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Surface Chemistry — Easy JEE chemistry MCQ

Physical adsorption is characterized by:
  1. A. Low heat of adsorption
  2. B. High activation energy
  3. C. Chemical bond formation
  4. D. Irreversibility

Solution

Physical adsorption involves weak van der Waals forces, hence low heat of adsorption (~20-40 kJ/mol), is reversible, and has no activation energy.

CHEMISTRY

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Physical adsorption is characterized by:
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Surface Chemistry — Easy JEE Chemistry MCQ | MyGoalPrep