JEE Main 2020 — Chemical Equilibrium Question with Solution
From: JEE Main 2020 (Online) 5th September Evening Slot
Question
For a reaction X + Y ⇌ 2Z , 1.0 mol of X, 1.5 mol
of Y and 0.5 mol of Z were taken in a 1 L vessel and
allowed to react. At equilibrium, the concentration
of Z was 1.0 mol L–1. The equilibrium constant of reaction
is . The value of x is _________.
of Y and 0.5 mol of Z were taken in a 1 L vessel and
allowed to react. At equilibrium, the concentration
of Z was 1.0 mol L–1. The equilibrium constant of reaction
is . The value of x is _________.
Enter your answer
Show full solutionCorrect answer: 16
Correct answer
16
Step-by-step explanation
Keq = =
x = 16
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This is a previous-year question from JEE Main 2020, 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.