Cambridge IGCSE · 0620 · Paper 1 · Multiple choice (Core)
Chemistry 0620/13 May/June 2012 past paper
Cambridge IGCSE Chemistry (0620) Paper 1 (Multiple choice (Core)), variant 3, May/June 2012: 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_s12_qp_13 · 0620_s12_ms_13
Grade thresholds for 0620/13 May/June 2012
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 |
|---|---|---|---|---|
| 29 | 0 | 22 | 0 | 14 |
Topics in this paper
Which syllabus chapters 0620/13 May/June 2012 tested, by marks. Each chapter links to every past-paper question on it.
Questions in 0620/13 May/June 2012
- Question 1
Which diagram shows the process of diffusion? …
- Question 2
A student investigates how the concentration of an acid affects the speed of reaction with …
- Question 3
Which method is most suitable to obtain zinc carbonate from a suspension of zinc carbonate in water? A crystallisation B distillation C evaporation D filtration
- Question 4
The electronic structures of atoms P and Q are shown. …
- Question 5
An element Y has the proton number 18. The next element in the Periodic Table is an element Z. Which statement is correct? A Element Z has one more electron in its outer shell than element Y. B Element Z …
- Question 6
Which atom has twice as many neutrons as protons? …
- Question 7
Which is a simple covalent molecule? conducts electricity when solid when molten volatile …
- Question 8
The equation for the reaction between magnesium and dilute sulfuric acid is shown. Mg + H2SO4 → MgSO4 + H2 Mr of MgSO4 is 120 Which mass of magnesium sulfate will be formed if 12 g of magnesium are reacted …
- Question 9
The diagrams show the structures of two forms, P and Q, of a solid element. P Q What are suitable uses of P and Q, based on their structures? use of solid P use of solid Q A drilling drilling …
- Question 10
Winston Churchill, a British Prime Minister, had his false teeth electroplated with gold. The teeth were coated with a thin layer of carbon and were then placed in the apparatus shown. false teeth switch gold aqueous solution of a gold …
- Question 11
The apparatus shown is used to measure the speed of a reaction. gas syringe reactants Which equation represents a reaction where the speed can be measured using this apparatus? A Mg(s) + 2HCl (aq) → MgCl 2(aq) …
- Question 12
The diagram shows the reaction between zinc oxide and dilute hydrochloric acid. dilute hydrochloric acid 20 °C pH 1 aqueous zinc chloride 22 °C pH 7 before after zinc oxide powder Which terms describe the reaction? endothermic neutralisation …
- Question 13
The diagram shows that two gases are formed when concentrated hydrochloric acid is electrolysed using inert electrodes. +ve –ve concentrated hydrochloric acid Which row correctly describes the colours of the gases at the electrodes? anode (+ve) cathode (–ve) A colourless …
- Question 14
A gas is escaping from a pipe in a chemical plant. A chemist tests this gas and finds that it is alkaline. What is this gas? A ammonia B chlorine C hydrogen D sulfur dioxide
- Question 15
The element vanadium, V, forms several oxides. In which change is oxidation taking place? A VO2 …
- Question 16
Dilute hydrochloric acid is added to a solid, S. A flammable gas, G, is formed. Gas G is less dense than air. What are S and G? solid S gas G A copper hydrogen B copper carbonate carbon dioxide C …
- Question 17
The results of three tests on a solution of compound X are shown in the table. test result aqueous sodium hydroxide added white precipitate formed, soluble in excess aqueous ammonia added white precipitate formed, insoluble in excess acidified silver nitrate …
- Question 18
The graph shows how the pH 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? pH …
- Question 19
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 20
The diagram shows a section of the Periodic Table. Which element is described below? ‘A colourless, unreactive gas that is denser than air.’ …
- Question 21
Element X is below iodine in the Periodic Table. Which row correctly shows the physical state of element X at room temperature and its reactivity compared with that of iodine? physical state of element X at room temperature reactivity compared …
- Question 22
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 23
Five elements have proton numbers …
- Question 24
Metal X reacts violently with water. Metal Y reacts slowly with steam. Metal Z does not react with dilute hydrochloric acid. What is the correct order of reactivity of these metals, most reactive first? …
- Question 25
Which statement about the extraction of iron from its ore is correct? A Iron is more difficult to extract than zinc. B Iron is more difficult to extract than copper. C Iron is easy to extract because it is a …
- Question 26
Which statement about the uses of metals is correct? A Aluminium is used in the manufacture of aircraft as it has a high density. B Aluminium is used to make food containers as it conducts electricity. C Stainless steel for …
- Question 27
Fertilisers need to supply crops with three main elements. Which compound contains all three of these elements? A H3PO4 B KNO3 C NH4K2PO4 D NH4NO3
- Question 28
Some uses of water are listed. 1 for drinking 2 in chemical reactions 3 in swimming pools 4 in washing For which uses is it necessary to chlorinate the water? A 1 and …
- Question 29
Which is a use of oxygen? A filling balloons B filling light bulbs C food preservation D making steel
- Question 30
Coal is a fossil fuel. Which gas is not formed when coal burns? A carbon dioxide B carbon monoxide C methane D sulfur dioxide
- Question 31
Air containing an acidic impurity was neutralised by passing it through a column containing substance X. acidic air neutralised air substance X What is substance X? A calcium oxide B sand C sodium chloride D concentrated sulfuric acid
- Question 32
A new planet has been discovered and its atmosphere has been analysed. atmosphere planet The table shows the composition of the atmosphere. gas percentage by volume carbon dioxide 4 nitrogen 72 oxygen 24 Which gases are present in the atmosphere …
- Question 33
The structure of a compound is shown. …
- Question 34
Gas X is a waste gas from digestion in animals. Gas Y is formed when gas X is burnt with a small amount of oxygen. Gas Z is formed when gas X is burnt with an excess of oxygen. What …
- Question 35
Which fraction from the fractional distillation of petroleum does not match its correct use? fraction use A fuel oil domestic heating B kerosene jet fuel C naphtha making roads D refinery gas for heating and cooking
- Question 36
When a long chain hydrocarbon is cracked, the following products are produced. …
- Question 37
The diagram shows apparatus used to separate petroleum into four fractions. petroleum on rock wool heat thermometer water fraction Which fraction contains the smallest hydrocarbon molecules? fraction boiling point range …
- Question 38
PVA is a polymer. The monomer has the structure shown. …
- Question 39
Ethanol is an important chemical produced by the 1 of 2 . Which words correctly complete gaps 1 and …
- Question 40
Which equation represents incomplete combustion of ethane? …
Other Chemistry papers from May/June 2012
- 0620/11 Multiple choice (Core)
- 0620/12 Multiple choice (Core)
- 0620/21 Theory (Core)
- 0620/22 Theory (Core)
- 0620/23 Theory (Core)
- 0620/31 Theory (Extended)
- 0620/32 Theory (Extended)
- 0620/33 Theory (Extended)
- 0620/61 Alternative to Practical
- 0620/62 Alternative to Practical
- 0620/63 Alternative to Practical