Cambridge IGCSE · 0620 · Paper 1 · Multiple choice (Core)
Chemistry 0620/13 May/June 2015 past paper
Cambridge IGCSE Chemistry (0620) Paper 1 (Multiple choice (Core)), variant 3, May/June 2015: the question paper and its official mark scheme, 40 questions, with the grade thresholds. Free to open, no account needed.
- Questions
- 40
- Marks
- 40
- Grade A from
- 30
File names: 0620_s15_qp_13 · 0620_s15_ms_13
Grade thresholds for 0620/13 May/June 2015
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 | F | G |
|---|---|---|---|---|---|---|
| 30 | 27 | 25 | 20 | 16 | 14 | 12 |
Topics in this paper
Which syllabus chapters 0620/13 May/June 2015 tested, by marks. Each chapter links to every past-paper question on it.
Questions in 0620/13 May/June 2015
- Question 1
A sugar cube is dropped into a hot cup of tea. The tea is not stirred. Which statement explains why the tea becomes sweet? A The heated water molecules penetrate the sugar cube. B The hot tea causes the sugar …
- Question 2
A blue solid, X, is soluble in water. Which method is used to obtain pure solid X from an aqueous solution? A chromatography B crystallisation C filtration D neutralisation
- Question 3
Two atoms, X and Y, can be represented as shown. …
- Question 4
Two atoms have the same relative atomic mass but different chemical properties. Which row about the proton and neutron numbers of these atoms is correct? proton numbers neutron numbers A different different B different same C same different D same …
- Question 5
Which statements comparing the properties of electrons, neutrons and protons are correct? neutrons and protons are both heavier than electrons only electrons and neutrons are charged …
- Question 6
Diamond and graphite are both macromolecules. Which statement is not correct? A Diamond and graphite contain carbon atoms only. B Diamond and graphite contain charged ions. C Diamond and graphite have high melting points. D The atoms in diamond and …
- Question 7
In which compounds are pairs of electrons shared between atoms? 1 methane 2 lead bromide 3 sodium chloride A 1 only B 2 only C 1 and …
- Question 8
Aluminium oxide has the formula Al 2O3. Which statement about aluminium oxide is correct? …
- Question 9
Copper and hydrogen can each be formed by electrolysis. At which electrodes are these elements formed? copper hydrogen A anode anode B anode cathode C cathode anode D cathode cathode
- Question 10
An object is electroplated with silver using an aqueous silver salt as the electrolyte. Which set of conditions is used? the object to be electroplated is the the other electrode is made from A anode carbon B anode silver C …
- Question 11
Which substance does not use oxygen to produce energy? A coal B hydrogen C natural gas D uranium
- Question 12
In which change is N2O3 oxidised? …
- Question 13
When pink crystals of cobalt(II) chloride are heated, steam is given off and the colour of the solid changes to blue. CoCl 2.6H2O CoCl …
- Question 14
The diagram shows an experiment to measure the rate of a chemical reaction. dilute hydrochloric acid metal water measuring cylinder Which change decreases the rate of reaction? A adding water to the flask B heating the flask during the reaction …
- Question 15
Which reaction is not characteristic of an acid? A It dissolves magnesium oxide. B It produces ammonia from ammonium compounds. C It produces carbon dioxide from a carbonate. D It produces hydrogen from zinc metal.
- Question 16
Hydrochloric acid is used to clean metals. The acid reacts with the oxide layer on the surface of the metal, forming a salt and water. Which word describes the metal oxide? A alloy B base C element D indicator
- Question 17
Which of the following methods are suitable for preparing both zinc sulfate and copper sulfate? 1 Reacting the metal oxide with warm dilute aqueous sulfuric acid. 2 Reacting the metal with dilute aqueous sulfuric acid. 3 Reacting the metal carbonate …
- Question 18
Which gas relights a glowing splint? A ammonia B carbon dioxide C hydrogen D oxygen
- Question 19
The noble gases, which are in Group 0 of the Periodic Table, are all very …
- Question 20
Which properties of the element titanium, Ti, can be predicted from its position in the Periodic Table? can be used as a catalyst conducts electricity when solid has low density forms coloured compounds …
- Question 21
X is a Group I metal. Y and Z are Group VII elements. When X reacts with Y a salt is formed. A solution of this salt reacts with Z to form a different salt. What are X, Y and …
- Question 22
In the outline of the Periodic Table below, some elements are shown as numbers. …
- Question 23
The diagrams show the structure of two substances used to make electrical conductors. X Y Which statement correctly describes X and …
- Question 24
Which statement about the uses of aluminium, mild steel and stainless steel is correct? A Aluminium is used for food containers as it has a high density. B Mild steel is used for car bodies as it is resistant to …
- Question 25
Which row describes the conditions used to make steel from the iron produced by a blast furnace? calcium oxide (lime) oxygen heat …
- Question 26
The statements describe how different metals react with cold water. ● Calcium sinks, fizzing and releasing a steady stream of hydrogen. ● Copper does not react. ● Sodium floats, fizzing and rapidly releasing hydrogen. ● Zinc does not react but …
- Question 27
The diagram shows stages in producing drinking water. In which tank is chlorine added to the water? reservoir sedimentation tank filtration tank mains supply storage tank anti-bacterial treatment tank …
- Question 28
Oxygen is a reactive element. Which row shows which of oxygen’s reactions are useful? fuel combustion rusting steel manufacture A no no yes B no yes no C yes no yes D yes yes no
- Question 29
Which combination of chemical compounds could be used to produce the fertiliser shown? SUPERGROW …
- Question 30
Below are two statements about sulfur dioxide. 1 Sulfur dioxide is formed when fossil fuels burn and it is an acidic oxide. 2 Sulfur dioxide is one of the gases in the air which is responsible for ‘acid rain’. Which …
- Question 31
Which method is not used for rust prevention? A coating working parts of industrial machinery with oil B covering wire for gardening use with plastic C immersing gardening tools in water for storage D painting car bodies
- Question 32
Carbon dioxide and methane are ‘greenhouse gases’ which contribute to global warming. Which process does not increase global warming? A burning fossil fuels B decay of organic waste C farming cattle for beef D growing crops such as sugar cane
- Question 33
Four reactions produce carbon dioxide. 1 respiration 2 fermentation 3 combustion of methane 4 manufacture of lime Which reactions do not use oxygen from the air? A 1 and …
- Question 34
The diagram shows a kiln used to manufacture lime. gas burners product air Y X Which row identifies X and …
- Question 35
Which statement about the names of organic compounds is correct? A Compounds containing C=C double bonds are alkanes. B The compound of formula CH3CO2H is methanoic acid. C The compound of formula C2H4 is ethane. D The compound of formula …
- Question 36
Which statement about petroleum is not correct? A It can be separated into useful substances by fractional distillation. B It consists mainly of hydrocarbons. C It is found underground in many parts of the world. D Its main use is …
- Question 37
Ethene, propene and butene are all members of the same homologous series. Which statement explains why ethene, propene and butene have similar chemical properties? A They all have the same functional group. B They are all gases at room temperature. …
- Question 38
Which statement describes the compound shown below? …
- Question 39
A hydrocarbon A is cracked to make B and hydrogen. Compound C is formed by the addition polymerisation of B. To which homologous series do A, B and C belong? alkene alkane …
- Question 40
Ethanol is manufactured from petroleum by reacting ethene with steam. Which statements about this process are correct? 1 Ethene is obtained from the cracking of alkanes. 2 The process is carried out in the presence of yeast. 3 The reaction …
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