Cambridge IGCSE · 0620 · Paper 1 · Multiple choice (Core)
Chemistry 0620/12 May/June 2013 past paper
Cambridge IGCSE Chemistry (0620) Paper 1 (Multiple choice (Core)), variant 2, May/June 2013: 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
- 31
File names: 0620_s13_qp_12 · 0620_s13_ms_12
Grade thresholds for 0620/12 May/June 2013
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 |
|---|---|---|---|---|
| 31 | 0 | 25 | 0 | 17 |
Topics in this paper
Which syllabus chapters 0620/12 May/June 2013 tested, by marks. Each chapter links to every past-paper question on it.
Questions in 0620/12 May/June 2013
- Question 1
The diagram shows a cup of tea. Which row describes the water particles in the air above the cup compared with the water particles in the cup? moving faster closer together …
- Question 2
The diagram shows an experiment to find the formula of magnesium oxide. heat crucible magnesium ribbon Which piece of apparatus would be needed in addition to those shown? A a balance B a measuring cylinder C a spatula D a …
- Question 3
Methanol, CH3OH, and ethanol, C2H5OH, are miscible liquids. Which diagram shows apparatus that is used to obtain methanol from a mixture of ethanol and methanol? …
- Question 4
The positions of four elements are shown on the outline of the Periodic Table. Which element forms a coloured oxide? …
- Question 5
The diagram shows an atom of an element. …
- Question 6
Electrons from each element are shared by both of the elements in a compound. Which compound matches this description? A lead bromide B sodium chloride C water D zinc oxide
- Question 7
The equation shows the reaction between magnesium and sulfuric acid. Mg + H2SO4 → MgSO4 + H2 (Mg …
- Question 8
Element X has six electrons in its outer shell. = electron key …
- Question 9
The diagram shows an incomplete circuit. glass tube lamp Which substance causes the lamp to light when added to the glass tube? A aqueous sodium chloride B aqueous sugar C solid sodium chloride D solid sugar
- Question 10
What is the balanced chemical equation for the reaction between calcium and water? A Ca …
- Question 11
The diagram shows an electrical cable. metal core plastic coating Which statement about the substances used is correct? A The coating is plastic because it conducts electricity well. B The core is copper because it conducts electricity well. C The …
- Question 12
Statement 1 Hydrogen is used as a fuel. Statement 2 When hydrogen burns in the air to form water, heat energy is produced. Which is correct? A Both statements are correct and statement 2 explains statement 1. B Both statements …
- Question 13
Which substance does not require oxygen in order to produce energy? A coal B hydrogen C natural gas D 235U
- Question 14
In which equation is the underlined substance acting as a reducing agent? A 3CO + Fe2O3 → 2Fe + 3CO2 B CO2 …
- Question 15
The diagram shows an experiment to compare the rate of reaction when a metal is added to hydrochloric acid. In which test-tube is the reaction fastest? concentrated hydrochloric acid dilute hydrochloric acid …
- Question 16
Two oxides, X and Y, are added separately to dilute sulfuric acid and dilute sodium hydroxide. X reacts with dilute sulfuric acid but Y does not react. Y reacts with aqueous sodium hydroxide but X does not react. Which type …
- Question 17
Heating pink cobalt(II) chloride crystals forms a blue solid and steam. The blue solid turns pink when water is added. Which terms describe the pink cobalt(II) chloride and the reaction? pink cobalt(II) chloride is the reaction is reversible A anhydrous …
- Question 18
Concentrated aqueous sodium chloride, concentrated hydrochloric acid and molten lead bromide were separately electrolysed in experiments 1, 2 and 3. platinum electrodes concentrated aqueous sodium chloride experiment 1 experiment 3 platinum electrodes concentrated hydrochloric acid experiment 2 d.c. power supply …
- Question 19
Which statement about the reaction of acids is correct? A They react with ammonium salts to form a salt and ammonia only. B They react with metal carbonates to give a salt and carbon dioxide only. C They react with …
- Question 20
The diagram shows an experiment. red litmus paper blue litmus paper aqueous ammonium chloride + aqueous sodium hydroxide heat What happens to the pieces of litmus paper? blue litmus paper red litmus paper A changes colour changes colour B changes …
- Question 21
Two indicators, bromophenol blue and Congo red, show the following colours in acidic solutions and in alkaline solutions. indicator acid alkali bromophenol blue yellow blue Congo red violet red A few drops of each indicator are added to separate samples …
- Question 22
W, X, Y and Z are elements in the same period in the Periodic Table. W and Y are metals. X and Z are non-metals. Which shows the correct order of these elements across the period? …
- Question 23
Platinum is a transition metal. Which statement about platinum is correct? A It does not catalyse reactions. B It forms coloured compounds. C It has a low density. D It has a low melting point.
- Question 24
Which element will be less reactive than the other members of its group in the Periodic Table? A astatine B caesium C fluorine D rubidium
- Question 25
Bromine is in Group VII on the Periodic Table. Which describes the appearance of bromine at room temperature? A grey solid B purple fumes C red-brown liquid D yellow gas
- Question 26
A substance, X, has the following properties. 1 It has a high melting point. 2 It conducts electricity in the solid and liquid states. 3 It is malleable. 4 It had a high density. What is …
- Question 27
Why is aluminium used to make food containers? A It has a low density. B It is strong. C It keeps the food hot. D It resists corrosion.
- Question 28
Which statement is incorrect? A Carbon dioxide is a waste product in the extraction of iron. B Carbon monoxide is a reducing agent. C The extraction of iron from hematite involves reduction. D When iron is converted into steel, oxygen …
- Question 29
The diagram represents the structure of substance S. What is S? A an alloy B an ionic solid C a macromolecule D a pure metal
- Question 30
Q, R, S and T are four metals. Q is found naturally as the metal. R reacts with steam but not with cold water. S reacts violently with cold water. The oxide of T is reduced to T by heating …
- Question 31
The diagram shows a stage in the purification of dirty water. coarse gravel fine gravel sand dirty water pot with holes in bottom Which process does this apparatus show? A chlorination B condensation C distillation D filtration
- Question 32
The diagrams show two processes. iron iron torch rust before after rusting welding For which processes is oxygen involved? rusting welding …
- Question 33
Which substance would make the best general fertiliser? relative amount …
- Question 34
Which information about carbon dioxide and methane is correct? carbon dioxide methane A formed when vegetation decomposes key B greenhouse gas …
- Question 35
Which process does not produce carbon dioxide? A fermentation B respiration C the production of lime from limestone D the treatment of acidic soil with lime
- Question 36
Organic compounds may have names ending in -ane, -ene, -ol or -oic acid. How many of these endings indicate the compounds contain double bonds in their molecules? …
- Question 37
In the flow chart, which fuel could be gasoline? Is it obtained from petroleum? Is it used as fuel for cars? Is it used as fuel for cars? no yes no yes …
- Question 38
The structures of four molecules are shown. …
- Question 39
Which columns describe the hydrocarbons ethane and ethene? …
- Question 40
Which process is not used during the production of ethanol? A addition of steam to ethene B fermentation C fractional distillation D reacting ethane with oxygen Group 140 Ce Cerium 58 141 Pr Praseodymium 59 144 Nd Neodymium 60 Pm …
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