JEE Main 2024 · ChemistryNumerical answerNumerical valueEasyCalculation

JEE Main 30 January 2024, Shift 1, Chemistry Q84

Question 84 of 90 in this shift, Chemistry question 24 of 30, Section B.

The pH at which

\mathrm{Mg(OH)_2}

[

K_{sp} = 1\times10^{-11}

] begins to precipitate from a solution containing 0.10 M

\mathrm{Mg^{2+}}

ions is ________.

Official answer

NTA final key.

Chapter: Equilibrium
Topic: Solubility Product
Idea tested: Precipitation Condition

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Asked 5× in all

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Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.