3Cu2+ + [Cu(OH)4]2− → 2Cu2(OH)22+
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- Reaction of copper(II) ion and tetrahydroxidocuprate(II) ion
- 3Cu2+Copper(II) ion + [Cu(OH)4]2−Tetrahydroxidocuprate(II) ion2Cu2(OH)22+Dicopper(II) dihydroxide ion⟶
The reaction of copper(II) ion and tetrahydroxidocuprate(II) ion yields dicopper(II) dihydroxide ion (Other reactions are here). This reaction is an acid-base reaction and is classified as follows:
Table of contents
Reaction data
Chemical equation
- Reaction of copper(II) ion and tetrahydroxidocuprate(II) ion
- 3Cu2+Copper(II) ion + [Cu(OH)4]2−Tetrahydroxidocuprate(II) ion2Cu2(OH)22+Dicopper(II) dihydroxide ion⟶
General equation
- Reaction of cation and anion
- CationLewis acid + AnionLewis base ⟶ ProductLewis conjugate + (H2O)
Oxidation state of each atom
- Reaction of copper(II) ion and tetrahydroxidocuprate(II) ion
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| Cu2+ | Copper(II) ion | 3 | Lewis acid | Cation |
| [Cu(OH)4]2− | Tetrahydroxidocuprate(II) ion | 1 | Lewis base | Anion |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| Cu2(OH)22+ | Dicopper(II) dihydroxide ion | 2 | Lewis conjugate | – |
Thermodynamic changes
Thermodynamic data of reactants
| Chemical formula | Standard enthalpy of formation ΔfH° kJ · mol−1 | Standard Gibbs energy of formation ΔfG° kJ · mol−1 | Standard molar entropy S° J · K−1 · mol−1 | Standard molar heat capacity at constant pressure Cp° J · K−1 · mol−1 |
|---|---|---|---|---|
| Cu2+ (g) | 3054.07[1] | – | – | – |
| Cu2+ (ao) | 64.77[1] | 65.49[1] | -99.6[1] | – |
| [Cu(OH)4]2− | – | – | – | – |
* (g):Gas, (ao):Un-ionized aqueous solution
Thermodynamic data of products
| Chemical formula | Standard enthalpy of formation ΔfH° kJ · mol−1 | Standard Gibbs energy of formation ΔfG° kJ · mol−1 | Standard molar entropy S° J · K−1 · mol−1 | Standard molar heat capacity at constant pressure Cp° J · K−1 · mol−1 |
|---|---|---|---|---|
| Cu2(OH)22+ | – | – | – | – |
References
List of references
- 1Janiel J. Reed (1989)The NBS Tables of Chemical Thermodynamic Properties: Selected Values for Inorganic and C1 and C2 Organic Substances in SI UnitsNational Institute of Standards and Technology (NIST)