9th Class Science Is Matter Around Us Pure Question Bank Is Matter Around Us Pure

  • question_answer
    Read the given passage and fill in the blanks by choosing an appropriate option.
    When a mixture of two ___i___ liquids having a difference of \[25{}^\circ C\] in their boiling points is to be separated, a ___ii___ is used which increases the ___iii___ surface area. As a result, when the vapours of both the liquids rise, the ___iv___ volatile liquid will condense while the vapours of ___v___ volatile liquid will rise.
     

    A)
    (i) (ii) (iii) (iv) (v)
    Immiscible Distillation flask Heating More Less
                   

    B)
    (i) (ii) (iii) (iv) (v)
    Non-volatile Condenser Cooling Less More
                   

    C)
    (i) (ii) (iii) (iv) (v)
    Miscible Fractionating column Cooling Less More
                   

    D)
    (i) (ii) (iii) (iv) (v)
    Volatile Condenser Heating More Less

    Correct Answer: C


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