Cambridge IGCSE · 0620 · Paper 1 · Multiple choice (Core)
Chemistry 0620/11 Oct/Nov 2015 past paper
Cambridge IGCSE Chemistry (0620) Paper 1 (Multiple choice (Core)), variant 1, Oct/Nov 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
- 29
File names: 0620_w15_qp_11 · 0620_w15_ms_11
Grade thresholds for 0620/11 Oct/Nov 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 |
|---|---|---|---|---|---|---|
| 29 | 25 | 21 | 18 | 16 | 12 | 8 |
Topics in this paper
Which syllabus chapters 0620/11 Oct/Nov 2015 tested, by marks. Each chapter links to every past-paper question on it.
Questions in 0620/11 Oct/Nov 2015
- Question 1
Diagrams X, Y and Z represent the three states of matter. …
- Question 2
P, Q, R and S are pieces of apparatus. …
- Question 3
Which statement about atoms is correct? A Atoms contain protons and electrons in the nucleus. B Neutrons are negatively charged. C Protons are positively charged. D The nucleon number is the number of neutrons.
- Question 4
Which diagram correctly shows the ions present in the compound potassium fluoride? …
- Question 5
- Question 6
The electronic structures of atoms X and Y are shown. …
- Question 7
Two atoms of magnesium, Mg, react with one molecule of oxygen, O2. What is the formula of the product? A MgO B MgO2 C Mg2O D Mg2O2
- Question 8
Which row describes the electrolysis of molten potassium bromide? product at anode product at cathode A bromine hydrogen B bromine potassium C hydrogen bromine D potassium bromine
- Question 9
The diagram shows a section of an overhead power cable. aluminium steel ceramic Which statement explains why a particular substance is used? A Aluminium has a low density and is a good conductor of electricity. B Ceramic is a good …
- Question 10
Which reaction is endothermic? A acid neutralising alkali causing a temperature increase B adding magnesium to hydrochloric acid C calcium carbonate decomposing when heated D combustion of fossil fuels
- Question 11
Solid hydrated sodium carbonate was added to solid citric acid. The mixture was stirred and the temperature recorded every 10 seconds. The results are shown on the graph: …
- Question 12
The effect of temperature on the rate of the reaction between marble chips and hydrochloric acid can be investigated by measuring the production of carbon dioxide. Which item of equipment is not required for the investigation? A condenser B gas …
- Question 13
The element vanadium, V, forms several oxides. In which change is oxidation taking place? A VO2 …
- Question 14
Some crystals of hydrated cobalt(II) chloride are heated in a test-tube until no further change is observed. The test-tube is allowed to cool and a few drops of water are then added to the contents. Which colours are observed? before …
- Question 15
The diagram shows a simplified form of the Periodic Table: …
- Question 16
A white solid is insoluble in water. When it is added to hydrochloric acid, bubbles of gas are formed. Adding aqueous ammonia to the solution formed gives a white precipitate. Adding excess aqueous ammonia causes the precipitate to re-dissolve. What …
- Question 17
Which property is not characteristic of a base? A It reacts with a carbonate to form carbon dioxide. B It reacts with an acid to form a salt. C It reacts with an ammonium salt to form ammonia. D It …
- Question 18
Four stages in the preparation of a salt from an acid and a solid metal oxide are listed. 1 Add excess solid. 2 Evaporate half the solution and leave to cool. 3 Filter to remove unwanted solid. 4 Heat the …
- Question 19
Which statements about Group I and Group VII elements are correct? 1 In Group I, lithium is more reactive than potassium. 2 In Group VII, chlorine is more reactive than fluorine. statement 1 statement …
- Question 20
The Periodic Table lists all the known elements. Elements are arranged in order of 1 number. The melting points of Group I elements 2 down the group. The melting points of Group VII elements 3 down the group. Which words …
- Question 21
The table gives information about four elements. Which element is a transition metal? electrical conductivity density in g / cm3 melting point in °C A good …
- Question 22
The Group 0 elements are unreactive. The gas used to fill balloons is X . This gas is unreactive because it has Y electrons in its outermost shell. Which words correctly complete gaps X and …
- Question 23
Which diagram shows the structure of an alloy? …
- Question 24
The diagrams show what happens when three different metals are added to water. …
- Question 25
Which metal would be suitable for all of the following uses? • making aircraft bodies • making food containers • making overhead power cables A aluminium B brass C mild steel D pure iron
- Question 26
Iron is extracted from its ore (hematite) in the blast furnace. Which gas is produced as a waste product? A carbon dioxide B hydrogen C nitrogen D oxygen
- Question 27
Which statements about water are correct? 1 Household water may contain salts in solution. 2 Water for household use is filtered to remove soluble impurities. 3 Water is treated with chlorine to kill bacteria. 4 Water is used in industry …
- Question 28
Which is a use of oxygen? A as the gas in a lamp B to react with ethene to form ethanol C to react with methane in a Bunsen burner D to react with hematite to form iron
- Question 29
Carbon monoxide is an air pollutant produced when petrol is burned in a car engine. Why is carbon monoxide considered to be an air pollutant? A It causes climate change. B It causes the corrosion of buildings. C It is …
- Question 30
Fertilisers are mixtures of different compounds used to increase the growth of crops. Which pair of substances contains the three essential elements for plant growth? A ammonium nitrate and calcium phosphate B ammonium nitrate and potassium chloride C ammonium phosphate …
- Question 31
Which process does not produce carbon dioxide? A complete combustion of a fossil fuel B fermentation C reaction of an alkali with a carbonate D respiration
- Question 32
The apparatus shown is set up and left for a week. damp iron wool air water Which diagram shows the level of the water at the end of the week? …
- Question 33
Carbon dioxide and methane both contribute to climate change. Which process produces both gases? A complete combustion of natural gas B farming cattle C heating calcium carbonate D respiration
- Question 34
A student is asked to draw a diagram showing the uses of limestone. limestone making cement making lime added, with hematite, to a blast furnace …
- Question 35
The diagram shows the structure of a simple hydrocarbon and the products of two of its reactions. Br Br …
- Question 36
Which row describes the formation of a polymer? monomer polymer A ethane poly(ethane) B ethane poly(ethene) C ethene poly(ethane) D ethene poly(ethene)
- Question 37
What is not the correct use for the fraction named? name of fraction use A fuel oil making waxes B gas oil diesel engines C kerosene jet fuel D naphtha fraction making chemicals
- Question 38
Ethanol can be formed by 1 fermentation 2 reaction between steam and ethene Which of these processes uses a catalyst? …
- Question 39
Which homologous series is not represented in the compounds shown below? …
- Question 40
Alkenes are manufactured by cracking hydrocarbons obtained from petroleum. hydrocarbon P obtained from petroleum hydrocarbon Q cracking Which row describes the size of the molecules in hydrocarbons P and Q and the effect of Q on aqueous bromine? size of …
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