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20 questions
Which substance is an element?
Bahan manakah yang merupakan suatu unsur?
Air
Udara
Steam
Stim
Carbon
Karbon
Naphtalene
Naftalena
A patient is diagnosed of having cancer.
Which isotope is used to treat the patient?
Seorang pesakit didiagnosakan mempunyai kanser.
Isotop manakah yang digunakan untum merawat pesakit itu?
Carbon-14
Karbon-14
Sodium-24
Natrium-24
Phosphorus-32
Fosforus-32
Cobalt-60
Kobalt-60
The average mass of a magnesium atom is 24 times greater than of the mass of a carbon-12 atom.
What is the relative atomic mass of magnesium?
Purata jisim satu atom magnesium adalah 24 kali lebih besar daripada jisim satu atom karbon-12.Apakah jisim atom relatif bagi magnesium?
2
12
24
48
Element J and element Q have proton number of 12 and 9 respectively.
What is the relative formula mass of a compound formed between J and Q?
Unsur J dan unsur Q masing-masing mempunyai nombor proton 12 dan 9.
Berapakah jisim formula relatif bagi sebatian yang terbentuk antara J dan Q?
(JAR: J=24 ; Q= 19)
30
43
62
67
What is the type of particles of naphthalene?
Apakah jenis zarah bagi naftalena?
Which particles are produced when an electrolyte dissolves in water?
Zarah manakah yang terhasil apabila elektrolit melarut dalam air?
Ions
Ion
Atoms
Atom
Electrons
Elektron
Molecules
Molekul
Which substances are electrolytes?
Bahan-bahan manakah adalah elektrolit?
Glucose
Glukosa
Acetamide
Asetamida
Sodium chloride
Natrium Klorida
Which of the following is not the fonction of electrolysis in daily lives?
Antara yang berikut, yang manakah bukan fungsi elektrolisis dalam kehidupan seharian?
Prevention of corrosion
Mencegah kakisan
Generation of electrical energy
Penjanaan tenaga elektrik
Electroplating metals
Penyaduran Logam
Extraction of metals
pengekstrakan logam
Which substance conduct electric current in aqueous state?
Bahan manakah yang mengkonduksikan arus elektrik dalam keadaan akuetus?
Silver chloride
Argentum klorida
Sodium Chloride
Natrium Klorida
Calcium Sulphate
Kalsium sulfat
Barium sulphate
Barium Sulfat
Which of the following is correct about an electrolyte?
Antara yang berikut, yang manakah betul tentang elektrolit?
Dissolves water
Larut dalam air
Exists as liquid at room temperature
Wujud sebagai cecair
Conducts electricity in solid state
Mengkonduksi elektrik dalam keadaan pepejal
Has freely moving ions in aqueous state
Mempunyai ion-ion bergerak bebas dalam keadaan akueus
A factory worker wants to remove the oxide layer on the surface of the steel used to make the body of a car.
Which substance is suitable to be used for that purpose?
Seorang pekerja kilang ingin menyingkirkan lapisan oksida pada permukaan keluli yang digunakan untuk membuat badan kereta.
Bahan manakah yang sesuai digunakan untuk tujuan itu.
Detergent
Detergen
Sulphur dioxide
Sulfur dioksida
Dilute hydrochlolic acid
Asid hidrokolik air
Dilute potassium hydroxide
Kalium hidroksida cair
Which statement explains why water is needed to show the acidic properties of an acid?
Penyataan manakah menerangkan mengapa air diperlukan untuk menunjukkan sifat keasidan sifat keasidan bagi suatu asid?
Neutralisation of acid occurs in water
Ionisation of acid occurs in water
Pengaionan asid berlaku dalam air
Water dissolve the acid
Air melarutkan asid
Water oxidises the acid
Air mengoksidakan asid
Which substanceneuttralises a solution with the pH value of 4?
Bahan manakah meneutralkan suatu larutan dengan nilai pH 4?
Distilled water
Air suling
Sodium Choride
Natrium Klorida
Sodium Hydrexide
Nutrium hidroksida
Dilute ethonoic acid
Asid etanoik cair
Which of the following is correct about weak alkaline solution?
Antara yang berikut, yang manakah betul tentang larutan alkali?
Have pH value of 13
Mempunyai nilai pH 13
Partially ionside in water
Mengion separa dalam air
Concentration of the solution is low
Kepekatan larutan adalah rendah
Solution does not react with acid
Larutan tidak bertindak balas dengan asid
A patient complained of a pain due to an excess of acid in the stomatch.
Which substance will help to releive the pain?
Seorang pesakit mengadu sakit disebabkan lebihan asid dalam perut.
Bahan manakah yang boleh melegakan sakit itu?
Ammonia
Ammonia
Ethanoic acid
Asid etanoik
Sodium chloride
Natrium klorida
Magnesium hydroxide
Magnesium hidroksida
A
B
C
D
A
B
C
D
A
B
C
D
What is the main source in the production of detergent?
Apakah sumber utama dalam penghasilan detergen?
Palm oil
Minyak sawit
Animal fat
Lemak haiwan
Ammonia
Ammonia
Petroleum
Petroleum
A
B
C
D
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