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KIMIA JABATAN PELAJARAN TERENGGANU Kertas 1 Mei 1 ¼ jam
Pentaksiran Sumatif 2 SIJIL PELAJARAN MALAYSIA 2013
KIMIA Kertas 1
Satu jam lima belas minit
JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU 1. Kertas ini
mengandungi 50 soalan.
2. Jawab semua soalan.
3. Tiap-tiap soalan diikuti oleh empat jawapan, iaitu A, B, C
dan D. Bagi setiap soalan, pilih satu
jawapan sahaja. Hitamkan jawapan anda pada kertas jawapan
objektif yang disediakan.
4. Jika anda hendak menukar jawapan, padamkan tanda yang telah
dibuat. Kemudian hitamkan
jawapan yang baru.
5. Rajah yang mengiringi soalan tidak dilukis mengikut skala
kecuali dinyatakan.
6. Anda dibenarkan menggunakan kalkulator saintifik yang tidak
boleh diprogram.
Kertas soalan ini mengandungi 32 halaman bercetak
4541/1
Disediakan oleh: Guru AKRAM Terengganu Dibiayai oleh:
Kerajaan NegeriTerengganu TERENGGANU ANJUNG ILMU
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1 Diagram 1 shows the symbol of chlorine atom.
Rajah 1 menunjukkan simbol bagi atom klorin.
Diagram 1 Rajah 1 Number 13 is refer to Angka 13 merujuk
kepada
A nucleon number nombor nukleon
B proton number nombor proton
C number of neutron bilangan neutron
D total number of electron and proton jumlah bilangan proton dan
elektron
2 The proton number of atom J is 11 and the relative atomic mass
is 23. Which statement is true about J? Nombor proton bagi atom J
ialah 11 dan jisim atom relatifnya ialah 23. Pernyataan manakah
yang benar tentang J
A The mass of 1 atom of J is 23 g Jisim 1 atom J ialah 23 g
B 11 g of J contains 6.0 x 1023 atoms 11 g J mengandungi 6.0 x
1023
atom
C The molar mass of J is 23 g mol-1. Jisim molar J ialah 23 g
mol
-1
D Atom J has 11 protons, 11 electrons and 23 neutrons Atom J
mempunyai 11 proton, 11 elektron and 23 neutron
27 Cl 13
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3 A vertical coloum in Periodic Table is called a group. What is
the similarity between elements in the same group? Turus menegak
dalam Jadual Berkala Unsur dinamakan kumpulan. Apakah persamaan
antara unsur-unsur dalam kumpulan yang sama?
A number of proton bilangan proton
B number of neutron bilangan neutron
C number of shell of electron bilangan petala electron
D number of valence electron bilangan elektron valens
4 Which of the following shows the properties of covalent
compound? Antara berikut yang manakah sifat sebatian kovalen?
A Dissolve in organic solvent Larut dalam pelarut organik
B Higher melting and boiling point Takat lebur dan takat didih
tinggi
C Conduct the electricity in solid state Mengkonduksikan
elektrik dalam keadaan pepejal
D Conduct electricity when dissolved in organic solvent
Mengkonduksikan elektrik apabila larut dalam pelarut organik
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5 Which of the following substances can conduct electricity in
aqueous solution?
Antara bahan berikut, yang manakah boleh mengkonduksi elektrik
dalam keadaan larutan akueus?
A Lead(II) bromide Plumbum(II) bromida
B Potassium chloride Kalium klorida
C Tetrachloromethane Tetraklorometana
D Naphthalene Naftalena
6 Which of the following solutions have the lowest pH?
Di antara larutan berikut, yang mempunyai nilai pH yang paling
rendah ?
A 0.1 mol dm-3Sulphuric acid 0.1 mol dm-3
Asid sulfurik
B 0.1 mol dm-3Ethanoic acid 0.1 mol dm-3
Asid etanoik
C 0.1 mol dm-3Citric acid 0.1 mol dm-3
Asid sitrik
D 0.1 mol dm-3Carbonic acid 0.1 mol dm-3
Asid karbonik
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7 When substance S is heated strongly, it will undergo the
colour change from blue to black. S could be Apabila bahan S
dipanaskan dengan kuat, ia akan mengalami perubahan warna dari biru
ke hitam. S mungkin
A Copper(II) nitrate Kuprum(II) nitrat
B Hydrated copper(II) sulphate Kuprum sulfat(II) terhidrat
C Hydrated copper(II) chloride Kuprum(II) klorida terhidrat
D Hydrated iron(II) sulphate Ferum (II) sulfat terhidrat
9 Rate of reaction does not depend on
Kadar tindak balas tidak bergantung kepada
A volume of reactant isipadu bahan tindak balas
B size of reactant saiz bahan tindak balas
C temperature of reactant suhu bahan tindak balas
D concentration of reactant kepekatan bahan tindak balas
8 The manufacturing of sulphuric acid involves several
reactions. Which of the following equations represents the
sulphuric acid reaction that uses a catalyst? Pembuatan asid
sulfurik melibatkan beberapa tindak balas. Antara persamaan
berikut, yang manakah mewakili tindak balas asid sulfurik yang
menggunakan mangkin?
A S + O2 → SO
2
B 2SO2 + O2 → 2SO
3
C SO3 + H2SO4 → H2 S 2O
7
D H2 S 2O7 + H2O → 2H2SO4
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10 The similarity between ethane and ethene is
Persamaan di antara etana dan etena ialah
A have two carbon atoms in the molecule mempunyai dua atom
karbon dalam satu molekul
B are saturated hydrocarbons merupakan hidrokarbon tepu
C are in the same homologous series berada dalam siri homolog
yang sama
D are soluble in water boleh melarut dalam air
11 The electron arrangement of an atom of a noble gas can be
represented by
Susunan elektron bagi atom gas adi boleh diwakili oleh A 2
B 2. 6
C 2. 8. 1
D 2. 8. 7
12 The elements in the Periodic Table of Elements is arranged
based on the increasing of
Unsur-unsur dalam Jadual Berkala Unsur disusun mengikut
pertambahan
A the nucleon number nombor nukleon
B the proton number nombor proton
C the number of neutron bilangan neutron
D the number of electron bilangan elektron
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13 Table shows the compound and its chemical formula.
Jadual menunjukkan sebatian dan formula kimianya
Compound Sebatian
Chemical formula Formula kimia
I Calcium nitrate Kalsium nitrat
CaNO
3
II Ammonium chloride Ammonium klorida
NH4
Cl
III Copper(II) chloride Kuprum(II) klorida
Cu2
Cl
IV Aluminium oxide Aluminium oksida
Al2O
3
Which of the following matched is correct? Antara berikut, yang
manakah padanan yang betul?
A I and III B II and IV C I, II and III D II, III and IV 14
Which of the following is true about an alkali?
Antara pernyataan berikut yang manakah benar tentang alkali?
A An alkali is not corrosive Alkali tidak mengkakis
B An alkali is a base that is soluble in water Alkali adalah bes
yang larut dalam air
C A strong alkali has a lower pH value Alkali kuat mempunyai pH
yang rendah
D A weak alkali has a high degree of ionization Alkali lemah
ialah alkali yang mempunyai kadar pengionan yang tinggi
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15 Table 1 shows the electron arrangement of atoms of elements
P, Q, R and S. Jadual1 menunjukkan susunan elektron bagi atom unsur
P, Q, R dan S.
Element Unsur
Electron arrangement Susunan elektron
P 2.4
Q 2.7
R 2.8.7
S 2.8.8.2 Which of the following pairs will form an ionic
compound? Antara berikut, yang manakah akan membentuk sebatian
ion?
A Q and R
B Q and S
C R and P
D P and Q
16 Which of the following salt is soluble in water?
Manakah antara garam berikut larut dalam air?
A Iron(II) sulphate Ferum(II) sulfat
B Silver chloride Argentum klorida
C Calcium carbonate Kalsium karbonat
D Lead(II) bromide Plumbum(II) bromida
Table 1 Jadual 1
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17 Which of the following statements is false concerning a
simple chemical cell shown in diagram 2?
Antara pernyataan berikut manakah tidak benar bagi sel kimia
yang ditunjukkan dalam rajah 2?
Diagram 2 Rajah 2
A The magnesium electrode ionises Elektrod magnesium mengion
B The iron electrode acts as negative terminal Elekrod besi
adalah terminal negatif
C The electron flows from magnesium electrode to iron electrode
through external circuit Elektron mengalir dari elektrod magnesium
ke elektrod besi melalui litar luar.
D If the iron electrode is replaced with copper electrode, a
higher voltage is obtained. Jika elektrod besi digantikan dengan
elektrod kuprum, voltan sel akan meningkat.
18 Which composite material contains a mixture of cement and
steel?
Bahan komposit manakah yang mengandungi campuran simen dan
keluli?
A Fibre glass Kaca gentian
B Superconductor Superkonduktor
C Reinforced concrete Konkrit diperkukuhkan
D Photochromic glass Kaca fotokromik
Magnesium Magnesium
Iron Besi
Sodium chloride solution Larutan natrium klorida
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19 Table 2 shows the result obtained from the reaction between
hydrochloric acid and calcium
carbonate. Jadual 2 menunjukkan keputusan yang diperolehi
daripada tindak balas antara asid hidroklorik dan kalsium
karbonat.
Time/minute Masa/minit
0 0.5 1.0 1.5 2.0 2.5 3.0
Volume of CO2 gas / cm3 Isipadu gas CO2
0 / cm3 170 260 305 340 350 350
Table 2 Rajah 2
Calculate the average rate of reaction. Kira kadar tindak balas
purata.
A 80.0 cm3 min
B
-1
140.0 cm3 min
C
-1
170.0 cm3 min
D
-1
340.0 cm3 min
-1
20 Which of the following compound can decolourise acidified
solution of potassium manganate(VII) solution? Antara sebatian
berikut yang manakah boleh menyahkan warna larutan kalium
manganat(VII) berasid ? I Butene
butane II ethanoic acid
asid etanoik
III Propanol propanol
IV ethyl ethanoate etil etanoat
A I and III only
B II and IV only
C I,II and III only
D I,II,III dan IV
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21 Diagram 3shows symbol of two isotopes of chlorine atom.
Rajah 3 menunjukkan simbol dua isotop bagi atom klorin.
Diagram 3 Rajah 3
Chlorine - 37 has 20 neutrons. What is the number of neutrons in
chlorine-35. Klorin -37 mempunyai 20 neutron. Berapakah bilangan
neutron dalam Klorin-35.
A 17
B 18
C 20
D
35
22 Which of the following solutions have the highest number of
hydrogen ions?
Di antara larutan-larutan berikut yang manakah mempunyai
bilangan ion hidrogen yang paling banyak?
A
1.0 dm3 nitric acid 1 mol dm-3
1.0 dm3asid nitrik 1 mol dm
-3
B 1.0 dm3 ethanoic acid 1 mol dm-3
1.0 dm3 asid etanoik 1 mol dm
-3
C 1.2 dm3 hydrochloricacid 1 mol dm-3
1.2 dm3asid hidroklorik 1 mol dm
-3
D 0.8 dm3 sulphuric acid 1 mol dm-3
0.8 dm3asid sulfurik 1 mol dm
-3
35
X Cl
37
X Cl
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24
Which of the following is the correct arrangement from left to
right in Periodic Table? Antara berikut, manakah susunan yang betul
mengikut tertib dari kiri ke kanan dalam Jadual Berkala Unsur?
A U,V,W
B U,W,V
C V,U,W
D W,U,V
23 Table 3 shows the proton number of atom of element P and Q.
Jadual 3 menunjukkan bilangan proton bagi atom unsur P dan Q
Element Proton number
P
Q
6
8 What is the formula of the compound formed when element P
combined with element Q? Apakah formula sebatian yang terbentuk
apabila unsur P berpadu dengan unsur Q?
A B C D
PQ PQ2 P2Q P2Q4
U,V and W is elements in same periods. U Oxide is amfoteric ,V
oxide are acidic and W oxide are base. U,V dan W ialah unsur- unsur
dalam kala yang sama . Oksida U bersifat amfoterik ,oksida V
bersifat asid dan oksida W bersifat bes.
Table 3 Jadual 3
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25 Table 4 shows proton number for P, Q, R and S elements.
Jadual 4menunjukkan nombor proton bagi unsur P, Q, R dan S.
Atom Atom
Proton number Nombor Proton
P 3 Q 6 R 8 S 17
Table 4 Jadual 4
Which of the following couple of elements that form compound at
higher melting point? Antara pasangan unsur berikut, yang manakah
membentuk sebatian dengan takat lebur yang tinggi?
A P and S P dan S
B Q and R Q dan R
C Q and S Q dan S
D P and Q P dan Q
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26 Diagram 4 shows the set up of the apparatus of a simple
chemical cell. Rajah 4 menunjukkan susunan radas sebuah sel kimia
ringkas.
Diagram 4 Rajah 4
What are metal X and Y? Apakah logam X dan logam Y ?
Logam X Metal X
Logam Y Metal Y
A Aluminium Aluminium
Magnesium Magnesium
B Lead Plumbum
Aluminium Aluminium
C Aluminium Aluminium
Copper Kuprum
D Lead Plumbum
Zinc Zink
Sulphuric acid Asid sulfurik
Metal Y Logam Y
Metal X Logam X
Electron flowAliran
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27 Diagram 5 shows the steps involved to prepare a soluble
salt.
Rajah 5 menunjukkan langkah-langkah untuk menyediakan suatu
garam larut.
Diagram 5 Which of the following could be X ? Antara berikut
yang manakah mungkin X ?
A
Copper kuprum
B Copper(II) oxide Kuprum(II) oksida
C Sodium oxide Natrium oksida
D Potassium oxide. Kalium oksida
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28 Which substance is a composite material ? Antara
berikut,bahan manakah adalah bahan komposit ?
A Alloy Aloi
B Glass Kaca
C Ceramic Seramik
D Fibre glass Gentian kaca
29 Diagram 6 shows an action carried out at 450 ºC in a
compressor that contains mixture of
hydrogen gas and nitrogen gas. Rajah 6 menunjukkan tindakan pada
suhu 450 ºC terhadap sebuah pemampat yang mengandungi gas hidrogen
dan gas nitrogen. Diagram 6 Rajah 6 What happen to the frequency of
effective collision of the molecules? Apakah yang berlaku kepada
frekuensi pelanggaran berkesan molekul-molekul tersebut ?
A
Decreases Berkurang
B Increases Bertambah
C Remain unchanged Tidak berubah
D Decreases then increases Berkurang kemudian bertambah
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30 Proton number of element Z is 20. Element T has the same
chemical property as element Z.
Which of the following is the electron arrangement for atom T?
Nombor proton unsur Z ialah 20. Unsur T mempunyai sifat kimia yang
sama dengan unsur Z. Manakah antara berikut adalah susunan elektron
bagi atom T?
A 2
B 2.8
C 2.8.2
D 2.8.8.2
31 Diagram 7 shows the structural formula of an organic
compound.
Rajah 7menunjukkan formula struktur satu sebatian organik.
Diagram 7 Rajah 7 Which of the following is the IUPAC name for
the compound?
Antara berikut manakah merupakan nama IUPAC bagi sebatian
itu?
A Pent-2-ene Pent-2-ena
B 2-methylbut -1-ene 2-metilbut-1-ena
C 2-methylbut-2-ene 2-metilbut-2-ena
D 3-methylbut-1-ene 3-metilbut-1-ena
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32 2.08 g of metal J react with 0.96 g of oxygen to form J
oxide. Determine the emperical formula of J oxide. [ Relative
atomic mass: O = 16, J = 52 ] 2.08 g logam J bertindak balas dengan
0.96 g oksigen untuk membentuk oksida J. Tentukan formula empirik
oksida J. [Jisim atom relatif : O = 16, J = 52]
A JO
B JO
2
C J2O
3
D J3O
2
33 Table 5 shows the proton number of four elements P, Q, R and
S. Jadual 5menunjukkan nombor proton bagi empat atom unsur P, Q, R
dan S.
Element Unsur
Proton number Nombor proton
P 4 Q 9 R 11 S 17
Table 5 Which of the following pairs of elements is located in
the same group?
Antara pasangan unsur berikut, yang manakah berada dalam
kumpulan yang sama?
A P andQ P dan Q
B Q and S Q dan S
C P and Q P dan Q
D R and S R dan S
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34 Diagram 8 shows the electron arrangement of an ion, Y –
Rajah 8 menunjukkan susunan elektron bagi ion, Y -
.
Diagram 8
Which of the following statement is true about the Y ion, Y - ?
Antara berikut yang manakah benar tentang ion Y, Y -
I
?
Y ion is a cation Ion Y ialah kation
II Y atom receives one electron to form Y ion Atom Y menerima
satu elektron untuk membentuk ion Y
III Y ion can form an ionic compound with sodium ion Ion Y boleh
membentuk sebatian ionik dengan ion natrium
IV Electron arrangement of Y ion is 2.7 Susunan elektron bagi
ion Y ialah 2.7
A I and II I dan II
B II and III
II dan III
C I, II and III I, II dan III
D II, III and IV II, III dan IV
Y
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35 Diagram 9 shows the set-up of the apparatus for a voltaic
cell. The voltmeter will show a reading when the circuit is
completed. Rajah 9 menunjukkan susunan radas bagi sel ringkas.
Voltmeter akan menunjukkan satu bacaan apabila litar
dilengkapkan.
Which metal will give the lowest reading if it is use as
electrode X? Logam yang manakah akan menunjukkan bacaan paling
rendah apabila dijadikan elektrod X?
A Zinc Zink
B Magnesium Magnesium
C Iron Besi
D Lead Plumbum
Diagram 9 Rajah 9
Copper(II) sulphate solution Larutan kuprum(II) sulfat
Copper Kuprum X
V
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36 Dry magnesium powder is added to glacial ethanoic acid, no
reaction occur. When a few drop of
water is added, a very vigorous reaction occurs. It is because
Apabila serbuk magnesium kering dicampurkan kepada asid etanoik
kering, tiada tindak balas berlaku, tetapi satu tindak balas yang
sangat pantas berlaku apabila sedikit air dicampurkan kepada
campuran itu. Ini adalah kerana
A
Ethanoic acid produce hydrogen ion with the presence of water
asid etanoik menghasilkan ion-ion hidrogen dalam kehadiran air.
B Dry magnesium powder makes ethanoic acid not reactive serbuk
magnesium kering menjadikan asid etanoik kering tidak aktif. .
C Magnesium reacts with water magnesium bertindak balas dengan
air
D Water has hydroxonium ion and hydroxide ion air mengandungi
ion-ion hidroksonium dan ion-ion hidroksida.
37 Digital communication plays a very important role in modern
living. Effective transmission of
data, voices and images in a digital format requires a suitable
material. What is the material? Komunikasi digital memainkan
peranan yang sangat penting dalam kehidupan moden. Penghantaran
data, suara dan imej secara berkesan dalam format digital
memerlukan bahan yang sesuai. Apakah bahan itu?
A Copper Kuprum
B Aluminium Aluminium
C Fibre optic Gentian optik
D Superconductor Superkonduktor
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38 A series of test were carried out on a salt X solution. Table
6 shows the results of the tests.
Satu siri ujian telah dijalankan ke atas larutan garam X. Jadual
6 menunjukkan keputusan ujian tersebut.
Test .Ujian
Observation Pemerhatian
Add lead(II) nitrate solution. Tambahkan larutan plumbum(II)
nitrat
White precipitate dissolves in water when heated. Mendakan
putih, larut dalam air apabila dipanaskan.
Add dilute sulphuric acid. Tambahkan asid sulfurik cair.
No change. Tiada perubahan.
Add sodium hydroxide solution until in excess. Tambahkan larutan
natrium hidroksida sehingga berlebihan.
White precipitate is formed. It is insoluble in excess sodium
hydroxide solution. Mendakan putih terbentuk. Ia tidak larut dalam
larutan natrium hidroksida berlebihan.
Add ammonia solution until in excess. Tambahkan larutan akueus
ammonia sehingga berlebihan.
White precipitate is formed. It is insoluble in excess ammonia
solution. Mendakan putih terbentuk. Ia tidak larut dalam larutan
akueus ammonia berlebihan.
Table 6 Jadual 6
Based on the results of the experiment, X salt is Berdasarkan
keputusan eksperimen, garam X ialah
A
Zinc chloride Zink klorida
B Calcium carbonate Kalsium karbonat
C Aluminium sulphate Aluminium sulfat
D Magnesium chloride Magnesium klorida
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39 What is the meaning of effective collision? Apakah yang
dimaksudkan dengan perlanggaran berkesan?
A
Energy of particles have less energy than activation energy
Tenaga zarah mempunyai tenaga lebih rendah daripada tenaga
pengaktifan
B Collision takes place before reaction
Perlanggaran berlaku sebelum tindak balas berlaku
C Collision causes reaction to occur Perlanggaran menyebabkan
tindak balas berlaku
D Particles have the highest energy
Zarah mempunyai tenaga yang paling tinggi
40 The following chemical equation shows the conversion of
ethanol to ethene .
Persamaan kimia berikut menunjukkan penukaran etanol ke etena.
What is the name of the process shown by the above equation?
Apakah nama proses yang ditunjukkan oleh persamaan diatas?
A Oxidation Pengoksidaan
B Dehydration . Pendehidratan
C Esterification Pengesteran
D Fermentation Penapaian
C2H5OH C2H4 + H2O
Heat Panaskan
Porcelain chip Serpihan porselin
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41 Table 7 shows the information for two types of particles.
Jadual 7menunjukkan maklumat bagi dua jenis zarah.
Particle Zarah
Proton number Nombor proton
Electron arrangement Susunan elektron
J 12 2.8 K 19 2.8.8
Table 7 Jadual 7 Based on the information in the table7,
particle J and particle K are Berdasarkan maklumat dalam jadual,
zarah J dan zarah K ialah
A noble gases gas adi
B negative ions ion negatif
C positive ions ion-ion positif
D isotopes of the same element isotop unsur yang sama
42 Magnesium reacts with hydrochloric acid according to the
equation below.
Magnesium bertindak balas dengan asid hidroklorik mengikut
persamaan berikut.
Mg (s) + 2HCl(aq) MgCl2(aq) + H2 (g)
What is the volume of hydrogen gas produced at room condition if
0.6 g of magnesium is added to the excess of sulphuric acid?
[Relative atomic mass : Mg = 24, molar volume = 24 dm3 mol-1 at
room condition] Berapakah isipadu gas hidrogen yang dihasilkan pada
keadaan bilik, jika 0.6 g magnesium ditambahkan kepada asid
hidroklorik berlebihan? [Jisim atom relative: Mg = 24,isipadu molar
= 24 dm3 mol-1
pada keadaan bilik]
A 0.6 cm
3
B 6.0 cm
3
C 60.0 cm
3
D 600 cm3
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43. Which of the following shows number of proton and electron
for ion in group 2 element in
Periodic Table? Antara berikut yang manakah menunjukkan bilangan
proton dan elektron bagi suatu ion unsur kumpulan 2 dalam Jadual
Berkala Unsur?
Number of proton Bilangan proton
Number of electron Bilangan elektron
A 2 2
B 8 10
C 11 10
D 12 10
44 Table 8 shows nucleon number and number of neutron for K, L,
M and N elements
Jadual 8 di bawah menunjukkan nombor nukleon dan bilangan
neutron bagi unsur K, L, M dan N
Which of the following couple of elements that will form ionic
compound? Antara pasangan unsur berikut, yang manakah akan
membentuk sebatian ion?
Particles Unsur
Nucleon number Nombor nukleon
Number of Neutron Bilangan Neutron
K L M N
12 23 35 40
6 12 18 20
A K and L K dan L
B L and N L dan N
C K and N K dan N
D L and M L dan M
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45 Diagram 9 shows the set up of the apparatus of a chemical
cell.
Rajah 9 menunjukkan susunan radas sebuah sel kimia.
Diagram 9 Rajah 9
Which of the following occurs in the chemical cell ? Antara
berikut yang manakah berlaku dalam sel kimiaitu?
A The iron rod becomes thicker Rod ferum menjadi lebih tebal
B The copper rod becomes thinner Rod kuprum menjadi lebih
nipis
C The colour of the solution in beaker 1 changes from green to
brown Warna larutan dalam bikar 1 bertukar dari hijau ke perang
D The intensity of the blue colour of copper(II) sulphate
solution decreases Keamatan warna biru larutan kuprum (II) sulfat
berkurang
Copper rod Rod kuprum
Salt bridge Jambatan garam
Iron(II) sulphate
solution
Iron rod Rod ferum
Copper(II) sulphate solution Larutan kuprum(II) sulfat
V
Beaker 1 Bikar 1
Beaker 2 Bikar 2
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46 5 cm3of sulphuric acid 0.1 mol dm-3 is added to the test tube
in the Table 9 5 cm3 asid sulfurik 0.1 mol dm -3
ditambahkan ke dalam tiap-tiap tabung uji yang ditunjukkan dalam
Jadual9
Table 9 Jadual 9
Which of test tube content did not change the pH value?
Kandungan tabung uji yang manakah tidak berubah nilai pHnya?
Test tube Tabung uji
Content Kandungan
P Pure water Air tulen
Q Sulphuric acid 0.1 mol dm -3 Asid sulfurik 0.1 mol dm -3
R Sodium carbonate solution 0.1 mol dm -3 Larutan natrium
karbonat 0.1 mol dm -3
S Sodium hydroxide solution 0.1 mol dm -3 Larutan natrium
hidroksida 0.1 mol dm - 3
A
P
B Q
C R
D S
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47 The equation shows the reaction between sodium chloride
solution and silver nitrate solution to
produce silver chloride precipitate.
Persamaanmenunjukkan tindak balas antara larutan natrium klorida
dan larutan argentum nitrat untuk menghasilkan mendakan argentum
klorida.
NaCl(aq) + AgNO3(aq) AgCl(s) + NaNO3(aq)
200 cm3 of 0.1 mol dm-3 sodium chloride solution reacts
completely with excess silver nitrate solution.
200 cm3 0.1 mol dm-3
larutan natrium klorida bertindak balas lengkap dengan larutan
argentum nitrat berlebihan.
Calculate the mass of precipitate produced. Hitungkan jisim
mendakan yang terbentuk. [Relative atomic mass Ag=108; Cl=35.5]
[Jisim atom relatif: Ag=108; Cl=35.5 ]
A
2.78 g
B 2.87 g
C 3.78 g
D 3.87 g
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48 Material Y has the following properties.
Bahan Y mempunyai sifat-sifat berikut. What is material Y ?
Apakah bahan Y ?
A Brass Loyang
B Steel Keluli
C Borosilicate glass Kaca borosilikat
D Photochromic glass Kaca fotokromik
• Low coefficient of thermal expansion Pekali pengembangan terma
yang rendah
• Very high resistance to chemical substances Rintangan sangat
tinggi terhadap bahan kimia
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49 Diagram 10 shows curve W obtained from the decomposition of
20 cm3 of 0.40 mol dm-3
hydrogen peroxide solution, H2O2, using 0.2 g of manganese (IV)
oxide as catalyst at a temperature of 30 0C. Rajah 10 menunjukkan
lengkung W terbentuk daripada penguraian 20 cm3 larutan hidrogen
peroksida 0.40 mol dm-3, di mangkinkan oleh mangan(IV) oksida pada
suhu 300
C.
Diagram 10
Rajah 10 Which of the following experiments will produce curve
X? Antara eksperimen berikut yang manakah akan menghasilkan
lengkung X?
Volume of H2O2 /cm3 Isipadu H2O2
Concentration of H /cm3
2O2/ mol dm-3 Kepekatan H2O2
Temperature / /mol dm-3
0C Suhu / 0
C
A
10 0.60 30
B 15 0.20 30
C 20 0.60 40
D 30 0.30 40
Volume of oxygen /cm3 Isipadu oksigen /cm3
Time /minutes Masa/minit
W
X
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50 Diagram 11 shows the structural formula of an ester molecule
.
Rajah 11 menunjukkan formula struktur bagi satu molekul ester .
O ║ CH3—CH2—C—O— CH2 — CH2 —CH2—CH
3 Diagram 11 Rajah 11 What is the name of the ester? Apakah nama
ester ini ? A Butyl ethanoate
Butil etanoat
B Propyl ethanoate Propil etanoat
C Propyl butanoate Propil butanoat
D Butyl propanoate Butil propanoat
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Pentaksiran Sumatif 2SIJIL PELAJARAN MALAYSIA 2013KIMIAKertas
1JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHUClCl