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

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Adsorption is a surface phenomenone where particles are absorbed on surface. So, solids in finely divided state act as good adsorbents.

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