Cambridge IGCSE · 0620 · Paper 3 · Theory (Core)
Chemistry 0620/31 May/June 2024 past paper
Cambridge IGCSE Chemistry (0620) Paper 3 (Theory (Core)), variant 1, May/June 2024: the question paper and its official mark scheme, 8 questions worth 80 marks. Free to open, no account needed.
- Questions
- 8
- Marks
- 80
File names: 0620_s24_qp_31 · 0620_s24_ms_31
Topics in this paper
Which syllabus chapters 0620/31 May/June 2024 tested, by marks. Each chapter links to every past-paper question on it.
| Chapter | Questions | Marks |
|---|---|---|
| Organic chemistry | 2 | 16 |
| Atoms, elements and compounds | 1 | 12 |
| The Periodic Table | 1 | 11 |
| Acids, bases and salts | 1 | 11 |
| Chemistry of the environment | 1 | 11 |
| Metals | 1 | 11 |
| Electrochemistry | 1 | 8 |
Questions in 0620/31 May/June 2024
- Question 1
Fig. 1.1 shows the structures of seven substances, …
- Question 2
(a) Table 2.1 shows the percentages by mass of the elements present in the human body. Table 2.1 element percentage by mass of element calcium 1.50 carbon 18.00 chlorine 0.15 hydrogen 10.00 magnesium 0.05 nitrogen 3.00 oxygen 65.00 phosphorus 1.00 …
- Question 3
Aluminium is extracted by electrolysis of its purified ore. (a) Name the main ore of aluminium. (b) Fig. 3.1 shows the apparatus used in the extraction of aluminium. + – power supply steel case Fig. 3.1 (i) Label the cathode …
- Question 4
(a) Fig. 4.1 shows the displayed formula of a compound extracted from a plant. …
- Question 5
(a) An atom of carbon is represented by the symbol shown. 14C 6 Describe this atom of carbon in terms of: ● the position of the electrons, neutrons and protons in this atom ● the number of neutrons and number …
- Question 6
Large pieces of solid sulfur burn in excess oxygen to produce sulfur dioxide gas. (a) Complete the equation by adding the missing state symbol. …
- Question 7
Iron is a metal. Iron has a high density, a high melting point and a high boiling point. (a) State three other physical properties of iron. …
- Question 8
(a) Fig. 8.1 shows the displayed formulae of five organic compounds, …
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