AgSCN + 2[Ag(SCN)4]3− → 3[Ag(SCN)3]2−
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- Reaction of silver(I) thiocyanate and tetrakis(thiocyanato)argentate(I) ion
- AgSCNSilver(I) thiocyanate + 2[Ag(SCN)4]3−Tetrakis(thiocyanato)argentate(I) ion3[Ag(SCN)3]2−Tris(thiocyanato)argentate(I) ion⟶
The reaction of silver(I) thiocyanate and tetrakis(thiocyanato)argentate(I) ion yields tris(thiocyanato)argentate(I) 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 silver(I) thiocyanate and tetrakis(thiocyanato)argentate(I) ion
- AgSCNSilver(I) thiocyanate + 2[Ag(SCN)4]3−Tetrakis(thiocyanato)argentate(I) ion3[Ag(SCN)3]2−Tris(thiocyanato)argentate(I) ion⟶
General equation
- Reaction of neutral species and anion
- CompoundLewis acid + AnionLewis base ⟶ AnionLewis conjugate
Oxidation state of each atom
- Reaction of silver(I) thiocyanate and tetrakis(thiocyanato)argentate(I) ion
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| AgSCN | Silver(I) thiocyanate | 1 | Lewis acid | Compound |
| [Ag(SCN)4]3− | Tetrakis(thiocyanato)argentate(I) ion | 2 | Lewis base | Anion |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| [Ag(SCN)3]2− | Tris(thiocyanato)argentate(I) ion | 3 | Lewis conjugate | Anion |
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 |
|---|---|---|---|---|
| AgSCN (cr) | 87.9[1] | 101.39[1] | 131.0[1] | 63[1] |
| AgSCN (ai) | 182.00[1] | 169.80[1] | 217.1[1] | -18.4[1] |
| AgSCN (ao) | – | 142.7[1] | – | – |
| [Ag(SCN)4]3− | – | – | – | – |
* (cr):Crystalline solid, (ai):Ionized aqueous solution, (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 |
|---|---|---|---|---|
| [Ag(SCN)3]2− | – | – | – | – |
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)