JEE Main 2024 · ChemistryMultiple choiceSingle correctMediumCalculation

JEE Main 1 February 2024, Shift 2, Chemistry Q64

Question 64 of 90 in this shift, Chemistry question 4 of 30, Section A.

Solubility of calcium phosphate (molecular mass, M) in water is

\mathrm{W_g}

per 100 mL at 25

^\circ

C. Its solubility product at 25

^\circ

C will be approximately.

(1) $10^{7}\left(\frac{W}{M}\right)^{3}$
(2) $10^{7}\left(\frac{W}{M}\right)^{5}$ Official answer
(3) $10^{5}\left(\frac{W}{M}\right)^{5}$
(4) $10^{3}\left(\frac{W}{M}\right)^{5}$

Official answer

Option 2

NTA final key.

Chapter: Equilibrium
Topic: Solubility Product
Idea tested: Solubility-Ksp Relationship

Same idea in other shifts

Asked 8× 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.