Question

Account for the following: A finely divided substance acts as a more effective adsorbent than its crystalline form.

Answer 1

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Answer 2

Answer:Adsorption is directly proportional to the surface area as adsorption is surface phenomenon. A finely divided substance behaves like a good adsorbent because it has a large surface area. Both physisorption and chemisorption increase with an increase in the surface area.