Cambridge International Examinations Cambridge International General Certificate of Secondary Education

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1 * * ambridge International Examinations ambridge International General ertificate of Secondary Education EMISTRY 0620/11 Paper 1 Multiple hoice (ore) May/June 2017 dditional Materials: Multiple hoice nswer Sheet Soft clean eraser Soft pencil (type or is recommended) 45 minutes RE TESE INSTRUTIONS FIRST Write in soft pencil. o not use staples, paper clips, glue or correction fluid. Write your name, entre number and candidate number on the nswer Sheet in the spaces provided unless this has been done for you. O NOT WRITE IN NY ROES. There are forty questions on this paper. nswer all questions. For each question there are four possible answers,, and. hoose the one you consider correct and record your choice in soft pencil on the separate nswer Sheet. Read the instructions on the nswer Sheet very carefully. Each correct answer will score one mark. mark will not be deducted for a wrong answer. ny rough working should be done in this booklet. copy of the Periodic Table is printed on page 16. Electronic calculators may be used. The syllabus is approved for use in England, Wales and Northern Ireland as a ambridge International Level1/Level 2 ertificate. This document consists of 14 printed pages and 2 blank pages. I17 06_0620_11/FP ULES 2017 [Turn over

2 2 1 The diagram shows some changes of state. P Q solid liquid gas R S Which words describe the changes of state, P, Q, R and S? P Q R S freezing boiling melting evaporation melting evaporation freezing condensation melting sublimation freezing evaporation sublimation evaporation melting condensation 2 The diagram shows part of a thermometer. 31 What is the reading on the thermometer? Pure water has a boiling point of 100 and a freezing point of 0. What is the boiling point and freezing point of a sample of aqueous sodium chloride? boiling point / freezing point / ULES /11/M/J/17

3 3 4 Pure copper(ii) sulfate crystals can be made by adding copper(ii) oxide to hot dilute sulfuric acid. The copper(ii) oxide is added until it The solution is and then to obtain the pure crystals. Which words complete gaps 1, 2 and 3? is in excess cooled filtered is in excess filtered cooled changes colour cooled filtered changes colour filtered cooled 5 Which part of an atom has a relative mass of 1 and a relative charge of 0? electron neutron nucleus proton 6 Which molecule contains exactly two single covalent bonds? l O l 7 Sodium reacts with chlorine to form sodium chloride. Which statements describe what happens to the sodium atoms in this reaction? 1 Sodium atoms form positive ions. 2 Sodium atoms form negative ions. 3 Sodium atoms gain electrons. 4 Sodium atoms lose electrons. 1 and 3 1 and 4 2 and 3 2 and 4 ULES /11/M/J/17 [Turn over

4 8 iamond is extremely hard and does not conduct electricity. Which statement explains these properties? 4 It has a lattice of positive carbon ions in a sea of electrons. It has delocalised electrons and each carbon atom forms three covalent bonds with other carbon atoms. It has no delocalised electrons and each carbon atom forms four covalent bonds with other carbon atoms. It has strong ionic bonds between each carbon atom. 9 What is the relative formula mass of ammonium nitrate, N 4 NO 3? oncentrated aqueous sodium chloride is electrolysed. What is the main product formed at the positive electrode (anode)? chlorine hydrogen oxygen sodium 11 Some properties of four fuels are shown in the table. Which fuel is a gas at room temperature and makes two products when it burns in a plentiful supply of air? fuel formula melting point / boiling point / hydrogen methane octane wax ULES /11/M/J/17

5 5 12 Which statements about exothermic and endothermic reactions are correct? 1 uring an exothermic reaction, heat is given out. 2 The temperature of an endothermic reaction goes up because heat is taken in. 3 urning methane in the air is an exothermic reaction. 1, 2 and 3 1 and 2 only 1 and 3 only 2 and 3 only 13 When sulfur is heated it undergoes a change as it melts. Further heating causes the sulfur to undergo a change and form sulfur dioxide. Which words complete gaps 1 and 2? 1 2 chemical chemical chemical physical physical chemical physical physical 14 Which row correctly matches the experiment and observations to the identity of the underlined substance? experiment and observations lue crystals are heated. The crystals turn white and steam is given off. Pink crystals are heated. The crystals turn blue and steam is given off. Water is added to a blue solid. The blue solid turns pink. Water is added to a white solid. The white solid turns blue. identity of the underlined substance hydrated cobalt(ii) chloride anhydrous cobalt(ii) chloride hydrated copper(ii) sulfate anhydrous copper(ii) sulfate ULES /11/M/J/17 [Turn over

6 15 student was investigating the reaction between marble chips and dilute hydrochloric acid. 6 gas syringe bung marble chips 25 cm 3 of dilute hydrochloric acid Which changes slow down the rate of reaction? temperature of acid concentration of acid surface area of marble chips decrease decrease decrease decrease decrease increase increase decrease decrease increase increase increase 16 The reactions shown may occur in the air during a thunder-storm. N 2 + O 2 2NO 2NO + O 2 2NO 2 NO + O 3 NO 2 + O 2 Which row shows what happens to the reactant molecules in each of these reactions? N 2 NO O 3 oxidised oxidised oxidised oxidised oxidised reduced reduced reduced oxidised reduced reduced reduced ULES /11/M/J/17

7 17 ydrochloric acid is added to magnesium metal and to sodium carbonate in separate tests. Which row shows the observations? 7 magnesium metal sodium carbonate effervescence effervescence effervescence no reaction no reaction effervescence no reaction no reaction 18 Which oxide dissolves in water to form a basic solution? carbon dioxide nitrogen dioxide sodium oxide sulfur dioxide 19 Which salt preparation uses a burette and a pipette? calcium nitrate from calcium carbonate and nitric acid copper(ii) sulfate from copper(ii) hydroxide and sulfuric acid potassium chloride from potassium hydroxide and hydrochloric acid zinc chloride from zinc and hydrochloric acid 20 Substance X reacts with warm dilute hydrochloric acid to produce a gas which decolourises acidified aqueous potassium manganate(vii). Substance X gives a yellow flame in a flame test. What is X? potassium chloride potassium sulfite sodium chloride sodium sulfite ULES /11/M/J/17 [Turn over

8 8 21 Part of the Periodic Table is shown. Which element is a soft solid that reacts violently with cold water? 22 Which element is less reactive than the other members of its group in the Periodic Table? astatine caesium fluorine rubidium 23 n element has the following properties. It forms coloured compounds. It acts as a catalyst. It melts at In which part of the Periodic Table is the element found? Group I Group VII Group VIII transition elements 24 Why are weather balloons sometimes filled with helium rather than hydrogen? elium is found in air. elium is less dense than hydrogen. elium is more dense than hydrogen. elium is unreactive. ULES /11/M/J/17

9 9 25 Element E: forms an alloy has a basic oxide is below hydrogen in the reactivity series. What is E? carbon copper sulfur zinc 26 Some reactions of three metals and their oxides are shown. metal metal reacts with dilute hydrochloric acid metal oxide reacts with carbon S no yes T yes no U yes yes What is the order of reactivity of the metals? least reactive most reactive S T U S U T T S U U T S 27 Which statement about the extraction of iron in a blast furnace is not correct? alcium oxide reacts with acidic impurities. Iron(III) oxide is reduced to iron by carbon dioxide. Molten iron is formed at the base of the blast furnace. The raw materials are hematite, limestone and coke. ULES /11/M/J/17 [Turn over

10 10 28 Stainless steel is an alloy of iron and other metals. It is strong and does not rust but it costs much more than normal steel. What is not made from stainless steel? cutlery pipes in a chemical factory railway lines saucepans 29 The diagram shows some uses of water in the home For which uses is it important for the water to have been treated? 1 only 2 only 3 only 1, 2 and 3 30 Which gas is colourless and poisonous? carbon monoxide chlorine hydrogen nitrogen ULES /11/M/J/17

11 11 31 Two experiments involving water are described. 1 Water turns purple when potassium manganate(vii) is added to it. 2 dding water to sodium causes the temperature to increase. Which row describes the role of water in 1 and 2? 1 2 as a chemical reagent as a chemical reagent as a chemical reagent as a solvent as a solvent as a chemical reagent as a solvent as a solvent 32 In which process is carbon dioxide not formed? burning of natural gas fermentation heating lime respiration 33 Which statement is not correct? onverting limestone into lime is a thermal decomposition reaction. Flue gas desulfurisation is a neutralisation reaction. In the extraction of iron, calcium carbonate is converted into calcium oxide. Slaked lime is added to soil as a fertiliser. 34 The structures of three substances are shown. O O O Why do these substances all belong to the same homologous series? They are all compounds. They are all saturated. They all contain oxygen. They all contain the same functional group. ULES /11/M/J/17 [Turn over

12 35 Which fraction of petroleum is not matched to its correct use? 12 fraction use bitumen making roads gasoline fuel for cars kerosene fuel for ships naphtha chemical industry 36 racking is an important process in the petroleum industry. The products of cracking include and an of relative molecular mass than the that was cracked. Which words complete gaps 1, 2, 3 and 4? hydrogen alkane greater alkene hydrogen alkene smaller alkane steam alkane greater alkene steam alkene smaller alkane 37 Which compound rapidly decolourises aqueous bromine? ethane ethanoic acid ethanol ethene 38 There are two methods for producing ethanol. method 1 method 2 catalytic addition of steam to ethene fermentation Which statement is not correct? Method 1 produces carbon dioxide. Method 1 requires high temperature and pressure. Method 2 produces carbon dioxide. Method 2 requires a source of sugar. ULES /11/M/J/17

13 13 ULES /11/M/J/17 39 Which statement about aqueous ethanoic acid is not correct? It produces carbon dioxide when it reacts with magnesium carbonate. It produces hydrogen when it reacts with magnesium. It neutralises magnesium oxide. It turns red litmus paper blue. 40 The diagram shows part of the molecule of a polymer. Which diagram shows the monomer from which this polymer could be manufactured? O

14 14 LNK PGE ULES /11/M/J/17

15 15 LNK PGE Permission to reproduce items where third-party owned material protected by copyright is included has been sought and cleared where possible. Every reasonable effort has been made by the publisher (ULES) to trace copyright holders, but if any items requiring clearance have unwittingly been included, the publisher will be pleased to make amends at the earliest possible opportunity. To avoid the issue of disclosure of answer-related information to candidates, all copyright acknowledgements are reproduced online in the ambridge International Examinations opyright cknowledgements ooklet. This is produced for each series of examinations and is freely available to download at after the live examination series. ambridge International Examinations is part of the ambridge ssessment Group. ambridge ssessment is the brand name of University of ambridge Local Examinations Syndicate (ULES), which is itself a department of the University of ambridge. ULES /11/M/J/17

16 16 ULES /11/M/J/17 Group The Periodic Table of Elements 1 hydrogen 1 2 e helium 4 I II III IV V VI VII VIII 3 Li lithium 7 4 e beryllium 9 atomic number atomic symbol Key name relative atomic mass 11 Na sodium Mg magnesium K potassium a calcium Rb rubidium Sr strontium s caesium a barium Fr francium 88 Ra radium 5 boron l aluminium Ga gallium In indium Tl thallium carbon Si silicon Ge germanium Sn tin Pb lead Ti titanium Zr zirconium f hafnium Rf rutherfordium 23 V vanadium Nb niobium Ta tantalum b dubnium 24 r chromium Mo molybdenum W tungsten Sg seaborgium 25 Mn manganese Tc technetium 75 Re rhenium h bohrium 26 Fe iron Ru ruthenium Os osmium s hassium 27 o cobalt Rh rhodium Ir iridium Mt meitnerium 28 Ni nickel Pd palladium Pt platinum s darmstadtium 29 u copper g silver u gold Rg roentgenium 30 Zn zinc d cadmium g mercury n copernicium 114 Fl flerovium 116 Lv livermorium 7 N nitrogen P phosphorus s arsenic Sb antimony i bismuth O oxygen S sulfur Se selenium Te tellurium Po polonium 9 F fluorine l chlorine r bromine I iodine t astatine 10 Ne neon r argon Kr krypton Xe xenon Rn radon 21 Sc scandium Y yttrium lanthanoids actinoids 57 La lanthanum c lanthanoids actinoids The volume of one mole of any gas is 24 dm 3 at room temperature and pressure (r.t.p.). actinium 58 e cerium Th thorium Pr praseodymium Pa protactinium Nd neodymium U uranium Pm promethium 93 Np neptunium 62 Sm samarium Pu plutonium 63 Eu europium m americium 64 Gd gadolinium m curium 65 Tb terbium k berkelium 66 y dysprosium f californium 67 o holmium Es einsteinium 68 Er erbium Fm fermium 69 Tm thulium Md mendelevium 70 Yb ytterbium No nobelium 71 Lu lutetium Lr lawrencium

This resource contains three different versions of the periodic table, including a blank one for colouring!

Teaching notes This resource contains three different versions of the periodic table, including a blank one for colouring! It also contains tables of the Group 0, 1 and 7 elements with a few columns for