Chelate Effect. The equilibrium constant for the following reaction conducted at 298 K lies far to the right; it is Keq = 5 x 10¹0 M³. The enthalpy of reaction is AH° = -2.9 kcal/mol. Calculate AGⓇ and AS°. Why are the products are favored in this reaction? What term is used to describe this favorability? (note: en = the multi-dentate ligand ethylenediamine, H₂NCH₂CH₂NH₂). [Ni(NH3)]²+ + 3en [Ni(en)]²+ + 6NH3

Fundamentals Of Analytical Chemistry
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Chapter22: Bulk Electrolysis: Electrogravimetry And Coulometry
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4. Chelate Effect. The equilibrium constant for the following reaction conducted at 298 K lies far
to the right; it is Keq = 5 x 10¹0 M³. The enthalpy of reaction is AH° = -2.9 kcal/mol. Calculate
AGᵒ and AS°. Why are the products are favored in this reaction? What term is used to describe
this favorability? (note: en = the multi-dentate ligand ethylenediamine, H₂NCH₂CH₂NH₂).
[Ni(NH3) 6]²+ + 3en [Ni(en)³]²+ + 6NH3
Transcribed Image Text:4. Chelate Effect. The equilibrium constant for the following reaction conducted at 298 K lies far to the right; it is Keq = 5 x 10¹0 M³. The enthalpy of reaction is AH° = -2.9 kcal/mol. Calculate AGᵒ and AS°. Why are the products are favored in this reaction? What term is used to describe this favorability? (note: en = the multi-dentate ligand ethylenediamine, H₂NCH₂CH₂NH₂). [Ni(NH3) 6]²+ + 3en [Ni(en)³]²+ + 6NH3
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