Cambridge IGCSE · 0620 · Paper 3 · Theory (Core)

Chemistry 0620/32 Oct/Nov 2023 past paper

Cambridge IGCSE Chemistry (0620) Paper 3 (Theory (Core)), variant 2, Oct/Nov 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: 44

Open the question paper Mark scheme

File names: 0620_w23_qp_32 · 0620_w23_ms_32

Grade thresholds for 0620/32 Oct/Nov 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
44	37	31	24	18

Topics in this paper

Which syllabus chapters 0620/32 Oct/Nov 2023 tested, by marks. Each chapter links to every past-paper question on it.

Chapter	Questions	Marks
Chemistry of the environment	3	27
Organic chemistry	2	19
Metals	1	13
Atoms, elements and compounds	1	12
Chemical reactions	1	9

Questions in 0620/32 Oct/Nov 2023

Question 1Chemistry of the environment · 6 marks
A list of compounds is shown. ammonia carbon dioxide carbon monoxide cobalt(II) chloride ethane ethene glucose methane potassium sulfate sodium phosphate sulfur dioxide Answer the following questions using only the compounds from the list. Each compound may be used once, …
Question 2Organic chemistry · 6 marks
Petroleum is a mixture of hydrocarbons. (a) Describe two characteristics of a mixture. …
Question 3Chemistry of the environment · 12 marks
(a) Table 3.1 shows the average concentrations, in ng / 1000 cm3, of air pollutants in four different years. Table 3.1 year concentration of air pollutant in ng / 1000 cm3 carbon monoxide hydrocarbons oxides of nitrogen particulates sulfur dioxide …
Question 4Chemistry of the environment · 9 marks
Tin is a solid at room temperature. (a) State two general properties of a solid. …
Question 5Metals · 13 marks
This question is about metals. (a) Table 5.1 shows some properties of some Group I metals. Table 5.1 metal melting point in °C boiling point in °C atomic volume in cm3 / mol observations on reaction with water lithium …
Question 6Chemical reactions · 9 marks
A student investigates the reaction of large pieces of magnesium with dilute hydrochloric acid at 20 °C. The magnesium is in excess. (a) Fig. 6.1 shows the volume of hydrogen gas released as the reaction proceeds. …
Question 7Organic chemistry · 13 marks
(a) Fig. 7.1 shows the displayed formula of fumaric acid. …
Question 8Atoms, elements and compounds · 12 marks
Zinc chloride is an ionic compound. (a) Ionic compounds are good electrical conductors when molten or in aqueous solution. Describe one other physical property of ionic compounds. (b) Complete Fig. 8.1 to show: ● the electronic configuration of a chloride …

Other Chemistry papers from Oct/Nov 2023

Questions students ask

Where can I get the 0620/32 Oct/Nov 2023 mark scheme?

Open the mark scheme above - it is the official Cambridge scheme for this exact paper (0620_w23_ms_32), and on a wide screen it sits beside the question you are reading.

What was the grade threshold for an A in 0620/32 Oct/Nov 2023?

44 marks out of 80, a C needed 31.

Which topics came up in 0620/32 Oct/Nov 2023?

Mostly Chemistry of the environment, Organic chemistry, Metals. The full list is in the table above.

Do I need an account to open 0620/32 Oct/Nov 2023?

No. Every paper opens for free without signing in. A free account also saves your pen marks and records your score against the grade thresholds.