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PEPERIKSAAN AKHIR TAHUN 2010 TINGKATAN 4 4541/1CHEMISTRY
Kertas 1
Oktober
1 ¼ jam Satu jam lima belas minit
JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU
INFORMATION FOR CANDIDATES MAKLUMAT UNTUK CALON
1. This question paper consist of 50 questions
Kertas soalan ini mengandungi 50 soalan.
2. Answer all questions. Jawab semua soalan3. Each question is followed by four alternative answer, A, B, C or D. for each question.
Choose one answer only. Blacken your answer on the objective answer sheet.
Tiap-tiap soalan diikuti oleh empat pilihan jawapan, iaitu A , B , C dan D. Bagi setiap soalan, pilih satu jawapan sahaja. Hitamkan jawapan anda pada kertas jawapan
objektif yang disediakan.
4. If you wish to change your answer, erase the blackened mark that you have made.Then blacken the new answer.
Jika anda hendak menukar jawapan, padamkan tanda yang telah dibuat. Kemudian
hitamkan jawapan yang baru.5. The diagram in the questions provided are nit drawn to scale unless stated.
Rajah yang mengiringi soalan tidak dilukis mengikut skala kecuali dinyatakan.
6. You may use a non-programmable scientific calculator.
Anda dibenarkan menggunakan kalkulator saintifik yang tidak boleh diprogram.
Disediakan oleh: Disemak oleh:
____________ ____________
(En. Adnan Md Zain) (Mr. Henry Leng)Guru mata pelajaran Ketua Panitia Chemistry
Chemistry
Kertas soalan ini mengandungi 17 halaman bercetak
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1. Which of the following substances contain molecules except?
Antara berikut, manakah bahan terdiri daripada molekul kecuali?
A Zinc
B Ethanol
C Sodium chloride
D Magnesium oxide
2. Which of the following is the correct formula for barium hydroxide?
Antara berikut, manakah benar tentang formula barium hidroksida?
A BaOH
B Ba2OH
C Ba(OH)2
D BaOH2
3. Which of the following set of elements consist of all non metals?
Antara berikut, manakah set unsur terdiri daripada bukan logam?
A Chlorine, Nitrogen and Sulphur B Oxygen, Hydrogen and Lithium
C Phosphorus, Lead and Carbon
D Carbon, Iodine and calcium
4. Which of the following compounds have electrostatic forces between the particles? Antara berikut, manakah sebatian mempunyai daya elektrostatik antara zarah?
A Ammonia
B Naphthalene
C Iodine
D Potassium oxide
5. Which of the following is the energy change that occurs in the process of electrolysis? Antara berikut, manakah perubahan tenaga yang berlaku dalam proses elektrolisis?
A electrical energy→ heat energy Tenaga elektrik →Tenaga haba
B potential energy→ chemical energy
Tenaga keupayaan →Tenaga kimia
C electrical energy→ chemical energy
Tenaga elektrik →Tenaga kimia
D chemical energy→ electrical energy
Tenaga kimia →Tenaga elektrik
6. The properties of acids are due to the presence of
Sifat asid wujud disebabkan kehadiran
A hydrogen ion
B hydroxide ions
C hydrogen atoms
D hydrogen molecules
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7. The element which does not form compound with other elements is likely to have
proton number of
Unsur manakah tidak membentuk sebatian dengan unsur lain biasanya mempunyainombor proton?
A 4
B 8C 10
D 16
8. Which of the following represents the electron arrangement for sodium chloride,
NaCl?
Antara berikut, manakah mewakili susunan elektron bagi Natrium Klorida, NaCl?
[Proton number; Na, 11; Cl, 17]
9. Electrolytes are able to conduct electricity because they
Elektrolit dapat mengalirkan elektrik kerana ia
A have low melting point and boiling point mempunyai takat lebur dan takat didih rendah
B contain freely moving ions
Mengandungi ion yang bergerak bebas
C contain freely moving electron Mengandungi elektron yang bergerak bebas
D contain freely moving molecule
Mengandungi molekul yang bergerak bebas
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10. Which of the following statement describes the property of hydrochloric acid?
Antara berikut, manakah pernyataan menerangkan sifat asid hidroklorik?
A It reacts with any metal to give hydrogen ia bertindak balas dengan sebarang logam menghasilkan hidrogen
B It liberates ammonia from ammonium salts
ia membebaskan ammonia daripada garam ammoniaC It causes colour of litmus paper to change from red to blue
ia menyebabkan warna kertas litmus bertukar daripada merah ke biru
D It reacts with any bases to produce a salt. ia bertindak balas dengan bes menghasilkan garam
11. The atoms P
15
31
andS
16
32
have the same
Atom P
15
31
danS
16
32
mempunyai kesamaan
A number of protons
B number of neutronsC number of electrons
D nucleon number
12. The ion of a newly discovered metal M has the ionic symbol M3+ . What will be the
formula of its chloride?
Ion yang baru dijumpai, logam M dengan simbol ion M3+. Apakah formulakloridanya?
A MCl
B M2Cl3
C MCl3
D M3Cl
13. The property of an element which cannot be predicted from the position of an
element in the Periodic Table of Elements is
Sifat unsur manakah tidak dapat ditentukan daripada kedudukan unsur dalam Jadual Berkala Unsur.
A the charge of its ion.
Cas bagi ion
B the formula of its oxide
Formula oksidanya
C the number of isotopes it has.
nombor isotopD the acidic or basic nature of its oxide.
Keasidan dan kebesan oksidanya
14. Table 1 shows the proton number of elements M and N.
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Jadual1 menunjukan nombor proton bagi unsur M dan N
Which of the following is true of the compound formed between elements M and N?
Antara berikut, manakah benar tentang sebatian terbentuk antara unsur M dan N?
Compound formula
Formula sebatianType of bond
Jenis ikatan
A MN Ionic bond
B MN Covalent bond
C M2 N3 Ionic bond
D M3 N2 Covalent bond
15. Which of the following voltaic cells produces the highest voltage? Antara berikut, manakah sel ringkas yang menghasilkan voltan tertinggi?
A Iron - copper cell
B Zinc - copper cell
C Aluminium - zinc cell
D Magnesium - copper cell
16. Zn(s) + H2SO4(aq) → ZnSO4(aq) + H2(g)
Based on the equation above we can conclude that[Relative atomic mass: Zn, 65; H,1; O,16; S, 32]
Berdasarkan persamaan di atas kita boleh simpulkan bahawa
I 1 mol of sulphuric acid will produce 1 mol of zinc sulphate 1 mol asid sulfurik menghasilkan 1 mol zink sulfida
II 1 mol of zinc will react with 1 mol of sulphuric acid
! mol zink bertindak balas dengan 1 mol asid sulfurik III 100 cm3
sulphuric acid 1 mol dm-3 will produce 16.1 g zinc sulphate if the zinc
used is in excess.
100 cm3 asid sulfurik 1 moldm-3 menghasilkan 16.1g zink sulfida jika zink
digunakan berlebihanIV The total volume of hydrogen gas liberated will be determined by the amount
of zinc and sulphuric acid reacted.
Jumlah isipadu gas hydrogen terbebas ditentukan oleh jumlah zink dan asid
sulfurik yang bertindakbalas.
A II and IV only
B I, II and III only
C I, III and IV only
D I, II, III and IV
17. How many molecules of bromine are there in 0.045 mol of bromine?
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Berapakah bilangan molekul bromin yang ada dalam 0.045 mol bromin?
[Avogadro Constant ; 6.02 X 1023 ]
A 2.7 X 1022
B 3.3 X 1023
C 7.9 X 1024
D 1.2 X 1025
18. An element X requires two electrons to form a stable negative ion. Which group is X
is located in the Periodic Table of Elements? Unsur X memerlukan dua elektron membentuk ion negatif stabil. Kumpulan manakah
X berada dalam Jadual Berkala?
A 2
B 16
C 17
D 18
19. The electron arrangement of atoms P and Q are 2.8.4 and 2.6 respectively.
Which of the following statement is true about the formation of a compound betweenP and Q?
Susunan elektron atom P dan Q ialah 2.8.4 dan 2.6.
Pernyataan manakah adalah benar bagi unsur P dan Q?
A Each atom Q receives an electron from one atom P Setiap atom Q menerima satu elektron dari atom P
B Each atom P receives four electrons from one atom Q
Setiap atom P menerima empat elektron dari atom Q
C Each atom P combines with two atoms Q by sharing of electrons
Setiap atom P bergabung dengan dua atom Q dengan berkongsi elektron
D Each atom P combines with one atom Q by transfer of electrons
Setiap atom P menerima empat elektron dari atom Q dengan pemindahanelektron
20. Silver nitrate solution of 1 mol dm-3 is electrolysed by using silver electrodes. Whichof the following half equations occur at the anode and cathode respectively?
Larutan argentum nitrat 1 moldm-3 dielektrolisis dengan menggunakan elektrod
argentum.manakah persamaan separuh di anod dan katod
21. Sulphuric acid is a diprotic acid because
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asid silfurik ialah asid diprotik kerana
A sulphuric acid has the properties of acid and also a dehydrating agent.
Asid sulfurik mempunyai sifat asid dan juga agen dihidrasi
B one mole of sulphuric acid can neutralise two moles of bases.
Satu mol asid sulfurik dboleh meneutralkan dua mol bes
C one molecule of sulphuric acid contains two moles OH-
ions. Satu mol asid sulfurik mengandungi dua mol ion OH -
D one molecule of sulphuric acid produces two H+ ions in water.
Satu mol asid sulfurik menghasilkan dua ion H + dalam air
22. The following equation represents the reaction between copper(II) oxide and nitric
acid.
Persamaan berikut mewakili tindak balas kuprum(II) oksida dan asid nitrik
CuO + 2HNO3 → Cu(NO3)2 + H2O
Calculate the mass of copper(II) nitrate formed when 6.4g of copper (II) oxide powder
reacts with excess nitric acid.
Kirakan jisim Kuprum(II) nitrit terbentuk apabila 6.4g serbuk kuprum(II) oksidabertindak balas dengan asid nitrik berlebihan
[ Relative atomic mass: Cu,64; N,14; O,16]
A 4.96g
B 5.04g
C 7.52g
D 15.04g
23. An element represented by the symbol X7
3
Satu unsur diwakili dengan simbol X7
3
A has three valence electrons mempunyai tiga elektron valens
B forms a positively charged ion.
membentuk ion bercas positif
C is located in Group 17 of the Periodic Table.
terletak dalam Kumpulan 17 di dalam Jadual Berkala
D has 3 protons and 7 neutrons. mempunyai 3 proton dan 7 neutron
24. Which of the following locations are correct of an element with a proton number of 7in the Periodic Table of Elements?
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Manakah lokasi berikut benar tentang unsur dengan nombor proton 7 dalam Jadual
Berkala Unsur?
I Period 2II Period 5
III Group 15
IV Group 2A I and III only
B II and IV only
C I and IV only
D II and III only
25. Substance X in the molten form is electrolysed using carbon electrodes. After 10minutes, a brown solid is deposited at the cathode and a greenish yellow gas is
released at the anode. What is substance X?
Sebatian X lebur dielektrolisis dengan elektrod karbon. selepas 10 minit, pepejal perang termendap di katod dan gas kuning kehijauan terbebas di anod. Apakah
bahan X?
A Lead (II) chloride
B Lead (II) bromide
C Copper (II) bromide
D Copper (II) chloride
26. Which of the following solutions has the lowest pH value?
Larutan manakah mempunyai pH terendah?
A 0.1 mol dm-3 sulphuric acid, H2SO4
B 0.1 mol dm-3 ethanoic acid, CH3COOH
C 1.0 mol dm-3 aqueous ammonia, NH4OH
D 1.0 mol dm-3 sodium hydroxide solution, NaOH
27.
Zn + 2HCl → ZnCl2 + H2
Based on the equation above, calculate the volume of hydrogen gas released at room
conditions when 1.3 g of zinc powder reacts with excess hydrochloric acid. Berdasarkan persamaan di atas, kirakan isipadu gas terbebas pada keadaan bilik
apabila 1.3 g serbuk zink bertindak balas dengan asid hidroklorik berlebihan.
[ Molar volume : 24 dm3mol-1 at room conditions, Relative atomic mass: H,1;
Cl, 35.5; Zn, 65]
A 120 cm3
B 240 cm3
C 360 cm3
D 480 cm3
28. A hydrocarbon has the empirical formula of CH3 with a molar mass of 30 g mol -1.
Which of the following is the molecular formula of the hydrocarbon?
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Hidrokarbon dengan formula empirikal CH 3 dengan jisim molar 30 gmol -1.
Manakah berikut, formula molekul dengan hidrokarbon?
[Relative atomic mass : H, 1; C,12 ]
A CH3
B C2H6
C C3H9D C4H12
29. Diagram 4 below shows the set up of the apparatus for the electrolysis of concentrated sodium chloride solution.
Rajah 4 menunjukkan susunan radas bagi elektrolisis dengan kepekatan larutan
natrium klorida.
Which of the following formulas shows the products formed at the anode and thecathode respectively?
Antara berikut, manakah formula menunjukan hasil yang terbentuk dengan anod
dan
katod?
30. Nitrogen gas burns with oxygen gas to produce nitrogen dioxide. Which of the
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following is the equation for the combustion of nitrogen gas ?
Gas nitrogen terbakar dalam oxygen menghasilkan nitrogen dioksida. Antara
persamaan berikut menunjukkan pembakaran nitrogen gas?
A 2N (g) + O2 (g) →2N2O(g)
B 2N2 (g) + 2O2 (g) → 2NO2(g)
C 4N (g) + O2 (g) → 2N2O(g)D N2 (g) + 2O2 (g) → 2NO2(g)
31. What is the formula of the ionic compound formed from the formulae ions R +
and S3- ?
Apakah formula bagi sebatian ionic yang terbentuk daripada ion R+ dan S 3-?
A RS3
B RS
C R 3S
D R 3S3
32. 3.2 g of copper (II) oxide powder reacts with excess dilute nitric acid3.2 g serbuk kuprum (II) oksida bertindak balas dengan asid nitrik cair
CuO + 2HNO3 →Cu(NO3)2 + H2O
What is mass of copper (II) nitrate formed in the reaction?[Relative atomic mass : Cu ; 64, O ;16 , N ;14, H ;1]
Apakah jisim bagi kuprum (II) nitrat yang terbentuk daripada persamaan?
[Jisim atom relatif : Cu ; 64, O ;16 , N ;14, H ;1]
A 3.76
B 4.96
C 5.04
D 7.52
33. The pH value of an acid depends on
Nilai pH suatu asid bergantung kepada
A the concentration of the hydrogen ions.
kepekatan ion-ion hidrogen.
B the solubility of the acid in water.
keterlarutan asid di dalam air.
C the number of hydrogen atoms in the molecule of the acid.
bilangan atom hidrogen di dalam molekul acid.
D the temperature of the acid solution.suhu larutan asid.
34. Diagram 13 shows the pH value of the solutions P, Q, R, S and T.
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Rajah 13 menunjukkan nilai-nilai PH bagi larutan-larutan P, Q, R, S dan T .
Diagram 13
Rajah 13What is the probable solution of P, Q, R, S and T ?
Apakah kemungkinan larutan bagi P, Q, R, S dan T.
35. Which of the following statements is true about ethanoic acid?
Antara berikut, manakah antara pernyataan berikut benar tentang asid etanoik .A It dissociates totally in water.
Ia tercerai dengan lengkap di dalam air.
B It reacts with marble to form carbon dioxide gas and hydrogen gas.Ia bertindak balas dengan marmar untuk membentuk gas karbon dioksida dan
gas hidrogen.C It reacts with magnesium to form hydrogen gas.
Ia bertindak balas dengan magnesium untuk menghasilkan gas hidrogen.
D It reacts with an alkali to produce salts only.
Ia bertindak balas dengan alkali untuk menghasilkan garam sahaja.
36.4.0cm3 of sulphuric acid, H2SO4 is required to completely neutralise 20.0cm3 of 0.1
moldm-3 sodium hydroxide solution, NaOH. what is the concentration of sulphuricacid?
4.0 cm3 asid sulfurik, H 2SO4 diperlukan bagi meneutralkan 20.cm3 0.1moldm-3
larutan natrium hidroksida, NaOH. apakah kepekatan asid sulfurik?[Relative atomic mass: H=1, O=16, S=32]
A 24.5gdm-3
B 49.0gdm-3C 73.5gdm-3
D 98.0gdm-3
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37.
Which of the following elements may be D?
Antara berikut, manakah unsur yang mungkin bagi D?A Phosphorus
B Magnesium
C Aluminium
D Sulphur
38. X, Y and Z are three different elements in the same period of The Periodic Table of
the Elements. X is a non metal, Y is a metal and Z is a transition metal.Which is the correct order of these elements in The Periodic Table of Elements across
the period from left to right?
X ,Y dan Z adalah tiga unsur berlainan dalam kala yang dalam Jadual Berkala
Unsur. X ialah bukan logam, Y ialah logam dan Z ialah logam peralihan. Manakah susunan betul di dalam Jadual Berkala daripada kiri ke kanan?
A X, Y, Z
B X, Z, Y
C Y, Z, X
D Z, Y, X
39. The diagram shows the set up of the apparatus for an experiment to determine the
empirical formula of a metal oxide.
Rajah menunjukan susunan radas experimen untuk menentukan formula impirikaoksida logam.
Which of the following information is not needed to determine the empirical
formula of the metal oxide? Antara berikut, manakah maklumat yang tidak diperlukan bagi menentukan formula
impirika oksida logam?
A Mass of the metal oxide Jisim oksida logam
B Mass of the hydrogen
jisim hidrogen
C Mass of the oxygen Jisim oksigen
D Mass of the metals
Jisim logam
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40. In the electrolysis of 2.0 moldm-3 copper (II) chloride solution using carbon
electrodes, the ions that are selectively discharged at the cathode and anode are
Di dalam elektrolisis 2.0 moldm-3 larutan kuprum(II) klorida menggunakan elektrokarbon, ion manakah dipilih untuk dinyahcas di katod dan anod?
41. The diagram shows a test tubes containing ammonia solution.
Rajah menunjukan tabung uji mengandungi larutan ammonia.
What is the colour of the solution?
Apakah warna larutan?
A Orange
B YellowC Blue
D Red
42. The chemical equation below shows the reaction between ammonia and copper (II)
oxide. Persamaan kimia di bawah menunjukan tindak balas antara ammonia dan
kuprum(II) oksida.
What are the values of a, b, c, d and e?Apakah nilai bagi a, b, c, d dan e?
A 2, 2, 1, 3, 3
B 2, 3, 1, 3, 3
C 2, 3, 1, 3, 1
D 2, 3, 2, 3, 3
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43. Which of the following shows the number of protons of an element in Group 1 of the
Periodic Table of the Elements?
Antara berikut, manakah nombor proton bagi unsur kumpulan 1 dalam Jadual Berkala Unsur?
A 3
B 7C 13
D 17
44. The following equation represents a neutralization reaction.
Berikut persamaan mewakili proses peneutralan.
Which pairs are reactants in the neutralization reactions?
Manakah pasangan bahan tindak balas di dalam proses peneutralan?I Sulphuric acid + Solid calcium carbonate
II Hydrochloric acid + solid copper (II) oxide
III Sulphuric acid + sodium hydroxideIV Hydrochloric acid + Potassium carbonate solution
A I and III only
B I and IV only
C II and III only
D II and IV only
45. Diagram shows the formula of the sulphate of metal L. Rajah menunjukan formula sulfida logam L.
What is the formula of the nitrate of metal L?
Apakah formula nitrat bagi logam L?
A L(NO3)3
B L(NO3)2
C L2 NO3
D LNO3
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46. The diagram shows the set-up of the apparatus of simple voltaic cell. The reading on
the voltmeter is 0.3 V.
Rajah menunjukan susunan radas sel ringkas. Bacaan voltmeter ialah 0.3V.
Which of the following will increase the reading on the voltmeter? Antara berikut, manakah akan meningkatkan bacaan voltmeter?
I Increase the volume of iron (II) sulphate solution
Peningkatan isipadu larutan ferum(II) sulfidaII Substitute the iron plate with a silver plate
Menukarkan kepingan ferum dengan kepingan argentum
III Use a more dilute iron (II) sulphate solution
Menggunakan larutan ferum (II) sulfida cair IV Substitute the zinc plate with a magnesium plate
Menggantikan kepingan zink dengan kepingan magnesium
A I and II only
B I and III only
C II and IV only
D II, III and IV only
47. Which of the following is true about a strong acid?
Antara berikut, manakah benar tentang asid kuat?
A Unable to neutralize alkali
Tidak dapat menuetralkan alkali
B The pH value is more than 7 Nilai pH lebih daripada 7
C Able to change red litmus paper to blue.
Mampu menukarkan kertas litmus merah kepada biru
D Ionizes completely in water to produce hydrogen ions
Mengion secara lengkap di dalam air menghasilkan ion hidrogen
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48. The diagram shows the set–up of apparatus for the titration of sodium hydroxide
solution with sulphuric acid.
Rajah menunjukan susunan radas pentitratan larutan natrium hidroksida denganasid sulfurik
What is the volume of sulphuric acid at the end point of the titration?
Apakah isipadu asid sulfurik pada titik akhir pentitratan?
A 10 cm3
B 20 cm3
C 30 cm3
D 40 cm3
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49. The diagram shows three balloons with hydrogen, nitrogen and oxygen gas
respectively.
Rajah menunjukan tiga belon dengan hidrogen, nitrogen dan gas oksigen.
Arrange the gases in an ascending order of volume.
susunkan gas tersebut berdasarkan peningkatan isipadu[Given that the relative atomic mass of H=1, N=14, O=16 and 1 mol of gas occupies
24 dm3 at room temperature and pressure]
[ Diberi jisim atom relatif bagi H=1, N=4,O=16 dan 1 mol gas memenuhi24 dm3
pada suhu dan tekanan bilik]A Hydrogen, nitrogen, oxygen
B Hydrogen, oxygen, nitrogen
C Nitrogen, oxygen, hydrogen
D Oxygen, nitrogen, hydrogen
50. The diagram shows the set-up of the apparatus of simple cell Rajah menunjukan susunan radas sel ringkas
What are the metals X and Y?
Apakah logam X dan Y?
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