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Physical and Ch...

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  • Question 1
    1 / -0

    Which of the following is a physical change?

  • Question 2
    1 / -0

    When magnesium ribbon burns in the air, it forms white ash. The chemical name of white ash is:

  • Question 3
    1 / -0

    Which of the following is not a chemical change?

  • Question 4
    1 / -0

    Which of the following statements is not correct?

  • Question 5
    1 / -0

    $$H_{2}O_{(l)}\rightleftharpoons H_{2}O_{(g)}$$
    What type of change is represented by the equation above?

  • Question 6
    1 / -0

    Which of the following is a physical change?
    a) Hammering of a red hot iron rod to make a flat sheet.
    b) Formation of ice by cooling of water.
    c) Rising of water vapors from sea to make clouds.
    d) Heating of charcoal in the air to high temperature till it begins to flow.

  • Question 7
    1 / -0

    Which of the following BEST describes the differences between particles of solid and particles of liquid?

  • Question 8
    1 / -0

    Boiling water is a _____ change because _____.

  • Question 9
    1 / -0

    Which of the following is a chemical change?

  • Question 10
    1 / -0

    Which of the following is a physical change?

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