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Is Matter Aroun...

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  • Question 1
    1 / -0

    Which of the following is a property of compound?

  • Question 2
    1 / -0

    Distillation involves :

  • Question 3
    1 / -0

    During hearing of a court case, the judge suspected that some changes in the document had been carried out. He asked the forensic department to check the ink used at two different places. According to you, which technique can give the best results?

  • Question 4
    1 / -0

    A pure substance is composed of :

  • Question 5
    1 / -0

    A solution of two liquids whose boiling points are about $$30^{\circ}C$$ different can be seperated by the method of :

  • Question 6
    1 / -0

    Distillation is a process of separating the component substances from a liquid mixture by:

  • Question 7
    1 / -0

    In fractional distillation one or more fractions of compound will:

  • Question 8
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    Which of the following statement is incorrect about compound?

  • Question 9
    1 / -0

    The components of liquid air on passing through a fractional distillation column separate based on:

  • Question 10
    1 / -0

    The colored component in blue-black ink are separated through chromatography because:

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