UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS General Certificate of Education Ordinary Level SCIENCE (PHYSICS, CHEMISTRY)

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UNIVERSITY OF MRIGE INTERNTIONL EXMINTIONS Gnral rtificat of Education Ordinary Lvl SIENE (PYSIS, EMISTRY) 5124/01 www.xtrmpaprs.

1 UNIVERSITY OF MRIGE INTERNTIONL EXMINTIONS Gnral rtificat of Education Ordinary Lvl SIENE (PYSIS, EMISTRY) 5124/01 Papr 1 Multipl hoic Octobr/Novmbr 04 dditional Matrials: Multipl hoic nswr Sht Soft clan rasr Soft pncil (typ or is rcommndd) 1 hour RE TESE INSTRUTIONS FIRST Writ in soft pncil. o not us stapls, papr clips, highlightrs, glu or corrction fluid. Writ your nam, ntr numbr and candidat numbr on th answr sht in th spacs providd unlss this has bn don for you. Thr ar forty qustions on this papr. nswr all qustions. For ach qustion thr ar four possibl answrs,,, and. hoos th on you considr corrct and rcord your choic in soft pncil on th sparat answr sht. Rad th instructions on th nswr Sht vry carfully. Each corrct answr will scor on mark. mark will not b dductd for a wrong answr. ny rough working should b don in this booklt. copy of th Priodic Tabl is includd on pag 16. I04 11_5124_01/RP ULES 04 This documnt consists of 16 printd pags. [Turn ovr

2 2 1 Th graph shows part of a car journy. spd in m / s tim / s What distanc is travlld by th car in th first s? 0 m 0 m 300 m 0 m 2 Th tabl shows th wights of som masss on th surfac of four diffrnt plants. Which plant has th gratst gravitational fild strngth? mass wight 0.5 kg N 2.0 kg N 0.5 kg N 2.0 kg N 3 Th diagrams show th sam spring with diffrnt wights attachd N N cm cm Whn th wights ar rmovd, th spring rturns to its original lngth. What is th original lngth of th spring? 25 cm cm 15 cm cm ULES /01/O/N/04

3 3 4 raks ar usd to stop a car. What is most of th kintic nrgy convrtd into? hat nrgy light nrgy potntial nrgy sound nrgy 5 In a hydrolctric powr station, watr flows from a high rsrvoir to turn turbins to gnrat lctricity. Which nrgy convrsions tak plac? gravitational potntial chmical / ful lctrical gravitational potntial kintic lctrical kintic chmical / ful lctrical kintic gravitational potntial lctrical 6 Whr and at which tmpratur dos vaporation of a liquid occur? whr tmpratur point(s) of hating a fixd point point(s) of hating any surfac a fixd point surfac any ULES /01/O/N/04 [Turn ovr

4 7 Th diagram shows ic cubs bing usd to lowr th tmpratur of a drink. 4 ic cubs glass drink What is th main procss by which th liquid at th bottom of th glass cools? conduction convction radiation a combination of radiation and conduction 8 Th diagram shows a dippr producing circular wavs in a rippl tank. dippr circular wavs X dirction of wavs Which wav proprty dscribs th numbr of wavs passing point X pr scond? wavlngth spd frquncy amplitud 9 Which statmnt about th imag formd by a thin convrging lns is corrct? It is always ral and rct. It is always ral and invrtd. It is always virtual and rct. It may b ithr virtual or ral. ULES /01/O/N/04

5 5 What is a proprty of all lctromagntic wavs? Thy ar dflctd by magnts. Thy ar positivly chargd. Thy travl at th spd of sound. Thy travl through a vacuum. 11 What is th corrct ordr for th spd of sound in air, stl and watr? slowst fastst air stl watr air watr stl watr air stl watr stl air 12 Th diagram shows a locking dvic. Whn th currnt is switchd off, th spring pulls th bar to th right. coil bar spring Which matrials should th coil and th bar b mad from? coil bar coppr iron coppr coppr iron coppr stl nylon ULES /01/O/N/04 [Turn ovr

6 13 Which circuit can b usd to find th rsistanc of th lamp? 6 V V V V 14 n lctric lamp uss nrgy at th rat of 48 W with a 12 V supply. ow much charg passs through th lamp in 2.0 sconds? In th circuit shown, th brightnss of th lamp can b altrd by changing th rsistanc of th variabl rsistor, R. R This is bcaus varying th rsistanc changs th currnt flowing in th circuit. th lctromotiv forc (.m.f) of th battry. th rsistanc of th bulb. th tmpratur of th battry. ULES /01/O/N/04

7 7 16 plug is wrongly wird as shown. It is connctd to an old vacuum clanr which has a mtal cas. FUSE blu brown grn & yllow What would b th ffct of using th plug wird in this way? Th fus in th plug would blow. Th mtal cas would b liv. Th nutral wir would mlt. Th vacuum clanr would catch fir. 17 hatr usd on a 250 V mains circuit has a 5 fus in its plug. Which is th highst powr rating for this hatr? 50 W 250 W 00 W 00 W 18 Th diagram shows th north pol of a magnt movd into, and out of, a coil of wir. N magnt X coil of wir What dscribs th pols producd in th coil at X by th movmnt of th magnt? north pol in north pol out N N N S S N S S ULES /01/O/N/04 [Turn ovr

8 8 19 Th tabl shows how th activity of a radioactiv substanc changs ovr a priod of tim. (llowanc has bn mad for th background radiation.) tim / minuts activity / counts pr scond What is th half-lif of th substanc? 73 minuts 57 minuts 30 minuts minuts 17 What particls ar prsnt in th nuclus of th oxygn nuclid 8 O? nutrons protons Which statmnt about th molculs in carbon dioxid gas is corrct? Th molculs ar clos togthr. Th molculs ar diatomic. Th molculs ar in fixd positions. Th molculs mov randomly. ULES /01/O/N/04

9 9 22 Which pic of apparatus would b most suitabl to masur accuratly th volum of acid ndd to nutralis 25.0 cm 3 of an alkali? cm Which diagram shows th structur of a 7 3 Li atom? ky p = proton n = nutron 3p 4n 4p 3n = lctron 3p 4n 4p 3n ULES /01/O/N/04 [Turn ovr

10 24 Which statmnt dscribs th formation of a chlorid ion from a chlorin atom? Th atom gains on lctron. Th atom gains two lctrons. Th atom loss on lctron. Th atom loss two lctrons. 25 Which mass of oxygn combins with 12 g of magnsium? 4 g 8 g 16 g 32 g 26 Which volum of sulphur dioxid (at r.t.p.) is formd whn 9.7 g of zinc sulphid is hatd in air? 2ZnS + 3O 2 2ZnO + 2SO dm dm dm dm 3 ULES /01/O/N/04

11 11 27 Two xprimnts wr carrid out using th apparatus as shown. cotton wool flask hydrochloric acid marbl chips balanc In xprimnt 1, dilut hydrochloric acid was usd. In xprimnt 2, concntratd hydrochloric acid was usd. ll othr conditions wr th sam and in both xprimnts all th marbl chips had compltly ractd. Which diagram shows th rsults obtaind? balanc rading balanc rading ky xprimnt 1 xprimnt 2 tim tim balanc rading balanc rading tim tim 28 Which salt can b prpard by th raction btwn a solubl mtal hydroxid and dilut sulphuric acid? coppr(ii) sulphat iron(ii) sulphat lad(ii) sulphat potassium sulphat ULES /01/O/N/04 [Turn ovr

12 29 Many crops will not grow wll in an acidic soil. 12 Which typ of chmical raction taks plac whn farmrs add calcium hydroxid to th soil? dcomposition frtilisation nutralisation rduction 30 Which lmnt in th tabl is a mtal? lmnt mlting point in o dnsity in g / cm Exprimnts ar carrid out to arrang mtals X, Y and Z in ordr of dcrasing ractivity. Th tabl shows th rsults. xprimnt X Y Z os th mtal librat hydrogn from dilut hydrochloric acid? Is th mtal oxid rducd by hating with carbon? ys no ys ys ys no What is th ordr of ractivity of th mtals? most ractiv last ractiv X Z Y Y X Z Z X Y Z Y X ULES /01/O/N/04

13 13 32 iffrnt forms of stl contain diffring amounts of carbon. Stl P contains a high proportion of carbon. Stl Q contains a low proportion of carbon. Which statmnt is corrct? P is strongr but mor brittl than Q P is strongr but lss brittl than Q P is lss strong but mor brittl than Q P is lss strong but lss brittl than Q 33 Iron filings ar lft to rust in th apparatus shown. Which lttr indicats th watr lvl whn all th oxygn has ractd? iron filings watr lvl at start graduatd tub rusty iron filings graduatd tub watr 34 Th following gass ar prsnt in car xhaust fums. carbon dioxid nitrogn dioxid carbon monoxid watr vapour nitrogn Which of ths gass is also prsnt in unpollutd air? nitrogn only nitrogn and watr vapour only nitrogn, carbon dioxid and watr vapour only nitrogn, carbon monoxid, carbon dioxid and watr vapour only ULES /01/O/N/04 [Turn ovr

14 14 35 salination is th rmoval of sodium chlorid from sa watr. Which mthod is usd in th laboratory to dsalinat sa watr? chromatography crystallisation distillation filtration 36 compound, X, has th molcular structur as shown. O O O O ow can X b dscribd? both as an alkan and as an acid both as an alkn and as an acid both as an alkan and as an alcohol both as an alkn and as an alcohol 37 Which statmnt about th homologous sris of alcohols is not tru? Thy all contain oxygn. Thy can b rprsntd by a gnral formula. Thy xhibit a gradual chang in physical proprtis. Thy hav th sam mpirical formula. 38 Th structurs of four organic compounds ar shown O O Which compounds dcolouris aquous bromin? 1 and 2 1 and 3 2 and 4 3 and 4 ULES /01/O/N/04

15 15 39 Mthan is usd as a ful. Which proprty is ssntial for this us? It burns xothrmically. It is a gas. It is odourlss. It has a low boiling point. Th following formula rprsnts a monomr. 3 l Which formula shows a part of th polymr chain formd from 3 molculs of th monomr? 3 3 l l l 3 l 3 l l l l l l l Evry rasonabl ffort has bn mad to trac all copyright holdrs. Th publishrs would b plasd to har from anyon whos rights w hav unwittingly infringd. ULES /01/O/N/04 [Turn ovr

16 16 T SEET Th Priodic Tabl of th Elmnts Group I II III IV V VI VII ydrogn 2 4 lium 3 7 Li Lithium 4 9 ryllium 5 11 oron 6 12 arbon 7 14 N Nitrogn 8 16 O Oxygn 9 19 F Fluorin N Non Na Sodium Mg Magnsium l luminium Si Silicon P Phosphorus S Sulphur l hlorin 18 r rgon K Potassium a alcium Sc Scandium Ti Titanium V Vanadium r hromium Mn Mangans F Iron o obalt Ni Nickl u oppr Zn Zinc Ga Gallium G Grmanium s rsnic S Slnium r romin Kr Krypton Rb Rubidium Sr Strontium Y Yttrium 91 Zr Zirconium Nb Niobium 96 Mo Molybdnum Tc Tchntium 44 1 Ru Ruthnium 45 3 Rh Rhodium 46 6 Pd Palladium 47 8 g Silvr d admium In Indium Sn Tin Sb ntimony T Tllurium I Iodin X Xnon s asium Fr Francium a arium 226 Ra Radium 139 La Lanthanum 57 * c ctinium f afnium Ta Tantalum W Tungstn R Rhnium Os Osmium Ir Iridium Pt Platinum u Gold 80 1 g Mrcury 81 4 Tl Thallium 82 7 Pb Lad 83 9 i ismuth 84 Po Polonium 85 t statin 86 Rn Radon *58-71 Lanthanoid sris 90-3 ctinoid sris Ky b a X a = rlativ atomic mass X = atomic symbol b = proton (atomic) numbr rium 232 Th Thorium 141 Pr Prasodymium 59 Pa Protactinium Nd Nodymium 238 U Uranium Pm Promthium Np Nptunium Sm Samarium Pu Plutonium Eu Europium m mricium Gd Gadolinium m urium Tb Trbium k rklium y ysprosium f alifornium o olmium Es Einstinium Er Erbium Fm Frmium Tm Thulium Md Mndlvium Yb Yttrbium No Noblium Lu Luttium Lr Lawrncium 3 Th volum of on mol of any gas is 24 dm 3 at room tmpratur and prssur (r.t.p.). Univrsity of ambridg Intrnational Examinations is part of th Univrsity of ambridg Local Examinations Syndicat (ULES), which is itslf a dpartmnt of th Univrsity of ambridg. ULES /01/O/N/04

UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS International General Certificate of Secondary Education CHEMISTRY

UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS International General Certificate of Secondary Education CHEMISTRY UNIVERSITY OF MRIGE INTERNTIONL EXMINTIONS Intrnational Gnral rtificat of Scondary Education EMISTRY 0620/01 Papr 1 Multipl hoic May/Jun 2004 dditional Matrials: Multipl hoic nswr Sht Soft clan rasr Soft