Chemistry Trial Terrenganu 2010

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SULIT 4541/1

JABATAN PELAJARAN NEGER I TERENGGANU

CHEMISTRY

Kertas 1

Ogos2010

1 V 4 jam

PEPERIKSAAN PERCUBAAN

SIJIL PELAJARAN MALAYSIA 2010

1 1 I l I I I I U 1 1 1 1 1 1 1 I I I I I l I I I I I

4541/1

CHEMISTRY

Kertas 1

S atu jam lim a betas m init

JANGAN BUKA KERTAS SO ALAN INI SEH lNGGA DIBERITAH U

1. K ertas in i m engandungi 50 soalan.

2. Jawab semua soalan .

3. T ia p-tia p so ala n d iiku ti o le h empat ja wa pa n, ia itu A, B, C dan D . Bagi setiap soa lan , p il ih satu

jawapan sahaja . H itam kan jawapan anda pada k er ta s jawa pa n o bje ktif yang disediakan.

4. Jika a nd a he nd ak m e nu ka r ja wa pa n, padamkan tanda yang te la h d ib ua t. K e mu dia n hita m ka n

jaw apa n ya ng ba ru.

5 . R aja h yan g m en girin gi soa la n tida k d ilu kis m eng iku t ska la kecu ali d in ya ta kan .

6 . A nda d iben arkan m en ggu naka n ka lku la to r sain tifik: yan g tid ak boleh diprogram.

Disediakan Oleh:

AKRAM NEGERI TERENGGANU

Dihiayai Oleh:

KERAJAAN NEGERI TERENGGANU

TERENGGANU ANJUNG ILMU

Dicetak Oleh:

Percetakan Yayasan Islam Terengganu Sdn. Bhd.

Tel: 609-666 86///665218601 Faks: 609-666 06//10063

Kertas soalan ini m engandungi 23 halaman bereetak

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Peperiksaan Percubaan SPM 2010




SULIT 2 4541/1

1 Diagram 1 shows a model of an atom.

Rajah 1 menunjukkan sa tu m od el a to m.

-..-+- electron

elekiron

nucleus

nukleus

Diagram I

Rajah 1

Who introduced this model?

Sia pa kah y an g m em pe rke nalka n m od el in i?

A John Dalton

B JJ Thomson

C Ernest Rutherford

D Niels Bohr

2 Which of the following chemical formula is correct?

A nta ra fo rm ula kim ia be riku t, y an g m an aka h betu l'l

A MgCI

B KS04

C NaN03

D NH4C03

3 Diagram 2 shows the position of elements W, X, Y and Z in the Periodic Table.

W, X, Y and Z are not the actual symbol of the elements.

Rajah 2 menu nju kk an k ed ud uk an u ns ur -u ns ur W, X, Y dan Z d ala m Ja du al B erka la .W, X, Y dan Z b uka n sim b ol se be na r b ag i u ns ur-u ns ur itu.

r- ,....--

W

X Y

I I ! Z ! I I I I II I I I I I J I I

DIagram 2

Rajah 2Which of the following atom has electron arrangement 2.8.6?

A ntara atom berikut yang m anakah m em punyai susunan elektron 2.8.6?

A W

B XC y

D Z

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SULIT 3

4 Table 1shows the electron arrangement of atoms of elements P, Q, Rand S.

Jadual J m enu njukka n susun an elektron bag i a tom unsu r P, Q, R dan S.

Element Electron arrangementUnsur Susunan elektron

p 2.4

Q 2 . 7

R 2 . 8 . 7

S 2 . 8 . 8 . 2

Table 1

Jadua/J

Which of the following pairs will form an ionic compound?

Amara berikut. yang manokah akan membentuk sebatian ion?

A QandR

B QandS

C RandP

D PandQ

5 Which of the following substances is non electrolyte?

A nta ra ba ha n be riku t, yang manakah bukan elektrolit?

A VinegarCuka

B Ethanol

Etanol

C Copper (U) sulphate solutionLarutan kuprum (II) sui/at

D Sodium chloride molten

L ebu ra n n atriu m kio rid a

6 Which of the following substances ionizes partially in water?

Am ara bahan berikut, yang m anakah m engion separa d i dalam air?

A He}

B NaOH

C CH30H

D CH3COOH

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SULIT 4 4541/1

7 Which of the following salts is prepared using double decomposition method?

A ntara yang bertkut, garam m anakah yang disediakan dengan m enggunokan kaedah

penguraian g and a d ua?

A Copper (II) sulphateKuprum (II) sulfat

B Lead (II) chloride

Plumbum (II) klorida

C Iron (II) nitrate

Ferum (II) nitrat

D Potassium carbonate

Ka lium k ar bo na t

8 The body of an aeroplane is made up of duralumin. What is the main in metal in duralumin?

B ada n ka palterbang dibua t d aripad a duralum in. A pakah lo gam uta ma dalam d ura lu min ?

A Iron

Besi

B Copper

Kuprum

C Aluminium

Aluminium

D Magnesium

magnesium

9 Which factor does not affect the rate of reaction?

F aktor m ana kah yang tidak mempe ng aru hi ka da r tin da k b ala s?

A Volume of reactant

Isipadu bahan tindak balas

B Concentration of reactant

Kepekatan bahan tindak balas

C Temperature of reactant

Suhubahantindakbalas

D Size of solid reactant

Sa iz pepeja l ba han tin dak balas

10 Which of the following substances can coagulate the latex?

A nta ra bahan berikut, ya ng m an aka h bo le h m en ggu mpalkan lateks']

A Sulphur

Sulfur

B Ethanol

Etanol

C Ethanoic acid

Asid etanoik

D Ammonia solution

L ar uta n ammon ia



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SULIT 5 454111

11 What is the oxidation number of chromium in the Cr20,2+ ion?

A pakah nom bor pengoksidaan krom ium da/am ion Cr20l?

A -2

B +2

C +6

D +7

12 Which of the following is an endothermic reaction?

A nta ra y an g beriku t, ya ng m an aka h tin da k ba la s en do term ik?

A HCl+NaOH -+ NaC} + H20

B HC}+ NaHCO 3 -+NaC}+ CO2 + H20

C NaC] + AgN03 -+ AgCl + NaN03

D Zn + CUS04 -+ ZnS04 + Cu

13 Which one of the following medicines is an analgesic?

Amar a u ba t b er ik ut, yang m anakah sua tu analgesik' ?

A Insulin

Insulin

B Penicillin

Penisilin

C Streptomycin

Streptomisin

D Paracetamol

Parasetamol


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SULIT 6 4541/1

14 The diagram 3 shows the change of state of matter.

Rajah 3 men un ju kka n p eru ba ha n ke ad aa n jirim.

- -I--water

Dr

ice DDDOg ProMIsX

>

Diagram 3

Rajah 3

Wh ich ofthe follow in g process is X?

A ntara beriku t ya ng m anakah pro ses X?

A MeltingPeleburan

B BoilingPendidihan

C Freezing

Pembekuan

D Condensation

Kondensasi

15 Wh ich o f the follow in g equation s show s the reaction b etw een zin c an d chlorin e gas?

A nta ra p ersa m aa n be riku t, y an g m an aka h m e nu nju kka n tindak ba las anta ra zink de nga n

g as klo rin ?

A

B

C

D

Zn + CI

Zn + Ch

2Zn + CI

2Zn + Ch

-+ ZnCI

-+ ZnCh

-+ Zn2CI

-+ 2ZnCI

16 Elem ent G is p laced in G roup 14 and Period 2 .

W hat is the proton num ber for atom G?

Unsur G te rle ta k d a/am Kumpu /a n 14 dan Kala 2.

A pakah nom bor proton bag; a tom G?

A 2

B 6

C 14

D 18



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SULIT 7 454111

17 Element X react with oxygen to form a covalent compound.

Which of th e following elements could be X?

Unsur X be rtin da k ba la s d en ga n o ksig en m en gha silka n se ba tia n ko va le n.

A ntara unsur berikut, yang m anakah m ungkin X?

A Carbon

Karbon

B Sodium

Natrium

C Aluminium

Aluminium

D Magnesium

Magnes ium

18 Diagram 4 shows the apparatus set up for the electrolysis of copper (II) sulphate solution.

Rajah 4 me nu nju kka n su su na n ra da s b ag i e le ktro lisis la ru ta n ku pru m (II) sulfat.

carbon electrode

e le le lr od l eo rbon

c oppe r( II ) s ulp ha te s ol ut io n

larutan kuprum(lI) sulfat

Dia gram 4Rajah 4

Which of the following is observed when the current is passed on fOT 10 minutes?

Antara berikut manakah yang diperhattkan apabila arus dialirkan selama 10 minit?

A Brown deposit at electrode P

E napan perang pada elektrod P

B Electrode Q become smaller

Elektrod Q s ema kin ke cilC Bubbles of gas evolve at P

G elem bung gas terbebas di P

D The intensity of blue colour is decreasing

K eam ata n w arn a biru berku ran g

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SULIT 8 4541/1

19 Which of the following substances produce hydrogen gas when react with nitric acid?

Antara bahan berikut, yang manakah membebaskan gas hidrogen apabi/a bertindak bolas

dengan asid nitrik]

I Mg

II Cu

III Zn

IV FeO

A I and II

I dan II

B I and III

I dan II I

C II and IV

II dan IV

D III and NIII dan IV

20 Which of the following is suitable method to prepare copper(U) chloride?

Antara tindak balas berikut yang manakah kaedah yang sesuai untuk menyediakan

kuprum (II) klorida]

A Copper (II) nitrate and hydrochloric acid

Kuprum (II) nitrat dan asid hidroklorik

B Copper and hydrochloric acid

Kuprum dan asid hidroklorik

C Copper (II) oxide and hydrochloric acid

Kuprum (II) oksida dan asid hidroklorik

D Copper (II) carbonate and sodium chloride

Kuprum (II) karbonat dan natrium klorida

21 Diagram 5 shows the reaction involved in the manufacturing of sulphuric acid.

Rajah 5menunjukkan tindak balas yang terlibat dalam pembuatan asid sulfurik:

S ~ Sulp huric A cid

Diagram 5

Rajah 5

Which of the following is the chemical formula for Y?

Antara berikut, manakah formula kimia untuk Y ?

A H2S03

B H2S207

C H 2S04

D H2S20S



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SULIT 9 4541/1

22 Wh ich of the follow in g explain the m ean in g of effective collision ?

A nta ra pem ya ta an beriku t, ya ng m an aka h m en jela ska n m aksu d perla ng ga ra n berkesan ?

A The collision where its en ergy is less th an ac tiv ation en ergy

T in da k b ala s yang te na ga ny a ku ra ng d aripa da te na ga pe ng aktifa n

B The col lis ion t ha t has low ener gy

P erlanggaran yang m em punyai tenaga yang rendah

C The collision that produce the product

P erla ng ga ra n ya ng m en gha silka n ha sil ttn dak bo la s

D The c ollisio n whic h take p la ce b ef or e a reaction

P erla ng ga ra n ya ng berla ku sebelu m sesu atu tin da k bo la s

23 The follow in g equation show s the reaction betw een m agn esium an d copper (II) sulphate.

P ersa ma an beriku t m en un ju kka n tin da k ba la s m ag nesiu m d en ga n ku pru m (II) sulfat.

Mg(s) + CuS04(aq) --+ MgS04(aq) + Cu(s)

Which o f th e fo llowin g sta teme nts is true?

Antara pernyataan berikut, yang manakah benar?

I Magn esium ac t as th e re ducin g ag en t

Ma gn esiu m berfu ng si seba ga i ba ha n pen uru n

II Oxidation number of copper changes from +2 to 0

N om bo r peng oksid aa n ku pru m beru bah d aripa da +2 kepada 0

III Copper (II) io n is re du ce dIo n k up rum (II) di turunkan

IV B lu e c olo ur so lu tio n u nc ha ng ed

Warn a biru la ru ta n tid ak beru ba h

A land II1 dan II

B III and IV

IIIdan IV

C II an d III

IIdan III

D I, II an d III

I, II dan II I

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SULIT 10 4541/1

24 Wh ich o f th e fo llowin g p ro cess w ill p ro du ce eth an ol from eth en e?

A mara proses beriku i, ya ng m anakah a kan m enghasilkan etanol d aripada etena?

A Hydration

Penghidratan

B Precipitation

Pemendakan

C Hydrogenation

Penghidrogenan

D PolymerisationPempolimeran

25 D iag ram 6 is th e en erg y lev el d ia gram fo r th e d ecompo sitio n o f ca lcium ca rb on ate.

Rajah 6 a da la h g am ba r ra ja h a ra s ten ag a ba gi pen gu ra ia n ka lsiu m ka rbo na t.

Energy

Tenaga CaO + COa

AH "" +57 0kJ m ol"

D iagram 6Rajah 6

Wh ich statem en t can be deduced from the diagram 6?

P ern ya ta an m an aka h ya ng bo leh d iru mu ska n d aripa da ra ja h 6?

A Heat is absorbed in the reactionH aba d iserap dalam tin dak balas tersebut

B The reaction is exotherm ic

T in da k ba la s te rse b ut a da la h e kso te rm ik

C Total energy of the reactan t and the products is 570 kJ

Jum lah tenaga ba gi bahan tindak balas d an hasil tind ak ba las a dalah 570 kJ

D The reactan t has m ore energy than the products

B ah an tin da k balas m em pu ny ai le bih te na ga d arip ad a hasil l inda le ba la s

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SULIT 11 4541/1

26 The follow ing equation shows a chem ical reaction .

P ersa ma an berikut m en un ju kka n sa tu tin da k ba la s kim ia .

Fat + Sodium hydrox ide ~ G lycerol + S od ium sa lt

Lemak + Natrium hidroksida -+ Gliserol + Ga ra m n atr iu m

Wh at is th e n am e of reaction ?

A pakah nam a tindak balas ini?

A Neutralisation

Peneutralan

B Esterification

Penges teran

C Saponification

Saponif ikasi

D Fermentat ion

Penapa ian

27 The graph in diagram 7 shows the heating curve of substance X . The m elting poin t of

substan ce X is 11 9°C .

G ro f d ala m ra ja h 7m enunjukkan lengkungan pem anasan bag i bahan X Taka t lebur bag i

bahan X ada lah 119°C.

Temperature

wvAlL

oC444

119

y

x

u t32 til-

timel minute

ma sa t m in ilDiagram 7

Rajah 7

Wh ich part of graph labeled T, U , V , W , X and Y , th e substance X ex ist a s so lid a nd liq uid ?

B aha gia n m an aka h pa da graf T, U , V , W , X dan Y,bahan X wujud d a/a m /c ea da an

p ep eja l d an c ec air?

A Between T a nd U

Di antara T dan U

B Between U and Vo t antara U dan V

C Between V and W

Di antara V dan W

D Between W and X

Di antara W dan X


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SULIT 12 454111

28 Which of the following statements about 600 em' of oxygen gas is true?

[ Avogadro' s constant: 6.02 xI23 mol' I, Molar volume of gas =24 dm3at room condition,

Relative atomic mass: 0=16]

A nta ra pem ya ta an ten ta ng 600 cm3g as o ksig en be riku t, y an g m ana ka h be nd ]

[Pemalar Avogadro: 6.02 xl023 mol"; Is ipa du m ola r g as =24 dm' p ad a ke ad aa n b ilik, Jisim

a tom r el at if : 0 = 16]

Its mass 0.8 g

Jis imnya 0.8 g

II Contains 1.505 x 1022ions

Mengandung i 1.505 x 1022

io n

III Contains 1.505 x 1022molecules

Mengandung i 1.505 x 1022

moleku l

IV Contains 0.25 mol of oxygen gas

Mengandung i 0.25 mol g as o ks ig en

A I and III dan II

B I and III

I dan II I

C II and NII dan IV

D IllandN

III dan IV

29 Diagram 8 shows the position of element Q and R in the Periodic Table.

Q and R are not the actual symbol of the elements.

Rajah 8 me nu nju kka n ke du du ka n u nsu r Q dan R d alam Ja du al Berkala.

Q dan R bu ka n sim bo l sebe na r bag i u nsu r-u nsu r itu .

r- -

Q R

! ! I ! t I I L JI I I I I I I I I

Diagram 8

Rajah 8

Which of the following statements is true about the properties of elements?

A nta ra pe rn ya ta an be riku t, y an g m an aka h ben ar te nta ng sifa t u nsu r-u nsu r te rse bu t?

A Number of shell containing electrons is not same

B ila nga n pe ta la m en ga nd un gi e le ktro n tid ak sa ma

B Atomic size of atom Q is bigger than atom R

Sa iz a tom bag i a tom Q lebih besa r d aripa da a to m R

C Atom Q is more electronegative than atom R

Atom Q le bih e le ktro ne ga tif d ar ip ad a a to m R

D Atom R is more easy to release valence electron

Atom R le bih s en an g membu an g e le ktr on v ole ns

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SULIT 13 4541/1

30 Wh ich statem en t is true ab out the reaction of a m agn esium atom w ith flu orin e m olecu le

to fo rm m a gn esium flu orid e?

[Proton num ber: F = 9, M g = 12]

P ern ya ta an m an aka h ya ng be na r te ntan g tin da k bala s ato m m agn esiu m d eng an m ole ku l flo rin

untuk m embe ntu k ma gn es ium florida?

[N om bo r p ro to n: F""'9, Mg = 1 2]

A O ne m agn esium atom don ates on e electron to o ne fluorin e atom

Satu ato m m agn esiu m m en d e rm a sa tu e le ctron kepada s atu a tom flo rin

B O ne m agn esium atom don ates tw o electron to tw o fluorin e atom s

Satu a to m m agn esiu m m en derm a dua e le ctro n ke pa da d ua atom florin

C O ne m agn esium atom shares on e electron w ith on e fluorin e atomSatu a tom ma gn es ium berkongsi sa tu ele ctro n d en ga n sa tu atom florin

D O ne m agn esium atom shares tw o electron s w ith tw o fluorin e atom s

Sa tu a tom m agnesium berkongsi dua elec tron dengan dua a tom jlorin

31 Con ce ntr ate d so lu tio n o f p ota ss ium c hlo rid e is e le ctr oly ze d u sin g c ar bo n e le ctr od es .

W h ich of the fo llow in g is the half eq uatio n fo r the reaction at an ode an d cath ode?

Sa tu la ru ta n a ku eu s ka liu m klo rid a pe ka t d ie le ktro lisis ka n m e ng gu na ka n e le ktro d

carbon . A ntara beriku t, yang m anakah setengah persam aan bag; tindak ba las yangberlaku di anod dan katod ?

Cathode

katodAnode

anod

A K+ + e -7 K 2Cr -7 Cl, + 2e

B 2Ir + 2e -7 H2 2Cr -? Cb + 2e

C 2W + 2e -7 H2 40H' -? 2H 20 + O 2 + 4e

D K+ + e -? K 40H" -? 2H20 + O2 + 4e

32 Salt X is decom posed by stron g heating. The residue is brow n w hen hot and yellow w hen cold.W hat is X ?

Garam X teru ra i a pa bila dipa na skan d en ga n ku at. B akiny a be rw arn a pe ra ng ke tika pa na s d an

k un in g k etik a s eju k

ApakahX?

A Copper ( II) n itr ate

Kuprum (II) nitrat

B Zin c c ar bon at e

Z in k ka rb on at

C Zin c n itr at eZ in k n itr at

D Lead ( II) n it ra te

Plumbum (II) nitrat

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SULIT 14 454111

33 Table 2 shows the information of alkali X and Y.

Ja du a/2 m enu nju kka n m aklum at ten ta ng a lka li X dan Y .

AlkaliX Y

Alkali

Concentration (mol dm'~ 0.1 0.11repekatan(moldm~

Ionization in watercompletely partially

Peng ionan d i dalam air

Table 2

Jadual2

Which of the following statements is true of the alkali?

Antara pernyataan berikut, yang manakah benar tentang alkali itu]

A pH values of X is higher than Y

Nila; pH bag; X l eb ih t in g gi daripada Y

B pH values of X is lower than Y

Nilai pH bagi X lebih rendah daripada Y

C Number of moles hydrogen ions of X is higher than Y

Bilangan mol ion hydrogen X lebib tinggi daripada Y

D Number of moles hydroxide ions of X is lower than Y

Bilangan mol ion hidroksida X lebih rendah daripada Y

34 Which of the following is a composite material?Amara yang berikut, manakah bahan komposit?

A Polythene

Politena

B Fiber optic

Gentian optik

C Stainless steel

Kelul i

D CeramicSeramik



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SULIT 15 4541/1

35 Diagram 9 shows the apparatus set up for an experiment to determine the rate of reaction

between sodium thiosulphate and sulphuric acid.

Rajah 9 m enunjukkan susunan radas bag; eksperim en un tuk m enentukan kadar tindak ba las

a nta ra n atriu m tio su lfa t d an a sid su lfu rik:

Sodium thiosulphate solution + hydrochloric acid

L aru ta n n atr iu m tio su lja t + asid hidroklorik

~i<-- __ White paper

Ke r ta s p u ti h

Cross mark

Tand a pa ng ka h

Diagram 9

Rajah 9

Which of following techniques is the most suitable to determine the rate of reaction?

A ntara tekn ik beriku t, yang m anakah pa ling sesua i un tuk m enen tukan kadar bo las itu?

A Record the time as soon as precipitate is formed

M e nca ta t m asa se ba ik sa ha ja m en do ka n m ula terben tu k

B Record the time taken to obtain the maximum temperature

M enca ta t m asa un tuk m endapa tkan suhu m aksim um

C Record the time as soon as the cross mark cannot be seen

Me nc ata t m a sa se ba ik-sa ho ja ta nd a p an gka h tid ak ke lih ata n

D Record the time taken for the change the pressure

M enca ta t m asa bag; perubahan tekanan

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SULIT 16 4541/1

36 Diagram 10 shows the structural formula of an ester.

Rajah 10 me nu nju kka n fo rm u la str uktu r s ua tu e ste r.

o

IICH3- C- 0- CH2 - CH2 - CH)

Diagram 10

Rajah 10

Which of the following acid and alcohol will react to produce the ester?

Antara as id d an a lk oh ol berikut, yang manakah akan bertindak bolas untuk menghasilkan

e ste r itu ?

Acid Alcohol

Asid Alkohol

A Ethanoic Propanol

Etanoik propanol

B Propanoic Ethanol

Propanoik Etano l

C Pentanoic Methanol

Pentanoik Me tano l

D Methanoic Pentanol

M etano ik Pen tano l

37 The complete combustion on mole propanol C3H70H, produces 2010 kJ of heat. Calculate the

mass of propanol, C3H 70H needed to bum completely in oxygen in order to raise the temperature of

250 em' of water by 31°C.

[Specific heat capacity of a solution = 4.2 J g-] °el;Molar mass of C3H7 OH =60 g morl]

P em ba ka ra n sem pu rna ba gi 1m ol propano l, C 3H 70H , m e ng ha silka n 2010 kJ h ab a. K ir a jis im

propanol, C3H70H yang diperlukan untuk memba ka r le ng ka p d ala m oksigen bag ; men ingka tkan

suhu 250 em 3 a ir seba ny ak 31 °C .

[M u ata n ha ba te ntu la ru ta n = 4. 2 J g-' Del; Jisim M o la r C3H7 OH = ::6 0g mol"]

A 0.74 g

B 0.78 g

C 0.97 g

D 1.95 g


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SULIT 17 4541/1

38 D iagram II shows the set up of apparatus to in ve stig ate e le ctro ch em ic al c orro sio n o f

a n iro n.

Rajah 11 m enunjukka n susu nan radas ba gi m en gkaji peng arata n besi secara elektrokim ia.

Jelly + Potassium hexacyanoferrate (ill)

Agar-agar + kalium heksasianofer ra: (III)

Iron nail

P aku besi

' , . . l < ; o I - - - Metal XlogamX

Diagram II

Rajah 11

Wh ic h of the fo llo win g m eta ls is suitab le X to speed up the corrosion process of the ironnail?

Antara logam b ertku t y an g m a na ka h paling s esu ai b ag ; X u ntu k m em pe rc ep atka n proses

pengaratan paku besil

A SilverArgen tum

B Magnesium

magnesium

C Copper

Kuprum

D ZincZink

39 The sting of an ant con tains m ethanoic acid. W h ich of the follow in g substan ces is the m ost

suitable to be applied to treat an t stin g?

Senga: sem ut m engandung i asid m etano ik. A ntara bahan beriku t, yang m anakah pa ling

sesuai untuk merawat gigitan semut?

A Vinegar

Cuka

B Tooth p as teUbat gigi

C Ethanol

Etanol

D C ook in g o ilMinyok masak


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SULIT 18

40 W hich of th e fo llowin g p artic le c on ta in s 1 0 e le ctro ns?

[P ro to n n umb er: A I= 1 3,N a = l l, N e= IO J

A nta ra sa ra h be riku t, yang mana ka h m e ng an du n gi 10 elektron?

[NQmho r p ro to n : Alel3, N a= 11, N e= Itl]

I Ne

II Na+

III Ae+

N Al

A I, II and III

I, II dan III

B I, llandIV1 , I I dan IV

C 1, III and IV

I , II I dan IV

D n, III and IV

II, III dan IV

41 A sam ple of ox ide of m etal X con tains 2 .07g of X m etal and 0 .32 g of oxygen .Wh at is the em pirical form ula of the com poun d?[Relative atomic m ass: X -;:207,0=16 ]

Satu co nto h okstda log am X mengandungi 2.07g l ogam X dan 0.32g oksigen.Apakahformula empirik bag i s eba t ian itu?

[ Jis im a tom r ela tif: X=207 , 0"" '16J

A XO

B X02

C XzO

D X2~

4541/1


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SULIT 19

42 D iagram 12 shows the electron arrangem ent of ion J2 +

Rajah 12 m en un jukkan su sun an elektron bag i io n J2 +

2+

Diagram 12

Rajah 12

W hat is the Period and Group of element J in th e P erio dic T ab le ?

Apakah K ala dan K um pulan bag i unsur J d olam Ja du al B er ka /a ?

A

B

C

D

Period Group

Kala Kumpulan

2 2

2 1 8

3 1 8

3 2

43 C om poun d X has the follow in g pro perties.Sebatian X mempunyai stfas-sifat berikut.

• Melting poin t 800°CTakat lebur pada 800°C

• Soluble in waterLana do lam air

• C onduct electricity in aqueous solutionMengkonduksi arus elektrik do/am larutan akueus

What is X?

Apokah X?

A GlucoseGlukosa

B Naphthalene

Noftalena

C Lea d (II) b romid e

Plumbum (II) bromida

D Sodium chlo ri de

Natrium klorida

454111


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SULIT 20 4541/1

44 D iagram 13 shows the set-up of apparatus for an experim ent to construct the Electrochemical

Series by m easuring the potential difference of a few pairs of copper and m etal M in a sim ple

voltaic cell usin g t.O m ol dm " copper (II) s ulp ha te s olu tio n a s a n e le ctr oly te .

Rajah 13m en un jukka n rad as ba g; ekperim en un /u k m em bin a siri elektrokim ia den ga n

menentukan beza upaya pasangan kuprum dan logam M dalam sel voltan ringkasm en gg un aka n ku prum (II) sU lfa t 1 .0 m ol d m-Jse ba ga i elektro lit.

LogamM

Copper - __

kuprum

Copp er ( II) s ul ph ate solution --+-=IL;-.

L aru ta n ku pr um ( II) su (ta t

D iagram 13

Rajah 13

The result gained is shown in the table 3

Keputusan eksperimen ditunjukkan dalam jadual 3

Cell

I

Metal pairsVoltage celli V Negative terminal

Pm 'u ng an lo gamSelCufM

VoltanlV Term ina l n ega ti f--

P CufFe 0.8Iron. Fe

I Besi, F e

Q Cui A l 2 .1A lum in ium , A t

-- A lum in ium , A l

R CufMg I 2 . 7Magnesium, Mg

I Magn esium, MK

S Cu/Zn l.lZinc. Zn

Zin k; Zn

Table 3

Jadual3Wh ich of the follow in g is the electrochem ical series in ascen din g order?

Am ara yang beriku t, yang m anakah siri e lektrokim ia dalam susunan m enaik?

A A t, M g. Zn, ce, Fe

B Mg. A I, Zn,Fe, Cu

C Cu, ze, Fe, A i, Mg

D Cu, Fe, ze, AI, Mg

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SULIT 21 454111

45 40 em' of 1.0 mol dm" hydrochloric acid is neutralized by 25cm3of barium hydroxide solution

What is the molarity of barium hydroxide?

40 cm3 asid hidroklorik 1.0 mol dm" dineutralkan oleh 25cm3larutan barium hidroksida.

Berapakah kemolaran larutan barium hidroksidat

A 0.625 mol dm"

B 0.800 mol dm"

C 1.600 mol dm?

D 3.500 mol dm-3

46 The following equation shows the reaction between magnesium oxide and hydrochloric acid.

Persamaan berikut menunjukkan tindak balas magnesium oksida dengan asid hidroklorik:

MgO + 2HCl

What is the mass of ma~nesium chloride produced when excess magnesium oxide react with

100 em' of 0.5 mol dm ' hydrochloric acid.

[Relative atomic mass: Mg = 24, Cl = 35.5]

Berapakah jisim magnesium klorida yang terhasil apabila magnesium oksida berlebihan

bertindak balas dengan 100 crrr ' of 0.5 mol dm-3asid hidroklorikt

[Jisim atom relatif: Mg =24, CI ""35.5]

A 0.050 g

B 2.375 g

C 4.750 g

D 9.500 g

47 The following information is about a reaction.

Maklumat berikut adalah tentang suatu tindak balas.

• Ituses vanadium (V) oxide as catalyst

Menggunakan vanadium (V) oksida sebagai mangkin

• The product of the reaction is acidic when dissolved in water

Hasil tindak balas bersifat asid apabila larut dalam air

Based on this information what is the equation for the reaction?

Berdasarkan maklumat ini, apakah persamaan tindok balas ini?

C

D

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SULIT 22 454111

48 The curve II in diagram 14 is produced from a reaction between 5 g of powdered marble

with 100 em' of hydrochloric acid 0.5 mol dm-3•

Lengkung II dalam rajah 14 diperoleh daripada tindak balas antara 5 g serbuk marmar

dengan 100 em3asid hidroklorik 0.5 mol dm-

3•

Volume CO2!m3

lsipadu CO/em3

2v

v

_- CurveH

L en gku ng II

Curve I

Lengkungl

Time/s

Masa/ siagram 14

Rajah 14

Which of the following reaction will produced Curve I?Antara tindak balas berikut, yang manakah akan menghasilkan Lengkung I?

A 5 g marble chip is added to 100 em" hydrochloric acid 1mol dm-3•

5g ketulan marmar ditambah 100 em' hidroklorik asid J mol dm .3.

B 5 g powdered marble is added to 100 em' hydrochloric acid lmol dm,3.

5g serbuk marmar ditambah 100 em' hidroklorik asid 1mol dm" .

C 5 g marble chip is added to 50 em' hydrochloric acid 2 mol dm,3.

5 g ketulan marmar ditambah 50 em' hidroklorik asid2 mol dm-3•

D 5 g powdered marble is added to 25 ern' hydrochloric acid lmol dm".5 g serbuk marmar ditambah 25 em3 hidroklorik asid 1mol dm·3•

49 The following chemical equation shows the combustion of ethene gas.

Persamaan kimia berikut menunjukkan pembakaran bagi gas elena.

C2lit + 302 • 2C02 + 2H20

2.8 g ethene is burnt completely in excess oxygen.

What is the volume of carbon dioxide produced at room temperature?[ Molar mass of C2lit = 28 g mol"; Molar volume of gas at room temperature=24 dm3 mol"]

2.8g elena terbakar lengkap di dalam oksigen berlebihan.

Berapakah isipadu gas karbon dioksida yang dihasilkan pada suhu bilik?

[ Jisim molar C2H4=28 g mol"; Isipadu molar gas pada suhu bili k =24 dm' mol"]

A 0.24dm3

B 0.48 dm3

C 2.40 dm3

D 4.80dm3



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SULIT 23 4541/1

50 D ia gram 1 5 shows th e set-u p o f ap paratu s to in vestig ate th e red ox reactio n in vo lv in g tran sfer

o f ele ctro n a t a d ista nce .

Rajah 15menu nju kka n s us un an radas untuk mengkaj i tindak balas redoks yang melibatkan

pemindahan elektron pada satu jarak.

------ Carbon YElektrod Y

Carbon X --+

karbon X

Solu tio n P

Larutan P

D ilu te s ulp hu ric a cidA sid su lfu rik c air

Solution Q

Larutan Q

D iagram 15Rajah 15

W hat are the solutions of P and Q, w hich w ill produce electron flow from carbon Y to carbon

X th ro ug h th e e xte rn al c irc uit?

Apakah larutan P dan Q yang akan menghasilkan elektron mengalir dari karbon Y ke karbon

X me la lu i l it ar luar?

c

S ola tion P Solut ion Q

LarutanP LarutanQ

Iron (II) sulphate solution Potassium iodide solutionLarutan ferum (II) sulfat Larutan kalium iodida

Ac id if ied po ta ss ium manganatefVfl) solution B rom in e w ate r

Larutan kalium manganat (VII) berasid Air bromin

B rom in e w ate r Pota ss ium iodid e s olu tio nAir bromin Larutan kalium iodida

I ro n ( II) s ulp ha te s olu tio n

Acid ifie d p ota ssium d ich romate (V I )

solutionLarutan ferum (II) sulfatLarutan kalium dikromat (VI) berasid

A

B

D

END O F Q UES TIO N PAPER

KERTAS SOALAN TAMAT


SULIT




NAMA: ,. .

TINGKA TAN: .

.JABATANPELA.JARAN NEGERI TERENGGANU

Peperiksaan Percubaan

SIJIL PELAJARAN MALAYSIA 201.0CHEMISTRYKertas2

Ogos20102 li z jam

4541/2

I I I I I I I I I I I I I I I I ~ I I I

Dua jam tiga puluh minit

JANGAN BUKA KERTAS SOALAN INI SEIDNGGA DIBERITAHU

l. Tulis n am a dan tingkatan anda pada r ua ng an yan gdisediakan di atas.

2. Kertassoalan ini adalah dalam dwiballasa.

3. Soalan dalam Bahasa Inggeris mendahului soalan yang

sepadan dalam Bahasa Melayu .

4. Calon dibenarkan menjawab keseluruhan atau sebahagian

soalan sam a ada dalam Bahasa Inggeris atau Bahasa

Melayu .

5. Calon dikehendaki membaca maklumat di halaman

belakang kertas soalan ini

Untuk Kegunaan Pemeriksa

Bahagian SoalanMarkahdiperoleh

1

2

3A

4--

5

6

7B

8

9C

10

JUMLAH

Disediakan Oleh:


Dibiayai Oleh:



Dicetak Oleh:


Tel: 609-666 86II1665218601 Faks: 609-666 06III0063

Ker ta s soa lan in i mengandungi 2l halaman bercetak .

4541/2 © Hak Cipta JPNTTRIAL SPM 2010

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SULIT 2 4541/2

Section A

[ 60 ma rk s}

Answer all questions in this section.

Jawab s emua so alo n d ola m ba ha gia n ini.

1 Table 1shows the proton number, number of electron and number of neutron of particles of

elements X, Y and Z.

X , Y and Z do not represent the actual symbol of the elements.

Jadual t m enun ju kkan n om bo r proton, bilan gan elektron d an bila nga n n eutron ba gi zorah u nsur X.

Y dan Z .

X , Y dan Z hukanlah mewakil i s imbol uns ur s ebenar .

Particle Proton number Number of electron Number of neutron

Zarah Nombor p ro to n Bilangan elektron Bilangan neutron

X 6 6 8

Y 7 7 7

Z 11 10 12

Table I J adual I

(a) What is meant by proton number?

Apakah yang dimaksudkan dengan nom bar proton?

[1 mark}

(b) State which subatomic particle that is the lightest.

Nyatakan sarah subatom yang paling ringan.

(I mark]

(c) W is an isotope of X.W ialah isotop bagi X

(i) State the number of proton ofW.

Nyaiakan bila ng an pro to n ba gi W .

...... •..• • ........• "~ " "•1 .-•~ " ~ 0 I I· ..

[1 mark ]

(ii) Does W have the same chemical properties with X? Give a reason.

Adakah W mempunyai stfa: kimia yang sama dengan X? Beri sam sebab .

.. .. , , :0 ~ .I t ~ , " '" ..

.. • .. .. .. .. .. .. .. .. .. .. .. .. • .- 't ~ J , 4- J .

[2 marks]

4541/2 © Hak Cipta JPNT

TRIAL SPM 2010

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SUUT 3 4541/2

(d ) 0) What is th e n ucleo n n umber o fY ?Apa ka h n ombo r n ukle on ba g; Y ?

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . , , ; , 1 1 ' ~ , " . .

[1 mark ]

(ii) D raw th e a tomic stru ctu re o f Y .

Luki skan s tr uk tu r a tombag i Y .

[1 mark ]

(e ) (i) Wr ite th e elec tro n a rra ng emen t o f p article Z .

Tuliskan susunan e le kt ro n bag i z ar ah Z.

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ,. . . . . .(1 mark]

(ii) State the cha rge o f par ti cle Z .Nyata/can c as b ag i za ra h Z.

'" , I , a·a .

lImoI'kl

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SULIT4541/2 © Hak Cipta JPNT

TR IAL SPM 201 0



SULIT 4 4541/2

1 (a ) The reaction between me ta l Q and acid X can be represented by chem ic al e qu atio n b elow .

Tindak balas an tara log am Q dan a sid X boleh diwa kili oleh persam aan kim ia di baw ah.

(i) S uggest an acid of X an d ion ic com poun d ofQX2•

Cad angkan satu asid X d an seba tia n io nik QX 2•

Acid X:AsidX : .

Ion ic com pound Q X2:

S eba tia n io nik QX2 , ..

[2 marks]

(ii) B ased on th e equ atio n, c om plete the sta tem en t b elow ;

........... , mol of Q react with mol of HX to produce

..................... mot ofQX2 an d mol ofH2•

Berdasarkan persamaan, lengkapkan pernyataan di bawah :

..................... m ol Q b ertin da k ba la s d en ga n mol HX

menghasilkan: mol QX 2 dan mol H~.

[1 mark]

(b) Table below shows an experiment to investigate the effect of heat on copper(II) carbonate.

Jadual di bawah m enunjukkan satu eksperim en untuk m engkaji kesan haba Ir e a la s k up rum (11)

karbonai.

Diagram

Gambar rajah

ProcedureProsedur

C op per (II) ca rbo nate is

heated an d the gas produced

is p asse d th ro ug h lim e water.

PanaskanKuprum (11) karbonat

dipa naskan da n gas yang

terha sil d ia lirka n m ela lu i a ir

kapur.

ObservationPemerhatian

Gre en so lid tu rn s b la ck .

The lime water turns

milky.

Pepejal hijau menjadi

hitam.

A ir ka pu r m en ja di

keruh.


TRIAL SPM 2010

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SULIT




SULIT 5 4541/2

Bas ed o n th e e xp er im en t:

Berdasarkan eksperimen terse bu t :

(i) s ta te th e name of th e p roducts fo rmed.

nyatokan nam a bagi ba sil tindak balas yang terbentuk:

[1 mark]

(ii) write a c hem ic al e qu atio n fo r th e re ac tio n.

tu liska n sa tu pe rsa ma an kim ia ba gi tin da k ha la s te rse bu t.

[1 mark]

(c) The fo llowin g e qu atio n is no t ba lanced .

Persamaan di ba wa h a da la h tid ak se im ba ng .

I N.,SO, + BaC!, . . + NaCl

(i) Wr ite th e b alan ced eq ua tio n fo r th e rea ctio n.

tu liskan persam aan yang seim bang bag; tindak balas terse but.

[1 mark]

(ii) C alculate the m ass of barium sulphate form ed w hen 500 em " of 1 m ol dm" sodium

s ulp ha te s olu tio n is re acte d c omp letely w ith b arium ch lo rid e s olu tio n.H itun gkan jisim bariu m sulfat yan g terbentuk apa bila 500 em ' la ru ta n n atr ium su lfa t 1

mol dm" be rtin da k ba la s le ng ka p d en ga n la ru ta n ba riu m klo rid a.

[ R elative atom ic m ass / Jisim a tom r ela ti f: 0= = 16; S;:: 32; Ba = 137 ]

[3 marks ]


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SULIT 6 454112

3 D iagram 3.1 shows a chemical cell.

Rajah 3. 1 m en un ju klra n sa tu sel kim ia .

Z in c s ulp ha te s olu tio n

L aru ta n zin k su lfa t

~----A}':OO+I-+-- Coppe r( lI) s ulp ha te s olu tio n

La ru ta n k up rum (l J) sUlfat

Diagram I Rajah 3. 1

(a ) (i) State the nam e of apparatus A .

N yatakan nam a bag; radas A

• · • • • • 0 1 , ; .

[1 mark]

(ii) Wha t is th e function of apparatus in (a ) (i).

Apalcahjungsi radas dellam (a) (i).

. . . . . . . . . . . . . . . . . . . . . . . . 1 0 •• • • • • • • • • .• • • • • • • • , • • • • • • • • " t,

[1 mark ]

(b ) (i) S tate on e observ ation at the zin c plate.

N ya ta lca n satu pem erha tia n pa da kepin ga n zin k .

................. ., .

[1 mark ]

(ii) Write the half equation for the reaction that occurs at the zin c plate.

Tu ll skan setengah per samaan bagi tin da k bola s y an g b erla ku pad a k ep in ga n zin k;

• • • • • . " ' . , , , 1 - " .

[ 1 mark]

(c) W hat is the type of reaction occur at copper plate.

A pa ka hjen is tin da k' bo la s ya ng berla ku pa da keping an ku pru m.

............................ " t , '" " , .....• " ", " " " ..

[1 m a rk ]

(d) D raw the flow of electron in D iagram 3.1.

L ukiska n a ra hpen ga liran elektro n pa da R qja h 3.1 .

[1 m a l '1 c ]


TRIAL SPM 2010

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SULIT 7 4541/2

(e) T he copper plate in the chem ical cell abov e is replaced by m agn esium m etal an d copper(ll)

sulp hate so lutio n is replace d by m ag nesium sulph ate solu tio n.

Kepin ga n ku pr um dalam sci kim ia d i alas d itukar dengan logam m agnesium dan laruum

kuprum (II) su lfa t d itu ka r d en ga n la ru ta n m ag ne siu m su lfa t.

(i) Wha t will happen to the direction of electron flow ?

A paka h yan g alum be rlaku ke pad a a rah pe nga liran e le ktron?

[1 mark]

(ii) G ive a reason for your an sw er.

B erika n sa tu sebab u ntukja wa pa n an da.

[1 mark ]

(1 ) A nother experim ent is carried out by replacing the zinc plate w ith m etal P an d Q.

T ab le 3.2 shows th e results.

Sa tu e ksp erim en la in dijalankan de nga n m en gg antika n ke ping an zink den ga n log am P dan Q.

Ja du al3.2 m e nu nju kka n ke pu tu sa n y an g te la h d ipe ro le hi.

Pair of metal Voltage IV Negative terminal

Pasangan logam VoltanlV Terminal negatif

Pand Cu 2 . 0 P

QandCu 0.5 Q

Table I Jadua l3 .2

(i) A rran ge m etals P , Q a nd C u in a sc en din g o rd er o f e le ctro po sitiv ity .

S us un ka n lo gam P, Q dan Cu meng iku t te rtib m e na ik ke ele ktr op os itifa n .

... , , ~ .4 ~ ~ I ~, .- ,I ,.."41 , , " , ! .- ~ ,. t .." , .." " .

[I mark]

(ii) P re dic t th e v olta ge fo r c hem ic al cell using pair of m etal P and Q.

Ramalkan voltan bagi sel kimia yan g m en gg una kan pasa nga n loga m P dan Q.

[1 mark ]


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SULIT 8 4541/2

4 Table 4 shows concentration and pH value of three solutions.

Jadu al A m enu njukka n kepekata n da n nilai pH b ag ; tig a la na an .

-Solution Sulp hu ric a cid Ethanoic acid Sodium hydroxideLorman As id s u lf io ik ' E tano ik ; a s id Na tr ium h id ro ks id a

-Concentration

0.5 mol dm? 0.5 mol dm" X mol dm"Kepekatan

pH v alu e1 5 13

NilaipH

Table I Jadual A

(a) Sodium hydroxide is a strong alkali. W hat is the m eaning of strong alkali?

N atrium hidro ksida ialah alkali ku at. A pa kah y ang dim oksu dkan deng an alkali kuat?

[1 m a rk ]

(b) (i) W hich of the so lu tio n in T ab le 4 has the highest con cen tration of hy drogen ion s?

Larutan m anakah dalam Jadua l4 m em punya i kepekatan ion hidrogen y an g pal in g

tinggi?

,~ ~.." l"" ..I0._'''''.''.'''''''1''''.''.''.''~.'~'''.'' ~ , f' .

[1 m ark ]

(ii) Exp la in y ou r a nsw er.Ter angkan jawapan anda .

" , s ,. ~ ,. " , , " " ~!' . . ~ ..

[1 m a rk ]

(c) A student carried out an experiment to determ ine the X value. In the experim ent. 20 cm ~ of

sulphuric acid in Table 4 is used to n eutralize 25 em ' of sodium hydroxide solution usin g

ti tr at ion me thod .

Se ora ng pe lo ja r te la h m en ja la nka n e kspe rim en umuk mene ntu ka n n ila i X Da lam eks pe rimen

terse bu t. 20 cnr' a sid su lfu rik d ala m Ja du al 4 te la h d ig un oka n u ntu k m e ne utr alk an 25 cm~

la ru ta n n atr ium h id ro ks id a m e ng gu na ka n ka ed ah p en titr ata n.

(i) S ta te a n in dic ato r that ca n be u se d in th e e xp erim en t.

Nyatakan satu p en un ju k y an g b ole h d ig un aka n d alam e ks pe rime n itu .

• • .. • .. .. .. .. .. .. , ..- .. 1 " 5 , ~ .. ~ , " " ..

[ I mark ]

(ii) State th e obs erv atio n in th e exp er iment.

Nyatakan pem erha tia n da la m ekspe rim en itu .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . , _. ., ..

[1 m ark }

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TRIAL SPM 2010




SUUT 9 4541/2

(iii) Wr ite th e c hem ic al e qu atio n in vo lv ed .

Tul is kan per samaan k im ia yang t er li ba t:

~" p1 t ,.~" ..~ ,.5 ~ f I' . .~I ;, t T .

[2 ma rk s]

(iv) Calculate the value of X,

Hi tungkan n tl ai X .

[3 marks]


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SULIT 1 0 4541/2

5 (a) D iagram 5 .1 s hows t he set -up of apparatus to s tu dy the effect of m etals P an d Q o n th e r ustin g

o f iro n n ail. T he resu lts are reco rd ed after o ne d ay .

Rajah 5. 1 men un ju kka n su su na n ra da s u ntu k m e ng ka ji ke sa n lo ga m P dan Q Ir e atas

p en ga ra ta n p aku b esi. K epu tu sa n d ic ata tka n se le pa s sa iu hari.

ExperimentEks. erimen

Observation after 1 day

Pemerl,atian sele as 1harl

Agar- aga r solut ion with potassium

hexacyanoferrate ( UI) a ndpheno lph tha le in so lu ti on .L aru ta n a ga r-a ga r d en ga n la ru ta n

ka li um heks iano fe rat (Ill) dan

fenolftalein

Ir on n ail

Paku besi

A

S om e dark blueprecipitate.

S ed ikit m e nd aka n b ir u.

Agar-agar solution wi th po ta ss ium

hexacyanof er ra te ( II I) and

pheno lph tha le in solut ion .L aru ta n a ga r-a ga r d en ga n la rta ankalium heksianoferat (III) dan

fenolftalein

Iron n ail w rapped w ith m etal P

Pa ku b es t d ililit dengan logam P

B

L arg e amo un t o f d arkblue prec ip i ta te

Ban yak m en daka n biru:

Agar -a ga r s olu tio n w ith pota ss iumhex ac yano fe rr ate ( III) a n d

pheno lph tha le in so lu ti on .

L aru ta n a ga r-a ga r d en ga n la ru ta n

ka li um heks iano fe rat (III) dan

fenolftalein

Iro n n ail w ra pp ed w ith m eta l Q

Paku besi dililit dengan logam Q

No dark b lu e p re cip ita te .Sol utio n tu rn s p in k .

T ia da m en da ka n biru .

L ar uta n b er tu ka r m e ra h

jambu.

c

Diagram I Ra jah 6 .1

(i) S ta te th e fu nc tio n o f p ota ssium h ex ac ya no fer ra te ( Ill) s olu tio n in th is experiment.Nya ta ka n fu ng si la ru ta n ka lium h ek sa sia no fe ra t (III) da lam ekspe rimen i n t o

~•• ~••• ~ ~~a""""""'' a''''.''''''I''''''''''''_''''''.'''''_''' , ,. ,. ..


TRIAL SPM 2010

(ii) Wr ite th e h alf eq ua tio n fo r th e fo rm atio n o f iro n (JI) Io n from iro n.

T ulis ka n se te ng ah pe rsa m aa n b ag i pem be ntu ka n io n fe ru m (II) d ar ip ad afe rum .

[Lihat sebelah

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[1 m a rk ]

. . . . . . • • . . ;0 ~ s" t ..;"" ~ ..

[1 m a rk ]



SULIT 11 4541/2

(iii) In w hich test tube, iron rust the fastest? E xplain your an sw er.

D a/am tabung uji m anakah m enunjukkan pengaratan besi yang paling cepat.

T e ra ng ka n jawa pa n a nd a.

[ 2 ma rk s]

(iv) A rran ge th e metal Fe, P and Q in decreasing order of electropositivity.

Su su n lo ga m Fe, P dan Q men giku t u na an m en uru n ke ele ktro po sttifa n .

..~ It ••• ,. ~••• I ..~ ~ ~ ~••• ~ " a .

[1 m a rk ]

(b) Diagram 5.2 sh ow s th e set-u p o f ap pa ra tu s to in vestig ate th e rea ctio n b etw een p ota ssiummanganate (VIl) solution and iron (II) ch lo rid e so lu tio n th ro ugh th e tran sfer o f electro ns a t adistance.

Rajah 5.2 m enunjukkan susunan radas untuk m enyiasat tindak bolas di antara lanaan kaliummanganat (VII) dan larutan ferum (II) klorida melalui pemindahan elektron pada satu jarak.

Carbon e le ct rode

E le ktr od k ar bo n

I ro n ( II ) c hlo rid e s olu tio n

Larutan jerum(lJ) klorida

Pota ssium mang an ate (V I I)

Kalium manganat(VIIj

D ilu te s ulp hu ric a cid-+--

A sid su lfu rtk c air

D iagram / R aja h 5.2

T he in com plete ion ic equation for the reaction is :

Persamaan ion yang tidak lengkap bagi tindak halas tersebus talah :

(1 ) Comp le te th e a bo ve e qu atio n.

L engkapkan persam aan di atas. [1mark}


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SULIT 12 4541/2

(ii) Wh at is the change in colour at electrode P?

A pa ka h p eru ba ha n w arn a d ala m la ru ta n pada elektrod P?

[1 ma rk ]

(iii) What is th e su bsta nce th at u nd erg oes o xid atio n in th is ex perim en t? E xp la in why,A pa ka h ha ha n y an g m en ga la mipe ng oksid aa n d ala m ekspe rim en in i? T era ng ka n

m en ga pa .

... .. .. .. .... .. .. . o-~ ~~ ,. " ~ ~ ~"" s " · ..

[2 ma rk s]

(iii) Describ e a ch em ica l test to d eterm in e th e p ro du ct fo rm ed a t electro de Q.

Huraikan satu ujian kimia untuk menentukan hasil y an g te rb en tu k d i e le ktr od Q.

.. .. . . . . .. ~. . - . - , " ~ ~ .- " .. " .. " .- ..

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

[2 ma rk s]

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TRIAL SPM 2010



SULIT 13 4541/2

6 Diagram 6 shows the energy level diagram when propanol is reacted with excess oxygen.

Rajah 6 men un ju kka n g am ba ro ja h a ra s te na ga b tla pro pa no l d itin da kba la ska n d en ga n o ksig en

berlebihan.

Energy !enaga

bH :: -50 .425 kJ mol"

x + Y

Diagram I R a jah 6

Based on D iagram 6 ;

(a) What is meant by bH::;: -50.425 kJ mol"?

A pa kah yan g d im aksu dka n d eng an bH = -50.425 kJ mort ?

[1 mark ]

(b) State the type of reaction.

N ya ta ka n je nis tin da k b ala s.

[1 m a rk ]

(c ) (i) Write a ch em ica l eq ua tio ns fo r the reaction.

Tu lis persa maa n kim ia ba gi tind ak ba las.

[2 m a rk s]

(ii) State the name of X and Y.

N ya ta ka n n am a X dan Y .

[2 marks]

(d) Compare the energy c-ontent between reactant and product

B and ingkan kan du nga n tena ga a ntara baha n tind ak bala s da n ha sil tinda k bola s.

« ~ o· ~ _ « ~ " ~ t 4 ~ ~ ~ T .- 4 9 " ~ ~.

[ 1 ma rk]


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SULIT 14 4541/2

(e) (i) 3. 0 g p ro pa nol is re ac ted comp lete ly in e xce ss ox yg en .

C alc ula te th e h ea t re le ase d in t hi s expe rimen t .

3.0 g pro pa no l te la h d itin da kba la ska n d en ga n len gka p da la m o ksig en berlebiha n:

H itu ng ha ba yan g d ibeba ska n d ala m eksperim en .

[R elativ e atomic m ass I J isim atom rekuif : C =12, H "'"1 ,0 = 16]

[2 ma rk s]

(ii) D raw the set up of apparatus in this ex perim en t.

L ukiskan susunan radas yang digunakan untuk m enja lankon eksperim en in i.

[3 marks ]

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TRIAL SPM 2010



SULIT 15 4541/2

Section B[ 20 ma r ks ]

Answer anyone question from this section.

Jawab mana -mana satu so ala n d aripa da ba ha gia n in i.

7 Table 7.1 shows the electron arrangement of elements U, V and W.

Ja du al7.1 m en un ju kka n su su na n ele ktro n bag i u nsu r U , V dan W .

Element Electron arrangement

Unsur S us un an e le ktr on

U 2 .1

V 2.7

W 2 . 8 . 7

Table / Jadual7.1

(a) State the group and the period of element U in the Periodic Table of Elements.

Explain your answer.

N yatakan kum pulan dan ka la bag i unsur U dalam Ja du al B erka la U nsu r.

T era ng ka n ja wa pa n a nd a.

[4 marks]

(b) Table 7.2 shows the observation of element V and W when react with hot iron.

Ja du al7.2 m en un ju kka n pe me rha tia n ba gi u nsu r V dan W a pa bila b er tin da k b ala s d en ga n

b e si p an a s.

Experiment Observation

Eksperimen Pemerhat ian

V + hot iron Hot iron burns brightly.

V + besi panas Besi panas terbokar dengan terang.

W + hot iron Hot iron burn slowly.

W+ besi p anas Besi panas terbakar dengan perlahan .

Table I Jadua l7 .2

(i) Write the chemical equation when element V reacts with hot iron.

Tuliska n persam aan kim ia ba gi tin da k ba la s a pabila u nsur V b er tin da k b ola s d en ga n

b e si p a na s.

[2 marks]

(ii) Compare the reac tivi ty of element V and W .


B an din gka n ke re aktifa n u nsu r V dan W.T er an gka n jawapan anda.

[4 marks]


TRIAL SPM 2010

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SULIT 16

(c) Diagram 7.3 and 7.4 shows the electron arrangement o f c ompound X and Y.

Rajah 7.3 dan 7 .4 me nu nju kk an s us un an elektron bag i s eba t ian X dan Y .

Compound X

Sebatian X

Diagram I Rajah 7.3

2+

Compound Y

Sebat ian Y

Diagram I Rajah 7 .4

2-

(1) Which compound is the covalent compound? Give a reason.

S eba tia n m a na ka h m eru po ka n sebatian ko va len i Berika n sa tu seba b.

(ii) Compare the physical properties of compound X and Y.


Bandingkan sifat fizik bagi sebatian X dan Y .

Tera ng ka n ja wa pa n a nd a.

4541/2

[2 marbI

[ 8 mark~]


TRIAL SPM 2010

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SULIT 17 4541/2

8 (a) D iagra m 8 .1 shows the stru ctu ra l fo rm u la o f tw o of hydrocarbons.

Rajah 8.1 m en un ju kka n fo rm ula stru ktu r ba gi d ua hid ro ka rbo n.

~~

1 1 H

H H H H! I ~

u~~(..~~' ' ~ . ~ ( ' ~f'" ....· Rk:l· ,. " _. ".

! IIH 1 - 1 . . ,t.,f Hl· , r ' l l ~-i

H HIi

H! I t I

H~C~""C:("""'·C- H

Hydrocarbon A

Hidrokarbon A

Hydrocarbon B

Hidrokarbon B

Diagram I Rajah 8.1

(i) S tate the ty pe o f b on d. h om olog ou s series an d g en eral form ula o f hy dro ca rb on A an d

h yd roc arbo n B .Nyatakan jenis ika tan, siri hom olog da n fo rm ula am bagi hidrokarbon A dan

hidrokarbon B.

[6 marks]

(ii) Comp le te c omb us tio n o f h yd ro ca rb on A p ro du ce s g as C and water.

State the nam e of gas C and w rite the c hemic al e qu atio n fo r th e re ac tio n.

P emba ka ra n le ng ka p hid ro ka rbo n A m en gha silka n g as C da n a ir.

Nyatakan nam a bagi gas C dan tuliskan persam aan kim ia bag i tinda k balas itu:

[3 marks]

(iii) Wh ic h h yd roc arbo n ch an ge the colo ur of bromin e w ater from brown to colourless.E xp la in y ou r a nsw er.

H id ro ka rb on }la ng m an oka h m en uk arka n warna air brom in daripad a peran g kepad a

tanpa warna. Terangkanjawapan anda.

[3 marks]

(iv) Diagram 8.2 s how s th e burning of hydrocarbon A and hydroca rbon B in air.

Rajah 8.2 men un ju kk an p em ba ka ra n hid ro ka rbo n A dan h id rokarbon B d ala m u da ra .

SootJewga----------~~

Filter paperKerta s tu ra s

Hyd roc arb on A

Hidrokorbon A

Hydro carb on B

Hidrokarbon B

D iagram / R ajah 8.2

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TRIAL SPM 2010



SULIT 18 4541/2

C om pare the soo tin ess of hyd rocarbon A and hydrocarbon B,

E xp lain yo ur a nsw er.

[Given that the relative atom ic m ass of H = = 1, C:;: 12]

B an din gka n ke je la ga an ba gi hid ro ka rbo n A dan h id r okarbon B.

Terangkan jawapan anda.[D iberi jisim a tom relatif ba g; H ee 1 ; C ;;;;1 2J

[4 marks]

(b) Diagram 8.3 sh ow s th e rea ctio n between carboxylic acid X and alcohol Y .

Rajah 83 m en un ju kka n tin da k ba la s a nta ra a sid ka rbo ksilik X d an a lk oh ol Y.

C arbox ylic acid X

As id k ar bo ks il ik X +Alcohol Y

alkohol Y

H H 0 H H

I I I I I I---"H-C-C-('-O-C-C-H

I i I IH H H H

Diagram IR ajah 8 .3

D raw the structural formula and state the nam e of carboxylic acid X and alcohol Y .

L ukiska n form ula stru ktur d an nya ta kxm n am a bag i a sid ka rboksl1 ik X d an a lk oh ol Y.

[4 marks ]


TRIAL SPM 2010

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SULIT 19 4541/2

Sect ion C

[ 20 ma r. bl

Answer anyone q uestio n from th is se ctio n.

Jawab mana-mana satu so ala n d arip ad a bahag ia n in i.

9 Diagram 9 shows a se rie s o f re ac tio n sta rtin g from lead(II) carbonate, PbC03•

Rajah 9 menunjukkan s at u s ir ; t indak bol as bermula dar ipada plumbum (11) karbonat, PbCO).

Solution X

LarutanX + I GasY

1

Crystallisatlon

Penghabluran

Solid X

PepejalX

Heat

panaskan

PbO + I Gas Y

D iagram / Rajah 9

(a) Based on D iagram 9 ;

• Identify gas Y. Describe a chem ical test to verify gas Y.

• D escribe a chem ical test to determ ine the presence of anion in the solution X .

• Compare and contrast the obse rv atio n when solid X an d lead (II) carbonate, PbC~ ar e

heated.

B erd aso rka n R aja h 9 :

• Kenai pasti gas Y . Hu ra ika n u jia n k im ia u ntu k mene ntu sa hkan g as Y .

• Huraikan ujian kimia untuk menentukan kehadiran anion do/am lanaan X

• Banding dan bezakan pemerhatlan apabila pepejal X dan plumbum karbona! dipanaskan.[8 mar.b]

,(b) Lead (ll) c ar bo na te c an be converted from solution X by u sin g a s ub sta nc e.

Sugge st th e s ub sta nc e.

D e scrib e th e p re pa ra tio n o f te ad (lI) c arb on ate by u sin g th es e s ub sta nc es .

In y our descriptio n. in clude the chem ical equation in volv ed.

Plumbum (II) ka rbo na t boleh d ituka r kem ba li d aripa da la ru ta n X d en gan m en gg una kan sa tu

bahan.

Cadangkan bahan itu .H ura ika n pen yed ia an plu mbum (lI) k arb on at d en ga n menggunakan bahan-bahan itu:

D alam hu ra ia n, serta kan persa ma an kim ia ya ng terlibat.

[10 marks]

(c) A house wife's discovered that the cake she bake did not rise.

Suggest how she can overcom e this problem . G ive a reason .

Seorang suri rum ah m endapati leek yang dibakam ya tidak naik.

C ada ngka n ba gaim an a d ia bo leh m eng ata s! m asalah itu: B eri sa tu se bo b. [2marksJ


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SULIT 20 4541/2

to (a) A group of studen ts carried out experim en ts to investigate the factor affecting the rate of

reaction betw een m etal P and an acid Q.

Se ku mpu lan pe lo jar te lah m enja la nkan e ksperim en un tuk m eng ka ji ke san fakto r y an g

mempengaruhi kadar tindak balas antara logam P dan asid Q.

T able 10 show s the in form ation about the reactan ts an d the tim e taken to collect 30 cn r' of

h yd ro ge n g as.Jaduall0 menunjukkan maklumat tentang bahan tindak balas dan masa diambil untuk

mengumpul30 cm3gas hidrogen.

Experiment Reactants Time taken (s)

Eksperimen Bahan tindak balas Masa diambil (s)

IPowde re d me ta l P and 50 cnr' of 1.0 mol dm? acid Q

1 0Serb uk logam P dan 50 em' asid Q 1.0 mol dm"

nPowdered metal P and 100 cnr' of 0.5 m ol dm -

3acid Q

20Serbuk logam P dan 100 cm

3asidQ 0.5 mol dm·

3

Table I Jaduall 0

(i) Suggest the nam e of metal P a nd a cid Q.

Cadangkan nama logam P dan asid Q.

By using the nam ed m etal P and acid Q, 'w ri te th e c hem ic al e quatio n .

Menggunakan logam P dan asid Q yang dinamakan, tulis persamaan kimia.

(4 marks]

{ii) C alculate the average rate of reaction for E xperim en t I an d E xperim en t II.

Hitung kadar tin da k b ala s p ura ta b ag i E ksp erim e n Ia n Ek sp er imen n.[2 marks]

(iii) Exp lain th e d ifferen ce in th e rate o f reactio n b etw een E xp erim en t In d Exp er im en t n.T era ng ka n p erb eza an ka da r tin da kb ala s a nta ra E kspe rim en Ia n Eks pe rimen n.

Us e th e c ollis io n th eo ry in y ou r e xp la na tio n.

G un akan teo ri perla ng ga ran d ala m pen era ng an an da.

[4 marks]

(b ) By u sin g eith er size o f rea cta nt o r tem pera tu re, d escrib e a n ex perim en t h ow th is facto ra ffe ctin g th e ra te o f re ac tio n.

D en ga n m en gg un akan fakto r saiz bahan tind ak balas a tau suhu, ..hu ra ikan satu ekspe rim en

bag aim ana fakto r berken aa n m em pen ga ru hi kad ar tind ak bala s.

[10 marks]

END OF QUESTIONKERTAS SOALAN TAMAT


TRIAL SPM 2010

[Lihat sebelah

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!

~ c . . i = :£

' "~ .. . s

'" f r:t.!

~

E

~

S

~. . . . < I<

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I!Ia

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f~ !:i.~$

>i : ; ; ; iI ....

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i " "f'"

1 ij Z ~ s ' i l ' r;.. I~

!l g IS !~§'"~l!.. ~ ~

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- ; . . '" ~ "~ ~'" !" f '" ~- '::";';;:V';

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5 f. ~ i!

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i." j!: > E = ! ; : . . se,

~ ~: ? : ;

fI) . . ~ !: ;

~ - ' 0 ; --~U - ' : " f

'l ;-. ~j '"

r-----~----~i

~ d ! i : @ ~ ~ j ~



SULIT 21 4541/2

INFORMATION FOR CANDIDATES

MAKLUMAT UNTUK CALON

1. This question paper con sists of three sections; Section A , Section B an d Section C.

K erta s so ala n in i m en ga nd un gi tig a ba ha gia n: B aha g/a n A, Bahagian B d an B aha gia n C.

2 . Answer all que stio ns in Sec tio n A. Wri te y ou r a nsw ers fo r S ec tio n A in the spaces prov ided in th e

quest ion paper .

Jawab semua s oa la n d alam Bah ag ia n A . Tu liskan jaw apan bagi Bahagian A dalam ru ang yang

d is ed ia ka n d alam ke rta s so ala n

3. A nsw er on e questio n from Section B and one que stio n f rom Section C.

Wri te your an sw ers for Section B an d S ection C on the 'an sw er sheet' provided by th e invigilators.Answer quest ions in Section B and Section C i n deta il .

Y o u m ay use equation s, diagram s, tables, graphs an d other suitable m ethods to ex plain y our an sw er.

Jawab satu s oa la n d ar ip ad a Bah ag ia n B d an sa tu so ala n d aripa da B aha gia n C. Tuli skan jawapan

bagi Bahag ian B d an Baha gi an C p ad a ke rta s tu lis y an g d ib eka lka n o le h p en gawa s p ep er iks aa n.J awab Bahag ia n B d an Bahag ia n Cd en ga n te rpe rin ci. A nd a bo le h m en gg un aka n pe rsa ma an ,

g ambar r aja h, ja d ua l, graf d an c ara la in y an g se su ai u ntu k m en je la ska n jawapan anda.

4. The diag ram s in th e question s are n ot d raw n to scale un less stated.

R aja h y an g m en girin gi so ala n tid ak d ilu kiska n m en giku t ska la ke cu ali d in ya ta ka n

5. Mark s allocated for each question or sub-part of the question are sh own in b ra ck ets .

Ma rka h y an g d ipe ru ntu kka n ba gi se tia p so ala n a ta u c era ia n soalan-ditunjukkan d al am k ur un ga n.

6. Show you r work in g. It m ay help you to get m arks.

Tu nju kka n kerja m en gira .In i m em ba ntu a nd a m en da pa tka n m arka h.

7. If you w ish to change your answer, neatly cross out the an sw er that you have done. Then w rite down

th e n ew answe r.

Se kira ny a a nd a he nd ak m em ba ta lka n se su atu jawapan, b ua t g ar is an d i a la s ja wa pa n itu.

8. Y ou m ay use a n on -programmable scien tific calculator.

A nd a d ib en ar ka n m e ng gu na ka n ka lku la to r s ain tifik y an g tid ak b ole h d ip ro gramko n.

9. Y ou are advised to spend 90 minutes to answer questions in Section A , 30 m in utes for Section B an d

30 m in utes for Section C .

Anda dicadangkan m engam bil m asa 90 m init untuk m enjawa b soalan dalam Baha gian A, 3 0 m in itun tu k Bahag ian B d an 30 m in it u ntu k B ah ng /a n C.

10. T ie together your an sw er sheets at the en d of the exam in ation .

Ikat s emu a ke rta s jawapan a nd a d i a kh ir p ep er ik sa an .


SULIT




NAMA: .

TINGKATAN: .

JABATAN PELAJARAN NEGERI TERENGGANU

Peperiksaan Percubaan

SIJIL PELAJARAN MALAYSIA 2010CHEMISTRY

Kertas3

Ogos

1 'h jam

4541/3

Satu jam tiga puJuh minit

JANGAN BUKA KER TA S SOALAN IN I SEH INGGA D IBERITAHU

1. Tulisnama dan tingkatan andapada ruanganyangd is ed ia ka n d i a ta s.

2. K ertas soa lan in i ada lah da lam dwibahasa.

3. Soalan dalam Bahasa Inggeris mendahulu i soalan yang

se pa da n d ala m B aha sa Melayu.

4. Calon dibenarkan m enjawab keseluruhan atauseba hag ia n soa lan sa ma a da da la m B aha sa In gg er;s atau

B ah as a M e la yu .

5. Calondikehendakimembacamaklumatdi ha/aman

be la ka ng ke rta s so ala n in ;

Untu k K e gu na an P em e riksa

SoalanMarkah Markah

Penuh Diperoleh

118

2 15

3 1 7

Jumlab SO

Disediakari Oleh:


Dibiayai Oleh:



Dicetak Oleh:


Tel: 609-666 8611/665218601 Faks: 609-666 061110063

Ke rta s so ala n in i rn en gan du ng i 1 1 h alama n b erc eta k. 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1


TRIAL SPM 2010

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SULIT 2 4541/3

Answer all ques t ions

Jawab semua soalan

1 D iagram 1.1, 1.2 and 1.3 sh ow s three set of experim en ts to determ in e the heat of combus ti on

of me thano l, e thano l a nd p ropanol.

Rajah t.1 m en un ju kka n tig a eksperim en u ntu k m en en tu ka n ha ba pem bo ka ra n m etan ol,e ta no l d an p ro pa no l.

SetI :

Sell

Windshield

Penghadang

angin

Initial

Awa l

In itia l tempe ra tu re o f th e w ate r

Suhu awol a ir

H ig hest tem p era tu re o f th e w ater

S uhu te rtin gg i a ir

T empera tu re rise o f the waterKenaikan suhu air

Thermometer

1\----"1,- Termometer

Cop per ca n

.~-"'"'"1I--~. B ek as k up rum

Methanol

Metanol

D iagram 1.1

R ajah 1.1

Highest

Tert inggi


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SetH:

SetH

Wi n d sh ie ldPenghadang

angin

Initial

Awa l

In itia l tem pe ra tu re o f th e w ate rSuhu aw al a ir

H igh est tem pe ratu re o f th e w aterS uhu te rtin gg i a ir

T em pe ratu re rise of th e w ate r

K enaikan suhu a ir

3 4541/3

Thermometer

11.----111- Termometer

C op pe r c an

_ __......-- B eka s ku prum

---':---,-,-~::!-·_-e ---Water

Air

Ethanol

Etanol

Highest

Tert inggiD iagram 1.2

R ajah 1 .2


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SULIT 4

Setm:

Set illThermometer

1 1 _ _ - - . . . - - Termometer

C op per can

Beka s ku pr um

Windshield

Penghadangangin

'::L_-Ir--WaterA ir

Propanol

Propano l

Initial

Awa l

Highest

TertinggiD iag ram 1 .3

R ajah 1.3

In itia l temp era tu re o f th e w ate rSuhu awol air

H ig he st tem pe ra tu re o f th e w ate r

Suhu t er ti ng g i air

T em peratu re rise o f the w aterKe na ik an s uh u air

(a) W r ite the in itia l, highest tem perature an d tem perature rise of the w ater for S et I, S et U an dS et III in the space prov id ed.

Tuliskan suhu awal. suhu tertinggi dan kenaikan suhu bagi air untuk Set I.Set IIdan Set

IIId o/am r ua ng an yang disediakan

(3 marh]

4541/3

Fo r

e xam in er '"

1(a)

Q


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SULIT 5

(b) C on struct a table that can b e used to r ecor d th e data from three sets of exper imentBina satu jadual yang boleb digunakan untuk merekod data dar; ketiga-tiga setekper imen.

[3marks]

(c ) S tate o ne hy po the sis f or th e experiment .

Nyatakan saiu h ipot es is bag i e ks pe rimen i ni .

.... ~ IF"" .- ; " " 11 " ..

.................... .- 1' "' " t o , . . .

[3 marks]

(d ) For th is e xp er imen t, s ta te :

Bag ; e ksp er im e n in i, n ya ta ka n:

(i) The man ipu la ted va ri ab lePembolehubah dimanipulasikan

. . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . ,. . . .

(ii) The responding variable

P em bo le hu ba h be rg era k ba ia s

. .. .. ..... .. .. . .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. to to 11 11 , 4 .

(iii) The c on sta nt v aria blePembolehubah dimalarkan

[3 marks]

4541/3

For I!XI1miner's

fI8e

l(b)

Q

1(c)

Q

t(d)

Q


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SULIT 6

(e) Based on the Set II, what is the meaning of heat of combustion?

B erd asa rka n S et II, a pa ka h m a ksu d ha ba pe mba ka ra n?

................. ~ ._ ~ ~ 1 ~..• • • • ••• ,·· ..•• ~··

..................... , •••• , , , t , , .

[3 marks]

(f) Write a chemical equation for the complete combustion of propanol with oxygen.

Tu liska n sa tu persa ma an kim ia u ntu k pem ba ka ra n len gka p pro pa no l d en ga n o ksigen .

[3 marks ]

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Fo r

examiner's

use

1(e)

Q

1(t)

Q

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SULIT 7

2. The experiment is carried out using a small piece of lithium and potassium to react with

oxygen gas. The set-up of apparatus and observations of reaction are shown in Table 2.1

Eksperimen dijalankan menggunakan kepingan kecil litium dan kalium bertindak

balas dengan gas oksigen. Susunan radas dan pemerhatian t in dak ba la s d it un ju kkan

dalam Jadual 2.1.

SetSet

I

II

Set-up of apparatusSusunan radas

Observation

Pemerkat ian

: _ . - i ' ,

i - - - : - : . . . . . - +-__ White fumes~ t ~ ~ '- ~

I'~ Wasap putih Burns slowly and produces white

I fumes.

,-~t; Terbakar perlahan-lahan danmeng ha silka n w as ap p ut/h .

c-

,,~ / ~~ . : : i : ' ;, 1

-#

· " - f : ; $ '-$. .;)~;::....l.. _

_ - 1

.~

: - . ~ 'J

.-:'-'

--'--'-+----- White fumesWasapputih

~; J

I

,';-'~'"-,J,~

Table 2.1Jadual2.1

(a) Complete the Table 2.1 by stating the observation for reaction of potassium metal

towards oxygen.

Lengkapkan Jadual 2. J dengan menyatakan pemerhatian ke alas tindak balas

logam kalium terhadap oksigen.

[3 marks]

4541/3

For

examiner's

us e

2(a)

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(b) B ased on the T able 2 .1, state the relation ship betw een the position of elem en t of

G roup 1 w ith the reactivity of the elem en ts tow ards oxygen gas.

Berd as ar ka n Ja du al 2.1, n yataka n hubu ng an an ta ra kedu du kan u nsur K um pu la n

1 dengan kereaktifan tindak balas terhadap oksigen.

[3 ma rk s]

(c) A fter the reaction in Set Ito ppe d, th e g as jar is filled w ith w ater an d a few drops

o f p hen olp hth ale in so lu tio n is ad ded . T he co lo urless so lu tion fo rm ed ch an ge topink.G ive o ne in feren ce b ased o n th e o bserv atio n ab ov e.

Setelah tindak balas Set I selesai, balang gas tersebut diisi dengan air danbeberapa titis larutanfenoltalein ditambah. Larutan tanpa warna yang terhasil

berubah kepada merah jambu.

Nyatakan satu inferens berdasarkan kepada pemerhatian di alas.

[ 3 markv]

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Fo r

us e

2(b)

Q

2(c)

Q


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SULIT 9

(d) The experim en t is repeated by using X m etal to react w ith oxygen . The result of

the experim en t is show n in Table 2 .2.

E ksperim en diu lang m enggunakan logam X ditindak balas dengan oksigen .

K epu tu sa n ekspe rim en d itu nju kka n d ala m Ja du al 2.2.

B urn s rapidly an d produces w hite

fumes.

Terbakar dengan cergas dan

m en gh as ilka n w as ap p utih.

Set-up of apparatus

Susunan radas

Observation on the metal

P em erhatian ke attls logan.

' · · : A · \\..~ .. .I

~ ' : j

" ,I. ~

- ......:.....r................1

, ". , ~ : I \ . l \ : / .!i

Tab le 2 .2

Jadual2.2

Predict the position of X m etal in th e P erio dic T ab le o f e leme nts.Ramalkan kedudukan logam X di da/am Jadual Berkala Unsur.

[ 3 marks]

(e) L ith ium hy droxid e solu tion is p ro duced w hen lith ium ox ide reacts with water.

C lassify th e ion s that ex ist in the solu tion in to catio n an d an ion .

L aru ta n litiu m hid ro ksid a te rha sil a pa bila litiu m o ksid a be rtin da k ba la s d en ga nair.

K elaskan ion-ion yang hadir dalam larutan ini kepada kation dan anion .

Cation Anion

Kation Anion

.

[3 marks]

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Fo re xa m in er 's

us e

2(d)

Q

2(e)

Q


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SULIT 1 0 4541/3

3

Hyd ro gen p ero xid e d ecompo ses in to o xy gen a nd w ater a t ro om tem pera tu re.

H id ro ge n pe ro ksid a m en gu ra i ke pa da oksigen dan a ir pada suhu bilik.

The ra te o f d ecomp ositio n o f h yd ro gen p ero xid e can be in cr ea se d b y a dd in g

manganese (IV) oxi de powder .

K ad ar p en gu ra ia n h id ro ge n p ero ksid a b ole h d itin gg ika n d en ga n m en am ba hka n

s er bu k ma ng an (JV) oksida.

Plan a la bo ra to ry ex perim en t to in vestig ate th e effect o f ca ta ly st o n th e ra te o f

d ec ompos itio n o f h yd ro ge n p ero xid e.

R ancang satu eksperim en m akm al untuk m engkaji kesan m angkin ke a tas kadar

penguraian hidrogen peroks ida.

Y o ur p la nn in g mu st in clu de th e fo llowin g items:

Perancangan anda hendaklah mengandungi perkara-perkara berikut:

(a ) Aim o f t he e xp er imen t

Tu juan eksper imen

(b ) AU t he va ri ab le s

Semua pembol ehubah

(c) Statement o f th e hypothesisPernyataan hipotesis

(d) L ist of materials and apparatus

Sena rai ba han dan rad as

(e) Procedure of the experim en tProsedur eksperimen

(f) Tabulation of data

Pen ja du ala n d ata

[ 1 7 marks ]

END OF QUESTION PAPER

KERTAS SOALAN TAMAT


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SULIT 11 4541/3

INFORMATION FOR CANDIDATES

MAKLUMAT UNTUK CALON

1. This question paper consists of three sections: Question 1,Question 1nd Question 3.

K ertas soalan in! m engandu ng tiga so alan: Soalan 1,Soa/an 2 dan Soatan 3.

2. Answer all questions. Write your answers for Question 1 and Question 2 in the spaces provided in

the question paper.

Jawab semua soalan . Tuliskan jawapan bagi Soala n . 1 dan Soman 2 pa da ru an g y an g d ise dia ka n

dalam k er ta s s oa la n i ni.

3. Write your answers for Question 3 on the 'helaian tambahan' provided by the invigilators ..

You may use equations, diagrams, tables, graphs and other suitable methods to explain your answer.

Tulis jawapan a nd a ba gi So aJa n 3 dalam helaian tam bahan ya ng dibeka lkan oleh pengaw as

peperiksaan. Anda boleh m enggun akan persam aan, gam bar rajah, jadual, grof dan cara lain yang

sesuai un tuk m enjelaskan jawapan anda.

4. The diagrams in the questions are not drawn to scale unless stated.

Rajah yang mengiringi soalan tidak dilukiskan mengikut skala kecuali dinyatakan

5. Marks allocated for each question or sub-part of the question are shown in brackets.

Markah yang diperuntukkan bagi setia p soalan atau ceraian soalan ditu njukkan dalam kurungan.

6. Show your working. It may help you to get marks.

Tunjukkan kerja mengira.Ini membantu anda mendapatkan markah.

7. If you wish to change your answer, cross out the answer that you have done. Then write down the

new answer.

Sekiranya an da hend ok m enukar jawapan, batalkan jaw apan yang telah dibu at, kem nudian tulis

jawapan yang baru .

8. You may use a non-programmable scientific calculator.

A nd a d ibe na rka n m en gg un aka n ka lku la to r sa in tifik y an g tid ak bo le h d ipro gra mka n.

9. Tie together your answer sheets with this question paper at the end of the examination.

Ikat sem ua kerta s jawa pan anda bersam a-sam a soala n ini dt akhir peperiksaan.


Documents

Chemistry Trial Terrenganu 2010