Cambridge IGCSE · 0620 · Paper 1 · Multiple choice (Core)
Chemistry 0620/12 Oct/Nov 2024 past paper
Cambridge IGCSE Chemistry (0620) Paper 1 (Multiple choice (Core)), variant 2, Oct/Nov 2024: the question paper and its official mark scheme, 40 questions worth 40 marks, with the grade thresholds. Free to open, no account needed.
- Questions
- 40
- Marks
- 40
- Grade A from
- 23
File names: 0620_w24_qp_12 · 0620_w24_ms_12
Grade thresholds for 0620/12 Oct/Nov 2024
The minimum raw marks Cambridge set for each grade on this component (out of 40). Thresholds change every session and variant, so always compare your score with the paper you actually sat.
| A | B | C | D | E |
|---|---|---|---|---|
| 23 | 21 | 18 | 16 | 14 |
Topics in this paper
Which syllabus chapters 0620/12 Oct/Nov 2024 tested, by marks. Each chapter links to every past-paper question on it.
Questions in 0620/12 Oct/Nov 2024
- Question 1
The table shows some information about the three states of matter. particle separation particle arrangement type of motion 1 touching with some particles having spaces between them random slide past each other at low speed 2 particles are far apart …
- Question 2
Which arrow represents evaporation? solid A C liquid B D gas
- Question 3
In which states of matter does diffusion occur readily? A gases and liquids B gases only C liquids and solids D solids only
- Question 4
Which statement about the boxes P, Q and R is correct? …
- Question 5
Which information about an element is given by its atomic number? A the number of protons in the nucleus of an atom of an element B the number of particles in the nucleus of an atom of an element C …
- Question 6
The symbols represent four atoms. The letters used are not the usual atomic symbols. …
- Question 7
Covalent bonds are formed when electrons are 1 . Most covalent compounds have 2 electrical conductivity. Which words correctly complete gaps 1 and …
- Question 8
Which row describes the structure and a use of diamond? structure use A ionic in cutting tools B ionic as a lubricant C giant covalent in cutting tools D giant covalent as a lubricant
- Question 9
Which symbol equation represents the reaction between aqueous sodium hydroxide and dilute sulfuric acid? A Na2OH + H2SO4 2NaSO4 …
- Question 10
What is the relative formula mass of magnesium bromide? …
- Question 11
Three substances are listed. 1 solid copper 2 aqueous sodium bromide 3 solid lead(II) bromide Which substances conduct electricity? …
- Question 12
Hydrogen–oxygen fuel cells can be used to power cars. Which processes produce the fuel of a hydrogen–oxygen fuel cell? 1 the cracking of hydrocarbons 2 the electrolysis of dilute sulfuric acid 3 photosynthesis 4 the electrolysis of molten aluminium oxide …
- Question 13
Molten sodium sulfide, Na2S, is electrolysed using inert electrodes. Which row identifies the product at each electrode? cathode anode A sodium sulfur B sulfur sodium C hydrogen sulfur D sodium hydrogen
- Question 14
The temperature of the water in two beakers, X and Y, is measured as …
- Question 15
Which process involves a chemical change? A adding sodium chloride to water B adding magnesium to hydrochloric acid C heating solid iodine until it turns into a gas D melting lead
- Question 16
Which two pieces of apparatus are most useful to measure the rate of a reaction in which a gas is given off? A accurate balance and gas syringe B accurate balance and thermometer C gas syringe and stop-watch D stop-watch …
- Question 17
Reaction 1 and reaction 2 both produce a gas. The total volume of gas produced in each reaction is measured every minute for 10 minutes. A graph of the results is shown. …
- Question 18
When a few drops of water are added to a solid, E, the colour changes from blue to pink. What is E? A anhydrous cobalt(II) chloride B anhydrous copper(II) sulfate C hydrated cobalt(II) chloride D hydrated copper(II) sulfate
- Question 19
The equation for the reaction of magnesium with copper(II) oxide is shown. Mg + CuO MgO + Cu Which word describes this reaction? A combustion B decomposition C neutralisation D redox
- Question 20
Compound M contains calcium. Two reactions of M are listed. ● M reacts with dilute hydrochloric acid to form a salt and water only. ● M reacts with aqueous ammonium chloride to form a gas that turns damp red litmus …
- Question 21
The diagram shows one period of the Periodic Table. Li Be …
- Question 22
A student tests four solutions with universal indicator. Which colour identifies the solution containing the greatest concentration of OH– ions? A red B yellow C green D blue
- Question 23
The following steps are done to prepare solid magnesium sulfate. 1 filtration 2 measurement of 20 cm3 of dilute sulfuric acid using a measuring cylinder 3 evaporation 4 addition of an excess of solid magnesium carbonate to dilute sulfuric acid …
- Question 24
Which statement about the Periodic Table is correct? A All the metals in the Periodic Table are transition elements. B The halogens are elements in Group I of the Periodic Table. C The elements become more metallic across a period …
- Question 25
Zinc is formed when zinc oxide is heated with carbon. zinc oxide + carbon zinc + carbon monoxide Which substance is oxidised in this reaction? A carbon B carbon monoxide C zinc D zinc oxide
- Question 26
Which word equation represents the rusting of iron? A iron + oxygen + water anhydrous iron(II) hydroxide B iron + oxygen hydrated iron(II) oxide C iron + oxygen + water anhydrous iron(III) hydroxide D iron + oxygen …
- Question 27
Which option describes the electronic configurations of three different elements from the same group of the Periodic Table? …
- Question 28
Which metal forms compounds that can be used to colour glass? A aluminium B calcium C chromium D sodium
- Question 29
Two properties of element R are listed. ● It is a dark solid at room temperature. ● It is a diatomic molecule. Where on the Periodic Table is R placed? A Group I B Group VII C Group VIII D …
- Question 30
Four metals, W, X, Y and Z, are tested with either cold water, steam or both. The observations are shown. metal observations W reacts slowly with cold water X reacts rapidly with cold water Y does not react with cold …
- Question 31
Which statement about the displacement reactions of the halogens is correct? A Iodine displaces bromine from aqueous sodium bromide. B Bromine displaces chlorine from aqueous potassium chloride. C Iodine displaces chlorine from aqueous potassium chloride. D Chlorine displaces bromine from …
- Question 32
Which substances in water from natural sources are beneficial to aquatic animals? 1 metal compounds 2 plastics 3 phosphates 4 dissolved oxygen A 1 and …
- Question 33
What are the products formed when glucose is fermented? A ethanol and carbon dioxide B ethanol and oxygen C ethene and carbon dioxide D ethene and oxygen
- Question 34
Which structure represents a molecule of ethanol? …
- Question 35
Which statement describes a homologous series? A a family of elements in the same group of the Periodic Table B a family of elements with similar chemical properties C a family of compounds with the same functional group D a …
- Question 36
What are the properties of aqueous ethanoic acid? decolourises aqueous bromine reacts with calcium carbonate to make carbon dioxide turns damp red litmus paper blue …
- Question 37
Four different organic compounds are separated by a fractionating column. The table shows the boiling points of the compounds. The diagram shows the position in the fractionating column where they are separated. compound boiling point …
- Question 38
Which piece of apparatus is used to measure exactly 21.50 cm3 of dilute sulfuric acid? A beaker B burette C measuring cylinder D volumetric pipette
- Question 39
Which row shows an advantage and a disadvantage for the stated apparatus used in a titration? apparatus advantage disadvantage A 25 cm3 volumetric pipette measures volume accurately can only be used to measure 25 cm3 of solution B 50 cm3 …
- Question 40
Sample M contains calcium carbonate and sodium nitrate. The result of adding water to M, stirring and filtering is shown. No chemical reaction occurs. calcium carbonate aqueous sodium nitrate Which terms describe M, calcium carbonate and aqueous sodium nitrate? sample …
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