JEE Main 2021 — Surface Chemistry Question with Solution
From: JEE Main 2021 (Online) 27th July Morning Shift
Question
CO2 gas adsorbs on charcoal following Freundlich adsorption isotherm. For a given amount of charcoal, the mass of CO2 adsorbed becomes 64 times when the pressure of CO2 is doubled. The value of n in the Freundlich isotherm equation is ____________ 102. (Round off to the Nearest Integer)
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Show full solutionCorrect answer: 0.166
Correct answer
0.166
Step-by-step explanation
Freundlich isotherm;
Substituting values ;
Substituting values ;
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This is a previous-year question from JEE Main 2021, 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.