SPM Chemistry Trials '19 - Terengganu
Save
Edit
Host a game
Live GameLive
Homework
Solo Practice
Practice
51 QuestionsShow answers
  • Question 1
    900 seconds
    Q.

    Which of the following substances consists of molecule?

    answer choices

    Helium gas

    Chlorine gas

    Sodium carbonate

    Copper(II) oxide

  • Question 2
    900 seconds
    Q.

    The proton number of atom R is 14 and its relative atomic mass is 28. Which statements is correct about R?

    answer choices

    The mass of 1 atom R is 28g

    The molar mass of R is 28g mol1mol^{-1}

    14g of R contains 6.0 x 1023 6.0\ x\ 10^{23}\ atoms

    Atom R has 14 protons, 14 electrons and 28 neutrons

  • Question 3
    900 seconds
    Q.

    Diagram 1 shows the position of element X and element Y in the periodic table of elements. What is the chemical formula when element X reacts with element Y?

    answer choices

    XY

    XY2

    Y2X

    Y2X3

  • Question 4
    900 seconds
    Q.

    Which of the following substances can conduct electricity in molten state and aqueous solution?

    answer choices

    Lead(II) bromide

    Potassium chloride

    Tetrachloromethane

    Naphthalene

  • Question 5
    900 seconds
    Q.

    Diagram 2 shows the apparatus set-up of electrolysis X electrolyte. Which of the following is X used to light up a bulb?

    answer choices

    Potassium sulphate

    Silver chloride

    Glacial propanoic acid

    Pure methanol

  • Question 6
    900 seconds
    Q.

    Which of the following is true about weak acid?

    answer choices

    Unable to neutralize alkali

    The pH value is more than 7

    Able to change red litmus paper to blue

    Ionizes partially in water to produce hydrogen ions

  • Question 7
    900 seconds
    Q.

    Which of the following salts is probably salt X?

    answer choices

    Aluminium chloride

    Lead(II) carbonate

    Lead(II) nitrate

    Zinc nitrate

  • Question 8
    900 seconds
    Q.

    Which of the following are properties of glass?

    I - Transparent

    II - React with chemical

    III - Can be cleaned easily

    IV - Heat conductor

    answer choices

    I and II only

    I and III only

    II and IV only

    II and III only

  • Question 9
    900 seconds
    Q.

    Which method is the most suitable to increase the rate of reaction for the following equation?

    4H2O2 --> O2 + 2H2O

    answer choices

    Decrease the concentration of hydrogen peroxide

    Decrease the temperature of hydrogen peroxide

    Increase the volume of hydrogen peroxide

    Add manganese(IV) oxide

  • Question 10
    900 seconds
    Q.

    Which statement is correct about fats and oils?

    answer choices

    Fats and oils are chemically different

    Fats and oils are mixtures of organic acids and glycerol

    Fats and oils are not important because they lead to health problems

    Fats come from plants while oils come from animals

  • Question 11
    900 seconds
    Q.

    Which substance can be used to convert Fe3+ ions into Fe2+ ions?

    answer choices

    Acidified potassium manganate(VII) solution

    Copper

    Silver

    Sulphur dioxide gas

  • Question 12
    900 seconds
    Q.

    Which of the following is true of an exothermic reaction?

    answer choices

    The container becomes hotter.

    The temperature of the mixture decreases.

    Heat energy is absorbed from the surroundings.

    The heat energy is converted to kinetic energy.

  • Question 13
    900 seconds
    Q.

    What is the type of medicine for barbiturate?

    answer choices

    Antibiotic

    Antidepressant

    Stimulant

    Analgesic

  • Question 14
    900 seconds
    Q.

    Diagram 3 shows the graph of heating of solid Y. What is the boiling point of Y?

    answer choices

    A

    B

    C

    D

  • Question 15
    900 seconds
    Q.

    A balloon contains 12.04 x 1023 of gas particle. What is the number of moles of the gas in the balloon? [Avogadro's constant : 6.02 x 1023 mol-1]

    answer choices

    0.5 mol

    1.0 mol

    2.0 mol

    6.0 mol

  • Question 16
    900 seconds
    Q.

    Table 2 shows the electron arrangement of element R and Q. Element Q can form a compound with element R. What is relative molecular mass of the compound formed between element Q and R? [R.A.M.: Q= 35.5; R=12]

    answer choices

    47.5

    83

    118.5

    154

  • Question 17
    900 seconds
    Q.

    Table 3 shows the electron arrangement of elements P, Q, R and S. Which of the following pairs will form an ionic compound?

    answer choices

    Q and P

    S and Q

    R and P

    Q and P

  • Question 18
    900 seconds
    Q.

    Diagram 4 shows the apparatus set-up for an experiment to electroplate a nail with copper. After 20 minutes, the students found no changes to the nail. What changes should be made to the experiment for it to succeed?

    answer choices

    Interchange the terminals in the cell

    Increase the concentration of electrolyte

    Rub the nail with sand paper

    Decrease the cell voltage

  • Question 19
    900 seconds
    Q.

    Which of the following substances ionizes partially in water?

    answer choices

    HCl

    NaOH

    CH3OH

    CH3COOH

  • Question 20
    900 seconds
    Q.

    Based on the results of the experiment, salt X is:

    answer choices

    Zinc chloride

    Calcium carbonate

    Aluminium sulphate

    Magnesium chloride

  • Question 21
    900 seconds
    Q.

    A plastic bag is made from a polymer called polyethene. Which of the following is the property of plastic bag?

    answer choices

    Good insulator

    Non flammable

    Biodegradable

    High tensile strength

  • Question 22
    900 seconds
    Q.

    The following equation represents the reaction between calcium carbonate and hydrochloric acid.

    CaCO3 + 2HCL --> CaCl2 + CO2 + H2O

    Which products is most suitable to be chosen to determine the rate of reaction?

    answer choices

    Decreasing mass of calcium carbonate

    Increasing mass of calcium chloride

    Increasing volume of carbon dioxide

    Increasing volume of water

  • Question 23
    900 seconds
    Q.

    A student wants to produce a rubber strip that is harder and resistant to heat. He dip the natural rubber strip in a beaker containing methylbenzene and substance Q. What is substance Q?

    answer choices

    Ethanoic acid

    Hydrogen chloride

    Disulphur dichloride

    Potassium hydroxide

  • Question 24
    900 seconds
    Q.

    Ionic equation for the reaction between zinc and copper(II) ions solution, Cu2+ is shown below.

    Zn + Cu2+ --> Zn2+ + Cu

    Based on the equation, which substance undergoes oxidation?

    answer choices

    Zn

    Cu2+

    Zn2+

    Cu

  • Question 25
    900 seconds
    Q.

    Diagram 5 shows the energy level diagram for the precipitation reaction of silver chloride. Which of the following is true about the reaction?

    answer choices

    Endothermic reaction, heat is released.

    Exothermic reaction, heat is absorbed.

    Endothermic reaction, heat is absorbed.

    Exothermic reaction, heat is released.

  • Question 26
    900 seconds
    Q.

    Two cleaning agents, soap and detergent are used to wash clothes in sea water and river water. Which of the following pair is correct about the results obtained?I

    answer choices

    I and II

    I and IV

    II and III

    III and IV

  • Question 27
    900 seconds
    Q.

    What is the nucleon number of atom shown?

    answer choices

    11

    12

    22

    23

  • Question 28
    900 seconds
    Q.

    Which of the following is true about the atoms of elements Y and Z?

    answer choices

    Mass of one atom of Z is 18g

    The number of protons in atom Y is 90

    5 moles of Z have the same mass as 1 mole of Y

    The density of one atom of Y is 5 times that of an atom of Z

  • Question 29
    900 seconds
    Q.

    Element Z is located in the same group as chlorine in the Periodic Table. Z is not the actual symbol of the element.

    Which of the following statements are the chemical properties of element Z?

    answer choices

    Reacts with water to produce alkaline solution

    Reacts with sodium to produce a black solid

    Reacts with sodium hydroxide to produce an acidic solution

    Reacts with hot iron to form brown solid.

  • Question 30
    900 seconds
    Q.

    Diagram shows the electron arrangement of a carbon dioxide molecule. Which of the following is true?

    answer choices

    One carbon atom contributes four electrons to be shared by two oxygen atoms.

    Four double covalent bonds are formed in a carbon dioxide molecule.

    Each oxygen atom contributes one electron for sharing.

    One carbon atom requires two electrons to achieve the octet electron arrangement.

  • Question 31
    900 seconds
    Q.

    Table shows the observation for the reactions between metal N with two different salt solutions. Which of the following is correct ascending order of metal N, calcium and lead in the electrochemical series?

    answer choices

    N, calcium, lead

    Calcium, lead, N

    Lead, N, calcium

    Calcium, N, lead

  • Question 32
    900 seconds
    Q.

    What are the products of the reaction between ethanoic acid and sodium oxide?

    I - Water

    II - Hydrogen

    III - Ethyl ethanoate

    IV - Sodium ethanoate

    answer choices

    I and II

    II and III

    III and IV

    I and IV

  • Question 33
    900 seconds
    Q.

    Diagram shows inland lake known as dead sea. In dry season, solid X is formed. During raining season all the solid X disappear. What are the properties of solid X?


    I - Can be purified using recrystallization

    II - Can conduct electricity in molten state

    III - Consists of chloride and sulphate compounds

    IV - Low melting and boiling point

    answer choices

    I and II

    I and III

    II and III

    III and IV

  • Question 34
    900 seconds
    Q.

    Which of the following is the most suitable catalyst and conditions required for production of ammonia in industry?D

    answer choices

    A

    B

    C

    D

  • Question 35
    900 seconds
    Q.

    The following equation represents the reaction between sodium thiosulphate and sulphuric acid.

    Na2S2O3 + H4SO4 --> Na2SO4 + H2O + SO2 + S

    20cm3 distilled water is added to the mixture. What is the difference of adding distilled water to the mixture compared to without adding distilled water?

    answer choices

    Total volume of sulphur dioxide becomes higher

    Concentration of sodium sulphate becomes higher

    Total volume of water becomes higher

    Time taken reaction complete is higher

  • Question 36
    900 seconds
    Q.

    When but-1-ene is shaken with bromine water, the brown bromine water is decolourised. What is the product of this reaction?

    answer choices

    1,2-dibromobutane

    2,3-dibromobutene

    1,2-dibromobutene

    2,3-dibromobutane

  • Question 37
    900 seconds
    Q.

    Diagram shows the results of an experiment to investigate the effect of metals on the rusting of iron.

    Based on the result above, arrange iron, X and Y in increasing order of electropositivity.

    answer choices

    X, iron, Y

    Y, iron, X

    Iron, X, Y

    Iron, Y, X

  • Question 38
    900 seconds
    Q.

    Diagram 10 shows the energy profile diagram for a reaction between P and Q.

    What is the value of X?

    answer choices

    +100

    +80

    -180

    +180

  • Question 39
    900 seconds
    Q.

    What is the additive added in detergent to improve the function of detergent as cleaning agent in hard water?

    answer choices

    Lipase

    Sodium hypochlorite

    Sodium carbonate

    Silicones

  • Question 40
    900 seconds
    Q.

    The properties of the element will change when across the period from left to right in the periodic table of element?

    Which of the following show the changes?

    answer choices

    Boiling point increase

    Basic oxide property increase

    Electric conductivity increases

    Electronegativity increase

  • Question 41
    900 seconds
    Q.

    The electron arrangement of atom X is 2.8.5 and atom Y has 2 valence electrons. What is the type of bond and formula of compound formed between X and Y?

    answer choices

    A

    B

    C

    D

  • Question 42
    900 seconds
    Q.

    Table 8 shows information about four voltaic cells. What is the potential difference of the voltaic cell when metal B is paired with metal D?

    answer choices

    1.0V

    2.0V

    2.5V

    3.0V

  • Question 43
    900 seconds
    Q.

    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?

    answer choices

    Soap

    Detergent

    Dilute hydrochloric acid

    Dilute potassium hydroxide

  • Question 44
    900 seconds
    Q.

    Diagram 11 shows smoke released from a factory. The main substance in the smoke causes the soil in the area to become infertile. Which substance can be used to solve this problem?

    answer choices

    Rice husk

    Wood ash

    Lake water

    Table salt

  • Question 45
    900 seconds
    Q.

    The following information are some of the uses of a manufactured substance Z in industry. Which substance is suitable as Z?

    answer choices

    Polymer

    Ammonia

    Sulphuric acid

    Composite material

  • Question 46
    900 seconds
    Q.

    The reaction between nitric acid and magnesium is complete in 2 minutes and 5 seconds. Maximum volume of gas hydrogen produce is 50cm3. What is the average rate of reaction?

    answer choices

    0.4 cm3s-1

    2.0 cm3s-1

    2.5 cm3s-1

    10.0 cm3s-1

  • Question 47
    900 seconds
    Q.

    The molecular formula shown represents a food flavouring substance.

    C3H7COOCH3

    Which of the following can be used to make the flavouring?

    answer choices

    Methanol and propanoic acid

    Propanol and methanoic acid

    Butanol and propanoic acid

    Methanol butanoic acid

  • Question 48
    900 seconds
    Q.

    Diagram shows the apparatus set-up to study transfer of electrons at a distance. Which of the following occurs at carbon electrode X and Y respectively?

    answer choices

    Y : Oxidation number of ferum changes from +2 to +3

    X : Oxidation number of manganese changes from +7 to +3

    Y : Brown solution changes to green

    X : Purple solution change to colourless

    Y : Iron(II) ion is oxidized

    X : Manganate(VII) is reduced

    Y : Mass of Y increases

    X : Mass of X decreases

  • Question 49
    900 seconds
    Q.

    The reaction between 50cm3 0.1mol dm-3 sodium iodide solution and 50cm3 0.1mol dm-3 lead(II) nitrate solution releases 4200J of heat. What is the change in temperature of the mixture?

    [Specific heat capacity of solution = 4.2 J g-1 C-1. Density of solution = 1g cm-3]

    answer choices

    2.1 C

    8.4 C

    10.0 C

    20.0 C

  • Question 50
    900 seconds
    Q.

    Which pairs are correctly matched?V

    answer choices

    I and II

    I and IV

    II and III

    III and IV

  • Question 51
    900 seconds
    Q.

    Thank you for studying!

    no correct answer

    Good luck for Chemistry!

    Good luck for SPM!

    #ExiverosStraightA+

    -amanA

Report Quiz
Why show ads?
Report Ad
Join a game