1.

Which of the following statements is correct for the spontaneous adsorption of a gasA. `DeltaS` is positive and, therefore, `DeltaH` should be negativeB. `DeltaS` is positive and, therefore, `DeltaH` should also be highly positiveC. `DeltaS` is negative and, therefore, `DeltaH` should be highly positiveD. `DeltaS` is negative and therefore, `DeltaH` should be highly negative

Answer» Correct Answer - D
For adsorption `DeltaS=-ve, DeltaH=-ve`.


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