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Chemistry - Coordination Chemistry Question with Solution | TestHub

ChemistryCoordination ChemistryWerner theory + calculation of EANHard2 minPYQ_2023
ChemistryHardsingle choice

1 L,0.02Msolution ofCoNH35SO4Bris mixed with1 L,0.02Msolution ofCoNH35BrSO4. The resulting solution is divided into two equal partsXand treated with excessAgNO3solution andBaCl2solution respectively as shown below:
1 LSolutionX+AgNO3solution (excess)Y
1 LSolutionX+BaCl2solution (excess)Z
The number of moles ofYandZrespectively are

Options:

Answer:
B
Solution:

The number of moles of  CoNH35SO4Br=0.02×1=0.02 mol 

The number of moles of   CoNH35BrSO4=0.02×1=0.02 mol

The total volume of the solution becomes two Litres after mixing.

Following precipitation reactions occur:
CoNH35SO4Br+AgNO3AgBr0.01mol excess 0.01 mol

CoNH35BrSO4+BaCl2BaSO40.01mol excess 0.01 mol

Stream:JEESubject:ChemistryTopic:Coordination ChemistrySubtopic:Werner theory + calculation of EAN
2mℹ️ Source: PYQ_2023

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