gc

PaperReference(s)50085036

EdexcelGCSE

Science(5008)

Chemistry(5036)

C1b–Topics7and8

FoundationandHigherTier

Friday19June2009–Morning

Time:20minutes

MaterialsrequiredforexaminationItemsincludedwithquestionpapers

MultipleChoiceAnswerSheetNil

HBpencil,erarandcalculator

Turnover

InstructionstoCandidates

penthisbookletuntilyouaretoldtodoso.

Markyouranswersontheparateanswersheet.

Foundationtiercandidates:answerquestions1–24.

Highertiercandidates:answerquestions17–40.

Allcandidatesaretoanswerquestions17–24.

Beforethetestbegins:

Checkthattheanswersheetisforthecorrecttestandthatitcontainsyourcandidatedetails.

Howtoanswerthetest:

Foreachquestion,chootherightanswer,A,B,CorD

andmarkitinHBpencilontheanswersheet.

Forexample,theanswerCwouldbemarkedasshown.

hangeyourmindaboutananswer,ruboutthefirst

markthoroughly,thenmarkyournewanswer.

uacalculatorifyouwish.

Youmustnottakethisbookletortheanswersheetoutoftheexaminationroom.

Printer’.N34049A

ThispublicationmaybereproducedonlyinaccordancewithEdexcelLimitedcopyrightpolicy.©2009EdexcelLimited.

W850/R1536/575705/5/3/2/

*N34049A*

ABD

SurnameInitial(s)

Signature

N34049A2

Questions1to16mustbeansweredbyFoundation-tiercandidatesonly.

Higher-tiercandidatesstartatquestion17.

TheChevroletSequelcar

Thiscarushydrogenasafuel.

Hydrogencanbeobtainedfromnaturalgas.

Naturalgasisahydrocarbon.

bolforanatomofhydrogenis

AH

BHd

CHe

DHy

carboncontains

Ahydrogenonly

Bcarbononly

Chydrogenandcarbononly

Dhydrogen,carbonandoxygen

lsare

Agasatroomtemperature

Bliquidsatroomtemperature

Csolidsatroomtemperature

Dsourcesofheatenergy

drogenburnstheonlysubstanceformedis

Awater

Bcarbondioxide

Csoot

Dcarbonmonoxide

N34049A3Turnover

TheEarth’satmosphere

TheEarth’satmosphereisamixtureofgas.

’satmosphereismainly

Aoxygen

Bcarbondioxide

Chelium

Dnitrogen

fthegasdoscientistsbelievewasnotintheatmosphereverysoonaftertheEarth

wasformed?

Aoxygen

Bcarbondioxide

Cmethane

Dammonia

Uthefollowinginformationtoanswerquestions7and8.

Recentchangesinthecompositionoftheatmospherehavebeenlinkedtotheburningoffossilfuels.

oducedbyburningfossilfuelsis

Aoxygen

Bcarbondioxide

Chydrogen

Dnitrogen

roducedbyburningfossilfuelsmay

Acauanincreainthesizeofthepolaricecaps

Breflectalllight

Ccauglobalwarming

DstopalloftheheatfromtheSunreachingtheEarth’ssurface

N34049A4

Sunscreens

Manysunscreenscontainnanoparticles.

Mostsunscreensaresoldinplasticcontainers.

fthestatementsaboutnanoparticlesiscorrect?

Aananoparticleismorethan1cmindiameter

Bthediameterofananoparticleisabout0.000000001m

Cnanoparticlesdonotcontainatoms

Dnanoparticlesarelargerthansolidparticlesinconventionalsunscreens

ntageofsunscreenscontainingnanoparticlesisthatthey

Aalwayscomeinsmallerbottlesthanconventionalsunscreens

Baretransparentwhenrubbedontotheskin

Caresmart

Dcostlessbecauyouumore

asticsarerecycled.

Anadvantageofrecyclingplasticsis

Aareductionintheamountofsolidwaste

Btheuofenergyisincread

Canincreaintheuoflandfillsites

Danincreaintheuofnon-renewableresources

csaremadefromcrudeoil.

Makingplasticcontainersfromrecycledplasticisanexampleof

Acombustion

Bconrvinganon-renewableresource

Cusingarenewableresource

Dusingnanotechnology

N34049A5Turnover

Foodanddrink

istsarerearchingtheuofindicatorlabels.

Thensoronthispackofpearschangescolourasthefruitripens.

Thensorismadeofamaterialthatmustbe

Asoluble

Bsmart

Cananocomposite

Daninsulator

madebytheprocessof

Acombustion

Bdesalination

Cignition

Dfermentation

nglargeamountsofbeercancau

Aclearerthinking

Bantisocialbehaviour

Cimprovedhealth

Dfasterreactions

aiisanemulsion.

Itcontainslecithin.

Lecithinisanemulsifier.

Anemulsifierhas

Aahydrophobicpartonly

Bahydrophilicpartonly

Cneitherahydrophobicnorahydrophilicpart

Dahydrophobicandahydrophilicpart

nsor

N34049A6

Highertiercandidatesstartatquestion17andanswerquestions17to40.

Questions17to24mustbeansweredbyallcandidates:FoundationtierandHighertier

Combustionoffuels

Manyfuelsarehydrocarbons.

tecombustionofhydrocarbonsproduces

Awateronly

Bwaterandcarbondioxide

Ccarbondioxideonly

Dcarbon

Uthefollowinginformationtoanswerquestions18to20.

Carbonmonoxideisformedbytheincompletecombustionofhydrocarbons.

Itisatoxicgas.

monoxideisparticularlydangerousbecauitisdifficulttodetect.

Itisdifficulttodetectbecauitis

Aodourlessandgreenincolour

Bsweetsmellingandgreenincolour

Codourlessandcolourless

Dsweetsmellingandcolourless

ompletecombustionofhydrocarbonsiscaudbyashortageof

Anitrogen

Bcarbondioxide

Chydrogen

Doxygen

monoxideistoxicbecauit

Aisanalkalinegas

Bsoaksintotheskin

Cattacksthelungs

Dlowerstheabilityofthebloodtocarryoxygen

N34049A7Turnover

Skiclothing

Wayneisgoingskiing.

Heiswearingajacket,ahelmetandsunglass.

mesofthesunglassaremadeofFlexon.

Waynebenttheframeofhissunglass.

Theframereturnedtoitsoriginalshapewhenwarmed.

ThisshowsthatFlexonmustbe

Aahydrophobicmaterial

Baplasticmaterial

Camaterialthatreactstoanexternalstimulus

Dametalwithalowmeltingpoint

’sjacketismadeofthreedifferenttypesofmaterial.

•theinnerliningmaterialtakesthemoistureawayfromthebodytotheoutermaterial

•theoutermaterialletswatervapouroutbutpreventswaterfromentering

•thematerialbetweentheinnerandoutermaterialstrapsairtokeepWaynewarm

Whichrowofthetableshowsthenatureandpossiblenameoftheoutermaterial?

natureoftheoutermaterialpossiblenameoftheoutermaterial

A

breathableGore-Tex

B

non-breathableLycra

C

breathableLycra

D

non-breathableGore-Tex

innerlining

materialtrappingair

outermaterial

N34049A8

Uthefollowinginformationtoanswerquestions23and24.

Thetabledescribesfoursyntheticmaterials,A,B,CandD.

materialdescriptionofmaterial

A

stretchable,lightweightandlowstrength

B

slippery,brittleandaveragestrength

C

flexibleandhighstrength

D

thin,looly-packedfibresandlowstrength

fthematerialshasthemostimportantpropertyforthematerialbetweentheinner

andouterlayersofWayne’sjacket?

lmetprotectstheheadfrominjury.

Whichofthematerialshasthemostimportantpropertiesforthematerialoftheoutershell

ofaskihelmet?

TOTALFORFOUNDATIONTIERPAPER:24MARKS

Foundationtiercandidatesdonotansweranymorequestionsafterquestion24.

N34049A9Turnover

Questions25to40mustbeansweredbyHighertiercandidatesonly.

Foundationtiercandidatesdonotanswerquestions25to40.

Skiclothingcontinued

Wayne’sskiequipmentismadeofcarbonfibrewhichisthreetimesstrongerthansteel

andfourtimeslessdenthansteel.

Carbonfibreismostfrequentlyudtomake

Askiglovesandskipoles

Bskisandskipoles

Cskiglovesandskiboots

Dskisandskigloves

Publicopinion

Uthisinformationtoanswerquestions26and27.

Thefollowingheadlineandarticleappearedinanewspaper.

Bio-fuelswillharmtheplanet,MPs(MembersofParliament)saidtoday.

Planstoproducebio-fuelsfromcropsshouldbescrapped,acommitteeofMPssaidtoday.

gcropstomakebio-fuelswillcau

Aanincreaincarbondioxideproduction

Bmorecrudeoiltobeimported

Clesslandtobeavailableforfoodproduction

Dacidrain

herpeoplethinkbio-fuelsshouldbeudbecau

Asuppliesofcrudeoilshouldbeconrved

Bbio-fuelsarenon-renewable

Ctheuofbio-fuelsistotallysustainable

Dbio-fuelscanbemadefromcoal

opleareconcernedabouttheuofnanoparticlesincosmetics.

Thisisbecau

Atheuofsmallparticlesmakesthecosmeticslesxpensive

Bnewmaterialsareusuallyharmful

Cthenanoparticlesmaybeharmfultohealth

Dallproductscontainingnanoparticlescaupollution

N34049A10

Gas

Nitrogenandhydrogenaregasatroomtemperatureandpressure.

Hydrogen,insteadofpetrol,canbeudasafuelinsomecars.

atsourcecannitrogenbeobtainedandwhatisthenameoftheprocessudto

obtainit?

sourcenameofprocess

A

awaterelectrolysis

B

airelectrolysis

C

awaterfractionaldistillation

D

airfractionaldistillation

ethreestatementsabouthydrogen.

1hydrogencanbeproducedfromrenewableandnon-renewableresources

2inafueltankinacar,hydrogengaswouldbestoredatatmosphericpressure

3theproductionofhydrogenrequiresnoenergy

Whichofthestatementsiscorrect?

A1only

B2only

C3only

D2and3only

sthebalancedequationfortheburningofhydrogeninair?

A2H

2

+2O

2

→2H

2

O

BH

2

+O

2

→H

2

O

2

C2H

2

+O

2

→2H

2

O

DH

2

+O→H

2

O

encanbeobtainedfromawater.

Whichgroupofthreesubstancesisalsoobtainedfromawater?

Asodiumhydroxide,nitrogenandpotassiumhydroxide

Bpotassiumhydroxide,chlorineandsodiumchloride

Cpotassiumchloride,oxygenandsodiumhydroxide

Dsodiumchloride,chlorineandsodiumhydroxide

N34049A11Turnover

owofthetableshowstwousofhydrogen?

A

tomakeammoniainfoodpackaging

B

tomakesulphuricacidtomakemargarine

C

tomakesulphuricacidinfoodpackaging

D

tomakeammoniatomakemargarine

Wine

Wineisproducedbyfermentationofthesugarsingrapejuice.

ethreepossibleconditionsforreactions

1theadditionofoxygen

2atemperatureof70°C

3theprenceofyeastandwater

Whichofthearecorrectconditionsforthefermentationofgrapejuicetoformwine?

A1only

B1and2only

C3only

D2and3only

ftheisabalancedequationforafermentationreaction?

AC

2

H

5

OH+3O

2

→2CO

2

+3H

2

O

B2C

2

H

5

OH+2CO

2

→C

6

H

12

O

6

CC

2

H

4

+H

2

O→C

2

H

5

OH

DC

6

H

12

O

6

→2C

2

H

5

OH+2CO

2

ethreestatementsaboutdrinkingalcohol

1alcoholpoisoningcannotresultindeath

2drinkingoneglassofwinewillhavenoeffectonthehumanbody

3drinkingwinecanmakepeoplebehavedifferently

Whichofthestatementsiscorrect?

A1only

B2only

C3only

D2and3only

N34049A12

Crudeoil

Uthisinformationtoanswerquestions37to39.

Thediagramshowsafractionatingcolumnudtoparatecrudeoilintoufulfractions.

fthefollowingstatementsisnotcorrect?

Athehighesttemperatureisatthebottomofthecolumn

Beachfractioncontainsanumberofdifferenthydrocarbons

Cthecompositionofallcrudeoilsisthesame

Dthefractionwiththelowestboilingpointiscollectedfromthetopofthecolumn

leshowsfractions,namesoffractionsandpossibleusofthefractions.

Whichrowofthetableiscorrect?

fractionnameudasfuelfor

AV

gascampingstoves

BW

petrolcars

CX

diellorries

DZ

bitumenships

fractions

U

V

W

X

Y

Z

crudeoil

ingfractionsWandY,whichrowofthetableiscorrect?

eaofignitionofWaveragelengthofcarbonchaininmoleculesinW

A

easierthanYshorterthaninmoleculesinY

B

moredifficultthanYshorterthaninmoleculesinY

C

easierthanYlongerthaninmoleculesinY

D

moredifficultthanYlongerthaninmoleculesinY

containsoctane,C

8

H

18

.

Whichoftheisthebalancedequationforthecompletecombustionofoctane?

AC

8

H

18

+12O

2

→8CO

2

+18H

2

O

B2C

8

H

18

+17O

2

→16CO+18H

2

O

C2C

8

H

18

+25O

2

→16CO

2

+18H

2

O

DC

8

H

18

+12O

2

→8CO

2

+9H

2

O

TOTALFORHIGHERTIERPAPER:24MARKS

END

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