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Assertion : Solids in finely divided sta...

Assertion : Solids in finely divided state act as good adsorbents.
Reason : Adsorption is a surface phenomenon .

A

If both assertion and reason are true and reason is the correct explanation of assertion.

B

If both assertion and reason are true but reason is not the correct explanation of assertion

C

If assertion is true but reason is false

D

if both assertion and reason are false

Text Solution

Verified by Experts

The correct Answer is:
B
Solids in finely divided state have large suface area.
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Knowledge Check

  • If a solid is finely divided:

    A
    Its adsorption ability increases
    B
    Its adsorption ability decreases
    C
    Its surface area decreases
    D
    All of these

  • A finely divided state of catalyst is more efficient because in this state

    A
    more active centres are formed
    B
    more surface area is a available
    C
    more energy is sotred in the catalyst
    D
    none of the above

  • A finely divided state of catalyst is more efficient because in this state

    A
    more active centres are formed
    B
    more surface area is availble
    C
    more energy is stored in the catalyst
    D
    none of the above

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