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NCERT Class XII Chemistry
Chapter - Coordination Compounds
Questions with Solutions

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Question : 43
Total: 43
Calculate the overall complex dissociation equilibrium constant for the Cu(NH3)42+ ion, given that β4 for this complex is 2.1×1013.
Solution:  
The overall dissociation constant is the reciprocal of overall stabilityconstant i.e. 1∕β4.
Overall dissociation constant =
1
2.1×1013

=4.7×10−14
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