JEE Main Chemistry question

Not in JEE Main or NEET syllabus

During the adsorption of krypton on activated charcoal at low temperature

(A) and
(B) and Correct
(C) and
(D) and

Answer: (B)

Solution

Adsorption is always an exothermic process, so is negative, which rules out options (A) and (C). As gas molecules are adsorbed on the solid surface they lose

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Question ID VK-144672