JEE Main 2009 — Surface Chemistry Question with Solution
From: AIEEE 2009
Question
Which of the following statements is incorrect regarding physisorptions ?
Choose an option
Show full solutionCorrect option: D
Correct answer
DEnthalpy of adsorption ( ) is low and positive
Step-by-step explanation
In adsorption when two molecule comes closer then bond is created between the molecules and we know when bond is created between molecules the energy gets released so,
Adsorption is an exothermic process, hence will always be negative .
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This is a previous-year question from JEE Main 2009, covering the Surface Chemistry chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.