sulit ' 454u1 percubaan spm chemistry peperiksaan

ISULIT

454U1PercubaanSPMChemistry2008Paper Il% hours

' 454u1

PEPERIKSAAN PERCUBAANSIJIL PELAJARAN MALAYSIA

NEGERI PERAK2008

CHEMISTRY

PAPER I

One hour and fifteen minutes

-

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAIIU

1. Kertas soalan ini adalah dalarn dwibahasa

2. Soalan dalam bahasa Inggeris mendahului soalan yang sepadan dalam Bahasa Melalu.

3. Calon dikehendaki membaca makhunat di halaman 16 kerus soalan ini'

,1541/1

Kertas soelan ini mengandungi 16 halaman bercetak

IL iha l sebelahST] I - IT

skema Jawapan: www.banksoalanspm.com

SI'LIT 4S4lll

1 Which of ttre following zubstances contains molecule?Antara bahan berikut, yang manakah terdiri daripada molekul?

A konBesi

B CarbonKarban

C Sodium oxideNatrium ol<sida

D Carbon monoxideKarbon monoksida

2 Tt,re statement below is one of the atomic model theoryPernyataan berikut adalah salah satu leori mrtdel atom

The proton is the positively charged particle in the atom.Prolon adalah zarah bercas posilifdalam suotu atom

Which of the following scientists proposed the tlteo42Antara saintis berikut, siapaktth mencodangkan teori itu?

A John Dalton C E. RutherfordB J.J Thomson D Neils Bohr

3 Which oi the following pairs of molecular foimulae and empirical formulae is mrrtct?

Antara pasangan formula molekul dan formula enpirik berikut yang manakah benar?

Molecular formula Empirical formulaFormula molekul Formula empirik

A CuH,, cH,B C2H4 cH,c H2so4 HSO,D HrO, HrO

4 Helium is chemically inert element. Which of the following explairs this statement?Helium merupakan unsur yeng lengai secctrc kinia.Antara berikut, yang manakah menerangkrtn pernyalaan ini?

A Helium is an element in GrouP 16.Helium merupakan un.gur Kumpulan 16.

B Helium react with any other element.Helium bertindak balas dengan unsur lain.

C Helium has two shells occupied with electron.Heliun mcmpun.yai duo pclolo yang mengandungi elekron.

D Helium has a duplct electron arrangement in is shcll.Heliunt mcmput4'ui susunan eleklron duplct pada pctalanya.

ILihat sebelahSULIT

4511/ l


SULIT

who contributed the Law of octaves in the development of the modem periodic Thble?Siapakah yang menyumbangkan Hukum oktof dalam perkembangan Jadual Berkala

4541/l

moden?A John NewlandsB l,othar Meyer

Table I below shows the electnrnJadual 1 manunjukknn susunan

C Johann DobereinerD Dimitri Mendelecv

arrangement of atom K and atom M.electron atom K dan dtom M

\Vtrat is the formula of theApakah formula dan jenis

Tablc IJadual I

compor.urd and the bond formed between elementikalan bagi sebatian yang terbentuk antara K

K and M?dan M?

Diagram I shor.rs the apparatusRajah I mcnuniukkan se! alat

set-up of an experirnent.radas bagi satu el<sperimer.

Molten Naphthaiene

Diagnm IRajoh I

\\'hen the circuit is completed, the bulb does not light up becauseApabila litar dilengkopkon, tlidapati mcntol tiduk menyala kerana

A the molten naphthalcnc is vapodz-e.le buran naftalena meruap.

B re molten naphthalene is too conccntrated.Ithuran nuftalena tcrlaltt pekul.

C naphthalene exists as ions in llte molten s1a1c.dulant keudaan laburan, rutJiulcnu wujud sebagti i,'tt.

I) naphthalcne exisls zr-s molecules in thc mohen slate.<l,r/unt kcadaan laburart, ttufittlentt wuiud sebagai molcl;ul

151l t l IL ihat se belehSL I . i I -

ElerncntUnsur

Electron arrangementSu"'unan elektron

K 2.4

M 2.8.6

Formula of compoundFormula sebotian

BondIkatan

KM, CovalentB K,M IonicC KM, IonicD K,M Covalent


SULIT

Diagram 2 below shows how copper is purified by electrolysrsRajah 2 menunjukkan bagaimana kuprum ditulenknn secara elehroli.sis-

Pure copper plate

Electrolyte

454yr

IL ihat s tbc lahST' I - IT

Impure copper plate

Diagram 2Rajah 2

Which of the following electrolye is suitable to be used?Elektrolit manakah yang sesuai untuk digunakan?

Hydroctrloric acid solutionLarutan asid hidroklorik

Copper@ sulphate solutionLarutan kuprum(Il) sulfat

Aluminium nitrate solutionLorutan aluminium nitrate

Magnesium sulphate solutionLarutan magnesium sulfat

Which of the following substances is air example of an acid?Antara yang berikut yang manakah merupakan contoh a'sid?

c

D

A SoapSabun

MnegarCuka

A Potassium hydroxideKalium hidroksida

B Distilled water

A MargarineMajerin

l) Sulphuric aoidAsid sulfurik

C CementSimen

Tooth PasteUbat gigi

C F^mmonia.nmn10n ld

D Ammoniun sulphaie.4mmoniunt .sul.fdI

D

10 Which of the following solutions has the pl{ value below 7?

Antara larutan berikut yang manaknh mempunyai nilai pH kurang daripada 7?

C Sodium chlorideNatriLtm klorida

D Sulphuric acid

Air suling

Haber process is the process to produce....

Asid sulfurik

Proses Hober adalah proses untuk menghasilkan...l l

.15{ r /r


: L L I T {5.il/l

12 \\hat is the n)aln colnp(xrent o1'glass'?Apukolt konrponcn trtantu kucal

A Sodium C SilicaB Carbon I) Boron

13 Which of the following statement is thc characteristic of a catalyst?Anlara penyataan bcrikut yang manakah merupakan sifat mangkin?

A Catalyst is spccific in its action.Mangkin bersifat khusus dalam tindakannya

B Catalyst change the quantity of product formec.Mangkin mengubah kuantiti hasil tindak balas.

C Catalyst remains chemically change during a reaction.Mangkin berubah secara kimia semasa tindak balas.

D A large amount of catalyst is needed to achieve a big increase in the nate of reaction.Sejumlah kuantiti mangkin yang banyak diperlukan untuk meningkatkan kadar tindakbalas yang besar.

14 Which of the following is the general formula of an alkane?Manakah fornula am bagi qlkana?

A C H . C C H .

B C"H2^_r D C"H2".rOH

15 An elernent undergoes oidation whenSatu unsur menjalani pengoltsidaan apabila

A it loses oxygenkehilangan oksigen

B it gains electronmenerima elektron

C it loses hydrogenkehilangan hidrogen

D is oxidation number decreasesnombor pengoksidaannya berkurang

16 Which of the following processes absorb heat from the sunoundings?Antara proses berikut yang manakah menyerap haba daripada persekitaran?

I Steam condenses to waterWap terkandensasi kepada air

II The combtution of ethanolPembakaran etancl

III Dissolving ammonium sulphate in waterMelarutkan ammonium sulfat dalam air

ry Thermal decomposition of carbonate saltsPenguraian garam karbonat oleh haba

A I and II onlYB I and III onlYC II and IV onlYD Itr and IV onlY

454lll Pihat sebelahSTJLIT

tr

Iskema Jawapan: www.banksoalanspm.com

STJLIT 454u1

20 Which of the following modem medicines are conectly matched?Manakah antara ubat moden beilatt dipadankan dengan betul?

I Arnlgesic ParacetamolI I Psychotherapeutic InsulinilI Hormone CodeineIV Antibiotic Penicillin

I and II onlyI and IV onlyiI and III onlyIII and IV only

2l Diagram 3 shows a balloon contains helium gas.Rajoh 3 menunjukkan sebiji belon yang mengandungi gas helium

Helium gasGas helium

Diagram 3Rajah 3

Which of the fbllowing diagram shows the an-angement of particles in the ba.lloon?Antaro rajah berikut yang manakah menunjukkan susunon zqrah dalam belan itu?

22 An aiom W has i7 protons, 17 electrons and 16 neutrons.Which of the foilowing is the standard representative for an atom "V?Atom 14/ mempunyai 17 proton, 17 elektron dan 18 neutron,Antara berikul, yung manakah perwakilan pia-,i'ai bagi aiom W?

1 7

t 1 t l

A

BCD

A

DC

34Aw

3 5

w

l 8

ILihat sebelahSLTLTT

1311/l

t l\\ '

t 7


SIJLIT

Table 2 shows the proton number of elements

Which of the following statements is true?

Jadual 2 menunjukkan nombor prolon bagi

Manakah antora pernyatoan berikut adalah

454ltr

P, Q and R.

unsur P, Q dan R.

benar?

what is the formula of the compormd formed lr4ren elemenls

atas, apctkah formula sebatian yang terbentuk bila unsur

t 1

The electronegativity decreases in the onCer P, Q, R

Keelektroneg)fifan berkurang mengikut susunan P' Q' R

B Q and R are good conductors of electricity'

P, Q dan R adolah pengalir elektrik yang baik'

All the elements exist as diatomic molecules'

Semua unsur wujud dalam dwiatom'

The atomic radius decreases in the order P' Q' R'

Jejari otom berkurang mengikul susunan P' Q' R

i 3 1 4 1 5 l 6 l 7 l 8

Refening to the above Periodic Table'

H combine with element N?

Dengan merujuk Jadual Berknla di

H bergabung dengan unsur N?

A N HB NH2c NHrD NH4

25 During the formation of compould between calcium and bromine'

Se^a'=sa pembentukan sebatittn antara kalsium don bromin'

A a calcium atom shares a pair of electron with trvo bromine atoms'

satu atom kalsiun bcrkttng'si sepasang elektron dangdn dua alom brontin'

ll a calcium atonl shalcs t\\o pairs of eleclron *ith tr"'o bromine atoms'

salu alom kalsittn bt'rkttrtgsi tlua pasung eleklron dcngan duo otont hromttl

C a calcium atom clollatcs t\ro electrons to tvo bromine al()n]s

salu olottt kttlsirrnt ntatult'r'nta dutt clektron kepatlo duo ulont bromin

l) a brominc alom alorlillc-\ 1\\1) elcctrons io a calcium al(rll)

.\(1lu (l lonl hrttnttn trtt ' t; ' ic'rrtttt t luu aleklntn kept;da \it l l t Ltlont kqlstunt'

A

C

D

24

sebelahST'LI1 '

Proton NumberNombor prolon

+:\-t I / |II-ih a t


ST]LIT 1 0 454v1

IL ihat sebelahSULIT

30 Which of the following salts are used as fetilizer?Antara garam berikut yang manakah digunakan sebagai baja?

I Ammonium nitrateII Ammonium carbonateIII Ammoniun sulphateIV Ammonium nhosohate

A I andB I andC I , MD I , I I ,

II onlyIV only

and IV onlyIII and IV

3l The graph shows the volume of hydrogen gas produced against time for the reaction bctweenzinc and sulphuric acid.Graf menunjukkan isipadu gas hidrogen yang dibehaskan melawan ma.sa bagitindakbolos antara zink dan asid sulfurik.

Volume ofhydrogengas / cml

Time / second

The gradient of the graph decreases with time becauseKecerunan graf berkurang dengan masa kerana

A catalyst is not used.mangkin tidak digunakan

B volume of mixture decreasesisipadu campuran berkurang

C temperature of reaction decreasessuhu tindak balas berkurang

D concentration of sulphuric acid decreaseskepekotan asid sul"furik berkurang

32 Diagram shows tlie structural lbmrula of iu.r organic comgrund.Rajah menunjukkan formula r'truktur satu sebatian organik.

Y^Ir.'I

I l r c - c H - c H = c H 2

Wlat is thc IUPAC name lor thc cornpound?Apdkuh rutntu IUIUC. bugi schatiun tcrscbul l

A Pcnt- l -cncB 2-methllhut- I -cnc

C l-rnet l rv lbut-3-eneI) i-l-.rcthvlbut- I -ene

1511/ l


STJLIT l l 4541/1

IL ihat sebcla hst Lrl-

33 Ethanol reacts with propanoic acid to produce an ester.What is the name of ester produced?Etanol bertindak balas dengan asid propanoik menghasilkan suatu esterApakah nama ester yang terhasil?

A Ethyl ethanoate C prophyl ethanoateEtil etanoat propil etanoat

B Ethyl propanoate D Prophyl PropanoareEtil Propanoot Propi! Propanoal

34 The equation represents a redox reaction.Persamaan mev,akili satu tindak balas redoks

cl, + 2I<1 ---------------- 1, + 2KCI

The oxidation number of iodine changes llomNombor pengoksidaan iodin berubah dari

A - 2 t o 2 C O t o - lB - 1 t o O D 1 r o - l

35 Metal X is placed between zinc and tin in the electrochemical series.Which of the following metals will be able to protect metal X fiom conosion?Kedudukon logam X dalam siri elektrokimia ialah antara logam zink dan timah.Manakoh antara logam berikut boleh melindungi logam X ciaripada berkarat?

A Copper C AlurniniunKuprum Aluminium

B Lcad D SilvoPlumbum Argentum

36 What is the volume of 0.5 mol of oxygen at room conditions?

i -;

I I mol of gas occupies t]re volume of 24 dm3 at room temperature and pressrue ]Berapokah isipadu 0.5 mol oksigen pada keadaan bilik[ ] nol gas menempati 21 dmi pada suhu dan tekanan bilik J

A 1.2 <imr C 12 dmlB 2.4 dmr D 24 dmr

37 0.20 g of P reacts with 0.l9 g of Q.-What is the empirical fonn,-rla of thc compourd formcd?

IRe la t i ve a tom ic mass : P :40 ; Q : 19 ]0.20 g P bertindok balas dengan 0.19 g Q.Apakah fctrnula empirik bagi sebatian yang terbantuk?f .Ii.sinr arom rtlatif : P,...10 , Q=. l9 l

A PQ a I 'Q:I r P ,Q D P ,Q,

1511t1


STJLIT

38 The following equation shows the combustion reaction of methane, CHo in excess orygen.

Persamaan berikut menunjukkan tindok balas pembokaran metana dalam oksigen herlebihon

CHo(g) + 2o,(g) ) cor(e) + 2H,o( l )

Based on the equation above. calculate the mass of methane needed if 480 cmr of

carbon dioxide is released at room conditions.

I Relative atomic mass : H-l ; C=12 ;I mol of ga-s occupies the volume of 24 dmr at room temperaturc and pressrue l

Berdasarkan persdmaan di atas, hilungkan jisim metana yang diperlukan jika 180 cmt

ksrbon ciioksida dibebaskan pada keadaan bilik

I Jisim atom relatif : H: I , C-, I 2 ,1 mol gas menempati 24 dmt pada suhu dan tekttnan bilik l

A 0 . 3 2 9 C 3 2 g

B 3 . 2 g D 3 2 0 9

39 Which of the following chemical equation is a neutralization reaction?

Antara persamaan kimia berikut yang manokoh merupakan satu tindak balas peneulralan?

A Pb(NOj), + 2KI ) PbI2 + 2KNO3

B H2SO4 + CaO ) CaSOo + HrO

C CaCO, + 2HCl ) CaCl, + CO, + HrO

D Zn + HrSo4 ) ZnSo4 + H2

40 The following chemical eqution shows the reaction between excess sulphuric acid solution with

aqueous tunmonia.Persamaan kimia berikuf menunjukkan tindak balos ontora larulan asid sulfurik dengan

ammonia akueus.

2NH3 (aq) + Hrso4 (aq) ) QrJHo)'So,, (ao)

what is the number of moles of ammonium sulphate salt produced if 200 cmr of 1.5 mol dm'r

ammonia solution is used?Berapakah bilangan mol ammonium sulfal yang terhasil .iika 200 cm3, 1.5 mol dmr larutan

ammonia akueus digunakan ?

A 0.15 mol C 0.03 mol

B 0.30 rnol D 0.015 mol

4l when leadol) nitmre solurion is added to solution X, a white precipitate is formed.

Solution X could be.Apabila lurutan plumbum(ll )nitrat ditanthtthkun kcpatlu larulan X, satu mendakan putih

terbtntuk. Ktmungkinun larutan X ialuh,

A Pollrssirur iodidc C SuJphLuic acid

Kaliutn iotlidu "4 s itl sulurik

B r.\itric acid I) Ciopper(ll) nitrate

,1.; il nirrik KuPrtrnt(ll) nilrul

{5{ l / l l l ' ihal scbelahSULIT

l 2 4541/l

I


sul-rr 13 454ltl

42 P: tT. taken for 2 g of magnesium powder to react completely with excess hydrochloric acidls ) mmutes.What is the average rate of the reaction?Mas<t.1,'ang diambil untuk_ 2 g serbuk magnesium bertindak baras lengkap dengan asidhidroHorik berlebihan ialah 5 minit.Berapakah k1dar purata bagi tindak balas ini?

43 Table 3 shows the volume of oxygen gas released from the decomposition of hydrogen peroxide.Jadual 3 menunjukkan isipadu gas oksigen 1,ang terbebas daripada pnnguioior' hyirog"nperoksida.

A 0.4 g s-rB 0.4 g min-r

C 2.5 g s'rD 2.5 g min-r

6CO, I 6tJl6CO, + 8l l roC + 2 C O r + 3 H , O2CO + 4CO2 + (r l { ,O

Trne / minute t l 2 3 4 5 6Volume of gas / cmr 0 5 1 0 l 3 l 5 l 5 l 5

Table 3.Iadual 3

What is the average rate of the decomposition of hydrogen peroxide for the first two minutes?Berapakah kadar purata penguraian hidrogen perol<sido bagi clua minit pertama?

A 0.08 cm3 min-rB 3.75 cm3 min-rC 5.00 cmr min-lD 15.00 cm3 min')

44 A group of sfr-rdent carried out an experirnent to determine the rate of reaction behveen sodiurnthiosulphate solution and sulphuric acid solution.Which of the following conditions take the shortest time for the mark X to disappear from sighr?Satu kumpulan pelajar telah menjalankan eksperimen untuk menentukan kad'ar tindak balasantara ldruton natrium liosulfot dengan larutan asid sulfurik.Mctnakah keadaan berihi mengambil masa yang paling singkor untuk tanda X tidak kelihatan?

Sodium thiosulphate solutionLarulan natrium tiosulfat

Snlphuric acid solutionLarutan Asid sulfurik Temperatrue

Suhu/ " c

VolumeIsipadu

lcmr

ConcentrationKepekatan/mol dmr

VolumeLsipadu

/cm3

ConcentrationKepekalan/mol dm'l

50 U.J 1 0 1 . 0 3050 0.5 l 0 1 . 050 0.5 t 0 0.5 3050 0.5 l 0 0 .5 40

ABCD

45 Whjch of thc lbllowing is tl.re chcmical cquation for tie complcte combustion of propanol?Manakoh berikut adttloh Pcrsen(nrl tindak bctlos kimia hagi pernbakaran lengkop propar;1!?

A Ctrl t_oHIl 2ct.H?otjc c lH-o t lD 2C.H?OH

.{5,{ I /t

* 5Or+ 9Oi

* 3Oz+ 70,

))

)

lI-ihat sr:h,-,1:r hs ( i _ t1 '


STJ'LIT t 4 4511/l

46 The chemical formula of butanol is C,FIOH.Calculate the percentage composition by mass of carbon in butanol?

[Relative atomic mass : C:121' H:l ;0=16]Formula kimia bagi butanol ialah C Sl,pHHitungkan peratus karbon mengikut jisim dalanr butanol?

[Jisim atom relatif ; C:l2 , H:] ; 0:16l

47 Which of the following is true when a mixture of carbon and coppe(Il) oxide is heated shonglr'?Antara berikut yang manakah benor apabila satu campuran karhon dengan kuprum(ll)okida dipanaskon dengan kuat?

A The oxide ion loses two electronsIon oksida kehilangan dua eleklron

B The oxidation number of carbon increases from 0 to +4Nonbor pengoksidaan karbon bertambah dari 0 ke +4

C The coppe(Il) oxide acts as the reducing agentKuprum(ll) oksida bertindak sebagai agen penurunan

D The copper(ll) ion releases two electronsIon kuprum(ll) melepasktn 2 elektron

A 21.6204B 26.66%

Diagmm 5Rajah 5karboitat.

c 35.14'hD 64.86%

shows the energy level diagram for the heat change of precipitation of calcium carbonate.menunjukkan rajah aras tenaga bagi perubahan haba pemendakan kalsium

Energy

48

Diagam 5F-ajah 5

Which of the following statements is true?Manakah antara pernyatuan beriktit adolah benarl

C

A

I)

Heat is released in the rcactionHaba dibebaskan dalam lindak balas ini.Thc tcmpcraturc of tlrc rnirrure increasesSuhu contpuron me ningkttThe reactmts havc less enerrl than the produclsKandungun tcrutgu lxtltutt tindak hulus lebih randuh d.:ripuda hasil tindak bulus.'

rc cncrgy' absorlx'tl lirr lnxrd bn:aking is lcss than l]tc ,:rtcr-tv rr:le:rscd I]om tite krrd {bmration'li,nuga yrng tli:;crup untuk nremuluskttn ikalutt udoluit !thih rendah .laripudu tetleK(turtg dihaho.skttt tuttuk nentbtntuk ikrttttrt.

I I - ihat s i 'h t la hst r-il'

Ca2*(aq)

,15"{ I /t


SULIT 454ur

49 50 cmj of 1.0 mol dm-r calcium nitrate solution is added to the 50 cm3 of 1.0 mol dmr sodiumcarbonate solution. The temperafure of the mixture decrease about a .C.

What is the decreasing temperanre if 50 cm3 of 0.5 mol dmr calcium nitrate solution is added tothe 50 cmr of 0.5 mol dmr sodium carbonate solution?

50 cmr larulan kalsium nitrat 1.0 mol dntr dicampurkan kepada 50 cmt larutan notriumkarbonat 1.0 mol dn'r. Suhu campuran menurun sehanyak a'C. Berapakah penurunan suhujika 50 cm3 larulan kalsium nitrat 0.5 mol dntj dicctmpurkan kepctda 50 cnJ larutan natriumkarbonat 0.5 mol dn.?

A a " C

B 2a "C

C a o C2

D a " Ci

, : . . t

50 The thermochemical equation below shows a neutralization reaction.Persamoan termokimia di bawah menunjukkan tindak balas peneutralan.

KOH(aq) + I{NO,(aq) + KNO,(aq) + H,O(l) AH : - 57 kJ mol-r

What is the heat change if 2.7 g of water is produced?Apakah perubahan haba sekiranya 2.7 g air dihasilknn?

I Relative atcmic mass : H: 1 ; O: 16 ]

A - 5.70 k.l mol'rB - 8.55 kJ mol-rC - 57.0 kJ mol-lD - 153.9 kJ mol ' r

END OF QUESTION PAPERKERTAS SOALAN TAMAT

l 5

4541/rSUI,II'


sulit ' 454u1 percubaan spm chemistry peperiksaan

Documents