Cambridge IGCSE · 0620 · Paper 1 · Multiple choice (Core)
Chemistry 0620/13 May/June 2020 past paper
Cambridge IGCSE Chemistry (0620) Paper 1 (Multiple choice (Core)), variant 3, May/June 2020: 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_s20_qp_13 · 0620_s20_ms_13
Topics in this paper
Which syllabus chapters 0620/13 May/June 2020 tested, by marks. Each chapter links to every past-paper question on it.
Questions in 0620/13 May/June 2020
- Question 1
Descriptions of the three states of matter are shown. particle separation particle arrangement type of motion 1 small random move past each other at low speed 2 large random rapid motion in straight lines 3 small regular vibration Which row …
- Question 2
Which piece of apparatus is used to measure 13.7 cm3 of dilute hydrochloric acid? A balance B burette C conical flask D pipette
- Question 3
Ethanol can be made by fermentation of sugar, using yeast. This produces a mixture of ethanol and water. How is ethanol separated from this mixture? A Filter the mixture. B Heat to evaporate the water. C Heat to evaporate most …
- Question 4
The structure of an atom of element X is shown. 5p 6n key = electron = neutron = proton n p What is element X? A boron B carbon C sodium D sulfur
- Question 5
Which statement about the bonding in sodium chloride is correct? A Pairs of electrons are shared between the sodium and chlorine atoms. B Chlorine atoms give electrons to sodium atoms to form positive and negative ions. C There is covalent …
- Question 6
The electronic structures of two atoms, P and Q, are shown. …
- Question 7
Diamond and graphite are macromolecules. Which statement is correct for both diamond and graphite? A They act as lubricants. B They conduct electricity. C They have high melting points. D They are very hard.
- Question 8
Aluminium oxide has the formula Al 2O3. Which statement about aluminium oxide is correct? …
- Question 9
Which statement about electrolysis is not correct? A Bromine is produced at the cathode in the electrolysis of molten lead bromide. B Electrolysis is the breakdown of a substance by electricity. C Hydrogen is one of the products in the …
- Question 10
Which statements about 235U are correct? 1 It is a radioactive isotope. 2 It burns in air to produce greenhouse gases. 3 It is used as an energy source. A 1 only B 1 and 3 only …
- Question 11
The energy level diagram shows the energy of the reactants and products in a chemical reaction. reactants progress of reaction products energy Which row correctly describes the energy change and the type of reaction shown? description of energy change type …
- Question 12
In which tube is a physical change taking place? A water iron nail B water sodium chloride C dilute hydrochloric acid dilute hydrochloric acid D calcium carbonate magnesium
- Question 13
Magnesium is reacted with dilute hydrochloric acid of the same concentration in four experiments using different conditions. Which reaction finished in the shortest time? …
- Question 14
Blue copper(II) sulfate crystals are heated in air until they turn into a white powder. The powder is allowed to cool and after a few days it starts to turn blue. Why does the white powder start to turn blue? …
- Question 15
Steam reacts with carbon to produce carbon monoxide and hydrogen. …
- Question 16
The graph shows how the pH of a solution changes as an acid is added to an alkali. acid + alkali → salt + water Which letter represents the area of the graph where both acid and salt are present? …
- Question 17
Element E is in Group II of the Periodic Table. Which row describes element E and its oxide? element E oxide of E A metal acidic B metal basic C non-metal acidic D non-metal basic
- Question 18
The apparatus shown is used to prepare aqueous copper(II) sulfate. Y solid X aqueous copper(II) sulfate excess of solid X filter paper heat stirrer What are X and …
- Question 19
Four different colourless solutions are each tested separately with aqueous sodium hydroxide and with acidified silver nitrate. Which solution is sodium chloride? aqueous sodium hydroxide acidified silver nitrate A no visible reaction white precipitate B no visible reaction no visible …
- Question 20
Which statement about elements in Period 3 of the Periodic Table is correct? A Aluminium is a non-metal in Group III. B Argon is in Group VIII and has eight electrons in its outer shell. C Magnesium is in Group …
- Question 21
The elements in Group I include lithium, sodium and potassium. Which statements about these elements are correct? 1 Sodium is denser than lithium. 2 Lithium has a lower melting point than potassium. 3 Potassium is a relatively soft metal. 4 …
- Question 22
The properties of the element titanium, Ti, can be predicted from its position in the Periodic Table. Which row identifies the properties of titanium? can be used as a catalyst conducts electricity when solid has low density forms coloured compounds …
- Question 23
Which statement about the noble gases is correct? A Argon is used in light bulbs and balloons. B Helium reacts with oxygen in the air. C They all have full outer electron shells. D They are all diatomic molecules.
- Question 24
Which property is shown by all metals? A They are extracted from their ores by heating with carbon. B They conduct electricity. C They form acidic oxides. D They react with hydrochloric acid to form hydrogen.
- Question 25
P, Q, R and S are metals. P reacts with dilute hydrochloric acid forming hydrogen. Q reacts violently with water. R reacts with water to give hydrogen. S is formed by heating its oxide with carbon Which row identifies the …
- Question 26
Molten iron from the blast furnace contains impurities. The process of turning the impure iron into steel involves blowing oxygen into the molten iron and adding calcium oxide. What are the reasons for blowing in oxygen and adding calcium oxide? …
- Question 27
Why is stainless steel used to make cutlery? A It does not corrode. B It has a low density. C It is a good conductor of electricity. D It is a good conductor of heat.
- Question 28
Which substances can be used to detect the presence of water? 1 cobalt(II) chloride 2 copper(II) sulfate 3 litmus 4 methyl orange A 1 and …
- Question 29
Which two compounds are formed by the burning of fossil fuels and are atmospheric pollutants? A carbon dioxide and hydrogen chloride B carbon monoxide and sulfur dioxide C oxides of nitrogen and water D oxides of nitrogen and ammonia
- Question 30
The diagrams show experiments to investigate rusting of iron nails. 3 boiled water 2 salt water 1 tap water layer of oil In which test-tubes do the nails rust? A 1 only B 1 and 2 only C 1 and …
- Question 31
A farmer knows his soil needs phosphorus and potassium. He has a choice of four fertilisers. 1 NH4NO3 2 (NH4)3PO4 3 KNO3 4 (NH2)2CO Which fertilisers should he use? A 1 and …
- Question 32
Which process is a source of methane? A respiration B combustion of ethanol C decomposition of calcium carbonate D decomposition of vegetation
- Question 33
The list shows four methods that were suggested for the formation of carbon dioxide. 1 cracking methane using steam 2 action of heat on a carbonate 3 complete combustion of methane 4 reaction of a carbonate with oxygen Which methods …
- Question 34
A student suggests three uses of calcium carbonate (limestone). 1 manufacture of cement 2 manufacture of iron 3 treating alkaline soils Which suggestions are correct? A 1 and 2 only B 1 and 3 only C 2 and 3 only …
- Question 35
Which list shows the fractions obtained from distilling petroleum, in order of increasing boiling point? A bitumen → diesel oil → fuel oil → lubricating oil B diesel oil → gasoline → naphtha → kerosene C gasoline → naphtha → …
- Question 36
Which structure represents a compound in the alcohol homologous series? …
- Question 37
Increasing the number of atoms in one molecule of a hydrocarbon increases the amount of energy released when it burns. What is the correct order? less energy released more energy released A ethene ethane methane B ethene methane ethane C …
- Question 38
Compound X has the molecular formula C2H6O. Which statement about compound X is correct? A X is unsaturated. B X is a carboxylic acid. C X is formed by the reaction of ethane with steam. D X is used as …
- Question 39
A small quantity of a solid chemical is added to a large excess of aqueous ethanoic acid. No bubbles of gas are seen and the solid dissolves to give a colourless solution. What was the solid chemical? A calcium hydroxide …
- Question 40
Which statement about carbohydrates and proteins is correct? A Carbohydrates and proteins are constituents of food. B Carbohydrates and proteins are natural polymers used to make larger molecules called monomers. C Carbohydrates and proteins are synthetic polymers. D Carbohydrates and …
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