JEE Main 2023ChemistryCoordination CompoundsEasyNumerical

JEE Main 2023 — Coordination Compounds Question with Solution

JEE Main 2023 (15 Apr Shift 1)

Question

The volume (in mL) of 0.1 M AgNO3 required for complete precipitation of chloride ions present in 20 mL of 0.01 M solution of CrH2O5ClCl2 as silver chloride is_______

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Show full solutionCorrect answer: 4
Correct answer
4

Step-by-step explanation

CrH2O5ClCl2⟶CrH2O5Cl+2Cl-

Number of ionisable Cl− in CrH2O5ClCl2​ is 2.

Molarity of Cl– ions =0.01× 2=0.02 M

∴ Millimoles of Cl– ions in the given solution

=20×0.02

∴ Millimoles of AgNO3 required =20×0.2

V×0.1=20×0.02

V=4 mL

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About this question

This is a previous-year question from JEE Main 2023, covering the Coordination Compounds 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.