Chemical Thermodynamics Question 467

Question: Which of the following parameter is correct regarding adsorption of gases over solid-

Options:

A) $ \Delta S_{system}>0 $

B) $ \Delta S_{surronunding}>0 $

C) $ \Delta G>0 $

D) $ \Delta H>0 $

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Answer:

Correct Answer: B

Solution:

  • Adsorption $ \Delta H=-ve,\Delta S=-ve,\Delta G=-ve,\Delta S_{surr}=0 $


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