SPM 2004 BI BM P1

Paper 1SPM 2004

1. The diagram shows the change of state of matter
Gambar rajah berikut menunjukkan perubahan keadaan jirim.

Bikar Proses X Stim
Air Bikar
Air

Which of the following is process X?
Antara berikut yang manakah proses X?

A melting/ Peleburan
B boiling/ Pendidihan
C freezing/ Pembekuan
D condensation/ Kondensasi

2. Aluminium oxide has both acidic and basic properties, therefore it is
Aluminium oksida mempunyai kedua-dua sifat asid dan bes, oleh itu aluminium
oksida ialah

A a base oxide/ oksida bes
B an acid oxide/ oksida asid
C a metalloid oxide/ oksida metaloid
D an amphoteric oxide/ oksida amfoterik

3. The diagram shows the setup of the apparatus for electrolysis.
Gambar rajah menunjukkan susunan radas yang digunakan dalam proses
elektrolisis.

Anode Cathode
Electrolyte

Which of the following compounds could be used as an electrolyte?
Antara berikut yang manakah boleh digunakan sebagai elektrolit?

A ethanol/ Etanol
B kerosene/ Kerosin
C ethyl ethanoate/ Etil etanoat
D ethanoic acid/ Asid etanoik

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Paper 1SPM 2004
4. Which of the following is true about acids?
Antara berikut yang manakah benar tentang asid?
A acids react with metal to produce salt and water

Asid bertindak balas dengan logam menghasilkan garam dan air
B acids react with alkali to produce salt and hydrogen gas

Asid bertindak balas dengan alkali menghasilkan garam dan hidrogen
C acids react with metal oxide to produce salt, water and hydrogen gas

Asid bertindak balas dengan oksida logam menghasilkan garam, air dan
gas hidrogen.
D acids react with carbonate of metal to produce salt, water and carbon
dioxide gas
Asid bertindak balas dengan karbonat logam menghasilkan garam, air dan
gas karbon dioksida

5. The diagram shows the crystalline structure of salt, NaCl.
Gambar rajah menunjukkan bentuk satu hablur garam, NaCl

Which of the following is not a characteristic of the crystal of NaCl?
Antara berikut yang manakah bukan ciri hablur NaCl?
A it has sharp corners

Mempunyai bucu yang tajam
B it has flat surfaces

Mempunyai permukaan yang rata
C it has an acute angle between the two adjacent surfaces

Mempunyai sudut tirus antara dua permukaan bersebelahan
D it has straight edges between two adjacent surfaces

Mempunyai sisi-sisi yang lurus antara dua permukaan bersebelahan.

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Paper 1SPM 2004

6. The following chemical equation shows the reaction of the Haber process.
Persamaan kimia berikut menunjukkan tindak balas bagi proses Haber.

N2(g) + H2(g) Catalyst/ Mangkin X

2NH3(g)

Temperature Y, pressure Z

Suhu Y, Tekanan Z

Which of the following represent catalyst X, temperature Y and pressure Z?
Antara berikut yang manakah mewakili mangkin X, suhu Y dan tekanan Z?

Catalyst X Temperature Y/ C Pressure Z / atm
Mangkin X Tekanan Z/atm
Suhu Y/C

A Platinum 900 5

B Platinum 450 1

C iron 900 450

D iron 450 300

7. The body of the aero plane shown in the figure below is made of alloy X
Badan kapal terbang yang ditunjukkan dalam rajah di bawah dibina daripada

aloi X.

What is alloy X?
Apakah aloi X?

A Pewter/ Piuter
B brass/ Loyang
C bronze/ Gangsa
D duralumin/ Duralumin

8. The diagram shows porcelain pots.
Gambar rajah menunjukkan pasu porselin.

What are the substance and the major component used in the making of
porcelain pots?
Apakah bahan dan komponen utama membuat pasu porselin?

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Paper 1SPM 2004

Substance Major component

Bahan Komponen utama

A Glass Cupronickel

Kaca Kupronikel

B Ceramic Aluminium silicate

Seramik Aluminium silikat

C Polymer Silicon oxide

Polimer Silikon dioksida

D Alloy Iron(III) oxide

Aloi Ferum(II) oksida

9. Kaolin is used to make porcelain. A substance is added to kaolin to harden it.
What is the substance?
Kaolin digunakan untuk membuat porselin. Satu bahan ditambah kepada kaolin
untuk menambahkan kekerasannya. Apakah bahan itu?

A silicone/ Silikon
B feldspar/ Feldspar
C sodium oxide/ Natrium oksida
D calcium carbonate/ Kalsium karbonat

10. Which of the following substance can be used to differentiate ethane from
ethane?
Antara bahan berikut yang manakah boleh digunakan untuk membezakan antara
etana dengan etena?

A lime water/ Air kapur
B bromine water/ Air bromin
C dilute sulphuric acid/ Asid sulfurik cair
D sodium hydroxide solution/ Larutan natrium hidroksida

11. What are the products formed when ethanol burns completely in excess air?
Apakah hasil-hasil yang terbentuk apabila etanol terbakar dengan lengkap dalam
udara berlebihan?

A water and carbon dioxide gas
Air dan gas karbon dioksida

B water, carbon and carbon dioxide gas
Air, karbon dan gas karbon dioksida

C water, carbon monoxide and carbon dioxide
Air, gas karbon monoksida dan gas karbon dioksida

D water, carbon, carbon monoxide gas and carbon dioxide gas
Air, karbon, gas karbon monoksida dan gas karbon dioksida

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12. The following chemical equation shows the conversion of ethanol to ethane
Persamaan kimia berikut menunjukkan penukaran etanol kepada etena.

C2H5OH piece of porcelain C2H4(g) + H20(l)
Heat

C2H5OH Serpihan porselin C2H4(g) + H2O(ce)
Pemanasan

What is the name of the process shown by the above equation?
Apakah nama proses yang ditunjukkan oleh persamaan di atas?

A dehydration/ Pendehidratan
B oxidation/ Pengoksidaan
C reduction/ Penurunan
D fermentation/ Penapaian

13. Perfume contains esters. Which of the following is a property of an ester?
Minyak wangi mengandungi ester. Antara berikut, yang manakah sifat ester?

A dissolves in water/ Larut dalam air
B low boiling point/ Takat didih rendah
C denser than water/ Lebih tumpat daripada air
D can conduct electricity/ Boleh mengkonduksikan arus elektrik

14. The rate of reaction for the decomposition of hydrogen peroxide decreases
with time because
Kadar tindak balas bagi penguraian hidrogen peroksida berkurang dengan masa
kerana

A product of reaction decreases
hasil tindak balas berkurang

B temperature of hydrogen peroxide decreases
suhu hidrogen peroksida berkurang

C volume of hydrogen peroxide decreases
isi padu hidrogen peroksida berkurang

D concentration of hydrogen peroxide decreases
kepekatan hidrogen peroksida berkurang

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15. Which of the following is a redox reaction?
Antara tindak balas berikut yang manakah tindak balas redoks?
A displacement/ Penyesaran
B esterification/ Pengesteran
C Neutralization/ Peneutralan
D Double decomposition/ Penguraian dubel

16. Which of the following neutralization reactions releases the least heat?
Antara tindak balas peneutralan berikut yang manakah membebaskan haba yang
paling kurang?
A nitric acid and sodium hydroxide

Asid nitrik dan natrium hidroksida
B sulphuric acid and sodium hydroxide

Asid sulfurik dan kalium hidroksida
C Ethanoic acid and sodium hydroxide

Asid etanoik dan natrium hidroksida
D hydrochloric acid and potassium hydroxide

Asid hidroklorik dan kalium hidroksida

17. Which of the following is the function of an analgesic?
Antara berikut yang manakah fungsi ubat jenis analgesik?
A to calm down the emotion of the patient

Menenangkan emosi pesakit
B to treat asthma

Merawat penyakit asma
C to relieve pain

Melegakan rasa sakit
D to destroy bacteria

Membunuh bakteria

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Paper 1SPM 2004

18. The information shows a part of the structural formula of a soap molecule
Maklumat menunjukkan sebahagian daripada formula struktur bagi satu molekul
sabun

CH3(CH2)14COO-

Which of the following is the name of that part?
Antara berikut yang manakah nama bagi bahagian itu?

A lauric/ Laurik
B glycerol/ Gliserol
C palmitate/ Palmitat
D alkylbenzene/ Alkilbenzena

19. The following equation represents a neutralization reaction
Persamaan berikut mewakili suatu tindak balas peneutralan.

Acid + base → salt + water
Asid + Bes → Garam + Air

Which pairs are reactants in neutralizations reactions?
Pasangan manakah adalah bahan tindak balas dalam tidak balas peneutralan?

I sulphuric acid + sodium hydroxide
Asid sulfurik + Natrium hidroksida

II hydrochloric acid + solid copper (II) oxide
Asid hidroklorik + Pepejal kuprum(II) oksida

III sulphuric acid + solid calcium carbonate
Asid sulfurik + Pepejal kalsium karbonat

IV hydrochloric acid + potassium carbonate solution
Asid hidroklorik + Larutan kalium karbonat

A I and II only/ I dan II sahaja
B I and IV only/ I dan IV sahaja
C II and III only/ II dan III sahaja
D III and IV only/ III dan IV sahaja

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Paper 1SPM 2004

20. Which of the following ions form a white precipitate that dissolves in excess
sodium hydroxide solution?
Antara ion-ion berikut yang manakah membentuk mendakan putih yang larut
dalam larutan natrium hidroksida berlebihan?

I Al3+
II Mg2+
III Pb2+
IV Zn2+

A I and II only/ I dan II sahaja
B II and IV only/ II dan IV sahaja
C I, II and III only/ I, II dan III sahaja
D I, III and IV only/ I, III dan IV sahaja

21. The diagram shows the atomic symbol of element X.
Gambar rajah menunjukkan simbol atom bagi unsur X.

X23

11

Which of the following is true about the subatomic particles of element X?
Antara berikut yang manakah benar tentang zarah subatom bagi unsur X?

Proton number Nucleon number Electron configuration

Nombor Proton Nombor Nukleon Konfigurasi Elektron

A 11 23 2.8.1

B 11 23 2.8.8.5

C 23 11 2.8.1

D 23 11 2.8.8.1

22. The table shows the number of protons, electrons and neutrons of atoms Q

and R.
Jadual menunjukkan bilangan proton, elektron dan neutron bagi atom Q dan atom
R.

Atom Proton Number Neutron
Atom Proton Bilangan Neutron

Q 11 Electron 12
R Elektron
12 12
11

12

Which of the following is true about atoms Q and R?
Antara berikut, yang manakah benar tentang atom bagi unsur Y dan unsur Z?

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Paper 1SPM 2004

A R can for diatomic molecule
Jisim satu atom Z ialah 16 g

B Q and R have the same chemical properties
Bilangan proton dalam atom Y ialah 80

C R reacts with Q to form an ionic compound
5 mol Z mempunyai jisim yang sama dengan 1 mol Y

D Q reacts with water to release hydrogen
Ketumpatan satu atom Y adalah 5 kali ganda ketumpatan satu atom Z

23. The table shows the relative atomic mass of elements Y and Z.
Jadual menunjukkan jisim atom relatif bagi unsur Y dan unsur Z.

Element Relative atomic mass
Unsur Jisim Atom Relatif

Y 80

Z 16

Which of the following is true about the atoms of elements Y and Z?
Antara berikut, yang manakah benar tentang atom bagi unsur Y dan unsur Z?

A mass of one atom of Z is 16 g
Jisim satu atom Z ialah 16 g

B the number of protons in atom Y is 80
Bilangan proton dalam atom Y ialah 80

C 5 moles of Z have the same mass as 1 mole of Y
5 mol Z mempunyai jisim yang sama dengan 1 mol Y

D the density of one atom of Y is 5 times that of an atom of Z.
Ketumpatan satu atom Y adalah 5 kali ganda ketumpatan satu atom Z

24. The information shows the sub-atomic particles of atom W.
Maklumat berikut menunjukkan subatom bagi atom W.

• Electron configuration 2.1
Konfigurasi elektron 2.1

• Number of protons 3
Bilangan proton 3

• Number of neutrons 4
Bilangan neutron 4

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Paper 1SPM 2004
Which of the following diagrams shows an atom W?
Antara gambar rajah berikut yang manakah menunjukkan satu atom W?
A

3p + 4n

B
3p + 4n

C
3p + 3e

D
3p + 3e

25 the diagram shows the electron arrangement of a compound formed between
atoms P and Q.

Gambar rajah menunjukkan susunan elektron bagi sebatian yang terbentuk
antara atom P dengan atom Q.

Q
Q

XX
P

X
Q

Which of the following statements is true about the compound? aDaZ Jan18
Antara pernyataan berikut yang manakah benar tentang sebatian itu?

10

Paper 1SPM 2004

A it is an ionic compound
Sebatian itu adalah sebatian ion

B the compound is formed by covalent bonds
Sebatian itu terbentuk melalui ikatan kovalen

C the compound has a high boiling point
Sebatian itu mempunyai takat didih yang tinggi

D the compounds is formed by electron transfer
Sebatian itu terbentuk melalui pemindahan elektron

26. The diagram shows the set-up of the apparatus used to electroplate an iron
key with copper.

Gambar rajah menunjukkan susunan radas yang digunakan untuk menyadur
kunci besi dengan kuprum.

What is observed at the anode and cathode after 30 minutes?
Apakah yang diperhatikan di anod dan di katod selepas 30 minit?

Anode Cathode

Anod

A Brown deposits formed Copper foil becomes thicker

Enapan perang terbentuk Kepingan kuprum menjadi tebal

B copper foil becomes thinner Brown deposits formed

Kepingan kuprum menjadi nipis Enapan perang terbentuk

C Brown deposits formed Gas bubbles released

Enapan perang terbentuk Gelembung gas terbebas

D Copper foil becomes thinner Gas bubbles released

Kepingan kuprum menjadi nipis Gelembung gas terbebas

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27. The diagram shows the electron shells in the substance formed between
atoms of hydrogen and Y.
Gambar rajah menunjukkan petala elektron dalam sebatian yang terbentuk antara
atom hidrogen dengan atom Y.

H

HYH

H
What is the electron configuration of atom Y?
Apakah konfigurasi elektron bagi atom Y?
A 2.4
B 2.8
C 2.8.4
D 2.8.8

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28. The figure shows the structural formula of pent-1-ene.
Rajah menunjukkan formula struktur bagi pent-1-ena.

H HH H H
| || | |
H–C=C–C–C–C–H

|||
HH H

Which of the following are structural formulae and correct names for isomers of
pent-1-ene?
Antara berikut yang manakah formula struktur dan nama yang betul bagi isomer
Pent-1-ena?

I
HH H HH
|| | | |

H–C-C= C–C–C–H
| ||
H HH
Pent- 2 – ene/ Pent-2-ena

II
H
|

H–C-H
|

H H| H
||||
H–C=C–C–C–H

||
HH

3 – metylbut-1 – ene/ 3-metilbut-1-ena
III

H HHH
| || |
H – C - C= C – C – H
||
HH

Pent – 3 ene/ Pent-3-ena
IV

H H HH
| |||
H–C-C=C–C–C–H

| ||
| HH
|
H- C - H
|
H

2 – metylbut-2-ene/ 2-metilbut-2-ena

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Paper 1SPM 2004

A I and IV only/ I dan IV sahaja
B II and III only/ II dan III sahaja
C I, II and IV only/ I, II dan IV sahaja
D I, II, III and IV/ I, II, III dan IV

29. The table shows the results of a reaction between halogen and halide solution
to determine the reactivity of the halogen.
Jadual menunjukkan keputusan tindak balas antara halogen dengan larutan

halida untuk menentukan kereaktifan halogen.

Halogen Chlorine Bromine Iodine
Halogen Klorin Bromin Iodin
Halide solution
Larutan halida Reaction occurs Reaction occurs No reaction
Potassium bromide Tindak balas Tindak balas Tiada
Kalium bromida berlaku berlaku tindak balas
Reaction occurs
Potassium iodide Tindak balas
Kalium iodida berlaku

The reactivity series of halogens in descending order is
Susunan kereaktifan halogen mengikut tertib menurun ialah

A bromine, chloride, iodide/ bromin, klorin, iodin
B chloride, bromide, iodide/ klorin, bromin, iodin
C iodine, bromine, chloride/ iodin, bromin, klorin
D iodide, chloride, bromine/ iodin, klorin, bromin

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30. An experiment is carried out to study the rate of reaction between marble and

hydrochloric acid to produce carbon dioxide gas.
Satu eksperimen dijalankan untuk mengkaji kadar tindak balas antara marmar
dengan asid hidroklorik untuk membebaskan gas karbon dioksida.

Experiment Substance
Eksperimen Bahan

I Excess marble and 50.0 cm3 of 2 mol dm3 hydrochloric
Marmar berlebihan dengan 50.0 cm3 asid hidroklorik 2 nol dm-3
II
Excess marble and 50.0 cm3 of 1 mol dm3 hydrochloric
Marmar berlebihan dengan 100.0 cm3 asid hidroklorik 1 mol dm-3

Which of the following graphs represents the two experiments?
Antara keputusan berikut yang manakah mewakili keputusan bagi kedua-dua

eksperimen itu?

A
Volume of carbon dioxide/ cm3

I

II
times/s

B II
Volume of carbon dioxide/ cm3 I

C times/s
Volume of carbon dioxide/ cm3
I
II

times/s

D
Volume of carbon dioxide/ cm3

I
II

times/s

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31. The diagram represents the structural formula of a carbon compound.
Rajah mewakili formula struktur bagi suatu sebatian karbon.

HH HO HH

| | | || ||

H–C–C–C–C–O–C–C–H

| || ||

H HH HH

The compound is produced by the reaction between
Sebatian ini terhasil daripada tindak balas antara

A ethanol and propanoic acid/ etanol dengan asid propanoik
B ethanol and butanoic acid/ etanol dengan asid butanoik
C propanol and ethanoic acid/ propanol dengan asid etanoik
D butanol and ethanoic acid/ butanol dengan asid etanoik

32. Which of the following reactions shows that copper is oxidised?
Antara tindak balas berikut yang manakah menunjukkan kuprum dioksidakan?

A Reaction of zinc with copper(II) oxide
Tindak balas zink dengan kuprum(II) oksida

B reaction of copper with silver nitrate solution
Tindak balas kuprum dengan larutan argentum nitrat

C electrolysis of copper(II) sulphate solution by using carbon electrodes
Elektrolisis larutan kuprum(II) sulfat dengan menggunakan elektrod karbon

D chemical cell with copper and zinc electrodes in dilute sulphuric acid
Sel kimia yang terdiri daripada elektrod kuprum dan elektrod zink dalam
asid sulfurik cair

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33. The diagram shows the set-up of the apparatus for a displacement reaction.
Rajah menunjukkan susunan radas bagi tindak balas penyesaran.

Silver nitrate solution

Copper plate

What is observed after 10 minutes?
Apakah yang diperhatikan selepas 10 minit?

A Gas bubbles are released
Gelembung gas terbebas

B brown deposits formed
Enapan perang terbentuk

C the solution turns blue
Warna larutan menjadi biru

D the copper plate becomes thicker
Kepingan kuprum menjadi tebal

34. The following equation shows the reaction between Ag+ and Cl- ions.
Berikut adalah persamaan bagi tindak balas antara ion

Ag+(aq) + Cl-(aq) → AgCl(s) , H = -65 kJ mol-1
Ag+(ak) + Cl-(ak) → AgCl(p) , ∆H = -65 kJ mol-1

Which of the following is true about the above equation?
Antara berikut yang manakah benar tentang persamaan di atas?

A endothermic reaction occurs
Tindak balas endotermik berlaku

B heat is released to the surroundings
Haba dibebaskan ke persekitaran

C the temperature of the product decreases
Suhu hasil tindak balas berkurang

D 65 kJ of heat absorbed when 1 mole of silver chloride is formed
65 kJ haba diserap apabila 1 mol argentum klorida terbentuk

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35. The table shows the heat of combustion of three alcohols.
Jadual menunjukkan haba pembakaran bagi tiga alkohol.

Alcohol Heat of combustion/ kJ mol-1
Alkohol Haba pembakaran/kJ mol-1

CH3OH 710
C2H5OH - 1 370

C4H9OH - 2 670

Which of the following factors increases the heat of combustion of alcohols?
Antara faktor berikut. Yang manakah menambahkan haba pembakaran alkohol?

A size of molecules decreases
Saiz molekul berkurang

B number of carbon atoms per molecule increases
Bilangan atom karbon per molekul bertambah

C number of oxygen atoms per molecule increases
Bilangan atom oksigen per molekul bertambah

D number of hydrogen atoms per molecule decreases
Bilangan atom hidrogen per molekul berkurang

Keluar dah silibus
36. Gambar rajah menunjukkan satu lapisan minyak berbetuk silinder, berapakah
ketebalan lapisan minyak itu?

A. 2.0 x 10-7 cm C. 5.0 x 106 cm
B. 5.0 x 10-6 cm D. 2.0 x 107 cm

37. What is the number of molecules in 1 mole of ammonia, NH3?
[Avogadro constant = 6.0 X 1023 mol-1]
Berapakah bilangan molekul dalam 1 mol ammonia, NH3?

[Pemalar Avogadro = 6.0 x 1023 mol-1]

A 1.5 X 1023 molecules/ molekul
B 6.0 X 1023 molecules/ molekul
C 1.2 X 1024 molecules/ molekul
D 2.4 X 1024 molecules/ molekul

38. A compound with formula X2CO3 has a relative formula mass of 138.

What is the relative atomic mass of X?
Use the information that the relative atomic mass of C =12 and O =16.
Satu sebatian berformula X2CO3 mempunyai jisim formula relatif 138. Berapakah
jisim atom relatif bagi X?
Gunakan maklumat jisim atom relatif C = 12 dan O = 16.

A 39
B 69

C 78

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D 110

39. The diagram shows the set-up of the apparatus of a simple chemical cell.
Gambar rajah menunjukkan susunan radas sebuah sel kimia ringkas.

V

Metal Y

Metal X

Copper (II) sulphate
solution

What are metal X and Y?
Apakah logam X dan logam Y?

Metal X Metal Y

Logam X Logam Y

A Aluminium Magnesium

Aluminium Magnesium

B Lead Aluminium

Plumbum Aluminium

C Aluminium Copper

Aluminium Kuprum

D Lead Zinc

Plumbum Zink

40. The equation shows the reaction between sulphuric acid and sodium

hydroxide.

Persamaan menunjukkan tindak balas antara asid sulfurik dan natrium

hidroksida.

H2SO4 + 2NaOH Na2SO4 + 2H2O

What is the volume of 1.0 mol dm-3 sodium hydroxide solution which can

neutralize 25.0 cm3 of 1.0 mol dm-3 sulphuric acid?
Berapakah isi padu larutan natrium hidroksida 10 mol dm-3 yang boleh
meneutralkan 25.0 cm3 asid sulfurik 1.0 mol dm-3?

A 12.5 cm3

B 25.0 cm3
C 50.0 cm3
D 75.0 cm3

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41. The table shows the mass of elements M and O in an oxide, and the relative
atomic mass of elements M and O.

Jadual menunjukkan jisim bagi unsur M dan atom O dalam sebatian oksidanya
dan jisim atom relatif bagi unsur M dan unsur O.

Element MO
Unsur 5.6 2.4
56 16
Mass/g
Jisim/g

Relative atomic mass
Jisim atom relatif

The empirical formula for oxide of M is
Formula empirik bagi oksida M ialah

A M2O3
B M2O
C MO2
D MO

42. A restaurant owner wants to use colourful electric lamps to attract

customers.
Seorang pemilik restoran ingin menggunakan lampu elektrik yang berwarna warni
untuk menarik perhatian pelanggan

Which of the following substance A, B, C or D in the Periodic Table is suitable to

be used in the lamps?
Antara unsur A, B, C dan D dalam jadual Berkala berikut yang manakah sesuai
digunakan untuk lampu itu?

A D
B C

43. The ionic formulae of elements X and Y are as follows:
Formula ion bagi unsur X dan Y adalah seperti berikut:

X3+ Y2-

The compound formed form the reaction of ions of elements X and Y has the
formula X2Y3. Which of the following ionic equations represents the reaction?
Sebatian yang terbentuk daripada tindak balas antara ion unsur X dan ion unsur
Y mempunyai formula X2Y3. Antara persamaan ion berikut yang manakah
mewakili tindak balas itu?

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A X3+ + Y2- X2Y3
X2Y3
B 2X + 3Y X2Y3
C 2X3+ + 3Y2- X2Y3

D 3X3+ + 2Y2-

44. 3.2 g of copper (II) oxide powder is reacted with excess dilute nitric acid.
What is the mass of copper (II) nitrate formed in the reaction?
Use the information that the relative atomic mass of N = 14, O=16 and Cu = 64.
3.2 g serbuk kuprum(II) oksida ditindakbalaskan dengan asid nitrik cair yang
berlebihan. Berapakah jisim kuprum(II) nitrat yang terbentuk dalam tindak balas
itu? Gunakan maklumat atom relatif N = 14, O = 16 dan Cu = 64.

A 3.76 g
B 4.96 g
C 5.04 g
D 7.52 g

45. The reaction between hydrochloric acid and zinc produces hydrogen gas. The
reaction is complete in 50 seconds and the maximum volume of gas produced is
25 cm3. What is the average rate of the reaction?
Tindak balas antara asid hidroklorik dengan zink menghasilkan gas hidrogen.
Tindak balas lengkap dalam masa 50 saat dan isi padu maksimum gas ialah 25
cm3. Berapakah purata kadar tindak balas itu?

A 0.5 cm3 s-1
B 1.0 cm3 s-1
C 2.0 cm3 s-1
D 4.0 cm3 s-1

46. The table shows the mass of sulphur trioxide formed at different temperature

during the Contact process.
Jadual menunjukkan jisim sulfur trioksida yang terbentuk pada suhu berlainan
semasa proses Sentuh.

Temperature/ C 300 400 500 600
Suhu/oC
350 200 120 100
Mass of sulphur trioxide / kg
Jisim sulfur trioksida/kg 5 hours 2 hours 6 minutes 9 minutes

Time taken 5 jam 2 jam 6 jam 9 jam
Masa diambil

At what temperature is the production rate of sulphur trioxide the highest?
Pada suhu berapakah kadar penghasilan sulfur trioksida paling tinggi?

A 300 C
B 400 C
C 500 C

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D 600 C

47. What is the oxidation number of manganese in the ion MnO4-?
Apakah nombor pengoksidaan mangan dalam ion MnO4-?

A +2
B +3
C +7
D +8

48. Yogurt is prepared by adding 20.0 cm3 of lime juice into 200.0 cm3 of fresh
milk. It is found that the temperature of the yogurt increases by 2.0 C.
What is the total amount of heat released?
Use the information that the specific heat capacity of yogurt = X Jg-1C-1.
Assume that 1 cm3 of solution is equal to 1 gram of solution.
Yogurt disediakan dengan mencampurkan 20.0 cm3 jus limau ke dalam 200.0 cm3
susu segar. Didapati suhu yogurt meningkat sebanyak 2.0 OC. Berapakah jumlah
haba yang dibebaskan?
Gunakan maklumat muatan haba tentu yogurt = X J g-1 C-1. Anggapkan 1 cm3
larutan sama dengan 1 gram larutan.

A 40X J
B 220X J
C 400X J
D 440X J

49. The following equation shows the combustion of heptene, C7H16 in excess
oxygen.
Persamaan tindak balas berikut menunjukkan pembakaran heptana, C7H16’ dalam
oksigen berlebihan.

C7H16(l) + 11O2(g) → 7CO2(g) + 8H2O(l) ; H = -5 512 kJmol-1
C7H16(ce) + 11O2(g) → 7CO2(g) + 8H2O(ce) ; ∆H = -5512 kJ mol-1

The combustion of heptene in excess oxygen releases 1 378 kJ of energy. What is
the mass of heptene used?
Use the information that the relative atomic mass of H =1 and C =12
Pembakaran heptana dalam oksigen berlebihan membebaskan 1378 kJ tenaga
haba. Berapakah jisim heptana yang digunakan? Gunakan maklumat jisim atom
relatif H = 1 dan C = 12.

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A 25.0g

B 36.0 g
C 77.0 g

D 88.0 g

50. The table shows information about three simple cells.
Jadual menunjukkan maklumat bagi tiga sel ringkas.

Pair of metals Potential difference/ V Metal at negative terminal
Pasangan logam Beza keupayaan/V Logam pada terminal negatif
0.45
X and copper X
X dan kuprum 1.30
Y
Y and copper 0.56
Y dan kuprum Cu

Z and copper
Z dan kuprum

What is the potential difference of the pair of metals Y and Z ?
Apakah nilai beza keupayaan bagi pasangan logam Y dan logam Z?

A 0.85

B 1.01
C 1.86
D 2.31

Kertas Soalan Tamat

23 aDaZ Jan18