Cambridge IGCSE · 0620 · Paper 2 · Multiple choice (Extended)
Chemistry 0620/22 May/June 2024 past paper
Cambridge IGCSE Chemistry (0620) Paper 2 (Multiple choice (Extended)), variant 2, May/June 2024: the question paper and its official mark scheme, 40 questions worth 40 marks. Free to open, no account needed.
- Questions
- 40
- Marks
- 40
File names: 0620_s24_qp_22 · 0620_s24_ms_22
Topics in this paper
Which syllabus chapters 0620/22 May/June 2024 tested, by marks. Each chapter links to every past-paper question on it.
Questions in 0620/22 May/June 2024
- Question 1
Which gas has the slowest rate of diffusion? 1 CO2 D CH4 C NH3 …
- Question 2
Which statements about the position of the elements in the Periodic Table are correct? 2 Elements in the same group have similar chemical properties. 1 Elements in the same period have similar chemical properties. 2 Elements in the same group …
- Question 3
Which statements about isotopes are correct? 3 Isotopes are atoms of different elements with the same number of protons. 1 Isotopes of the same element have the same chemical properties. 2 Isotopes are atoms with the same relative atomic mass. …
- Question 4
Which diagram shows the arrangement of the outer shell electrons in a molecule of water? …
- Question 5
The structures of three substances are shown. …
- Question 6
Information about four substances, …
- Question 7
The structure of glycine is shown. …
- Question 8
The incomplete equation for photosynthesis is shown. wCO2 + xH2O →P + yO2 Compound P is a product of the reaction. Which row describes the values of w, x and y and gives the empirical formula of compound P? 8 …
- Question 9
The concentration and volume of an aqueous alkali are known. Which additional information is required to calculate the number of moles of acid needed to neutralise the aqueous alkali? 9 the concentration of the acid A the equation for the …
- Question 10
Which statement about electrolysis is correct? 10 Electrons move through the electrolyte from the cathode to the anode. A Electrons move in the external circuit towards the cathode. B Negative ions move in the external circuit towards the anode. C …
- Question 11
Aqueous copper(II) sulfate is electrolysed using copper electrodes. What is the half-equation for the reaction at the cathode? …
- Question 12
Three statements about activation energy, Ea, are listed. 12 Colliding particles must have at least Ea before they can react. 1 Ea for exothermic reactions is always greater than for endothermic reactions. 2 Ea is always endothermic. 3 Which statements …
- Question 13
A student adds excess magnesium ribbon to 10cm3 of 0.5mol/dm3 sulfuric acid. The hydrogen gas produced is collected and its total volume is measured every 10 seconds. The experiment is repeated with 5cm3 of 0.5mol/dm3 sulfuric acid added to 5cm3 …
- Question 14
The equation represents the reversible reaction between ethene and steam. …
- Question 15
Which row identifies the pressure and the catalyst used for the conversion of sulfur dioxide to sulfur trioxide in the Contact process? 15 catalyst pressure/atm iron 2 A vanadium(V) oxide 2 B iron 200 C vanadium(V) oxide 200 D
- Question 16
Which equation represents a redox reaction? 16 AgNO3 + NaCl →AgCl + NaNO3 A PCl …
- Question 17
The equation for the reaction between aluminium and copper(II) oxide is shown. 2Al + 3CuO →Al 2O3 + 3Cu Which statements about this equation are correct? 17 The oxidation number of the aluminium reactant is +2. 1 The oxidation number …
- Question 18
What is the colour of thymolphthalein in dilute hydrochloric acid? 18 blue A red B yellow C colourless D
- Question 19
Two acids, P and Q, with the same concentration and volume are reacted separately with the same mass of magnesium ribbon. The reactions produce the same total volume of hydrogen gas but acid Q reacts much more slowly than acid …
- Question 20
Which process is not used in the preparation of an insoluble salt? 20 filtration A washing B crystallisation C drying D
- Question 21
Lithium and potassium are metals in Group I of the Periodic Table. Lithium has a melting point of 181°C and a density of 0.53g/cm3. Which row describes the melting point and density of potassium? 21 density in g/cm3 melting point …
- Question 22
Which statements about transition elements are correct? 22 They have a low density. 1 They form ions with variable oxidation numbers. 2 They have a high melting point. 3 They form only colourless compounds. 4 3 and …
- Question 23
Which statements describe the elements in Group VIII of the Periodic Table? 23 Their atoms have full outer electron shells. 1 They are unreactive metals. 2 They are monatomic gases. 3 They are diatomic gases. 4 2 and …
- Question 24
Four metals, Q, R, S and T, are each added to separate samples of water, steam and dilute hydrochloric acid. The results are shown. 24 observation with dilute hydrochloric acid observation with steam observation with water fast reaction fast reaction …
- Question 25
Metal X acts as a sacrificial metal to prevent iron from corroding. Metal X does not act as a sacrificial metal to prevent aluminium from corroding. What is X? 25 copper A magnesium B silver C zinc D
- Question 26
Which equation represents the reduction of a compound found in hematite in the blast furnace? 26 2Al 2O3 →4Al …
- Question 27
Which statements about the treatment of domestic water supplies are correct? 27 Filtration is used to remove insoluble substances from the water. 1 Sedimentation is used to remove soluble substances from the water. 2 Carbon is used to remove tastes …
- Question 28
Which statement about water is correct? 28 It turns anhydrous copper(II) sulfate from pink to blue. A It turns anhydrous copper(II) sulfate from white to blue. B It turns cobalt(II) chloride paper from blue to white. C It turns cobalt(II) …
- Question 29
Cupronickel is used to make coins. The arrangement of atoms in cupronickel is shown. 29 copper atoms nickel atoms Which kind of substance is cupronickel? an alloy A an isotope B a compound C a transition element D
- Question 30
Which physical properties are typical of all metals? 30 good heat conductivity 1 low density 2 malleability 3 3 only D 2 and …
- Question 31
Which oxide is used to neutralise acidic gases in flue gas desulfurisation? 31 calcium oxide A carbon dioxide B nitrogen oxide C sulfur dioxide D
- Question 32
Some information about three gases, P, Q and R, is listed. 32 • Gas P forms when magnesium reacts with dilute hydrochloric acid. • Gas Q makes up 78% of the air. • Gas R forms when gas P reacts …
- Question 33
Which formula represents an alkene? 33 C2H5OH …
- Question 34
The structures of two compounds used to make an ester are shown. …
- Question 35
Which statement about a homologous series is correct? 35 All members have the same general formula. A All members have the same molecular formula. B All members have similar physical properties. C Members show a trend in their chemical properties. …
- Question 36
Which statements about aqueous ethanoic acid are correct? 36 It contains the functional group –COOH. 1 It reacts with carbonates to produce hydrogen. 2 It turns universal indicator paper blue. 3 It has a pH lower than pH …
- Question 37
Alkenes react with steam in an addition reaction. Some alkenes produce only one alcohol product. Some alkenes produce two different alcohols which are structural isomers. Which row gives the number of alcohol isomers formed when ethene reacts with steam and …
- Question 38
What is an advantage of manufacturing ethanol by fermentation rather than by the addition of steam to ethene? 38 No gases that cause global warming are produced. A The ethanol that is produced is pure. B Fermentation is a fast …
- Question 39
The diagram shows the structure of a polymer. 39 C CH3 …
- Question 40
Which piece of apparatus is used to measure 24.5cm3 of gas produced during a reaction? 40 beaker A conical flask B measuring cylinder C volumetric pipette D Group The Periodic Table of Elements 1 H hydrogen 1 2 He helium …
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