Mg(CH3COO)2 + K2[Sn(OH)6] 💧→ Mg(OH)2↓ + Sn(OH)4↓ + 2CH3COOK
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The reaction of magnesium acetate and potassium hexahydroxidostannate(IV) yields magnesium hydroxide, tin(IV) hydroxide, and potassium acetate. This reaction is an acid-base reaction and is classified as follows:
Table of contents
Reaction data
Chemical equation
- Reaction of magnesium acetate and potassium hexahydroxidostannate(IV)
General equation
- Precipitation reaction
- Miscible with water/Very soluble in water/Soluble in waterLewis acid + Miscible with water/Very soluble in water/Soluble in waterLewis base💧⟶ Insoluble in water/Very slightly soluble in water/Slightly soluble in waterLewis conjugate + Product(Non-redox product)
Oxidation state of each atom
- Reaction of magnesium acetate and potassium hexahydroxidostannate(IV)
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| Mg(CH3COO)2 | Magnesium acetate | 1 | Lewis acid | Very soluble in water |
| K2[Sn(OH)6] | Potassium hexahydroxidostannate(IV) | 1 | Lewis base | Very soluble in water |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| Mg(OH)2 | Magnesium hydroxide | 1 | Lewis conjugate | Insoluble in water |
| Sn(OH)4 | Tin(IV) hydroxide | 1 | Lewis conjugate | Insoluble in water |
| CH3COOK | Potassium acetate | 2 | Non-redox product | – |
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 |
|---|---|---|---|---|
| Mg(CH3COO)2 | – | – | – | – |
| K2[Sn(OH)6] | – | – | – | – |
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 |
|---|---|---|---|---|
| Mg(OH)2 (cr) | -924.54[1] | -833.51[1] | 63.18[1] | 77.03[1] |
| Mg(OH)2 (am) precipitated | -920.5[1] | – | – | – |
| Mg(OH)2 (g) | -561[1] | – | – | – |
| Mg(OH)2 (ai) | -926.84[1] | -769.4[1] | -159.4[1] | – |
| Sn(OH)4 (cr) precipitated | -1110.0[1] | – | – | – |
| CH3COOK (cr) | -723.0[1] | – | – | – |
| CH3COOK (ai) | -738.39[1] | -652.58[1] | 189.1[1] | 15.5[1] |
* (cr):Crystalline solid, (am):Amorphous solid, (g):Gas, (ai):Ionized aqueous solution
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)
- ^ ΔfH°, -924.54 kJ · mol−1
- ^ ΔfG°, -833.51 kJ · mol−1
- ^ S°, 63.18 J · K−1 · mol−1
- ^ Cp°, 77.03 J · K−1 · mol−1
- ^ ΔfH°, -920.5 kJ · mol−1
- ^ ΔfH°, -561. kJ · mol−1
- ^ ΔfH°, -926.84 kJ · mol−1
- ^ ΔfG°, -769.4 kJ · mol−1
- ^ S°, -159.4 J · K−1 · mol−1
- ^ ΔfH°, -1110.0 kJ · mol−1
- ^ ΔfH°, -723.0 kJ · mol−1
- ^ ΔfH°, -738.39 kJ · mol−1
- ^ ΔfG°, -652.58 kJ · mol−1
- ^ S°, 189.1 J · K−1 · mol−1
- ^ Cp°, 15.5 J · K−1 · mol−1