Cambridge O Level Chemistry (5070) Paper 21, October/November 2023. 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 21 (5070/21) |
| Exam series | October/November 2023 · all 2023 papers |
| Questions | 9 |
| AI explanations | Available for every question |
The questions in this paper cover these Chemistry syllabus chapters:
| Topic | Questions |
|---|---|
| Chapter 1: States of matter | 1 |
| Chapter 2: Atoms, elements and compounds | 3 |
| Chapter 4: Electrochemistry | 1 |
| Chapter 5: Chemical energetics | 1 |
| Chapter 6: Chemical reactions | 2 |
| Chapter 7: Acids, bases and salts | 2 |
| Chapter 8: The Periodic Table | 2 |
| Chapter 9: Metals | 2 |
| Chapter 10: Chemistry of the environment | 1 |
| Chapter 11: Organic chemistry | 3 |
| Chapter 12: Experimental techniques and chemical analysis | 2 |
Every question in 5070 Chemistry Paper 21 — Oct/Nov 2023 and the syllabus topic it tests. Ask the AI tutor about any of them by number, for example "Question 1".
| Question | Topic |
|---|---|
| Question 1 | — |
| Question 2 | Chapter 8: The Periodic Table; Chapter 9: Metals |
| Question 3 | Chapter 5: Chemical energetics; Chapter 6: Chemical reactions; Chapter 12: Experimental techniques and chemical analysis |
| Question 4 | Chapter 2: Atoms, elements and compounds; Chapter 4: Electrochemistry; Chapter 7: Acids, bases and salts |
| Question 5 | Chapter 2: Atoms, elements and compounds; Chapter 11: Organic chemistry |
| Question 6 | Chapter 6: Chemical reactions; Chapter 10: Chemistry of the environment |
| Question 7 | Chapter 7: Acids, bases and salts; Chapter 11: Organic chemistry |
| Question 8 | Chapter 11: Organic chemistry |
| Question 9 | Chapter 1: States of matter; Chapter 2: Atoms, elements and compounds; Chapter 8: The Periodic Table; Chapter 9: Metals; Chapter 12: Experimental techniques and chemical analysis |
This paper tests 11 syllabus topics: States of matter (1 question), Atoms, elements and compounds (3 questions), Electrochemistry (1 question), Chemical energetics (1 question), Chemical reactions (2 questions), Acids, bases and salts (2 questions), The Periodic Table (2 questions), Metals (2 questions), Chemistry of the environment (1 question), Organic chemistry (3 questions), 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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