JEE Main 2015 — Chemical Equilibrium Question with Solution
From: JEE Main 2015 (Offline)
Question
The standard Gibbs energy change at 300 K for the reaction 2A B + C is 2494.2 J. At a given time,
the composition of the reaction mixture is [A] = 1/2, [B] = 2 and [C] = 1/2. The reaction proceeds in the: [R = 8.314 J/K/mol, e = 2.718]
Choose an option
Show full solutionCorrect option: A
Correct answer
Areverse direction because Q > Kc
Step-by-step explanation
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This is a previous-year question from JEE Main 2015, covering the Chemical Equilibrium 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.