Na2[Sn(OH)6] + 16e− → 2NaH + Sn + 6O2− + 4H−
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- Reduction of sodium hexahydroxidostannate(IV)
- Na2[Sn(OH)6]Sodium hexahydroxidostannate(IV) + 16e−Electron2NaHSodium hydride + + 6O2−Oxide ion + 4H−Hydride ion⟶
Reduction of sodium hexahydroxidostannate(IV) yields sodium hydride, , oxide ion, and hydride ion (Other reactions are here). This reaction is an oxidation-reduction reaction and is classified as follows:
Table of contents
Reaction data
Chemical equation
- Reduction of sodium hexahydroxidostannate(IV)
- Na2[Sn(OH)6]Sodium hexahydroxidostannate(IV) + 16e−Electron2NaHSodium hydride + + 6O2−Oxide ion + 4H−Hydride ion⟶
General equation
- Reduction of reducible species
- ReactantOxidizing agent + e− ⟶ ProductReduction product
Oxidation state of each atom
- Reduction of sodium hexahydroxidostannate(IV)
Reactants
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
Na2[Sn(OH)6] | Sodium hexahydroxidostannate(IV) | 1 | Oxidizing | – |
e− | Electron | 16 | – | Electron |
Products
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
NaH | Sodium hydride | 2 | Reduced | – |
1 | Reduced | – | ||
O2− | Oxide ion | 6 | – | – |
H− | Hydride ion | 4 | Reduced | – |
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 |
---|---|---|---|---|
Na2[Sn(OH)6] | – | – | – | – |
e− | – | – | – | – |
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 |
---|---|---|---|---|
NaH (cr) | -56.275[1] | -33.46[1] | 40.016[1] | 36.401[1] |
NaH (g) | 130.25[1] | 108.85[1] | 188.377[1] | 30.29[1] |
(cr) white | 0[1] | 0[1] | 51.55[1] | 26.99[1] |
(cr) gray | -2.09[1] | 0.13[1] | 44.14[1] | 25.77[1] |
(g) | 302.1[1] | 267.3[1] | 168.486[1] | 21.259[1] |
O2− | – | – | – | – |
H− (g) | 138.99[1] | – | – | – |
* (cr):Crystalline solid, (g):Gas
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°, -56.275 kJ · mol−1
- ^ ΔfG°, -33.46 kJ · mol−1
- ^ S°, 40.016 J · K−1 · mol−1
- ^ Cp°, 36.401 J · K−1 · mol−1
- ^ ΔfH°, 130.25 kJ · mol−1
- ^ ΔfG°, 108.85 kJ · mol−1
- ^ S°, 188.377 J · K−1 · mol−1
- ^ Cp°, 30.29 J · K−1 · mol−1
- ^ ΔfH°, 0 kJ · mol−1
- ^ ΔfG°, 0 kJ · mol−1
- ^ S°, 51.55 J · K−1 · mol−1
- ^ Cp°, 26.99 J · K−1 · mol−1
- ^ ΔfH°, -2.09 kJ · mol−1
- ^ ΔfG°, 0.13 kJ · mol−1
- ^ S°, 44.14 J · K−1 · mol−1
- ^ Cp°, 25.77 J · K−1 · mol−1
- ^ ΔfH°, 302.1 kJ · mol−1
- ^ ΔfG°, 267.3 kJ · mol−1
- ^ S°, 168.486 J · K−1 · mol−1
- ^ Cp°, 21.259 J · K−1 · mol−1
- ^ ΔfH°, 138.99 kJ · mol−1