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Organic Chemist...

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  • Question 1
    4 / -1

    Separation of two substances by crystallisation depends upon their differences In

  • Question 2
    4 / -1

    Those substances can be separated by steam distillation which are

  • Question 3
    4 / -1

    Glycerin can be purified by:

  • Question 4
    4 / -1

    Distillation under reduced pressure Is generally used to purify those liquids which

  • Question 5
    4 / -1

    Which method can be applied to separate a mixture of camphor and benzole add?,

  • Question 6
    4 / -1

    The process of separation of an organic compound from its aqueous solution by shaking with a suitable solvent is termed solvent extraction or differential extraction.

    The organic compound present in the aqueous layer moves to the organic solvent because

  • Question 7
    4 / -1

    The substance which can be used as adsorbent in column chromatography is

  • Question 8
    4 / -1

    Given below is the column of adsorbent in which the mixture of the compounds  A + B + C is placed. When the solvent is poured through the column, the components are separated depending upon the degree of adsorption. Which of the given statements is correct?
    929747

  • Question 9
    4 / -1

    Given below is the developed chromatogram of a mixture of pigments.

    Rf values for x and y can be expressed as

  • Question 10
    4 / -1

    Few mixtures and their methods of separation are given in the columns I and II respectively. Match the columns and mark the appropriate choice.

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