Total number of moles of AgCl precipitated on addition of excess of AgNO 3 to one mole each of the following…

Total number of moles of AgCl precipitated on addition of excess of AgNO3 to one mole each of the following complexes CoNH34Cl2Cl, NiH2O6Cl2,PtNH32Cl2 and PdNH34Cl2 is

Solution

Silver nitrate on reaction of chloride ion gives silver chloride as precipitate. Chloride ions outside of coordination sphere will only give precipitates. Thus,
CoNH34Cl2Cl Gives 1 mole AgCl
NiH2O6Cl2 Gives 2 moles AgCl
PtNH32Cl2 Gives No AgCl
PdNH34Cl2 Gives 2 moles AgCl
Total number of moles of AgCl=5 mole.

Asked in: JEE Main 2023 (25 Jan Shift 2)

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