Cambridge IGCSE · 0620 · Paper 3 · Theory (Core)
Chemistry 0620/32 May/June 2023 past paper
Cambridge IGCSE Chemistry (0620) Paper 3 (Theory (Core)), variant 2, May/June 2023: the question paper and its official mark scheme, 8 questions worth 80 marks, with the grade thresholds. Free to open, no account needed.
- Questions
- 8
- Marks
- 80
- Grade A from
- 41
File names: 0620_s23_qp_32 · 0620_s23_ms_32
Grade thresholds for 0620/32 May/June 2023
The minimum raw marks Cambridge set for each grade on this component (out of 80). Thresholds change every session and variant, so always compare your score with the paper you actually sat.
| A | B | C | D | E |
|---|---|---|---|---|
| 41 | 33 | 25 | 17 | 9 |
Topics in this paper
Which syllabus chapters 0620/32 May/June 2023 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| Acids, bases and salts | 2 | 23 |
| Organic chemistry | 1 | 13 |
| Chemistry of the environment | 1 | 13 |
| Stoichiometry | 1 | 10 |
| States of matter | 1 | 9 |
| Atoms, elements and compounds | 1 | 6 |
| Metals | 1 | 6 |
Questions in 0620/32 May/June 2023
- Question 1
Fig. 1.1 shows part of the Periodic Table. I II III IV V VI VII VIII Cl …
- Question 2
(a) Table 2.1 shows some properties of the halogens. Table 2.1 halogen melting point in °C boiling point in °C density at room temperature and pressure in g / cm3 chlorine …
- Question 3
(a) Water from natural sources can contain metal compounds and phosphates. (i) Name two other substances found in water which are harmful to aquatic life. …
- Question 4
This question is about chlorine and compounds of chlorine. (a) Chlorine has diatomic molecules. Define the term diatomic. (b) Deduce the number of protons, neutrons and electrons in the chloride ion shown. 37Cl – 17 number of protons number of …
- Question 5
This question is about metals. (a) Carbon is used to extract iron from iron ore in a blast furnace. (i) Name the main ore of iron. (ii) Iron(III) oxide in the iron ore is reduced by carbon monoxide. Name the …
- Question 6
(a) A student investigates the reaction of different-sized pieces of calcium carbonate with dilute hydrochloric acid. The sizes of the pieces of calcium carbonate are: ● large ● medium ● small. All other conditions stay the same. Table 6.1 shows …
- Question 7
(a) Fig. 7.1 shows the displayed formula of compound …
- Question 8
This question is about non-metals and compounds of non-metals. (a) Describe two physical properties which are typical of non-metals. …
Other Chemistry papers from May/June 2023
- 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)
- 0620/33 Theory (Core)
- 0620/41 Theory (Extended)
- 0620/42 Theory (Extended)
- 0620/43 Theory (Extended)
- 0620/61 Alternative to Practical
- 0620/62 Alternative to Practical
- 0620/63 Alternative to Practical