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Surface Chemistry — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistrySurface Chemistry1 Mark
MCQ
In these questions, a statement of assertion followed by a statement of reason is given. Choose the correct answer out of the following choices.
Assertion: Porous or finely divided fonns of adsorbents adsorb larger quantities of adsorbate.
Reason: The greater the specific area of the solid, the greater would be its adsorbing capacity.
  • ✓
    Assertion and reason both are correct statements and reason is correct explanation for assertion.
  • B
    Assertion and reason both are correct statements but reason is not correct explanation for assertion.
  • C
    Assertion is correct statement but reason is wrong statement.
  • D
    Assertion is wrong statement but reason is correct statement.
✓

Answer

Correct option: A.
Assertion and reason both are correct statements and reason is correct explanation for assertion.
Porous or finely divided fonns of adsorbent possess greater specific area which is available for adsorption per gram of the adsorbent.

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