Cambridge IGCSE · 0620 · Paper 3 · Theory (Core)
Chemistry 0620/32 Feb/March 2022 past paper
Cambridge IGCSE Chemistry (0620) Paper 3 (Theory (Core)), variant 2, Feb/March 2022: 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
- 46
File names: 0620_m22_qp_32 · 0620_m22_ms_32
Grade thresholds for 0620/32 Feb/March 2022
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 |
|---|---|---|---|---|
| 46 | 38 | 28 | 18 | 8 |
Topics in this paper
Which syllabus chapters 0620/32 Feb/March 2022 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| The Periodic Table | 1 | 12 |
| Electrochemistry | 1 | 12 |
| Stoichiometry | 1 | 12 |
| Acids, bases and salts | 1 | 11 |
| Metals | 1 | 9 |
| Organic chemistry | 1 | 9 |
| Atoms, elements and compounds | 1 | 8 |
| Chemistry of the environment | 1 | 7 |
Questions in 0620/32 Feb/March 2022
- Question 1
(a) The electronic structures of five atoms, …
- Question 2
(a) Biogas is a mixture of gases produced when agricultural waste is broken down in the absence of oxygen. The table compares the percentage by mass of the gases present in two samples of biogas, X and Y. gas biogas …
- Question 3
This question is about metals. (a) State three general physical properties common to most metals. …
- Question 4
This question is about acids, bases and salts. (a) Sodium hydroxide is a base. (i) Name the products formed when sodium hydroxide reacts with dilute nitric acid. (ii) Describe the effect of sodium hydroxide on a named indicator. (iii) Complete …
- Question 5
This question is about air. (a) The pie chart shows the proportions of the main gases in clean, dry air. gas G gas H (i) Name the gases G and H. gas G gas H (ii) The graph shows …
- Question 6
The table shows some properties of four Group I elements. element melting point / °C boiling point / °C relative hardness lithium 181 1342 sodium 98 0.70 potassium …
- Question 7
(a) The structures of four organic compounds, …
- Question 8
This question is about chlorine and compounds of chlorine. (a) Chlorine is an element in Group VII of the Periodic Table. State the meaning of the term element. (b) State one use of chlorine. (c) Chlorine reacts with phosphorus to …
Other Chemistry papers from Feb/March 2022
- 0620/12 Multiple choice (Core)
- 0620/22 Multiple choice (Extended)
- 0620/42 Theory (Extended)
- 0620/62 Alternative to Practical