kimia paper 1 f4 sbp akhir 06[1]

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SULIT 4541/1 [Lihat sebelah 4541/1 SULIT 4541/1 Kimia Kertas 1 Nov 2006 1 ¼ Jam SEKTOR SEKOLAH BERASRAMA PENUH KEMENTERIAN PELAJARAN MALAYSIA ______________________________________________ PEPERIKSAAN AKHIR TAHUN TINGKATAN 4 2006 KIMIA Kertas 1 Satu jam lima belas minit JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU 1. Kertas soalan ini mengandungi 50 soalan. 2. Jawab semua soalan. 3. Jawab dengan menghitamkan ruangan yang betul pada kertas jawapan 4. Bagi setiap soalan hitamkan satu ruangan sahaja 5. Sekiranya anda hendak menukar jawapan, padamkan tanda yang telah dibuat. Kemudian hitamkan jawapan yang baru. 6. Rajah yang mengiringi soalan tidak dilukiskan mengikut skala. 7. Anda dibenarkan menggunakan kalkulator saintifik yang tidak boleh diprogramkan. Kertas soalan ini mengandungi 20 halaman bercetak

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Page 1: Kimia Paper 1 f4 Sbp Akhir 06[1]

SULIT 4541/1

[Lihat sebelah4541/1 SULIT

4541/1KimiaKertas 1Nov20061 ¼ Jam

SEKTOR SEKOLAH BERASRAMA PENUHKEMENTERIAN PELAJARAN MALAYSIA

______________________________________________PEPERIKSAAN AKHIR TAHUN TINGKATAN 4

2006

KIMIA

Kertas 1

Satu jam lima belas minit

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU

1. Kertas soalan ini mengandungi 50 soalan.2. Jawab semua soalan.3. Jawab dengan menghitamkan ruangan yang betul pada kertas jawapan4. Bagi setiap soalan hitamkan satu ruangan sahaja5. Sekiranya anda hendak menukar jawapan, padamkan tanda yang telah dibuat.

Kemudian hitamkan jawapan yang baru.6. Rajah yang mengiringi soalan tidak dilukiskan mengikut skala.7. Anda dibenarkan menggunakan kalkulator saintifik yang tidak boleh

diprogramkan.

Kertas soalan ini mengandungi 20 halaman bercetak

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INFORMATION FOR CANDIDATES

1 This question paper consists of 50 questions.

2 Answer all questions.

3 Answer each question by blackening the correct space on the answer sheet.

4 Blacken only one space for each question.

5 If you wish to change your answer, erase the blackened mark that you have made. Thenblacken the space for the new answer.

6 The diagrams in the questions provided are not drawn to scale unless stated.

7 You may use a non-programmable scientific calculator.

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Question 1 to Question 50 are followed by four options A, B, C or D.Choose the best option for each question and blackened the corresponding space on theobjective answer sheet.

1 The diagram shows a model of an atom.

Who introduced this model?

A Neils Bohr

B John Dalton

C J.J. Thomson

D Ernest Rutherford

2 How many times are 2 copper atoms heavier than an oxygen atom?Given that the relative atomic mass of O=16, Cu=64.

A 4

B 8

C 16

D 64

3

Which of the following elements may be D?

A Phosphorus

B Magnesium

C Aluminium

D Sulphur

An oxide of D can reacts with both hydrochloric acid andsodium hydroxide solution.

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4 The electron arrangement of atom Y is 2.6. Atom Y can form covalent compoundwith another atom by

A receiving two electrons

B sharing two electrons

C releasing six electrons

D sharing two pairs of electrons

5 The diagram shows the set-up of the apparatus for electrolysis.

Which of the following compounds could be used as an electrolyte?

A Pure ethanol

B Ethyl ethanoate

C Dilute ethanoic acid

D Tetrachloromethane

6 Which of the following is true about a strong acid?

A Unable to neutralize alkali

B The pH value is more than 7

C Able to change red litmus paper to blue.

D Ionizes completely in water to produce hydrogen ions

7 Which of the following best defines the term ‘salt’?

A Formed when a hydrogen ion in an acid is replaced by a metal ion or ammonium

ion

B Formed when a metal ion reacts with a non- metal ion

C That contains sodium ions and chloride ions

D It is salty in taste

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8 The diagram shows the arrangement of atoms of a substance.

Which of the following substances has the same arrangement of atoms as in thediagram?

A Aluminium

B Copper

C Brass

D Iron

9 The diagram shows the particles arrangement of a substance at room temperature.

What is the substance?

A Water

B Helium

C Chlorine

D Nitrogen

10 X, Y and Z are three different elements in the same period of The Periodic Table ofthe 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?

A X, Y, Z

B X, Z, Y

C Y, Z, X

D Z, Y, X

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11 The diagram shows the set up of the apparatus for an experiment to determine theempirical formula of a metal oxide.

Which of the following information is not needed to determine the empiricalformula of the metal oxide?

A Mass of the metal oxide

B Mass of the hydrogen

C Mass of the oxygen

D Mass of the metal

12 The diagram shows the electron arrangement of a compound formed between atoms Xand Y.

Which of the following statements is true about compound?

A It is an ionic compound

B The compound has a high boiling point

C The compound is formed by covalent bonds

D The compound is formed by electron transfer

Dryhydrogen

Burning of excesshydrogen gas Metal oxide

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13 In the electrolysis of 2.0 moldm-3 copper (II) chloride solution using carbonelectrodes, the ions that are selectively discharged at the cathode and anode are

Cathode Anode

A H+ OH-

B H+ Cl-

C Cu2+ OH-

D Cu2+ Cl-

14 The diagram shows a test tubes containing ammonia solution.

What is the colour of the solution?

A Orange

B Yellow

C Blue

D Red

15 Which of the following is a diprotic acid?

A Hydrochloric acid

B Sulphuric acid

C Ethanoic acid

D Nitric acid

1 mol dm-3 ammonia solution andmethyl orange indicator

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16 Which of the following pairs is correct monomer for the polymer?

Monomer PolymerA Ethene Polythene

B Glucose Protein

C Amino acid Carbohydrate

D Isopropene Nylon

17 Which of the following substances sublimes when heated?

A Ammonium chloride

B Potassium chloride

C Lead (II) chloride

D Zinc chloride

18 The chemical equation below shows the reaction between ammonia and copper (II)oxide.

aNH3 + bCuO cN2 + dCu + eH2O

What are the values of a, b, c, d and 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

19 Which of the following statements is true of Group 1 elements when going down thegroup?

A Reactivity Decreases

B Atomic size Decreases

C Melting point Increases

D Electropositivity Increases

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20 The food container of the canned food does not rust easily because it has beenelectroplated with a layer of

A tin

B zinc

C aluminium

D magnesium

21 Two elements P and Q have proton numbers of 12 and 17 respectively. Which of thefollowing formulae and type of bond is true for the compound formed betweenelements P and Q?

Formula Types of bond

A PQ2 Ionic bond

B P2Q Ionic bond

C PQ2 Covalent bond

D P2Q Covalent bond

22 The following equation represents a neutralization reaction.

Acid + Base Salt + Water

Which pairs are reactants in the neutralization reactions?

I Sulphuric acid + Solid calcium carbonate

II Hydrochloric acid + solid copper (II) oxide

III Sulphuric acid + sodium hydroxide

IV 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

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23 The diagram shows steps taken to test the presence of ion in the solution K

Which of the following substances could be K?

A Magnesium nitrate

B Potassium chloride

C Sodium sulphate

D Sodium oxide

24 Some synthetic polymers are known to be biodegradable. These polymers are

A not harmful to living organisms

B easily broken down by bacteria

C resistant to corrosion

D flammable

25 The table shows the melting point and boiling point of four substances,W, X, Y and Z.

Substance Melting point (oC) Boiling point (oC)WXYZ

-18775114-79

-12613044468

Which of the substances is a liquid at 60oC?

A W

B X

C Y

D Z

Dilute sulphuric acid

Iron (II) sulphate

A few drops of concentrated sulphuric acid

Brown ring formed

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26 The diagram shows the formula of the sulphate of metal L.

LSO4

What is the formula of the nitrate of metal L?

A L(NO3)3

B L(NO3)2

C L2NO3

D LNO3

27 Which of the following shows the number of protons of an element in Group 1 of thePeriodic Table of the Elements?

A 3

B 7

C 13

D 17

28 The table shows the proton numbers of elements T, U, V, W and X.

Elements Proton NumberT 3U 6V 14W 17X 18

Which of the following pairs of elements will form a covalent compound?

A T and V

B T and W

C U and W

D U and X

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29 The diagram shows the set-up of the apparatus of simple voltaic cell. The reading onthe voltmeter is 0.3 V.

Which

I

II

III

IV

A I a

B I a

C II

D II

30 GlaciaIn wh

A

C

of the following will increase the reading on the voltmeter?

Increase the volume of iron (II) sulphate solution

Substitute the iron plate with a silver plate

Use a more dilute iron (II) sulphate solution

Substitute the zinc plate with a magnesium plate

nd II only

nd III only

and IV only

, III and IV only

l ethanoic acid is put into four test tubes A, B, C and D.ich test tube does a reaction occur?

Iron (II) sulphatesolution

Iron plate

Zinc plate

Dry glacialethanoic acidpH paper

Dry glacialethanoic acidSodium carbonate

Dry glacial ethanoicacid

Calcium carbonatechip

Dry glacialethanoic acidMagnesiumribbon

B

D

solution

SULIT

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31 Which of the following ions would liberate a gas that turns damp red litmus paperblue when added with sodium hydroxide solution?

A H+

B NH4+

C Zn2+

D Fe2+

32 Which of the following substances is found in a photochromic glass?

A Plastic and ceramic

B Glass and silver chloride

C Plastic and sodium chloride

D Ceramics and silver chloride

33 The graph shows the heating curve of solid R.

Which of the following statements is true?

A The melting point of R is x.

B At L, substance R exists as liquid only

C The process that occurs at O is freezing

D At N, energy is used to break up the bonds between particles

x

y

P

L

N

M

O

K

Time ( min)

Temperature / oC

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34 The table shows the relative atomic mass of elements M and N.

Element Relative atomic massMN

8016

Which of the following statements is true?

A The mass of an atom N is 16g

B The number of protons of an atom M is 80

C The mass of 5 mol of N is the same of the mass of 1 mol of M

D Density of atom M is five times more than the density of atom N

35 The proton number of atom A is 15. Atom Z has 7 valence electrons.What is the formula of the compound formed between A and Z?

A AZ3

B AZ5

C A3Z

D AZ5

36 Covalent compounds do not conduct electricity because they consist of

A neutral atoms

B free moving ions

C ions in fixed positions

D covalent molecules only

37 Which of the following voltaic cells can be recharged?

A Dry cell

B Mercury cell

C Alkaline cell

D Lead –acid accumulator

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38 The diagram shows the set–up of apparatus for the titration of sodium hydroxidesolution with sulphuric acid.

What is the volume of sulphuric acid at the end point of the titration?

A 10 cm3

B 20 cm3

C 30 cm3

D 40 cm3

39 A metal carbonate, XCO3, is green in colour. When it is heated strongly, theremaining solid is black. Which of the following metals could be X?

A Zinc

B Lead

C Copper

D Aluminium

Sulphuric acid 1.0 mol dm-3

20 cm3 of sodium hydroxidesolution 1.0 mol dm-3 andphenolphthalein as anindicator

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40 Atom Y consists of 17 protons and 20 neutrons. Which of the following symbolsrepresent the ion of Y ?

AY20

17

BY37

17

CY37

20

DY20

17

41 The diagram shows three balloons with hydrogen, nitrogen and oxygen gasrespectively.

Arrange the gases in an ascending order of volume.[Given that the relative atomic mass of H=1, N=14, O=16 and 1 mol of gas occupies24 dm 3 at room temperature and pressure]

A Hydrogen, nitrogen, oxygen

B Hydrogen, oxygen, nitrogen

C Nitrogen, oxygen, hydrogen

D Oxygen, nitrogen, hydrogen

2.5 g ofhydrogen

gas

7.0g ofnitrogen

gas

2.5 g ofoxygen

gas

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42 Table shows the nucleon number and number of neutrons of element R andelement T.

Element Nucleon number Number of neutronsR 23 12T 35 18

Which of the following statements is true for elements R and T?

A R is more electronegative than T.

B R and T exist as diatomic molecules.

C R and T are in the same period of the Periodic Table of the Elements.

D R and T are in the same group of the Periodic Table of the Elements.

43 The diagram shows the electrons arrangement of atom of element Q.

Element P can reacts with element Q to form an ionic compound with the formula PQ.What is the electron arrangement of atom P?

A 2

B 2.1

C 2.8.1

D 2.8.2

Q

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44 The diagram shows the set-up of the apparatus of simple cell

What are the metals X and Y?

Metal X Metal Y

A Zinc Magnesium

B Lead Zinc

C Aluminium Magnesium

D Zinc Lead

45 Which of the following solution has the highest concentration of hydrogen ions?

A 50 cm3 1.0 mol dm-3 H2SO4 solution

B 50 cm3 2.0 mol dm-3 H2SO4 solution

C 100 cm3 1.0 mol dm-3 HNO3 solution

D 150 cm3 1.0 mol dm-3 HNO3 solution

46 When sodium hydroxide is added dropwise until in excess to a solution, a whiteprecipitate soluble in excess is formed. The ions that could be present in the solutionare

I Al3+

II Zn2+

III Mg2+

IV Pb2+

A I and II only

B I and IV only

C I, II, and IV only

D I, II, III and IV

Electronflow

Metal X

Metal Y

Lead (II) nitratesolution

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47 Propene, C3H6 burns in oxygen as follows.

2C3H6 + 9O2 6CO2 + 6H2O

What is the number of carbon dioxide molecules produced from a complete burningof 21g of propene?Given that relative atomic mass of H=1, C=12, O=16 andAvogadro constant = 6.02 x 1023 mol-1

A 3.01 x 1023

B 6.02 x 1023

C 9.03 x 1023

D 12.04 x 1023

48 The diagram shows the set-up of the apparatus used to electroplate iron spoon withsilver.

What is observed at the anode and cathode after

Anode C

A Silver plate becomes thinner Silvery de

B Silvery deposit formed Gas bubbl

C Silver plate becomes thinner Gas bubbl

D Gas bubbles released Gas bubbl

Iron spoon

Silver plate

Silver nitrate

[Lihat sebelahSULIT

30 minutes?

athode

posit formed

es released

es released

es released

solution

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49 0.3 mole of magnesium reacts with 0.9 mole of hydrochloric acid to producehydrogen gas.How many moles of hydrochloric acid are left unreacted?

A 0.1

B 0.3

C 0.6

D 0.9

50 The diagram shows the set-up of the apparatus used for the purification of a metalthrough electrolysis.

Which of the following combinacopper?

Electrode P

A Pure copper

B Impure copper

C Pure copper

D Impure copper

END

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tions is suitable to be used for the purification of

Electrode R Solution S

Impure copper Copper (II) sulphate

Pure copper Copper (II) nitrate

Impure copper Sulphuric acid

Pure copper Sulphuric acid

OF QUESTION PAPER

Solution S

P R

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BAHAGIAN SEKOLAHKEMENTERIAN PELAJARAN MALAYSIA

CHEMISTRY FORM 4FINAL EXAM 2006

MARKING SCHEME

PAPER 1

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Paper 1

Paper 1 (50) + Paper 2 (100) + Paper 3(50)2

1 C 21 A 41 D

2 B 22 C 42 C

3 C 23 A 43 D

4 D 24 B 44 D

5 C 25 D 45 B

6 D 26 B 46 C

7 A 27 A 47 C

8 C 28 C 48 A

9 B 29 C 49 B

10 C 30 D 50 B

11 B 31 B

12 C 32 B

13 D 33 D

14 B 34 C

15 B 35 A

16 A 36 D

17 A 37 D

18 B 38 A

19 D 39 C

20 A 40 B