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1.
This document consists
of 15 printed pages and 1 blank page. IB08 06_0620_01/RP © UCLES 2008 [Turn over *8469352397* UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS International General Certificate of Secondary Education CHEMISTRY 0620/01 Paper 1 Multiple Choice May/June 2008 45 Minutes Additional Materials: Multiple Choice Answer Sheet Soft clean eraser Soft pencil (type B or HB is recommended) READ THESE INSTRUCTIONS FIRST Write in soft pencil. Do not use staples, paper clips, highlighters, glue or correction fluid. Write your name, Centre number and candidate number on the Answer Sheet in the spaces provided unless this has been done for you. There are forty questions on this paper. Answer all questions. For each question there are four possible answers A, B, C and D. Choose the one you consider correct and record your choice in soft pencil on the separate Answer Sheet. Read the instructions on the Answer Sheet very carefully. Each correct answer will score one mark. A mark will not be deducted for a wrong answer. Any rough working should be done in this booklet. A copy of the Periodic Table is printed on page 16. You may use a calculator. w w w .Xtrem ePapers.com
2.
2 © UCLES 2008
0620/01/M/J/08 1 A yellow precipitate is formed in the experiment shown. flat dish containing distilled water yellow precipitate forms after a few minutes five drops of aqueous lead(II) nitrate five drops of aqueous potassium iodide How is the precipitate formed? A Particles collide, diffuse and then react. B Particles collide, react and then diffuse. C Particles diffuse, collide and then react. D Particles diffuse, react and then collide 2 A student is asked to measure the time taken for 4.00 g of magnesium carbonate to react completely with 25.0cm3 (an excess) of dilute hydrochloric acid. Which pieces of apparatus does the student need? A balance, clock, pipette B balance, clock, thermometer C balance, pipette, thermometer D clock, pipette, thermometer 3 Chromatography and fractional distillation can be used to separate compounds. In which type of separation is a thermometer needed for checking that complete separation has occurred? A chromatographic separation of two colourless solids B chromatographic separation of two solids of different colours C fractional distillation of two colourless liquids D fractional distillation of two liquids of different colours
3.
3 © UCLES 2008
0620/01/M/J/08 [Turn over 4 The nucleon number and proton number of the lithium atom are shown by the symbol Li7 3 . What is the correct symbol for the lithium ion in lithium chloride? A 6 2Li− B 6 3Li+ C 7 3Li+ D 7 3Li− 5 The table shows the numbers of particles present in the nuclei of four atoms or ions. protons neutrons electron structure 1 18 22 2,8,8 2 19 20 2,8,8 3 19 21 2,8,8,1 4 20 20 2,8,8,2 Which two particles belong to the same element? A 1 and 2 B 1 and 4 C 2 and 3 D 2 and 4 6 What are the nucleon numbers for carbon and magnesium? carbon magnesium A 6 12 B 6 24 C 12 12 D 12 24 7 Which of the following can be used as a lubricant? graphite a liquid fraction from petroleum A B C D
4.
4 © UCLES 2008
0620/01/M/J/08 8 The diagram shows the outer shell electron arrangement of compound J that contains the elements Y and Z. Y Z Y Y What type of compound is J? A an alloy B a macromolecule C covalent D ionic 9 The electronic structures of atoms P and Q are shown. P Q = electron key P and Q react to form an ionic compound. What is the formula of this compound? A PQ2 B P2Q C P2Q6 D P6Q2 10 For which compound is the formula correct? compound formula A ammonium chloride NH3Cl B copper(II) sulphide CuS C iron(II) sulphide Fe3S D silver nitrate Ag2NO3
5.
5 © UCLES 2008
0620/01/M/J/08 [Turn over 11 The diagram shows a molecule of vinyl chloride (used to make pvc). a carbon atom a chlorine atom a hydrogen atom key What is the formula of vinyl chloride? A CH2Cl3 B CH3Cl2 C C2HCl3 D C2H3Cl 12 Which apparatus could be used to electroplate an iron nail with copper? +ve –ve A +ve –ve B +ve –ve C D aqueous copper(II) sulphate aqueous iron(II) sulphate +ve –ve key copper sheet iron nail
6.
6 © UCLES 2008
0620/01/M/J/08 13 Two elements X and Y form ionic compounds, XBr2 and Y2O3. The compounds are separately melted and electricity is passed through the liquids. What are the products at the cathodes? A bromine and oxygen B bromine and Y C oxygen and X D X and Y 14 Which change can take place during electrolysis? A lead(IV) oxide → lead(II) oxide + oxygen B concentrated hydrochloric acid → hydrogen + chlorine C sodium hydroxide + nitric acid → sodium nitrate + water D lead(II) nitrate + sulphuric acid → lead(II) sulphate + nitric acid 15 The diagram shows an experiment. dilute hydrochloric acid 20°C pH2 aqueous zinc chloride 22°C pH7 before after zinc oxide powder Which terms describe the experiment? endothermic neutralisation A B C D
7.
7 © UCLES 2008
0620/01/M/J/08 [Turn over 16 Charcoal and uranium are used as sources of energy. Which of them are oxidised when used in this way? charcoal uranium A B C D 17 Magnesium reacts with acids to produce hydrogen gas. Under which set of conditions is hydrogen formed the most slowly? magnesium acid temperature/°C A ribbon concentrated 40 B ribbon dilute 20 C powder concentrated 40 D powder dilute 20 18 When written as formulae, which compound has the greatest number of oxygen atoms? A calcium oxide B copper(II) oxide C iron(III) oxide D potassium oxide
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8 © UCLES 2008
0620/01/M/J/08 19 The equation explains the colour change that occurs when aqueous potassium hydroxide is added to aqueous potassium dichromate(VI). K2Cr2O7 + 2KOH → 2K2CrO4 + H2O potassium potassium dichromate(VI) chromate(VI) orange yellow As a result of adding an excess of aqueous potassium hydroxide to aqeous potassium dichromate(VI), what happens to the oxidation state of the chromium and the pH of the reaction mixture? oxidation state of the chromium pH of the mixture A decreases decreases B decreases increases C stays the same decreases D stays the same increases 20 An oxide of element X dissolves in water to form a solution of pH 5. Which line in the table is correct? type of element type of oxide A metallic acidic B metallic basic C non-metallic acidic D non-metallic basic 21 Which statement describes a test for carbon dioxide gas? A It bleaches damp litmus paper. B It relights a glowing splint. C It turns cobalt(II) chloride paper pink. D It turns limewater cloudy.
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0620/01/M/J/08 [Turn over 22 A solution of zinc sulphate can be made by adding an excess either of zinc carbonate or of zinc hydroxide to dilute sulphuric acid. In which forms are these zinc compounds added to the acid? zinc carbonate zinc hydroxide A aqueous aqueous B aqueous solid C solid aqueous D solid solid 23 Which aqueous ion causes a white precipitate to form when acidified aqueous silver nitrate is added to it? A chloride B iodide C nitrate D sulphate 24 What is the colour of gaseous chlorine and of solid sodium chloride? chlorine sodium chloride A colourless yellow-green B colourless white C yellow-green yellow-green D yellow-green white 25 The Group I elements lithium and potassium are tested. Which element has the higher melting point and which element reacts more vigorously with water? higher melting point more vigorous reaction with water A lithium lithium B lithium potassium C potassium lithium D potassium potassium
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0620/01/M/J/08 26 The proton numbers of four elements are shown. Which element forms a singly charged positive ion in its salts? element proton number A 34 B 35 C 36 D 37 27 The table gives information about four elements. Which element is a transition metal? electrical conductivity density g/cm3 melting point in °C A good 0.97 98 B good 7.86 1535 C poor 2.33 1410 D poor 3.12 –7 28 Which diagram best represents the structure of a solid alloy? A B C D 29 Element E • forms an alloy; • has a basic oxide; • is below hydrogen in the reactivity series. What is element E? A carbon B copper C sulphur D zinc
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0620/01/M/J/08 [Turn over 30 The position of metal X in the reactivity series is shown. K Na Mg Fe (H) X Which statements about X and its oxide are correct? reaction of X with dilute hydrochloric acid reaction of oxide of X with carbon A hydrogen formed no reaction B hydrogen formed oxide reduced C no reaction no reaction D no reaction oxide reduced 31 The diagram shows a blast furnace used to extract iron from iron ore. iron ore + coke + limestone waste gases hot air molten ironslag Why is limestone added to the furnace? A to cause the furnace to heat up B to change the ore into iron C to convert impurities in the ore into slag D to produce oxygen for the coke to burn
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0620/01/M/J/08 32 Which uses of the metals shown are both correct? aluminium stainless steel A aircraft bodies car bodies B car bodies aircraft bodies C chemical plant food containers D food containers chemical plant 33 In which industrial process is water essential? A the production of aluminium from bauxite B the production of calcium oxide from limestone C the production of ethanol from ethene D the production of petrol from crude oil 34 Some students are asked to suggest why acetylene, rather than ethanol, is the fuel used for welding metals. Two suggestions are 1 acetylene is a gas but ethanol is a liquid; 2 acetylene burns with a hotter flame. Which suggestions are correct? 1 2 A B C D
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0620/01/M/J/08 [Turn over 35 The diagrams show four sacks which a farmer has in his barn. NITRAM ammonium nitrate 1 LIME calcium oxide 2 NITRE potassium nitrate 3 SUPER superphosphate 4 Which sacks should be mixed to make a complete fertiliser, containing all the essential elements needed by plants? A 1 and 2 B 1 and 4 C 2 and 3 D 3 and 4 36 Which of the following does not produce carbon dioxide? A adding hydrochloric acid to carbon B adding hydrochloric acid to potassium carbonate C burning coke D burning petrol
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0620/01/M/J/08 37 Cholesterol occurs naturally in the body. Its name indicates that it has the same functional group as A H H H C H H C H B H H H C H H C O H C H H C H H C D H H H C C H O O 38 Which fuel is a mixture of hydrocarbons? A coal B methane C petroleum D wood 39 In the diagram, which substance could be ethene? State at room temperature Is it saturated? Is it saturated? gas liquid A B yes no C D yes no 40 Which properties do butane, propene and ethanol all have? burn polymerise A B C D
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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 (UCLES) 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. University of Cambridge International Examinations is part of the Cambridge Assessment Group. Cambridge Assessment is the brand name of University of Cambridge Local Examinations Syndicate (UCLES), which is itself a department of the University of Cambridge. © UCLES 2008 0620/01/M/J/08 Group 140 Ce Cerium 58 141 Pr Praseodymium 59 144 Nd Neodymium 60 Pm Promethium 61 150 Sm Samarium 62 152 Eu Europium 63 157 Gd Gadolinium 64 159 Tb Terbium 65 162 Dy Dysprosium 66 165 Ho Holmium 67 167 Er Erbium 68 169 Tm Thulium 69 173 Yb Ytterbium 70 175 Lu Lutetium 71 232 Th Thorium 90 Pa Protactinium 91 238 U Uranium 92 Np Neptunium 93 Pu Plutonium 94 Am Americium 95 Cm Curium 96 Bk Berkelium 97 Cf Californium 98 Es Einsteinium 99 Fm Fermium 100 Md Mendelevium 101 No Nobelium 102 Lr Lawrencium 103 1 H Hydrogen 1 7 Li Lithium 3 23 Na Sodium 11 24 Mg Magnesium 12 40 Ca Calcium 20 45 Sc Scandium 21 48 Ti Titanium 22 51 V Vanadium 23 52 Cr Chromium 24 55 Mn Manganese 25 56 Fe Iron 26 59 Co Cobalt 27 59 Ni Nickel 28 64 Cu Copper 29 65 Zn Zinc 30 70 Ga Gallium 31 27 Al Aluminium 13 11 B Boron 5 12 C Carbon 6 14 N Nitrogen 7 16 O Oxygen 8 19 F Fluorine 9 28 Si Silicon 14 31 P Phosphorus 15 32 S Sulphur 16 35.5 Cl Chlorine 17 40 Ar Argon 18 20 Ne Neon 10 4 He Helium 2 73 Ge Germanium 32 75 As Arsenic 33 79 Se Selenium 34 80 Br Bromine 35 84 Kr Krypton 36 39 K Potassium 19 88 Sr Strontium 38 89 Y Yttrium 39 91 Zr Zirconium 40 93 Nb Niobium 41 96 Mo Molybdenum 42 Tc Technetium 43 101 Ru Ruthenium 44 103 Rh Rhodium 45 106 Pd Palladium 46 108 Ag Silver 47 112 Cd Cadmium 48 115 In Indium 49 119 Sn Tin 50 122 Sb Antimony 51 128 Te Tellurium 52 127 I Iodine 53 131 Xe Xenon 54 137 Ba Barium 56 139 La Lanthanum 57* 178 Hf Hafnium 72 181 Ta Tantalum 73 184 W Tungsten 74 186 Re Rhenium 75 190 Os Osmium 76 192 Ir Iridium 77 195 Pt Platinum 78 197 Au Gold 79 201 Hg Mercury 80 204 Tl Thallium 81 207 Pb Lead 82 209 Bi Bismuth 83 Po Polonium 84 At Astatine 85 Rn Radon 86 Fr Francium 87 227 Ac Actinium 89 9 Be Beryllium 4 IIIIIIIVVVIVII0 85 Rb Rubidium 37 133 Cs Caesium 55 226 Ra Radium 88 Thevolumeofonemoleofanygasis24dm3atroomtemperatureandpressure(r.t.p.). a X b a=relativeatomicmass X=atomicsymbol b=proton(atomic)number Key *58-71Lanthanoidseries 90-103Actinoidseries DATASHEET ThePeriodicTableoftheElements
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