Practice test

Metals, non metals and metallurgy - Test Set 2

Review 20 exam-focused questions with detailed explanations, then start the interactive test when you are ready.

20 questions

Questions and explanations

  1. Question 1

    Which is not a method of preparing oxygen?
    1. Electrolysis of water
    2. Fractional distillation of liquid air
    3. Decomposition of potassium permanganate
    4. Decomposition of manganese dioxide
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  2. Question 2

    Oxygen's magnetic property classification:
    1. Magnetic materials
    2. Ferromagnetic materials
    3. Paramagnetic materials
    4. Diamagnetic materials
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  3. Question 3

    Burning magnesium ribbon experiment demonstrates:
    1. Combustion
    2. Chemical reaction
    3. Burning
    4. Burning
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  4. Question 4

    Sulphur dioxide bleaches by:
    1. Decomposition
    2. Oxidation
    3. Reduction
    4. Dehydration
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  5. Question 5

    Active ingredient in bleaching powder:
    1. Iodine
    2. Calcium hypochlorite
    3. Nitric acid
    4. Ammonium sulphate
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  6. Question 6

    UPPCS (Mains) 2016
    Which one of the following metals is accessed in the native state?
    1. Aluminium
    2. Gold
    3. Chromium
    4. Zinc
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  7. Question 7

    SSC 2017
    Which of the following metal is the heaviest?
    1. Iron
    2. Silver
    3. Nickel
    4. Osmium
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  8. Question 8

    Identify the metal which is non toxic in nature?
    1. Chromium
    2. Gold
    3. Cadmium
    4. Cobalt
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  9. Question 9

    The “king of metals” is
    1. Gold
    2. Silver
    3. Iron
    4. Aluminium
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  10. Question 10

    An amalgam of metal has which other element?
    1. C
    2. Au
    3. Ag
    4. Hg
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  11. Question 11

    The most abundant metal in the earth’s crust is
    1. Zinc
    2. Copper
    3. Aluminium
    4. Iron
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  12. Question 12

    The important metal used with iron to produce stainless steel is
    1. Aluminium
    2. Chromium
    3. Tin
    4. Carbon
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  13. Question 13

    Which of the following metal (shown by its symbol) is generally used for making filaments of bulb?
    1. Fe
    2. An
    3. Ag
    4. W
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  14. Question 14

    Which is the most reactive metal?
    1. Sodium
    2. Calcium
    3. Iron
    4. Potassium
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  15. Question 15

    Which one of the following elements is kept safely in kerosene oil?
    1. Sodium
    2. Copper
    3. Mercury
    4. Silver
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  16. Question 16

    Table salt gets moist during rainy season because
    1. Sodium chloride is hygroscopic
    2. Sodium chloride is deliquescent
    3. Sodium chloride contains some quantity of sodium iodide
    4. Sodium chloride contains hygroscopic impurities like magnesium chloride
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  17. Question 17

    What is the purpose of adding baking soda to dough?
    1. To generate moisture
    2. To give a good flavour
    3. To give a good colour
    4. To generate carbon dioxide
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  18. Question 18

    Consider the following statements:
    I. Potassium is kept immersed in kerosene oil.
    II. Sodium occurs in free state.
    III. Copper is very reactive element.
    IV. Silver reacts with hot water.
    Which of the above statements is/are correct?
    1. I, II and III
    2. Only I
    3. I and II
    4. I and III
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  19. Question 19

    CDS 2013
    Which chemical was an important symbol in our struggle for freedom?
    1. Glucose
    2. Fertilizers
    3. Medicine
    4. Sodium chloride
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  20. Question 20

    Which of the following is the chemical name of baking soda?
    1. Sodium carbonate
    2. Sulphate
    3. Sodium hydrogen carbonate
    4. Calcium hydroxide
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