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Stability of ComplexesCoordination Compounds

Based on stability constants ( log⁡K\log K ), which is the most stable complex: [Cu(NH3)4]2+[Cu(NH_3)_4]^{2+} , [Cu(CN)4]2−[Cu(CN)_4]^{2-} , or [Cu(en)2]2+[Cu(en)_2]^{2+} ?

Expert Answer

[Cu(CN)4]2−[Cu(CN)_4]^{2-} . (It has the highest log⁡K\log K value of

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