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PENTAKSIRAN ALTERNATIF TINGKATAN 4
KIMIA (KERTAS 1)
1 jam 15 minit
1 Which of the following is an insoluble salt?
Antara yang berikut, yang manakah ialah garam tidak terlarutkan?
A
Lead(II) nitrate
Plumbum (II) nitrat
C
Sodium sulphate
Natrium sulfat
B
Silver chloride
Argentum klorida
D
Potassium chloride
Kalium klorida
2 Which of the following produces the highest rate of reaction with solid sodium carbonate?
Antara yang berikut, yang manakah menghasilkan kadar tindak balas tertinggi dengan pepejal
natrium karbonat?
A
20 cm3
of 0.1 mol dm-3 hydrochloric acid
20 cm3
asid hidroklorik 0.1 mol dm-3
B
20 cm3
of 0.5 mol dm-3 hydrochloric acid
20 cm3
asid hidroklorik 0.5 mol dm-3
C
20 cm3
of 0.8 mol dm-3 hydrochloric acid
20 cm3
asid hidroklorik 0.8 mol dm-3
D
20 cm3
of 2.0 mol dm-3 hydrochloric acid
20 cm3
asid hidroklorik 2.0 mol dm-3
3. A patient is diagnosed of having lung cancer.
Which isotope is used to treat the patient?
Seorang pesakit didiagnosiskan mempunyai kanser paru-paru.
Isotop manakah yang digunakan untuk merawat pesakit itu?
A Carbon-14
Karbon-14
C Phosphorus-32
Fosforus-32
B Sodium-24
Natrium-24
D Cobalt-60
Kobalt-60
5 Which of the following substances consist of atom?
Antara bahan berikut yang manakah terdiri daripada atom?
A Carbon dioxide
Karbon dioksida
C Carbon dioxide
Karbon dioksida
B Oxygen
Oksigen
D Lithium
Litium
6 Diagram 1 shows the set-up of the apparatus to determine the empirical formula of a
metal oxide.
Rajah 1 menunjukkan susunan radas untuk menentukan formula empirik suatu oksida
logam.
Which of the following metal oxides is suitable to be used in Diagram ?
Antara oksida logam berikut, yang manakah sesuai digunakan dalam Rajah ?
A Zink oksida C Aluminium oksida
B Kuprum (II) oksida D Magnesium oksida
7 Which compound is formed by sharing electrons?
Sebatian yang manakah terbentuk dengan berkongsi elektron?
4 Which of the following shows sublimation process?
Antara berikut, yang manakah menunjukkan proses pemejalwapan?
A Bromine vapour spreads throughout
gas jar
Wap bromin tersebar ke seluruh
balang gas
C Naphthalene ball in cupboard becomes
smaller
Bebola naftalena dalam almari menjadi
lebih kecil
B Water changes into ice in the
refrigerator
Air bertukar kepada ais di dalam peti
sejuk
D Volume of perfume decreases in an open
bottle
Isipadu minyak wangi berkurang dalam
botol yang terbuka
A
Magnesium klorida, MgCl
Magnesium klorida, MgCl
C
Sodium bromide, NaBr
Natrium bromida. NaBr
B
Sulfur dioxide, SO2
Sulfur dioksida, SO2
D
Zinc oxide, ZnO
Zink oksida, ZnO
8 Which of the following represents the electron arrangement for the compound Magnesium klorida?
Antara berikut yang manakah mewakili susunan electron bagi sebatian Magnesium klorida?
A
B
C
D
9 The following equation represented the reaction between sodium thiosulphate and sulphuric
acid.
Persamaan berikut mewakili tindak balas antara larutan natrium tiosulfat dan asid sulfurik :
Na2S2O3 + H2SO4 → Na2SO4 + H2O + SO2 + S
20cm3
of distilled water is added to a mixture.What is the differences of adding distilled water
to the mixture compared without adding distilled water?
20cm3
air suling ditambahkan kepada campuran itu.Apakah perbezaan penambahan air
suling kepada campuran berbanding tiada penambahan air suling?
A
Total volume of Sulphur dioxide become higher
Jumlah isipadu sulfur dioksida menjadi bertambah
Cl Cl
Cl
Cl Cl
Cl
B
Concentration of sodium sulphate become higher
Kepekatan natrium sulfat menjadi bertambah
C
Total volume of water become higher
Jumlah isipadu air menjadi bertambah
D
Time taken reaction complete is higher
Masa untuk tindak balas selesai bertambah.
10 Name the compound of SnO2 using the IUPAC nomenclature.
Namakan sebatian bagi SnO2 mengikut penamaan IUPAC
A
Tin oxide (IV)
Stanum oksida (IV)
C
Tin oxide (II)
Stanum (II) oksida
B
Tin (IV) oxide
Stanum (IV) oksida
D
Tin (II) oxide
Stanum (II) oksida
11 Suatu atom unsur A mempunyai 12 neutron. Nombor nukleon bagi unsur A ialah 23.
Atom A menderma electron untuk membentuk ion A.
Berapakah bilangan elektron dalam ion A?
A 10 C 16
B 11 D 18
13 Table 1 below shows information about two elements.
Jadual 1 di bawah menunjukkan maklumat berkenaan 2 jenis unsur.
Elements
Unsur
Proton number
Nombor proton
X 9
Y 17
Based on the information above, both elements X and Y are
Berdasarkan maklumat di atas, kedua-dua unsur X dan Y adalah
A Halogens C Alkaline metal
12 Formula molekul bagi glukosa ialah C6H12O6
Apakah formula empirik bagi glukosa?
A CHO C C2H2O2
B CH2O D C2H4O2
Halogen Logam alkali
B Inert gas
Gas adi
D Isotopes of the same element
Isotop bagi unsur yang sama
14 Two elements P and Q, combine to form the gas of PQ3. What are P and Q?
Dua unsur P dan Q bergabung membentuk gas PQ3. Apakah unsur P dan Q?
Element P
Unsur P
Element Q
Unsur Q
A 2.8.3 2.8.7
B 2.8.7 2.8.3
C 2.8.5 2.8.7
D 2.8.7 2.8.5
15 Which of the following substances ionise partially in water?
Antara bahan-bahan berikut, yang manakah mengion separa di dalam air?
I Nitric acid
Asid nitric
III Ammonia
Ammonia
II Phosphoric acid
Asid fosforik
IV Litium hydroxide
Litium hidroksida
A I dan II C II dan III
B I dan III D III dan IV
16 What is the number of moles in 200 cm3
of 0.25 mol dm-3
of hydrochloric acid?
Apakah bilangan mol dalam 200 cm3
asid hidroklorik 0.25 mol dm-3
?
A 0.025 mol C 0.01 mol
B 0.05 mol D 0.10 mol
17 Diagram 2 below shows the method used to store an elements
Rajah 2 di bawah menunjukkan kaedah menyimpan satu unsur
Which of the following explains why the method is used?
Antara yang berikut, yang manakah menerangkan mengapa kaedah ini digunakan?
A To avoid from reaction with sunlight
Untuk mengelakkan daripada tindak balas dengan cahaya matahari
B The element is toxic and dangerous
Unsur adalah toksik dan berbahaya
C The element is reactive and volatile
Unsur ini adalah reaktif dan mudah meruap
D To avoid from reaction with oxygen in the air
Untuk mengelakkan daripada tindak balas dengan oksigen dalam udara
18 The reaction between zinc and hydrochloric acid is represented by the following
chemical equation
Tindak balas antara zink dengan asid hidroklorik di wakili oleh persamaan kimia berikut
Zn + 2HCl → ZnCl2 + H2
Which of the following methods is the most suitable to determine the rate of the
reaction?
Antara kaedah berikut yang manakah paling sesuai untuk menentukan kadar bagi tindak
balas di atas?
A Determine the change in the temperature of the solution with time
Menentukan perubahan suhu larutan berkadar dengan masa
B Determine the change in the concentrations of zinc chloride with time
Menentukan perubahan kepekatan zink berkadar dengan masa
C Determine the volume of hydrogen gas given off with time
Menentukan isipadu gas hydrogen yang di hasilkan berkadar dengan masa
D Determine the change in the concentration of hydrochloric acid with time
Menentukan perubahan kepekatan asid hidroklorik berkadar dengan masa
19 Which of the following is a soluble salt?
Antara yang berikut, yang manakah ialah garam terlarutkan?
A
Lead(II) sulphate
Plumbum (II) sulfat
C
Calcium sulphate
Kalsium sulfat
B
Silver chloride
Argentum klorida
D
Lead(II) nitrate
Plumbum (II) nitrat
20 Chloride ion and chlorine atom have different number of subatomic particles.
Which of the following is correct about chloride ion and chlorine atom?
Ion klorida dan atom klorin mempunyai bilangan zarah subatom yang berbeza.
Antara yang berikut, yang manakah betul mengenai ion klorida berbanding atom klorin?
A More number of neutrons
Bilangan neutron yang lebih
C Bigger proton number
Bilangan proton yang lebih besar
B More number of electrons
Bilangan elektron yang lebih
D Smaller nucleon number
Nombor nukleon yang lebih kecil
21 Diagram 3 shows the apparatus set-up to determine the empirical formula of magnesium
oxide.
Rajah 3 menunjukkan susunan radas untuk menentukan formula empirik magnesium
oksida.
Which step is correct to ensure the magnesium ribbon burnt completely?
Langkah manakah yang betul untuk memastikan pita magnesium itu terbakar dengan
lengkap?
A Buka penutup mangkuk pijar sekali-
sekala semasa pemanasan
C Tutup mangkuk pijar dengan
penutupnya sebaik sahaja pita
magnesium itu mula terbakar
B Panaskan pita magnesium itu
dengan kuat dalam mangkuk pijar
tanpa penutupnya
D Ulang proses pemanasan,
penyejukan dan penimbangan
sehingga jisim tetap diperoleh
22 Bromine -79 and bromine-81 are isotopes. Which of the following are the same for both
isotopes?
Bromin –79 dan bromin- 81 merupakan isotop. Yang manakah antara berikut adalah sama
untuk kedua-dua isotop?
I Proton number
Nombor proton
III Number of neutrons
Bilangan neutron
II Nucleon number
Nombor nukleon
IV Number of electrons
Bilangan elektron
A I and III C II and III
B I and IV D II dan IV
23 Which of the following statements is true about subatomic particle?
Antara pernyataan berikut yang manakah benar tentang zarah subatom?
A Neutrons are positively charged with a relative mass of two
Neutron bercas positif dan jisim relatifnya ialah dua
B Electrons are negatively charged with negligible mass
Elektron bercas negatif dan mempunyai jisim yang boleh diabaikan
C An elctron has a mass equal to that of a proton
Electron mempunyai jisim yang sama dengan protonnya
D A neutral atom contains more protons than electrons in it
Atom yang neutral mengandungi lebih banyak proton berbanding dengan electron
24 Table 2 below shows the proton numbers of elements A and B
Jadual 2 di bawah menujukkan nombor proton bagi unsur A dan B
Unsur A B
Nombor proton 11 19
Which of the following statements are true?
Antara pernyataan berikut, yang manakah benar?
I A lebih reaktif daripada B
II Size atom A lebih kecil daripada atom B
III Kedua-kedua A dan B bertindak balas dengan air untuk menghasilkan gas hydrogen
IV A lebih mudah menderma elektron berbanding dengan B
A I dan II C II dan IV
B II dan III D III dan IV
25 Diagram below shows the electron arrangements of three atoms L, M and N.
Rajah di bawah menunjukkan susunan elektron bagi tiga atom L,M dan N.
L M N
The reactivity in descending order of these atoms is
Kereaktifan dalam susunan menurun bagi ketiga-tiga atom ini adalah
A M, N, L
B M, L, N
C L, N, M
D L, M, N
26 Diagram 4 below shows an interconversion of the state of matter.
Rajah 4 di bawah menunjukkan satu perubahan keadaan jirim.
Which substance undergoes process P?
Bahan manakah yang mengalami proses P?
I Iodin III Magnesium klorida
II Sulfur IV Ammonium klorida
A I dan II sahaja C I dan IV sahaja
B II dan III sahaja D III dan IV sahaja
27 Which of the following examples are synthesized from natural composite materials?
Antara contoh berikut, yang manakah dibina daripada bahan komposit semulajadi?
I Wood,Kayu III Snail shell, Cengkerang siput
II Spiader web, Sarang labah-labah IV Cotton, Kapas
A I dan III sahaja C I,II dan III sahaja
B II dan IV sahaja D I,II,III dan IV
28 200 cm3
of distilled water is added to 50 cm3
of 0.2 mol dm-3
copper (II) sulphate solution.
What is the molarity of diluted solution ?
200 cm3
air suling ditambah kepada 50 cm3
larutan kuprum (II) sulfat 0.2 mol dm-3
.
Apakah kemolaran larutan cair yang terbentuk?
A 0.02 mol dm-3
C 0.06 mol dm-3
B 0.04 mol dm-3
D 0.08 mol dm-3
29 Element Z reacts with chlorine to form a compound with the formula ZCl. Which of the
following is element Z?
Unsur Z bertindak balas dengan klorin membentuk sebatian dengan formula ZCl. Yang
manakah adalah unsur Z?
Element
Unsur
Proton number
Nombor proton
A Silikon 14
B Natrium 11
C Kalsium 20
D Magnesium 12
30 The symbol of an aluminium atom is 𝑨𝒍
𝟏𝟑
𝟐𝟕
. Which of the following is correct about the
number of the different particles in an aluminium ion, Al3+
?
Simbol bagi atom aluminium ialah 𝑨𝒍	
𝟏𝟑
𝟐𝟕
. Antara yang berikut, yang manakah betul
tentang bilangan zarah yang berlainan bagi ion aluminium, Al3+
?
Proton Neutron Elektron
A 10 14 13
B 13 14 27
C 10 27 13
D 13 14 10
31 Which of the following properties led to the wider use of optical fibres in information technology
compared to copper?
Antara sifat berikut, yang manakah menjadikan gentian optik digunakan secara meluas dalam
bidang teknologi maklumat berbanding dengan kabel kuprum?
I High information carrying capacity
Kapasiti membawa maklumat yang besar
II Ability to carry information for longer distances
Kebolehan untuk membawa maklumat yang besar
III Lower electrical interruption
Kurang gangguan elektrik
IV Faster transmission of data
Penghantaran maklumat yang lebih cepat
A I and III only
I dan III sahaja
C I,II and III only
I,II dan III sahaja
B II and IV only
II dan IV sahaja
D I,II,III and IV
I,II,III dan IV
32 Calculate the mass of potassium hydroxide required to prepare 250 cm3
of 2 mol dm-3
solution?
Hitungkan jisim kalium hidroksida yang diperlukan untuk menyediakan 250 cm3
larutan 2 mol dm-
3
.
[ Relative atomic mass : H= 1 ; O= 16; K= 39 ]
[ Jisim atom relatif : H= 1 ; O= 16; K= 39 ]
A 22.4 g C 56.0 g
B 28.0 g D 112.0 g
33 Which of the following is uses of NaOH.
Yang manakah berikut adalah kegunaan NaOH.
A To make soaps and detergent.
Untuk membuat sabun dan detergen.
B To make antacid pills.
Untuk membuat pil antacid.
C To prevent coagulation of latex in the rubber industry.
Untuk menghalang penggumpalan lateks dalam industri getah.
D To make chemical fertilizer.
Untuk membuat baja kimia.
34 Which reaction has the highest rate of reaction?
Tindak balas manakah yang mempunyai kadar tindak balas yang paling tinggi?
A Rusting of iron fence
Pengaratan pagar besi
B Decaying of death organism
Pereputan organisma yang telah mati
C Burning of small piece of charcoal in the air
Pembakaran ketulan kecil arang batu dalam udara
D Formation of stalactites and stalagmites in a cave
Pembentukan stalaktit dan stalagmite dalam gua
35 Diagram 5 shows the results of experiment I and II for decomposition of 25cm3 of 0.1 moldm-3
sodium chlorate (I) solution produces oxygen gas.
Jadual 5 menunjukkan isipadu gas karbon dioksida, CO2 yang dikumpulkan bagi tindak balas
antara serbuk kalsium karbonat dan asid hidroklorik.
Which of the following is the correct match for the experiments?
Antara padanan berikut, yang manakah betul tentang eksperimen tersebut?
Experiment I
Eksperimen I
Experiment II
Eksperimen II
Volume of carbon dioxide gas (cm3
)
Isipadu gas karbon dioksida (cm3
)
Experiment I
Eksperimen I
Time (s)
Masa (s)
Experiment II
Eksperimen II
A
100 cm3
of 0.1 moldm-3
hidrochloric acid
100cm3
asid hidroklorik 0.1 moldm-3
100 cm3
of 0.2 moldm-3
hidrochloric acid
100cm3
asid hidroklorik 0.2 moldm-3
B
100 cm3
of 0.5 moldm-3
hidrochloric acid
100cm3
asid hidroklorik 0.5 moldm-3
50 cm3
of 0.2 moldm-3
hidrochloric acid
50cm3
asid hidroklorik 0.2 moldm-3
C
50 cm3
of 0.2 moldm-3
hidrochloric acid
50cm3
asid hidroklorik 0.2 moldm-3
20 cm3
of 0.1 moldm-3
hidrochloric acid
20cm3
asid hidroklorik 0.1 moldm-3
D
100 cm3
of 0.2 moldm-3
hidrochloric acid
100cm3
asid hidroklorik 0.2 moldm-3
20 cm3
of 0.5 moldm-3
hidrochloric acid
20cm3
asid hidroklorik 0.5 moldm-3
36 The following equation represents the reaction between 100 cm3
of 1.0 mol dm-3
sulphuric
acid and 10 g copper(II) oxide.
Persamaan berikut mewakili tindak balas antara 100 cm3
asid sulfurik 1.0 mol dm-3
dan 10 g kuprum(II) oksida.
CuO + H2SO4 → CuSO4 + H2O
What is the mass of copper(II) oxide that remain unreacted.
[Relative atomic mass: Cu = 64, O = 16]
Berapakah jisim kuprum(II) oksida yang masih tidak bertindak balas?
[Jisim atom relatif : Cu = 64, O = 16]
A 2g C 8g
B 4g D 10g
37 Diagram 6 shows a gas cartridge of a Bunsen burner.
Rajah 6 menunjukkan kartrij gas penunu Bunsen.
What is the number of moles of the gas?
Berapakah bilangan mol gas itu?
[Jisim atom relatif: H = 1, C = 12]
Butane
Butana
2.75kg
A 0.05 mol C 47.4 mol
B 21.1 mol D 49.1 mol
38 When 1.52g of a metal oxide of M is reduced, 1.04g of the metal is obtained. Determine
the empirical formula of the metal oxide.
Apabila 1.52g logam oksida M diturunkan, 1.04g logam diperolehi. Tentukan formula
empirik logam oksida tersebut.
( Jisim atom relatif; O= 16, M= 52)
A MO2
B M2O
C M2O3
D M
39 A diprotic acid, H2X has a concentration of 1.0 mol dm-3
. What is the volume of H2X
needed to neutralise 25.0 cm3
of 1.0 mol dm-3
sodium hydroxide solution, NaOH.
Satu asid dwibes H2X mempunyai kepekatan 1.0 mol dm-3
. Berapakah isi padu asid H2X yang
diperlukan untuk meneutralkan 25.0 cm3
larutan natrium hidroksida 1.0 mol dm-3
, NaOH?
A 12.5 cm3
B 25.0 cm3
C 50.0 cm3
D 75.0 cm3
40 A ballon contains 12.04 x 1023
of gas particle,What is the number of moles of the gas in
the ballon?
Sebiji belon mengandungi 12.04 x 1023
zarah gas.Berapakah bilangan mol gas dalam
belon tersebut?
[ Pemalar Avogadro: 6.02 x 1023
mol-1
]
A 0.5 mol
B 1.0 mol
C 2.0 mol
D 6.0 mol

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P alternatif f4 kimia

  • 1. PENTAKSIRAN ALTERNATIF TINGKATAN 4 KIMIA (KERTAS 1) 1 jam 15 minit 1 Which of the following is an insoluble salt? Antara yang berikut, yang manakah ialah garam tidak terlarutkan? A Lead(II) nitrate Plumbum (II) nitrat C Sodium sulphate Natrium sulfat B Silver chloride Argentum klorida D Potassium chloride Kalium klorida 2 Which of the following produces the highest rate of reaction with solid sodium carbonate? Antara yang berikut, yang manakah menghasilkan kadar tindak balas tertinggi dengan pepejal natrium karbonat? A 20 cm3 of 0.1 mol dm-3 hydrochloric acid 20 cm3 asid hidroklorik 0.1 mol dm-3 B 20 cm3 of 0.5 mol dm-3 hydrochloric acid 20 cm3 asid hidroklorik 0.5 mol dm-3 C 20 cm3 of 0.8 mol dm-3 hydrochloric acid 20 cm3 asid hidroklorik 0.8 mol dm-3 D 20 cm3 of 2.0 mol dm-3 hydrochloric acid 20 cm3 asid hidroklorik 2.0 mol dm-3 3. A patient is diagnosed of having lung cancer. Which isotope is used to treat the patient? Seorang pesakit didiagnosiskan mempunyai kanser paru-paru. Isotop manakah yang digunakan untuk merawat pesakit itu? A Carbon-14 Karbon-14 C Phosphorus-32 Fosforus-32 B Sodium-24 Natrium-24 D Cobalt-60 Kobalt-60
  • 2. 5 Which of the following substances consist of atom? Antara bahan berikut yang manakah terdiri daripada atom? A Carbon dioxide Karbon dioksida C Carbon dioxide Karbon dioksida B Oxygen Oksigen D Lithium Litium 6 Diagram 1 shows the set-up of the apparatus to determine the empirical formula of a metal oxide. Rajah 1 menunjukkan susunan radas untuk menentukan formula empirik suatu oksida logam. Which of the following metal oxides is suitable to be used in Diagram ? Antara oksida logam berikut, yang manakah sesuai digunakan dalam Rajah ? A Zink oksida C Aluminium oksida B Kuprum (II) oksida D Magnesium oksida 7 Which compound is formed by sharing electrons? Sebatian yang manakah terbentuk dengan berkongsi elektron? 4 Which of the following shows sublimation process? Antara berikut, yang manakah menunjukkan proses pemejalwapan? A Bromine vapour spreads throughout gas jar Wap bromin tersebar ke seluruh balang gas C Naphthalene ball in cupboard becomes smaller Bebola naftalena dalam almari menjadi lebih kecil B Water changes into ice in the refrigerator Air bertukar kepada ais di dalam peti sejuk D Volume of perfume decreases in an open bottle Isipadu minyak wangi berkurang dalam botol yang terbuka
  • 3. A Magnesium klorida, MgCl Magnesium klorida, MgCl C Sodium bromide, NaBr Natrium bromida. NaBr B Sulfur dioxide, SO2 Sulfur dioksida, SO2 D Zinc oxide, ZnO Zink oksida, ZnO 8 Which of the following represents the electron arrangement for the compound Magnesium klorida? Antara berikut yang manakah mewakili susunan electron bagi sebatian Magnesium klorida? A B C D 9 The following equation represented the reaction between sodium thiosulphate and sulphuric acid. Persamaan berikut mewakili tindak balas antara larutan natrium tiosulfat dan asid sulfurik : Na2S2O3 + H2SO4 → Na2SO4 + H2O + SO2 + S 20cm3 of distilled water is added to a mixture.What is the differences of adding distilled water to the mixture compared without adding distilled water? 20cm3 air suling ditambahkan kepada campuran itu.Apakah perbezaan penambahan air suling kepada campuran berbanding tiada penambahan air suling? A Total volume of Sulphur dioxide become higher Jumlah isipadu sulfur dioksida menjadi bertambah Cl Cl Cl Cl Cl Cl
  • 4. B Concentration of sodium sulphate become higher Kepekatan natrium sulfat menjadi bertambah C Total volume of water become higher Jumlah isipadu air menjadi bertambah D Time taken reaction complete is higher Masa untuk tindak balas selesai bertambah. 10 Name the compound of SnO2 using the IUPAC nomenclature. Namakan sebatian bagi SnO2 mengikut penamaan IUPAC A Tin oxide (IV) Stanum oksida (IV) C Tin oxide (II) Stanum (II) oksida B Tin (IV) oxide Stanum (IV) oksida D Tin (II) oxide Stanum (II) oksida 11 Suatu atom unsur A mempunyai 12 neutron. Nombor nukleon bagi unsur A ialah 23. Atom A menderma electron untuk membentuk ion A. Berapakah bilangan elektron dalam ion A? A 10 C 16 B 11 D 18 13 Table 1 below shows information about two elements. Jadual 1 di bawah menunjukkan maklumat berkenaan 2 jenis unsur. Elements Unsur Proton number Nombor proton X 9 Y 17 Based on the information above, both elements X and Y are Berdasarkan maklumat di atas, kedua-dua unsur X dan Y adalah A Halogens C Alkaline metal 12 Formula molekul bagi glukosa ialah C6H12O6 Apakah formula empirik bagi glukosa? A CHO C C2H2O2 B CH2O D C2H4O2
  • 5. Halogen Logam alkali B Inert gas Gas adi D Isotopes of the same element Isotop bagi unsur yang sama 14 Two elements P and Q, combine to form the gas of PQ3. What are P and Q? Dua unsur P dan Q bergabung membentuk gas PQ3. Apakah unsur P dan Q? Element P Unsur P Element Q Unsur Q A 2.8.3 2.8.7 B 2.8.7 2.8.3 C 2.8.5 2.8.7 D 2.8.7 2.8.5 15 Which of the following substances ionise partially in water? Antara bahan-bahan berikut, yang manakah mengion separa di dalam air? I Nitric acid Asid nitric III Ammonia Ammonia II Phosphoric acid Asid fosforik IV Litium hydroxide Litium hidroksida A I dan II C II dan III B I dan III D III dan IV 16 What is the number of moles in 200 cm3 of 0.25 mol dm-3 of hydrochloric acid? Apakah bilangan mol dalam 200 cm3 asid hidroklorik 0.25 mol dm-3 ? A 0.025 mol C 0.01 mol B 0.05 mol D 0.10 mol 17 Diagram 2 below shows the method used to store an elements
  • 6. Rajah 2 di bawah menunjukkan kaedah menyimpan satu unsur Which of the following explains why the method is used? Antara yang berikut, yang manakah menerangkan mengapa kaedah ini digunakan? A To avoid from reaction with sunlight Untuk mengelakkan daripada tindak balas dengan cahaya matahari B The element is toxic and dangerous Unsur adalah toksik dan berbahaya C The element is reactive and volatile Unsur ini adalah reaktif dan mudah meruap D To avoid from reaction with oxygen in the air Untuk mengelakkan daripada tindak balas dengan oksigen dalam udara 18 The reaction between zinc and hydrochloric acid is represented by the following chemical equation Tindak balas antara zink dengan asid hidroklorik di wakili oleh persamaan kimia berikut Zn + 2HCl → ZnCl2 + H2 Which of the following methods is the most suitable to determine the rate of the reaction? Antara kaedah berikut yang manakah paling sesuai untuk menentukan kadar bagi tindak balas di atas? A Determine the change in the temperature of the solution with time Menentukan perubahan suhu larutan berkadar dengan masa B Determine the change in the concentrations of zinc chloride with time Menentukan perubahan kepekatan zink berkadar dengan masa C Determine the volume of hydrogen gas given off with time Menentukan isipadu gas hydrogen yang di hasilkan berkadar dengan masa D Determine the change in the concentration of hydrochloric acid with time
  • 7. Menentukan perubahan kepekatan asid hidroklorik berkadar dengan masa 19 Which of the following is a soluble salt? Antara yang berikut, yang manakah ialah garam terlarutkan? A Lead(II) sulphate Plumbum (II) sulfat C Calcium sulphate Kalsium sulfat B Silver chloride Argentum klorida D Lead(II) nitrate Plumbum (II) nitrat 20 Chloride ion and chlorine atom have different number of subatomic particles. Which of the following is correct about chloride ion and chlorine atom? Ion klorida dan atom klorin mempunyai bilangan zarah subatom yang berbeza. Antara yang berikut, yang manakah betul mengenai ion klorida berbanding atom klorin? A More number of neutrons Bilangan neutron yang lebih C Bigger proton number Bilangan proton yang lebih besar B More number of electrons Bilangan elektron yang lebih D Smaller nucleon number Nombor nukleon yang lebih kecil 21 Diagram 3 shows the apparatus set-up to determine the empirical formula of magnesium oxide. Rajah 3 menunjukkan susunan radas untuk menentukan formula empirik magnesium oksida. Which step is correct to ensure the magnesium ribbon burnt completely? Langkah manakah yang betul untuk memastikan pita magnesium itu terbakar dengan lengkap? A Buka penutup mangkuk pijar sekali- sekala semasa pemanasan C Tutup mangkuk pijar dengan penutupnya sebaik sahaja pita magnesium itu mula terbakar B Panaskan pita magnesium itu dengan kuat dalam mangkuk pijar tanpa penutupnya D Ulang proses pemanasan, penyejukan dan penimbangan sehingga jisim tetap diperoleh
  • 8. 22 Bromine -79 and bromine-81 are isotopes. Which of the following are the same for both isotopes? Bromin –79 dan bromin- 81 merupakan isotop. Yang manakah antara berikut adalah sama untuk kedua-dua isotop? I Proton number Nombor proton III Number of neutrons Bilangan neutron II Nucleon number Nombor nukleon IV Number of electrons Bilangan elektron A I and III C II and III B I and IV D II dan IV 23 Which of the following statements is true about subatomic particle? Antara pernyataan berikut yang manakah benar tentang zarah subatom? A Neutrons are positively charged with a relative mass of two Neutron bercas positif dan jisim relatifnya ialah dua B Electrons are negatively charged with negligible mass Elektron bercas negatif dan mempunyai jisim yang boleh diabaikan C An elctron has a mass equal to that of a proton Electron mempunyai jisim yang sama dengan protonnya D A neutral atom contains more protons than electrons in it Atom yang neutral mengandungi lebih banyak proton berbanding dengan electron 24 Table 2 below shows the proton numbers of elements A and B Jadual 2 di bawah menujukkan nombor proton bagi unsur A dan B Unsur A B Nombor proton 11 19 Which of the following statements are true? Antara pernyataan berikut, yang manakah benar? I A lebih reaktif daripada B II Size atom A lebih kecil daripada atom B
  • 9. III Kedua-kedua A dan B bertindak balas dengan air untuk menghasilkan gas hydrogen IV A lebih mudah menderma elektron berbanding dengan B A I dan II C II dan IV B II dan III D III dan IV 25 Diagram below shows the electron arrangements of three atoms L, M and N. Rajah di bawah menunjukkan susunan elektron bagi tiga atom L,M dan N. L M N The reactivity in descending order of these atoms is Kereaktifan dalam susunan menurun bagi ketiga-tiga atom ini adalah A M, N, L B M, L, N C L, N, M D L, M, N 26 Diagram 4 below shows an interconversion of the state of matter. Rajah 4 di bawah menunjukkan satu perubahan keadaan jirim. Which substance undergoes process P? Bahan manakah yang mengalami proses P? I Iodin III Magnesium klorida II Sulfur IV Ammonium klorida A I dan II sahaja C I dan IV sahaja B II dan III sahaja D III dan IV sahaja
  • 10. 27 Which of the following examples are synthesized from natural composite materials? Antara contoh berikut, yang manakah dibina daripada bahan komposit semulajadi? I Wood,Kayu III Snail shell, Cengkerang siput II Spiader web, Sarang labah-labah IV Cotton, Kapas A I dan III sahaja C I,II dan III sahaja B II dan IV sahaja D I,II,III dan IV 28 200 cm3 of distilled water is added to 50 cm3 of 0.2 mol dm-3 copper (II) sulphate solution. What is the molarity of diluted solution ? 200 cm3 air suling ditambah kepada 50 cm3 larutan kuprum (II) sulfat 0.2 mol dm-3 . Apakah kemolaran larutan cair yang terbentuk? A 0.02 mol dm-3 C 0.06 mol dm-3 B 0.04 mol dm-3 D 0.08 mol dm-3 29 Element Z reacts with chlorine to form a compound with the formula ZCl. Which of the following is element Z? Unsur Z bertindak balas dengan klorin membentuk sebatian dengan formula ZCl. Yang manakah adalah unsur Z? Element Unsur Proton number Nombor proton A Silikon 14 B Natrium 11 C Kalsium 20 D Magnesium 12 30 The symbol of an aluminium atom is 𝑨𝒍 𝟏𝟑 𝟐𝟕 . Which of the following is correct about the number of the different particles in an aluminium ion, Al3+ ? Simbol bagi atom aluminium ialah 𝑨𝒍 𝟏𝟑 𝟐𝟕 . Antara yang berikut, yang manakah betul tentang bilangan zarah yang berlainan bagi ion aluminium, Al3+ ? Proton Neutron Elektron A 10 14 13 B 13 14 27
  • 11. C 10 27 13 D 13 14 10 31 Which of the following properties led to the wider use of optical fibres in information technology compared to copper? Antara sifat berikut, yang manakah menjadikan gentian optik digunakan secara meluas dalam bidang teknologi maklumat berbanding dengan kabel kuprum? I High information carrying capacity Kapasiti membawa maklumat yang besar II Ability to carry information for longer distances Kebolehan untuk membawa maklumat yang besar III Lower electrical interruption Kurang gangguan elektrik IV Faster transmission of data Penghantaran maklumat yang lebih cepat A I and III only I dan III sahaja C I,II and III only I,II dan III sahaja B II and IV only II dan IV sahaja D I,II,III and IV I,II,III dan IV 32 Calculate the mass of potassium hydroxide required to prepare 250 cm3 of 2 mol dm-3 solution? Hitungkan jisim kalium hidroksida yang diperlukan untuk menyediakan 250 cm3 larutan 2 mol dm- 3 . [ Relative atomic mass : H= 1 ; O= 16; K= 39 ] [ Jisim atom relatif : H= 1 ; O= 16; K= 39 ] A 22.4 g C 56.0 g B 28.0 g D 112.0 g 33 Which of the following is uses of NaOH. Yang manakah berikut adalah kegunaan NaOH. A To make soaps and detergent. Untuk membuat sabun dan detergen. B To make antacid pills. Untuk membuat pil antacid.
  • 12. C To prevent coagulation of latex in the rubber industry. Untuk menghalang penggumpalan lateks dalam industri getah. D To make chemical fertilizer. Untuk membuat baja kimia. 34 Which reaction has the highest rate of reaction? Tindak balas manakah yang mempunyai kadar tindak balas yang paling tinggi? A Rusting of iron fence Pengaratan pagar besi B Decaying of death organism Pereputan organisma yang telah mati C Burning of small piece of charcoal in the air Pembakaran ketulan kecil arang batu dalam udara D Formation of stalactites and stalagmites in a cave Pembentukan stalaktit dan stalagmite dalam gua 35 Diagram 5 shows the results of experiment I and II for decomposition of 25cm3 of 0.1 moldm-3 sodium chlorate (I) solution produces oxygen gas. Jadual 5 menunjukkan isipadu gas karbon dioksida, CO2 yang dikumpulkan bagi tindak balas antara serbuk kalsium karbonat dan asid hidroklorik. Which of the following is the correct match for the experiments? Antara padanan berikut, yang manakah betul tentang eksperimen tersebut? Experiment I Eksperimen I Experiment II Eksperimen II Volume of carbon dioxide gas (cm3 ) Isipadu gas karbon dioksida (cm3 ) Experiment I Eksperimen I Time (s) Masa (s) Experiment II Eksperimen II
  • 13. A 100 cm3 of 0.1 moldm-3 hidrochloric acid 100cm3 asid hidroklorik 0.1 moldm-3 100 cm3 of 0.2 moldm-3 hidrochloric acid 100cm3 asid hidroklorik 0.2 moldm-3 B 100 cm3 of 0.5 moldm-3 hidrochloric acid 100cm3 asid hidroklorik 0.5 moldm-3 50 cm3 of 0.2 moldm-3 hidrochloric acid 50cm3 asid hidroklorik 0.2 moldm-3 C 50 cm3 of 0.2 moldm-3 hidrochloric acid 50cm3 asid hidroklorik 0.2 moldm-3 20 cm3 of 0.1 moldm-3 hidrochloric acid 20cm3 asid hidroklorik 0.1 moldm-3 D 100 cm3 of 0.2 moldm-3 hidrochloric acid 100cm3 asid hidroklorik 0.2 moldm-3 20 cm3 of 0.5 moldm-3 hidrochloric acid 20cm3 asid hidroklorik 0.5 moldm-3 36 The following equation represents the reaction between 100 cm3 of 1.0 mol dm-3 sulphuric acid and 10 g copper(II) oxide. Persamaan berikut mewakili tindak balas antara 100 cm3 asid sulfurik 1.0 mol dm-3 dan 10 g kuprum(II) oksida. CuO + H2SO4 → CuSO4 + H2O What is the mass of copper(II) oxide that remain unreacted. [Relative atomic mass: Cu = 64, O = 16] Berapakah jisim kuprum(II) oksida yang masih tidak bertindak balas? [Jisim atom relatif : Cu = 64, O = 16] A 2g C 8g B 4g D 10g 37 Diagram 6 shows a gas cartridge of a Bunsen burner. Rajah 6 menunjukkan kartrij gas penunu Bunsen. What is the number of moles of the gas? Berapakah bilangan mol gas itu? [Jisim atom relatif: H = 1, C = 12] Butane Butana 2.75kg
  • 14. A 0.05 mol C 47.4 mol B 21.1 mol D 49.1 mol 38 When 1.52g of a metal oxide of M is reduced, 1.04g of the metal is obtained. Determine the empirical formula of the metal oxide. Apabila 1.52g logam oksida M diturunkan, 1.04g logam diperolehi. Tentukan formula empirik logam oksida tersebut. ( Jisim atom relatif; O= 16, M= 52) A MO2 B M2O C M2O3 D M 39 A diprotic acid, H2X has a concentration of 1.0 mol dm-3 . What is the volume of H2X needed to neutralise 25.0 cm3 of 1.0 mol dm-3 sodium hydroxide solution, NaOH. Satu asid dwibes H2X mempunyai kepekatan 1.0 mol dm-3 . Berapakah isi padu asid H2X yang diperlukan untuk meneutralkan 25.0 cm3 larutan natrium hidroksida 1.0 mol dm-3 , NaOH? A 12.5 cm3 B 25.0 cm3 C 50.0 cm3 D 75.0 cm3 40 A ballon contains 12.04 x 1023 of gas particle,What is the number of moles of the gas in the ballon? Sebiji belon mengandungi 12.04 x 1023 zarah gas.Berapakah bilangan mol gas dalam belon tersebut? [ Pemalar Avogadro: 6.02 x 1023 mol-1 ] A 0.5 mol B 1.0 mol C 2.0 mol D 6.0 mol