Reactivity Series and Metal Extraction
8 minutes ago
gfrancis_34166
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15 QuestionsShow answers
  • Question 1
    60 seconds
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    Q.

    Metal A is more reactive than Metal B. The following displacement reaction takes place.


    Metal A + Metal B in compound ---> Metal B + Metal A in compound.


    True or False.

    answer choices

    True

    False

  • Question 2
    30 seconds
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    Q. Acid + Metal --> ?
    answer choices
    Salt + Water
    Salt + Hydrogen
    Salt
    Hydrogen
  • Question 3
    30 seconds
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    Q. What is an ore?
    answer choices
    a solid metal
    a rock cantaining a metal combined with other elements
    an element
    an object used to row a boat
  • Question 4
    30 seconds
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    Q.

    Which of these elements is unlikely to be found in the ground in its pure form?

    answer choices

    gold

    platinum

    aluminium

    silver

  • Question 5
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    Q. What is the removal of oxygen from a substance called?
    answer choices
    reduction
    extraction
    electrolysis
    oxidation
  • Question 6
    30 seconds
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    Q. What is the addition of oxygen to a substance called?
    answer choices
    decomposition
    reduction
    oxidation
    extraction
  • Question 7
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    Q. Which element cannot be extracted from its ore by reduction with carbon?
    answer choices
    iron
    aluminium
    copper
    lead
  • Question 8
    20 seconds
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    Q.

    What gas is always produced when a metal reacts with water?

    answer choices

    Oxygen

    Carbon Dioxide

    Hydrogen

    Carbon Monoxide

  • Question 9
    120 seconds
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    Q.

    Magnesium chloride + Sodium → ?

    answer choices

    Sodium chloride + Magnesium

    Magnesium chloride + Sodium (No change)

    Sodium magnesium + Chlorine

    Magnesium sodium chloride

  • Question 10
    60 seconds
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    Q.

    Which of the following does not react with water?

    answer choices

    Lithium

    Magnesium

    Lead

    Calcium

  • Question 11
    60 seconds
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    Q.

    Which one of the following metals reacts most vigorously with cold water?

    answer choices

    Sodium

    Magnesium

    Copper

    Zinc

  • Question 12
    30 seconds
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    Q.

    What element rusts?

    answer choices

    Carbon

    Iron

    Manganese

    Potassium

  • Question 13
    30 seconds
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    Q.

    What two things cause Iron to rust ?

    answer choices

    Water and Oxygen

    Air and HCl

    Carbon Monoxide and Air

    Water and Carbon Dioxide

  • Question 14
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    Q.

    What prevents rusting?

    answer choices

    Painting

    Washing

    Dusting

    Sanding

  • Question 15
    30 seconds
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    Q.

    Which of the followings is NOT a protection method of rusting?

    answer choices

    Galvanizing

    Painting

    Covering in plastic

    Heating with carbon

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