Cambridge IGCSE · 0620 · Paper 4 · Theory (Extended)
Chemistry 0620/41 May/June 2026 past paper
Cambridge IGCSE Chemistry (0620) Paper 4 (Theory (Extended)), variant 1, May/June 2026: the question paper and its official mark scheme, 7 questions worth 80 marks. Free to open, no account needed.
- Questions
- 7
- Marks
- 80
File names: 0620_s26_qp_41 · 0620_s26_ms_41
Topics in this paper
Which syllabus chapters 0620/41 May/June 2026 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| Chemical reactions | 2 | 17 |
| Acids, bases and salts | 1 | 16 |
| Electrochemistry | 1 | 15 |
| Organic chemistry | 1 | 12 |
| The Periodic Table | 1 | 10 |
| Atoms, elements and compounds | 1 | 10 |
Questions in 0620/41 May/June 2026
- Question 1
A list of symbol equations and word equations, A to J, is shown. A ethene + hydrogen ethane B 2KBr + Cl 2 2KCl + Br2 C Al …
- Question 2
This question is about elements. (a) Identify the element that: (i) is used in the manufacture of overhead electrical cables because of its low density (ii) is in Group VII and Period 4 of the Periodic Table (iii) contains atoms …
- Question 3
This question is about structure and bonding. (a) Magnesium fluoride is an ionic compound. (i) In Figure 3.1, complete the dot-and-cross diagrams to show the bonding in magnesium fluoride. The inner shells of electrons are shown. Show the charge on …
- Question 4
Aqueous hydrogen peroxide, H2O2, decomposes to produce water and oxygen gas. Manganese(IV) oxide is a catalyst in this reaction. A student adds powdered manganese(IV) oxide to aqueous hydrogen peroxide in a conical flask as shown in Figure 4.1. The volume …
- Question 5
This question is about the effects of electricity on chemical substances. (a) Dilute aqueous sodium chloride decomposes when an electric current is passed through it. Graphite electrodes are used. The products are: • oxygen at the anode • hydrogen at …
- Question 6
This question is about metallic compounds. (a) Zinc oxide, ZnO, reacts with both acids and alkalis to produce salts. (i) State the term given to oxides that react with both acids and alkalis. (ii) When zinc oxide reacts with aqueous …
- Question 7
This question is about hydrocarbons. (a) Alkanes are a homologous series of hydrocarbons. (i) State what is meant by the term hydrocarbon. (ii) State two characteristics that all individual members of the same homologous series have in common. 1 2 …
Other Chemistry papers from May/June 2026
- 0620/11 Multiple choice (Core)
- 0620/12 Multiple choice (Core)
- 0620/13 Multiple choice (Core)
- 0620/21 Multiple choice (Extended)
- 0620/22 Multiple choice (Extended)
- 0620/23 Multiple choice (Extended)
- 0620/31 Theory (Core)
- 0620/32 Theory (Core)
- 0620/33 Theory (Core)
- 0620/42 Theory (Extended)
- 0620/43 Theory (Extended)
- 0620/61 Alternative to Practical
- 0620/62 Alternative to Practical
- 0620/63 Alternative to Practical