MRSM 2009

The diagram below shows the symbol that represents an atom.
Rajah di bawah menunjukkan perwakilan bagi suatu atom.

Number 23 refers to
Nombor 23 mewakili

C6H12O6 is the molecular formula of glucose.
What is its empirical formula?
Formula molekul bagi glukosa adalah C6H12O6.
Apakah formula empiriknya?

1 mol of oxygen gas, O2 and 1 mol of carbon dioxide gas, CO2 have
1 mol gas oksigen, O2 dan 1 mol gas karbon dioksida, CO2 mempunyai

Which of the following is true about elements in the Periodic Table?
Antara yang berikut manakah benar tentang unsur -unsur dalam Jadual Berkala?

Which of the following is true about the products formed when sodium reacts with
water?
Antara yang berikut manakah benar mengenai hasil yang terbentuk apabila natrium
bertindak balas dengan air?

Oxygen
Oksigen

Hydrogen
Hidrogen

Sodium oxide
Natrium oksida

Sodium hydroxide
Natrium hidroksida

Which substance is a covalent compound?
Bahan manakah adalah sebatian kovalen?

Diagram 2 shows a chemical cell using copper and metal X.
Rajah 2 menunjukkan satu sel kimia menggunakan kuprum dan logam X

Which of the following represents X in order to give the highest reading?
Antara berikut manakah mewakili X untuk menghasilkan bacaan tertinggi?

Diagram 3 shows a circuit where the bulb lights up
Rajah 3 menunjukkan litar dimana mentol menyala

What is substance Y?
Apakah bahan Y?

Which element reacts with dilute sulphuric acid to produce hydrogen gas?
Unsur manakah bertindak balas dengan asid sulfurik cair untuk menghasilkan gas hidrogen?

The following items are made of glass.
Bahan berikut diperbuat daripada kaca.

Mirror
Cermin
Electrical bulbs
Mentol elektrik
Glass windows
Kaca tingkap

Which type of glass is used to manufacture the items?
Jenis kaca manakah yang digunakan bagi menghasilkan bahan tersebut?

Diagram 4 shows the stages in the Contact Process.
Rajah 4 menunjukkan peringkat-peringkat dalam Proses Sentuh.

Name the substances P and Q.
Namakan bahan P dan Q.

Diagram 5 shows a displacement reaction between metal and silver nitrate solution.
Rajah 5 menunjukkan tindak balas penyesaran antara logam dan larutan argentum nitrat.

Which of the following metal will produce the highest rate of reaction?
Antara logam berikut manakah akan menghasilkan kadar tindak balas yang paling tinggi?

Which of the following homologous series and its functional group are correctly
paired?
Antara pasangan siri homologus dan kumpulan berfungsinya yang berikut manakah
dipadankan dengan betul?

When liquid R is refluxed with propanoic acid and a few drops of concentrated
sulphuric acid, a sweet smelling liquid is formed. Liquid R may be

Apabila cecair R direfluks dengan asid propanoik dan beberapa titis asid sulfurik pekat,
cecair berbau wangi terhasil. Cecair R mungkin

The following equation represents the oxidation of magnesium atom.
Persamaan berikut mewakili pengoksidaan atom magnesium.

Mg → Mg2+ + 2e-

What is meant by oxidation based on the equation?
Apa yang dimaksudkan dengan pengoksidaan berdasarkan persamaan tersebut?

Diagram 6 shows the changes of iron (II) sulphate to iron (III) sulphate using bromine
water.
Rajah 6 menunjukkan perubahan ferum (II) sulfat kepada ferum (III) sulfat menggunakan air
bromin.

Which of the following is true regarding the reaction?
Antara berikut manakah benar tentang tindak balas tersebut?

Which of the following is true about endothermic reaction?
Antara berikut manakah benar tentang tindak balas endotermik?

Diagram 7 represents an energy profile diagram representing an endothermic reaction.
Rajah 7 menunjukkan gambar rajah profil tenaga yang mewakili tindak balas endotermik.

What is the value of activation energy?
Apakah nilai tenaga pengaktifan?

Sodium chloride is added to fish to produce salted fish.
Which of the following is the main function of sodium chloride?
Natrium klorida ditambah kepada ikan untuk menghasilkan ikan masin.
Antara berikut manakah fungsi utama natrium klorida?

Which of the following differences between soap and detergent is not true?
Antara perbezaan berikut manakah tidak benar bagi sabun dan detergen?

A solid substance is heated until it turns to vapour.
Diagram 8 shows the graph of temperature against time taken in the experiment.
Satu bahan pepejal dipanaskan sehingga berubah kepada wap.
Rajah 8 menunjukkan graf suhu melawan masa untuk eksperimen tersebut.

Which part of the graph does melting process occurs?
Bahagian graf yang manakah berlakunya proses peleburan?

Table 1 shows the number of neutrons, number of protons and number of electrons of
four different particles.
Jadual 1 menunjukkan bilangan neutron, bilangan proton dan bilangan elektron bagi empat
zarah berbeza.

Which of the following particles is an anion?
Antara zarah berikut yang manakah adalah anion?

Element S has 11 protons. It can be deduced that element S has the same chemical
properties with the element which have
Unsur S mempunyai 11 proton. Oleh itu dapat disimpulkan bahawa unsur S mempunyai sifat
kimia yang sama dengan unsur yang mempunyai bilangan

Which of the following diagram shows the correct apparatus set up to electroplate an
iron with silver?

A:

B:

C:

D:

Antara rajah berikut yang manakah menunjukkan susunan radas yang betul untuk menyadur
ferum dengan argentum?

Elements M and N combined to form a compound which has the following
characteristics.
Unsur M dan N bergabung untuk membentuk sebatian yang mempunyai ciri-ciri berikut:

• Low melting point
Takat lebur yang rendah
• Does not dissolves in water
Tidak larut dalam air

Which of the following is true about elements M and N?
Antara berikut yang manakah benar tentang unsur M dan N?

Calcium carbonate is added to solutions V and W in two different test tubes.
Table 2 shows the experimental result for solutions V and W.
Kalsium karbonat ditambahkan ke dalam larutan V dan W ke dalam dua tabung uji yang
berlainan.
Jadual 2 menunjukkan keputusan eksperimen untuk larutan V dan W.

Table 2
Jadual 2

From the result, solutions V and W are
Berdasarkan keputusan V dan W adalah

Diagram 9 shows the formation of a white precipitate when solution J and solution K
are mixed.
Rajah 9 menunjukkan pembentukan mendakan putih apabila larutan J dan larutan K
dicampurkan.

Which of the following is the most suitable to be solution J and solution K?
Antara berikut yang manakah paling sesuai sebagai larutan J dan larutan K?

I Sodium sulphate and lead (II) nitrate
Natrium sulfat dan plumbum (II) nitrat

II Sodium chloride and aluminium nitrate
Natrium klorida dan aluminium nitrat

III Sodium chloride and silver nitrate
Natrium klorida dan argentum nitrat

IV Sodium nitrate and calcium chloride
Natrium nitrat dan kalsium klorida

Diagram 10 shows the structure for a part of a polymer.
Rajah 10 menunjukkan struktur sebahagian polimer.

Which of the following compound is the monomer for the polymer?
Antara bahan berikut yang manakah adalah monomer bagi polimer tersebut?

Diagram 11 shows the graph of the volume of hydrogen gas against time for the
reaction between granulated zinc and 50 cm3

1.0 mol dm-3 sulphuric acid.

Rajah 11 menunjukkan graf isipadu gas hidrogen melawan masa untuk tindak balas antara
ketulan zink dan 50 cm3

asid sulfurik 1.0 mol dm-3
Curve X is obtained when excess granulated zinc is reacted with 50 cm3

1.0 mol dm-3

sulphuric acid.
Which of the following must be done to produce curve Y?
Lengkung X diperoleh apabila ketulan zink yang berlebihan bertindak balas dengan 50 cm3
asid sulfurik 1.0 mol dm-3
.

Antara berikut yang manakah perlu dilakukan untuk menghasilkan lengkung Y?

The equation represents the reaction between sodium carbonate and hydrochloric acid.
Persamaan mewakili tindak balas antara natrium karbonat dengan asid hidroklorik.

Na2CO3 + 2 HCl → 2 NaCl + H2O + CO2
The mass of the beaker and its contents is plotted against time.
Which graph represents what happens when sodium carbonate reacts with an excess of
dilute hydrochloric acid?
Jisim bikar dan kandungannya diplotkan melawan masa.
Graf manakah yang diwakili oleh tindak balas natrium karbonat dengan asid hidroklorik cair
berlebihan?

Diagram 12 shows the apparatus set up used to prepare gas T.
Rajah 12 menunjukkan susunan radas yang digunakan untuk menghasilkan gas T.

Which of the following is the characteristic of gas T?
Antara berikut yang manakah merupakan sifat gas T?

Diagram 13 shows the structural formula of a compound.
Rajah 13 menunjukkan formula struktur bagi suatu sebatian.

What is the name of the compound?
Apakah nama bagi sebatian tersebut?

Which of the following acid releases the highest amount of heat when reacted with
excess potassium hydroxide?
Antara asid berikut yang manakah membebaskan tenaga haba yang paling banyak apabila
bertindak balas dengan kalium hidroksida yang berlebihan?

The following thermochemical equation shows the formation of lead (II) sulphate.
Persamaan termokimia berikut menunjukkan pembentukan plumbum (II) sulfat.

Pb2+ + SO42- → PbSO4 ∆Η = -50 kJ mol −1

Which of the following statements is true regarding the reaction?
Antara penyataan berikut manakah benar mengenai tindak balas tersebut?

I White precipitate is formed
Mendakan putih terbentuk

II Reaction is exothermic
Tindak balas adalah eksotermik

III Temperature decreases during the reaction
Suhu berkurangan semasa tindak balas

IV The heat released when 0.2 mole of lead(II) ions react is 10.0 kJ
Haba yang terbebas apabila 0.2 mol ion plumbum(II) bertindak balas ialah 10.0 kJ

Table 3 shows the melting point and boiling point of substances P, Q, R and S.
Jadual 3 menunjukkan takat lebur dan takat didih bagi bahan P, Q, R dan S.

Table 3
Jadual 3

Which of the following substance is in liquid state at room temperature?
Antara bahan berikut yang manakah merupakan cecair pada suhu bilik?

The following chemical equation represents a reaction between magnesium oxide and
sulphuric acid.
Persamaan kimia berikut mewakili tindak balas antara magnesium oksida dan asid sulfurik.
MgO + H2SO4 → MgSO4 + H2O
What is the mass of magnesium sulphate formed when 2.0 g of magnesium oxide
powder is reacted with excess sulphuric acid?
Apakah jisim magnesium sulfat yang terbentuk apabila 2.0 g serbuk magnesium oksida
bertindak balas dengan asid sulfurik berlebihan?
(Molar mass : MgO = 40; MgSO4= 120)
(Jisim molar : MgO = 40; MgSO4 = 120)

Diagram 15 shows the electron arrangement of atom T.
Rajah 15 menunjukkan susunan elektron bagi atom T.

Atoms T and U are placed in the same period in the Periodic Table. The atomic radius
of atom U is larger than atom T.
What is the probable electron arrangement of atom U?
Atom T dan U terletak dalam kala yang sama dalam Jadual Berkala Unsur. Jejari atom U
lebih besar dari atom T.
Apakah susunan elektron yang mungkin bagi atom U?

Atom W has 14 protons while atom Z has 17 protons.
Which of the following shows the formula and type of compound formed when atom
W combines with atom Z?
Atom W mempunyai 14 proton manakala atom Z mempunyai 17 proton.
Antara berikut yang manakah menunjukkan formula dan jenis sebatian yang terbentuk
apabila atom W dan atom Z bertindak balas?

Table 4 shows information about three simple cells.
Jadual 4 menunjukkan maklumat mengenai tiga sel ringkas.

Table 4
Jadual 4

What is the potential difference between metal Q and R?
Apakah beza keupayaan bagi pasangan logam Q dan R ?

The following chemical equation represents the neutralization reaction between
sulphuric acid and sodium hydroxide solution.
Persamaan kimia berikut mewakili tindak balas peneutralan antara asid sulfurik dan larutan
natrium hidroksida.
H2SO4 + 2 NaOH → Na2SO4 + 2H2O
20.00 cm3
of 0.1 mol dm-3 sodium hydroxide solution was titrated with 0.1 mol dm-3
sulphuric acid.
What is the final reading of the burette if the initial reading is 5.00 cm3
?

20.00 cm3
larutan natrium hidroksida 0.1 mol dm-3 dititratkan dengan asid sulfurik 0.1 mol
dm-3
.
Apakah bacaan akhir buret jika bacaan awal ialah 5.00 cm3
?

Diagram 16 shows the observations of an experiment conducted on solution Z.
Jadual 16 menunjukkan pemerhatian bagi eksperimen yang dijalankan ke atas larutan Z.

From the observations, Z could be
Berdasarkan pemerhatian, Z mungkin

Diagram 17 shows a racing car. The body of the car is made of substance M.
Rajah 17 menunjukkan sebuah kereta lumba. Badan kereta tersebut dibuat daripada bahan
M.

Substance M has the following properties:
Bahan M mempunyai ciri-ciri berikut:
• strong
kuat
• light
ringan
• withstand high temperature
tahan haba tinggi
• durable
tahan lasak
Which of the following is substance M?
Antara berikut yang manakah bahan M?

Table 5 shows the volume of hydrogen gas collected in the reaction between zinc
granules and dilute hydrochloric acid.
Jadual 5 menunjukkan isipadu gas hidrogen terhasil dalam tindak balas antara ketulan zink
dan asid hidroklorik cair.

Table 5
Rajah 5

What is the average rate of reaction during the second minute?
Apakah kadar tindak balas purata dalam minit kedua?

Table 6 shows the substances used to study the rate of reaction between marble and
nitric acid.
Jadual 6 menunjukkan bahan yang digunakan untuk mengkaji kadar tindak balas antara batu
marmar dengan asid nitrik.

Which of the following graphs represents the two experiments?
Antara graf berikut yang manakah mewakili kedua-dua eksperimen?

Diagram 18 shows the conversion of ethanol into compound G and subsequently to
compound L.
Rajah 18 menunjukkan penukaran etanol kepada sebatian G seterusnya kepada sebatian L.

Which of the following may be compound L?
Antara berikut yang manakah mungkin sebatian L?

Which of the underlined elements has the highest oxidation number?
Antara unsur-unsur yang digariskan yang manakah mempunyai nombor pengoksidaan yang
tinggi?

Table 7 shows the observation obtained when a mixture of two substances was heated
strongly.
Jadual 7 menunjukkan pemerhatian apabila campuran dua sebatian dipanaskan dengan
kuat.

Table 7
Jadual 7

Arrange elements P, Q, carbon and hydrogen in ascending order of reactivity towards
oxygen.
Susunkan unsur P, Q, karbon dan hidrogen mengikut susunan menaik bagi kereaktifan
tehadap oksigen.

A tuberculosis patient is suffering from high fever.
Seorang pesakit tuberkulosis mengalami demam panas.
Which of the following medicines should be prescribed to the patient?
Antara ubat berikut yang manakah sesuai diberikan kepada pesakit tersebut?

The heat of combustion for propanol, C3H7OH is – 2016 kJ mol-1. When 0.3 g of
propanol is completely burnt, the heat given out is used to heat 250 cm3
of water.

What is the rise in temperature for the water?
[Specific heat capacity of water = 4.2 J g-1 oC
-1
. Molar mass of propanol = 60 g mol-1]

Haba pembakaran propanol, C3H7OH adalah – 2016 kJ mol-1

. Apabila 0.3 g propanol

terbakar lengkap, haba yang dibebaskan digunakan untuk memanaskan 250 cm3
air.

Apakah kenaikan suhu air?
[Muatan haba tentu air = 4.2 J g-1 oC

-1. Jisim molar propanol = 60 g mol-1]