JEE Main 2025ChemistryIonic EquilibriumMediumNumerical

JEE Main 2025Ionic Equilibrium Question with Solution

JEE Main 2025 (8 Apr Shift 2)

Question

The equilibrium constant for decomposition of

is at 2300 K and total pressure at equilibrium is 1 bar. Under this condition, the degree of dissociation of water is ________ (nearest integer value).
[Assume is negligible with respect to 1 ]

Enter your answer

Show full solutionCorrect answer: 5
Correct answer
5

Step-by-step explanation

Practice this on the real CBT interface

Solve this JEE Main question (and the rest of the Ionic Equilibrium chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.

Solve interactively →

About this question

This is a previous-year question from JEE Main 2025, covering the Ionic 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.