapter 7: Acids, bases and salts; Chapter 12: Experimental techniques and chemical analysis |
| Question 20 | Chapter 8: The Periodic Table |
| Question 21 | Chapter 8: The Periodic Table |
| Question 22 | Chapter 6: Chemical reactions; Chapter 8: The Periodic Table |
| Question 23 | Chapter 4: Electrochemistry |
| Question 24 | Chapter 2: Atoms, elements and compounds |
| Question 25 | Chapter 10: Chemistry of the environment |
| Question 26 | Chapter 9: Metals; Chapter 12: Experimental techniques and chemical analysis |
| Question 27 | Chapter 9: Metals |
| Question 28 | Chapter 12: Experimental techniques and chemical analysis |
| Question 29 | Chapter 10: Chemistry of the environment |
| Question 30 | Chapter 11: Organic chemistry |
| Question 31 | Chapter 11: Organic chemistry |
| Question 32 | Chapter 2: Atoms, elements and compounds |
| Question 33 | Chapter 3: Stoichiometry; Chapter 6: Chemical reactions |
| Question 34 | Chapter 6: Chemical reactions; Chapter 7: Acids, bases and salts |
| Question 35 | Chapter 10: Chemistry of the environment; Chapter 12: Experimental techniques and chemical analysis |
| Question 36 | Chapter 11: Organic chemistry |
| Question 37 | Chapter 12: Experimental techniques and chemical analysis |
| Question 38 | Chapter 12: Experimental techniques and chemical analysis |
| Question 39 | Chapter 10: Chemistry of the environment; Chapter 12: Experimental techniques and chemical analysis |
| Question 40 | Chapter 12: Experimental techniques and chemical analysis |
This paper tests 12 syllabus topics: States of matter (3 questions), Atoms, elements and compounds (10 questions), Stoichiometry (2 questions), Electrochemistry (2 questions), Chemical energetics (1 question), Chemical reactions (5 questions), Acids, bases and salts (2 questions), The Periodic Table (3 questions), Metals (3 questions), Chemistry of the environment (4 questions), Organic chemistry (4 questions), Experimental techniques and chemical analysis (10 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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