4NaClO + 3Sn(OH)4 → 2Na2SnO3 + SnCl4 + 2O2↑ + 6H2O
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- Reaction of sodium hypochlorite and tin(IV) hydroxide
The reaction of sodium hypochlorite and tin(IV) hydroxide yields sodium metastannate, tin(IV) chloride, , and water (Other reactions are here). This reaction is an oxidation-reduction reaction and is classified as follows:
Table of contents
Reaction data
Chemical equation
- Reaction of sodium hypochlorite and tin(IV) hydroxide
General equation
- Reaction of self redoxing species and base
- Self-redoxing speciesSelf redox agent + BaseNon-redox agent ⟶ ProductOxidation product + ProductReduction product
Oxidation state of each atom
- Reaction of sodium hypochlorite and tin(IV) hydroxide
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| NaClO | Sodium hypochlorite | 4 | Oxidizing | Self redoxing |
| Sn(OH)4 | Tin(IV) hydroxide | 3 | – | Base |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| Na2SnO3 | Sodium metastannate | 2 | – | – |
| SnCl4 | Tin(IV) chloride | 1 | Reduced | – |
| 2 | – | – | ||
| H2O | Water | 6 | – | – |
Thermodynamic changes
Changes in standard condition (1)
- Reaction of sodium hypochlorite and tin(IV) hydroxide
| Standard enthalpy of reaction ΔrH° kJ · mol−1 | Standard Gibbs energy of reaction ΔrG° kJ · mol−1 | Standard entropy of reaction ΔrS° J · K−1 · mol−1 | Standard heat capacity of reaction at constant pressure ΔrCp° J · K−1 · mol−1 | |
|---|---|---|---|---|
per 1 mol of Equation | 183 | – | – | – |
per 1 mol of | 45.8 | – | – | – |
per 1 mol of | 61.0 | – | – | – |
per 1 mol of | 91.5 | – | – | – |
per 1 mol of | 183 | – | – | – |
| 91.5 | – | – | – | |
per 1 mol of | 30.5 | – | – | – |
Changes in standard condition (2)
- Reaction of sodium hypochlorite and tin(IV) hydroxide
| Standard enthalpy of reaction ΔrH° kJ · mol−1 | Standard Gibbs energy of reaction ΔrG° kJ · mol−1 | Standard entropy of reaction ΔrS° J · K−1 · mol−1 | Standard heat capacity of reaction at constant pressure ΔrCp° J · K−1 · mol−1 | |
|---|---|---|---|---|
per 1 mol of Equation | 160 | – | – | – |
per 1 mol of | 40.0 | – | – | – |
per 1 mol of | 53.3 | – | – | – |
per 1 mol of | 80.0 | – | – | – |
per 1 mol of | 160 | – | – | – |
| 80.0 | – | – | – | |
per 1 mol of | 26.7 | – | – | – |
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 |
|---|---|---|---|---|
| NaClO (ai) | -347.3[1] | -298.7[1] | 100[1] | – |
| Sn(OH)4 (cr) precipitated | -1110.0[1] | – | – | – |
* (ai):Ionized aqueous solution, (cr):Crystalline solid
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 |
|---|---|---|---|---|
| Na2SnO3 (cr) | -1155[1] | – | – | – |
| SnCl4 (l) | -511.3[1] | -440.1[1] | 258.6[1] | 165.3[1] |
| SnCl4 (g) | -471.5[1] | -432.2[1] | 365.8[1] | 98.3[1] |
| (g) | 0[1] | 0[1] | 205.138[1] | 29.355[1] |
| (ao) | -11.7[1] | 16.4[1] | 110.9[1] | – |
| H2O (cr) | – | – | – | – |
| H2O (l) | -285.830[1] | -237.129[1] | 69.91[1] | 75.291[1] |
| H2O (g) | -241.818[1] | -228.572[1] | 188.825[1] | 33.577[1] |
* (cr):Crystalline solid, (l):Liquid, (g):Gas, (ao):Un-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°, -347.3 kJ · mol−1
- ^ ΔfG°, -298.7 kJ · mol−1
- ^ S°, 100. J · K−1 · mol−1
- ^ ΔfH°, -1110.0 kJ · mol−1
- ^ ΔfH°, -1155. kJ · mol−1
- ^ ΔfH°, -511.3 kJ · mol−1
- ^ ΔfG°, -440.1 kJ · mol−1
- ^ S°, 258.6 J · K−1 · mol−1
- ^ Cp°, 165.3 J · K−1 · mol−1
- ^ ΔfH°, -471.5 kJ · mol−1
- ^ ΔfG°, -432.2 kJ · mol−1
- ^ S°, 365.8 J · K−1 · mol−1
- ^ Cp°, 98.3 J · K−1 · mol−1
- ^ ΔfH°, 0 kJ · mol−1
- ^ ΔfG°, 0 kJ · mol−1
- ^ S°, 205.138 J · K−1 · mol−1
- ^ Cp°, 29.355 J · K−1 · mol−1
- ^ ΔfH°, -11.7 kJ · mol−1
- ^ ΔfG°, 16.4 kJ · mol−1
- ^ S°, 110.9 J · K−1 · mol−1
- ^ ΔfH°, -285.830 kJ · mol−1
- ^ ΔfG°, -237.129 kJ · mol−1
- ^ S°, 69.91 J · K−1 · mol−1
- ^ Cp°, 75.291 J · K−1 · mol−1
- ^ ΔfH°, -241.818 kJ · mol−1
- ^ ΔfG°, -228.572 kJ · mol−1
- ^ S°, 188.825 J · K−1 · mol−1
- ^ Cp°, 33.577 J · K−1 · mol−1