Ppt kimia ting 4 paper 1 (2018) question paper by izzahedi

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SEKOLAH MENENGAH KEBANGSAAN SULTAN YUSSUF BATU GAJAH, PERAK

PEPERIKSAAN PERTENGAHAN TAHUN 2018 CHEMISTRY Ti ng kata n 4 Kertas 1 Mei 2018 1 ¼ Jam

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Satu jam lima belas minit

JANGAN BUKA KERTAS PEPERIKSAAN INI SEHINGGA DIBERITAHU 1.

Kertas soalan ini adalah dalam dwibahasa.

Soalan dalam Bahasa Inggeris mendahului soalan yang sepadan dalam Bahasa Melayu

Calon dikehendaki membaca maklumat di halaman belakang kertas peperiksaan ini.

Kertas peperiksaan ini mengandungi 22 halaman bercetak 4541/1

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Which of the following contains atoms? Antara bahan berikut, yang manakah terdiri daripada atom? A

Argon Argon

Naphthalene Naftalena

Carbon dioxide Karbon dioksida Calcium chloride Kalsium klorida

B D

Sulphur dioxide Sulfur dioksida Hydrogen chloride Hidrogen klorida

CH4

NH3

SO2

A sample of carbon dioxide gas is cooled. Which of the following is correct about the velocity and size of its particles? Satu sampel gas karbon dioksida disejukkan. Antara berikut, yang manakah betul tentang halaju dan saiz zarahnya?

A B C D

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Steam Wap air

The rate of diffusion depends on the mass of the gas particles. Which gas has the lowest rate of diffusion? [Molar mass : CH4 = 16 g mol-1, NH3 = 17 g mol-1, CO = 28 g mol-1, SO2 = 64 g mol-1] Kadar resapan bergantung kepada jisim zarah-zarah gas. Gas manakah yang mempunyai kadar resapan paling rendah? [Jisim molar : CH4 = 16 g mol-1, NH3 = 17 g mol-1, CO = 28 g mol-1, SO2 = 64 g mol-1] A

Which of the following consists of ions? Antara berikut, yang manakah terdiri daripada ion? A

Air Udara

Velocity of particles Halaju zarah Increases Bertambah Increases Bertambah Decreases Berkurang Decreases Berkurang

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Size of particles Saiz zarah Decreases Berkurang No change Tidak berubah Decreases Berkurang No change Tidak berubah

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Which process occurs when iodine crystals are heated at room temperature and pressure? Apakah proses yang berlaku apabila hablur iodin dipanaskan pada suhu dan tekanan bilik? A C

Melting Peleburan Evaporation Penyejatan

B D

Boiling Pendidihan Sublimation Pemejalwapan

Diagram 1 shows the inter-conversion of the states of matter of a substance. Rajah 1 menunjukkan perubahan keadaan jirim bagi satu bahan. Steam Stim

Water Air

Ice Ais Diagram / Rajah 1

Which inter-conversion involves the release of heat energy? Perubahan keadaan manakah yang melibatkan pembebasan tenaga? A C

Steam → Ice Stim → Ais Water → Steam Air → Stim

Ice → Water Ais → Air Ice → Steam Ais → Stim

Table 1 shows the boiling point and melting point of substances V, W, X and Y. Jadual 1 menunjukkan takat didih dan takat lebur sebatian V, W, X dan Y. Substance Bahan V W X Y

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Boiling point / °C Takat didih / °C 268 170 130 17 Table / Jadual 1

Melting point / °C Takat lebur / °C 197 150 80 8

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Which substance is liquid at 100°C? Bahan manakah adalah cecair pada suhu 100°C? A

Diagram 2 shows the particles arrangement in three states of matter at room temperature. Rajah 2 menunjukkan susunan zarah dalam tiga keadaan jirim pada suhu bilik.

Diagram / Rajah 2 What are substances X, Y and Z at room temperature? Apakah bahan X, Y dan Z pada suhu bilik?

A B C D

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X Bromine Bromin Naphthalene Naftalena Nitrogen Nitrogen Bromine Bromin

Y Naphthalene Naftalena Nitrogen Nitrogen Bromine Bromin Nitrogen Nitrogen

Z Nitrogen Nitrogen Bromine Bromin Naphthalene Naftalena Naphthalene Naftalena

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Diagram 3 shows the cooling curve of liquid Y. Rajah 3 menunjukkan lengkung penyejukan cecair Y.

Diagram / Rajah 3 Which statement can be deduced from Diagram 3? Pernyataan manakah yang boleh dirumuskan daripada Rajah 3? A B C D

Who discovered neutrons? Siapakah yang telah menemui neutron? A C

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At t1, Y exists as solid Pada t1, Y wujud sebagai pepejal The freezing point of Y is 70°C Takat beku Y ialah 70°C From t1 to t2, Y does not release heat energy Daripada t1 kepada t2, Y tidak membebaskan tenaga haba From t2 to t3, the particles are less closely packed Daripada t2 kepada t3, zarah-zarah tersusun kurang padat

Neils Bohr James Chadwick

B D

J. J. Thompson Ernest Rutherford

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4541/1 Diagram 4 shows the electron arrangement of J 3+ ion. An atom of element J contains 12 neutrons. Rajah 4 menunjukkan susunan elektron ion J3+. Atom bagi unsur J mengandungi 12 neutron.

3+ J

Diagram / Rajah 4 What is the nucleon number of element J? Apakah nombor nukleon unsur J? A 12

B C D

Treatment of cancer Rawatan kanser Sterilization of insects Pensterilan serangga X-ray for body examination Sinar-X untuk pemeriksaan badan Estimate the age of fossils and artefacts Menganggarkan usia fosil dan artifak

Eight atoms of element X has the same mass as two atoms of Tellurium, Te. What is the relative atomic mass of X? [Relative atomic mass : Te = 128] Lapan atom unsur X mempunyai jisim yang sama dengan dua atom Telurium, Te. Berapakah jisim atom relatif X? [Jisim atom relatif : Te = 128] A

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Which of the following is a use of cobalt-60 isotope? Antara berikut, yang manakah kegunaan isotop kobalt-60? A

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The chemical formula for potassium hexacyanoferrate(III) is K3Fe(CN)6. What is the relative formula mass? [Relative atomic mass : C = 12, N = 14, K = 39, Fe = 56] Formula kimia kalium heksasianoferat(III) ialah K3Fe(CN)6. Apakah jisim formula relatifnya? [Jisim atom relatif : C = 12, N = 14, K = 39, Fe = 56] A

251

329

1 × 6.02×1023 8 × 6.02×1023

B D

2 × 6.02×1023 10 × 6.02×1023

1.204 × 1023 3.010 × 1024

B D

1.806 × 1023 3.612 × 1024

Which of the following substances contains 6 × 1022 molecules? [Relative atomic mass : H = 1, C = 12, O = 16 ; Avogadro’s constant : 6 × 1023 mol-1] Antara bahan berikut, yang manakah mengandungi 6 × 1022 molekul? [Jisim atom relatif : H = 1, C = 12, O = 16 ; Pemalar Avogadro : 6 × 1023 mol-1] I III

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What is the number of nitrate ions, NO3- in 2 mol of iron(III) nitrate, Fe(NO3)3? [Avogadro’s constant : 6.02 × 1023 mol-1] Berapakah bilangan ion nitrat, NO3- dalam 2 mol ferum(III) nitrat, Fe(NO3)3? [Pemalar Avogadro : 6.02 × 1023 mol-1] A C

A cooking gas cylinder contains 1 mol of butane, C4H10 How many hydrogen atoms are there in the cylinder? [Avogadro’s constant : 6.02 × 1023 mol-1] Satu silinder gas memasak mengandungi 1 mol butana C4H10. Berapakah bilangan atom hidrogen dalam silinder itu? [Pemalar Avogadro : 6.02 × 1023 mol-1] A C

121

1.8 g water 1.8 g air 1.6 g oxygen gas 1.6 g gas oksigen I and II I dan II

II IV

I and IV I dan IV

1.0 g hydrogen gas 1.0 g gas hidrogen 4.4 g carbon dioxide gas 4.4 g gas karbon dioksida II and III II dan III

III and IV III dan IV

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Which compound has the correct formula? Sebatian manakah mempunyai formula yang betul?

A B C D

Compound Sebatian Barium nitrate Barium nitrat Lead(II) oxide Plumbum(II) oksida Copper(II) oxide Kuprum(II) oksida Silver carbonate Argentum karbonat

Formula Formula Ba(NO3)2 PbO2 Cu2O AgCO3

Diagram 5 shows the apparatus set-up to determine the empirical formula of a metal oxide. Rajah 5 menunjukkan susunan radas untuk menentukan formula empirik logam oksida.

Diagram / Rajah 5 Which of the following metal oxide is suitable to be used in Diagram 5? Antara logam oksida berikut, yang manakah sesuai digunakan dalam Rajah 5? A C

B D

Magnesium oxide Magnesium oksida Copper(II) oxide Kuprum(II) oksida

Which of the following compounds has the empirical formula of CH2O? Antara sebatian berikut, yang manakah mempunyai formula empirik CH2O? A C

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Zinc oxide Zink oksida Aluminium oxide Aluminium oksida

HCOOH CH3COOCH3

B D

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CH3COOH HCOOC2H5

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Which of chemical equation is correctly balanced? Persamaan kimia manakah yang diseimbangkan dengan betul? A C

B D

K + Cl2 → KCl Zn + H2SO4 → ZnSO4 + H2

An oxide of element X has the empirical formula of X2O3. 2.24 g of element X reacts completely with 0.96 g of oxygen. What is the relative atomic mass of X? [Relative atomic mass : O = 16] Satu oksida unsur X mempunyai formula X2O3. 2.24 g unsur X bertindak balas dengan 0.96 g oksigen. Berapakah jisim atom relatif X? [Jisim atom relatif : O = 16] A

K + O2 → K2O Zn + HCl → ZnCl2 + H2

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The following chemical equation represents the decomposition of lead(II) nitrate. Persamaan kimia berikut mewakili penguraian plumbum(II) nitrat.

2Pb(NO3)2 → 2PbO + 4NO2 + O2 What is the mass of lead(II) nitrate required to produce 3.6 dm3 of oxygen gas at room condition? [Relative atomic mass : Pb = 207, N = 14, O = 16 ; Molar volume of gas = 24 dm3 mol-1 at room conditions] Berapakah jisim plumbum(II) nitrat yang diperlukan untuk menghasilkan 3.6 dm3 gas oksigen pada keadaan bilik? [Jisim atom relatif : Pb = 207, N = 14, O = 16 ; Isi padu molar gas = 24 dm3 mol-1 pada keadaan bilik] A

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74.45 g

99.30 g

145.95 g

195.60 g

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The following chemical equation represents the combustion of propane in excess oxygen. Persamaan kimia berikut mewakili pembakaran propana dalam oksigen berlebihan.

C3H8 + 5O2 â&#x2020;&#x2019; 3CO2 + 4H2O What is the volume of carbon dioxide gas produced when 48 cm 3 of propane is completely burnt? [Molar volume of gas = 24 dm3 mol-1 at room conditions] Berapakah isi padu gas karbon dioksida yang dihasilkan apabila 48 cm3 propana terbakar dengan lengkap? [Isi padu molar gas = 24 dm3 mol-1 pada keadaan bilik] A

48 cm3

96 cm3

144 cm3

Which of the following chemist arranged the elements in the Periodic Table of Elements in order of increasing proton number? Antara ahli kimia berikut, siapakah yang menyusun unsur dalam Jadual Berkala Unsur mengikut tertib nombor proton menaik? A

28 cm3

Moseley

Mendeleev

Dobereiner

Lothar Meyer

Diagram 6 shows the electron arrangement of an atom of element Y. Rajah 6 menunjukkan susunan elektron satu atom unsur Y.

Diagram / Rajah 6 What is the position of element Y in the Periodic Table of Elements? Apakah kedudukan unsur Y dalam Jadual Berkala Unsur?

A B C D

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Group Kumpulan 2 2 12 12

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Table 2 shows the electron arrangement for atoms of element W, X, Y and Z. Jadual 2 menunjukkan susunan elektron atom unsur W, X, Y dan Z. Atom Atom W X Y Z

Electron arrangement Susunan elektron 2.4 2.8 2.8.2 2.8.7 Table / Jadual 2

Which element is a metal? Unsur manakah merupakan satu logam? A 28

Oxygen Oksigen Neon Neon

B D

Fluorine Fluorin Nitrogen Nitrogen

Element Y is located in the same group as argon in the Periodic Table of Elements. Which of the following are the characteristics of Y? Unsur Y terletak dalam kumpulan yang sama dengan argon dalam Jadual Berkala Unsur. Antara berikut, yang manakah ciri-ciri Y? I III

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Which of the following is a monoatomic gas? Antara berikut, yang manakah gas monoatom? A

Conduct electricity Mengkonduksikan elektrik A monoatomic particle Zarah monoatom

I and II I dan II

I and IV I dan IV

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Chemically inert Lengai secara kimia Liquid at room temperature Cecair pada suhu bilik II and III II dan III

III and IV III dan IV

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Why are weather balloons filled with helium gas instead of hydrogen gas? Mengapakah belon kaji cuaca diisi dengan gas helium dan bukannya gas hidrogen? A B C D

Helium is unreactive Helium tidak reaktf Helium is easily found in the air Helium mudah didapati dalam udara Helium is lighter than hydrogen Helium lebih ringan berbanding hidrogen Helium is less dense than hydrogen Helium kurang tumpat berbanding hidrogen

Diagram 7 shows the symbols of two elements. Rajah 7 menunjukkan simbol dua unsur.

Diagram / Rajah 7 Which of the following is correct about X and Y? Antara berikut, yang manakah betul tentang X dan Y? A B C D

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Both elements X and Y are monoatomic Kedua-dua unsur X dan Y adalah monoatom Element X is more reactive than element Y Unsur X lebih reaktif berbanding unsur Y Both elements X and Y react with chlorine Kedua-dua unsur X dan Y bertindak balas dengan klorin Element X reacts with element Y to form a compound with the formula XY Unsur X bertindak balas dengan unsur Y untuk membentuk sebatian dengan formula XY

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Which statement explains why the size of atoms of Group 1 elements increases when going down the group in the Periodic Table of Elements? Pernyataan manakah menerangkan mengapa saiz atom unsur Kumpulan 1 meningkat apabila menuruni kumpulan dalam Jadual Berkala Unsur? A B C D

The number of protons increases Bilangan proton meningkat The relative atomic mass increases Jisim atom relatif meningkat The number of valence electrons increases Bilangan elektron valens meningkat The number of shells occupied with electrons increases Bilangan petala berisi elektron meningkat

Diagram 8 shows the method to store an element. Rajah 8 menunjukkan kaedah menyimpan satu unsur.

Diagram / Rajah 8 Which of the following explains why the method is used? Antara berikut, yang manakah menerangkan mengapa kaedah ini digunakan? A B C D

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To avoid the reaction with sunlight Untuk mengelakkan tindak balas dengan cahaya matahari The element is toxic and dangerous Unsur itu toksik dan berbahaya The element is reactive and volatile Unsur itu reaktif dan mudah meruap To avoid the reaction with oxygen in the air Untuk mengelakkan tindak balas dengan oksigen dalam udara

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Element Y is located below potassium in the Periodic Table of Elements. Determine the formula of the product and the reactivity of Y with chlorine compared to the reaction of potassium and chlorine. Unsur Y terletak di bawah kalium dalam Jadual Berkala Unsur. Tentukan formula hasil dan kereaktifan tindak balas Y dengan klorin berbanding tindak balas kalium dengan klorin. Formula of product Formula hasil A

YCl2

YCl

Reactivity Kereaktifan Less reactive Kurang reaktif More reactive Lebih reaktif Less reactive Kurang reaktif More reactive Lebih reaktif

Diagram 9 shows the apparatus set-up to study the reactivity of Group 1 elements with oxygen. Rajah 9 menunjukkan susunan radas untuk mengkaji kereaktifan unsur Kumpulan 1 dengan oksigen.

Diagram / Rajah 9 Table 3 shows the observations for each reaction. Jadual 3 menunjukkan pemerhatian bagi setiap tindak balas. Element Unsur X Y Z

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Observation Pemerhatian Burn vigorously with purple flame Terbakar sangat cergas dengan nyalaan ungu Burns slowly with red flame Terbakar perlahan dengan nyalaan merah Burns vigorously with yellow flame Terbakar terang dengan nyalaan kuning Table / Jadual 3

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Which of the following is the correct descending order of reactivity of these elements with oxygen? Antara berikut, yang manakah tertib secara menurun yang betul bagi kereaktifan unsur-unsur ini dengan oksigen? A 36

X, Z, Y

Y, Z, X

Z, Y, X

Which elements dissolve in water to produce a solution that turns blue litmus paper to red and then decolourised? Unsur manakah yang larut dalam air untuk menghasilkan larutan yang menukarkan kertas litmus biru kepada merah dan kemudian dinyahwarnakan? I

Chlorine Klorin

Bromine Bromin

III

Iodine Iodin

Astatine Astatin

I and II I dan II

I and IV I dan IV

II and III II dan III

III and IV III dan IV

Which characteristic is correct about elements of Group 17 when going down the group in the Periodic Table of Elements? Ciri manakah yang betul tentang unsur-unsur Kumpulan 17 apabila menuruni kumpulan dalam Jadual Berkala Unsur? A B C D

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X, Y, Z

Reactivity increases Kereaktifan meningkat The intensity of colour decreases Keamatan warna berkurang The tendency to accept electron decreases Kecenderungan menerima elektron berkurang The physical state change from liquid to gas Keadaan fizikal berubah daripada cecair kepada gas

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Which of the following is the correct change of property of elements across the period in the Periodic Table of Elements? Antara berikut, yang manakah betul tentang perubahan sifat unsur merentasi kala dalam Jadual Berkala Unsur? A B C D

The atomic radius increases Jejari atom bertambah The relative atomic mass decreases Jisim atom relatif berkurang The number of protons in each atom increases Bilangan proton dalam setiap atom meningkat The number of valence electrons in each atom decreases Bilangan elektron valens dalam setiap atom berkurang

Diagram 10 shows the position of element Y in the Periodic Table of Elements. Rajah 10 menunjukkan kedudukan unsur Y dalam Jadual Berkala Unsur.

Diagram / Rajah 10 Which of the following are the characteristics of element Y? Antara berikut, yang manakah ciri-ciri unsur Y? I II III IV

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Dissolves in water Larut dalam air Has low melting point Mempunyai takat lebur yang rendah Forms coloured compound Membentuk sebatian berwarna Has more than one oxidation number Mempunyai lebih daripada satu nombor pengoksidaan I and II I dan II

I and IV I dan IV

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II and III II dan III

III and IV III dan IV

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Table 4 shows the proton number of elements W, X, Y and Z. Jadual 4 menunjukkan nombor proton bagi unsur W, X, Y dan Z. Element Unsur Proton number Nombor proton

Table / Jadual 4 Which arrangement shows the atomic size of the elements in ascending order? Susunan menakah menunjukkan saiz atom unsur-unsur itu dalam tertib menaik? A 41

W, X, Y, Z

X, W, Z, Y

Y, Z, W, X

Which compound is formed from transferring electrons? Sebatian manakah yang terbentuk melalui pemindahan elektron? A C

Z, Y, X, W

Oxygen, O2 Oksigen, O2 Sodium oxide, Na2O Natrium oksida, Na2O

B D

Water, H2O Air, H2O Tetrachloromethane, CCl4 Tetraklorometana, CCl4

Diagram 11 shows the electron arrangement of a compound with a formula of ZY 2. Rajah 11 menunjukkan susunan elektron satu sebatian dengan formula ZY2.

Diagram / Rajah 11 What are the proton numbers of atom Z and Y? Apakah nombor proton atom Z dan atom Y?

A B C D

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Atom Z 8 10 11 12

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Atom Y 11 10 8 9

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4541/1 Diagram 12 shows the electron arrangement of ion Q2-. Rajah 12 menunjukkan susunan elektron ion Q2-.

Diagram / Rajah 12 What is the valence electron of Q atom? Berapakah elektron valens atom Q? A 44

ML2

M2L

M2L3

An atom of element X has four shells containing electrons. When element X reacts with chlorine, a compound with a formula of XCl is formed. Which of the following is element X? [Proton number : Na = 11, Si = 14, K = 19, Ca = 20] Satu atom unsur X mempunyai empat petala berisi elektron. Apabila unsur X bertindak balas dengan klorin, satu sebatian dengan formula XCl terbentuk. Antara berikut, yang manakah unsur X? [Nombor proton : Na = 11, Si = 14, K = 19, Ca = 20] A

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Element M and element L are located in Group 1 and Group 16 in the Periodic Table of Elements respectively. Element M reacts with element L to form a compound. What is the chemical formula of the compound? Unsur M dan unsur L masing-masing terletak dalam Kumpulan 1 dan Kumpulan 16 dalam Jadual Berkala Unsur. Unsur M dan unsur L bertindak balas membentuk satu sebatian. Apakah formula kimia bagi sebatian itu? A

Sodium Natrium

Silicon Silikon

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Potassium Kalium

Calcium Kalsium

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Diagram 13 shows the symbols for four different elements. Rajah 13 menunjukkan simbol empat unsur berlainan.

Diagram / Rajah 13 Which is the correct formula and type of bond when two elements react? Formula dan jenis ikatan manakah betul apabila dua daripada unsur-unsur itu bertindak balas? Formula Formula A

J2 L

JL2

M2Q

Type of bond Jenis ikatan Ionic Ion Covalent Kovalen Ionic Ion Covalent Kovalen

MQ2

Table 5 shows the proton number and nucleon number of elements X and Y. Jadual 5 menunjukkan nombor proton dan nombor nukleon unsur X dan unsur Y. Element Unsur X Y

Proton number Nucleon number Nombor proton Nombor nukleon 13 27 8 16 Table / Jadual 5

Element X reacts with element Y to form a compound. What is the molar mass of the compound? Unsur X bertindak balas dengan unsur Y membentuk satu sebatian. Apakah jisim molar sebatian itu? A

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43 g mol-1

50 g mol-1

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102 g mol-1

113 g mol-1

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Diagram 14 shows the positions of elements T, W, X, Y and Z in the Periodic Table of Elements. Rajah 14 menunjukkan kedudukan unsur T, W, X, Y dan Z dalam Jadual Berkala Unsur.

Diagram / Rajah 14 Which of the following pair of elements react to form ionic compound? Antara pasangan berikut, yang manakah bertindak balas membentuk sebatian ion?

X and Z X dan Z

T and Z T dan Z

III

T and Y T dan Y

W and Y W dan Y

I and II I dan II

I and IV I dan IV

II and III II dan III

III and IV III dan IV

Table 6 shows the electron arrangement of atoms P, Q, R and S. Jadual 6 menunjukkan susunan elektron atom P, Q, R dan S. Atom Atom P Q R S

Electron arrangement Susunan elektron 2.4 2.8.1 2.8.2 2.8.7 Table / Jadual 6

Which pair of atoms form a compound by sharing electrons? Pasangan atom manakah yang membentuk sebatian melalui perkongsian elektron? A

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P and R P dan R

P and S P dan S

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Q and R Q dan R

Q and S Q dan S

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Which of the following is a property of tetrachloromethane, CCl4? Antara berikut, yang manakah sifat tetraklorometana, CCl4? A B C D

Volatile Mudah meruap Soluble in water Larut dalam air Conducts electricity Boleh mengkonduksikan elektrik Has high melting point Mempunyai takat lebur yang tinggi

END OF QUESTION PAPER KERTAS SOALAN TAMAT

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INFORMATION FOR CANDIDATES MAKLUMAT UNTUK CALON 1.

This question paper consists of 50 questions. Kertas soalan ini mengandungi 50 soalan.

Answer all questions. Jawab semua soalan.

Each question is followed by four alternative answers, A, B, C or D. For each question, choose one answer only. Blacken your answer on the objective answer sheet provided. 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.

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 baharu.

The diagrams in the questions provided are not drawn to scale unless stated. Rajah yang mengiringi soalan tidak dilukis mengikut skala kecuali dinyatakan.

You may use a scientific calculator. Anda dibenarkan menggunakan kalkulator saintifik.

Disediakan oleh:

Disemak oleh:

Disahkan oleh:

......................................................... (CIK INTAN ZAREENA ZAHEDI)

......................................................... (PN. NURRUL â&#x20AC;&#x2DC;AINNI MD. TENI) Ketua Unit Kimia Tingkatan 6

................................................ (PN. NORLIZA MD DERUS) Guru Kanan Sains

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