Chemistry - Surface Chemistry Question with Solution | TestHub

ChemistrySurface ChemistryGeneralEasy2 minPYQ_2012
ChemistryEasystatement

The given graphs/data I, II, III and IV represent general trends observed for different physisorption and chemisorption processes under mild conditions of temperature and presure. Which of the following

 

choice(s) about I, II, III and IV is (are) correct?



Options:

Answer:
A, C
Solution:

Graph (I) and (III) represent physisorption because, in physisorption, the amount of adsorption decreases with the increase of temperature and increases with the increase of pressure. Graph (II) represent chemisorption, because in chemisorption amount of adsorption increases with the increase of temperature. Graph (IV) is showing the formation of a chemical bond, hence chemisorption.

Stream:JEE_ADVSubject:ChemistryTopic:Surface ChemistrySubtopic:General
2mℹ️ Source: PYQ_2012

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