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Which of the following statements is incorrect regarding physissorptions ? (1) It occurs because of van der Waal’s forces (2) More easily liquefiable gases are adsorbed readily (3) Under high pressure it results into multi molecular layer on adsorbent surface (4) Enthalpy of adsorption H) ( adsorption ? is low and positive

Which of the following statements is incorrect regarding physissorptions ? (1) It occurs because of van der Waal’s forces (2) More easily liquefiable gases are adsorbed readily (3) Under high pressure it results into multi molecular layer on adsorbent surface (4) Enthalpy of adsorption H) ( adsorption ? is low and positive

Grade:12

1 Answers

Gaurav
askIITians Faculty 164 Points
9 years ago
Enthalpy of adsorption is always negative. It is an exothermic process. Hence the correct option is d.

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