Cambridge IGCSE · 0620 · Paper 1 · Multiple choice (Core)
Chemistry 0620/13 Oct/Nov 2024 past paper
Cambridge IGCSE Chemistry (0620) Paper 1 (Multiple choice (Core)), variant 3, 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
- 22
File names: 0620_w24_qp_13 · 0620_w24_ms_13
Grade thresholds for 0620/13 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 |
|---|---|---|---|---|
| 22 | 19 | 17 | 15 | 13 |
Topics in this paper
Which syllabus chapters 0620/13 Oct/Nov 2024 tested, by marks. Each chapter links to every past-paper question on it.
Questions in 0620/13 Oct/Nov 2024
- Question 1
Which conditions cause gas particles to move the fastest and the furthest apart? temperature pressure A high high B low high C high low D low low
- Question 2
Which statement describes a liquid at room temperature? A A sample of a liquid has a fixed volume and shape. B A sample of a liquid does not have a fixed volume or shape. C The particles are touching but …
- Question 3
A compound, X, has a melting point of 71 C and a boiling point of 375 C. Which statement about X is correct? A It is a liquid at 52 C and a gas at …
- Question 4
What is the nucleon number of an atom? A the number of neutrons B the number of protons C the total number of protons and neutrons D the total number of protons and electrons
- Question 5
An atom has three electron shells. There are three electrons in the outer shell. How many protons and how many neutrons are in this atom? protons neutrons …
- Question 6
Which row gives the number of covalent bonds in one molecule of ammonia and in one molecule of hydrogen chloride? ammonia hydrogen chloride …
- Question 7
Which statements about the structure and bonding in diamond are correct? 1 Each carbon atom in diamond is bonded to three other carbon atoms only. 2 Diamond contains many strong covalent bonds. 3 Diamond contains layers of carbon atoms, which …
- Question 8
Magnesium burns in oxygen to form magnesium oxide. The equation for the reaction is shown. 2Mg …
- Question 9
Propane, C3H8, is burned in a limited amount of oxygen. Which equation represents this reaction? …
- Question 10
The isotope of which element is used to define the relative atomic mass of other elements? A sulfur B oxygen C nitrogen D carbon
- Question 11
What is the definition of electrolysis? A the formation of a positive ion by the removal of electrons using an electric current B the decomposition of an ionic compound, when molten or in aqueous solution, by the passage of an …
- Question 12
Which statement about electroplating a copper spoon with silver is correct? A Both the anode and cathode are made of carbon. B The copper spoon is the anode. C Aqueous copper(II) sulfate is the electrolyte. D Silver is formed at …
- Question 13
Which row describes the reaction pathway diagram and energy change in an exothermic reaction? reaction pathway diagram energy is A reactants higher than products absorbed B reactants higher than products released C reactants lower than products absorbed D reactants lower …
- Question 14
The table shows the initial and final temperatures for four different reactions. reaction initial temperature / C final temperature …
- Question 15
Which process is a chemical change? A boiling water B cooking an egg C dissolving sugar D melting ice cubes
- Question 16
A student reacts strips of zinc with dilute sulfuric acid and measures the time taken to produce 100 cm3 of hydrogen. The experiment is repeated using different conditions. The results are shown in the table. experiment time to produce 100 …
- Question 17
When blue copper(II) sulfate is heated, a white solid and water are formed. The white solid turns blue and gives out heat when water is added to it. Which terms describe the blue copper(II) sulfate and the reactions? blue copper(II) …
- Question 18
Which statements about a redox reaction are correct? 1 Oxidation is the gain of oxygen. 2 Both oxidation and reduction take place in a redox reaction. 3 Reduction is the gain of oxygen. A 1 and …
- Question 19
Which row identifies a basic oxide and describes an alkali? basic oxide description of an alkali A sodium oxide insoluble base B sodium oxide soluble base C sulfur dioxide insoluble base D sulfur dioxide soluble base
- Question 20
Which indicators turn blue when added to aqueous ammonia? 1 litmus 2 thymolphthalein 3 universal indicator …
- Question 21
Ammonium chloride reacts with solution X to produce alkaline gas Y. The equation is shown. ammonium chloride + solution X alkaline gas Y Which row identifies X and …
- Question 22
The solubility of some salts is shown. chloride nitrate sulfate carbonate barium soluble soluble insoluble insoluble lead(II) insoluble soluble insoluble insoluble potassium soluble soluble soluble soluble zinc soluble soluble soluble insoluble Which two aqueous solutions produce an insoluble salt when …
- Question 23
The table shows some properties of the halogens. halogen melting point / C colour at room temperature state at room temperature chlorine –101 yellow-green gas bromine –7 red-brown liquid iodine 114 grey-black solid astatine Which statement describes astatine? A It …
- Question 24
J, L and M are elements in the Periodic Table. ● J has the highest density. ● L has the highest reactivity with water. ● M has the highest atomic number. Which row identifies the elements J, L and …
- Question 25
Which statement about elements in Group I of the Periodic Table is correct? A Rubidium has a greater density than caesium. B Lithium has a higher melting point than potassium. C Potassium is more reactive than rubidium. D Rubidium atoms …
- Question 26
Which diagram shows a mixture of noble gases? …
- Question 27
Which statements about the alloy brass are correct? 1 It is harder than pure copper. 2 It does not conduct electricity. 3 It is a mixture of copper and nickel. 4 It is stronger than pure copper. A 1 and …
- Question 28
The bodies of aircraft are often made using aluminium. Which two properties of aluminium make it suitable for this use? property 1 property 2 A good conductor of electricity good conductor of heat B good conductor of electricity strong C …
- Question 29
Four metals, P, Q, R and S, are added separately to water and to dilute hydrochloric acid. The table shows the results. observation with water observation with dilute hydrochloric acid P no reaction fizzes slowly Q fizzes rapidly fizzes rapidly …
- Question 30
Iron is extracted from its ore in the blast furnace. Which statement about one of the reactions in the blast furnace is correct? A Carbon monoxide is reduced to carbon dioxide. B Iron(III) oxide is reduced by carbon dioxide. C …
- Question 31
Which pollutants found in river water lead to deoxygenation? 1 nitrates 2 harmful microbes 3 metal compounds 4 phosphates A 1 and …
- Question 32
Three effects of air pollutants are listed. 1 photochemical smog 2 respiratory problems 3 acid rain Which effects are caused by oxides of nitrogen? …
- Question 33
Fractional distillation is used to separate petroleum into its fractions. Which statement about the fractional distillation of petroleum is correct? A The kerosene fraction is used as a fuel for ships. B The fractions with the highest boiling points are …
- Question 34
Fertilisers are mixtures of different compounds used to increase the growth of crops. Which pair of substances contain the three essential elements for plant growth? A ammonium nitrate and calcium phosphate B ammonium nitrate and potassium chloride C ammonium phosphate …
- Question 35
Which row gives the relative molecular mass, Mr, of the first member of the named homologous series? homologous series Mr A alkanes 12 B alkenes 14 C alcohols 32 D carboxylic acids 60
- Question 36
A hydrocarbon decolourises bromine water. Which statement about the hydrocarbon is correct? A It is an alkane. B Its molecular formula is C2H6. C It is a saturated hydrocarbon. D It has the general formula CnH2n.
- Question 37
Which statement describes how ethanol is manufactured from ethene? A Steam is added to ethene using an acid catalyst at …
- Question 38
Ethanoic acid reacts with aqueous sodium carbonate. Which gas is given off in this reaction? A hydrogen B carbon dioxide C carbon monoxide D oxygen
- Question 39
A mixture containing an aqueous salt, sand and hot water is stirred. The mixture is then poured into the apparatus shown. X What is …
- Question 40
A scientist uses a titration to calculate the concentration of acid in a sample of lemon juice. A measured volume of aqueous lemon juice and a few drops of an indicator are added to a flask. The aqueous lemon juice …
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