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Assertion : A solid mixture of urea and ...

Assertion : A solid mixture of urea and camphor is not separated by sublimation.
Reason : Camphor is sublimable, but urea is not

A

Both assertion and reason are true and reason is the correct explanation of assertion

B

Both assertion and reason are true and reason is not the correct explanation of assertion

C

Assertion is true and reason is false

D

Both assertion and reason are false

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Knowledge Check

  • A mixture of camphor and benzoic acid can be separated by

    A
    sublimation
    B
    chemical methods
    C
    fractional crystallization
    D
    extraction with solvent

  • A mixture of camphor and benzoic acid can be separated by

    A
    sublimation
    B
    chemical methods
    C
    fractional crystallization
    D
    extraction with solvent

  • Assertion : A mixture of o-nitrophenol and p-nitrophenol can be separated by steam distillation. Reason : p-Nitrophenol is steam volatile while o-nitrophenol is not steam volatile.

    A
    If both (A) and (R ) are correct and (R ) is the correct explanation of (A)
    B
    If both (A) and (R ) are correct, but (R ) is not the correct explanation of (A)
    C
    If (A) is correct, but (R ) is incorrect
    D
    If both (A) and (R ) are incorrect

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    Assertion : Components of a mixture of red and blue inks can be separated by distributing the components between stationary and mobile phases in paper chromatography. Reason : The coloured components of inks migrate at different rates because paper selectively retains different components according to the difference in their partition between the two phases.

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