12Sr(HSO4)2 + 14e− → 12Sr2+ + S22− + 8H3O+ + 22SO42−
Last updated:
- Reduction of strontium hydrogensulfate
- 12Sr(HSO4)2Strontium hydrogensulfate + 14e−Electron12Sr2+Strontium ion + S22−Disulfide ion + 8H3O+Hydronium ion + 22SO42−Sulfate ion⟶
Reduction of strontium hydrogensulfate yields strontium ion, disulfide ion, hydronium ion, and sulfate 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 strontium hydrogensulfate
- 12Sr(HSO4)2Strontium hydrogensulfate + 14e−Electron12Sr2+Strontium ion + S22−Disulfide ion + 8H3O+Hydronium ion + 22SO42−Sulfate ion⟶
General equation
- Reduction of reducible species
- ReactantOxidizing agent + e− ⟶ ProductReduction product
Oxidation state of each atom
- Reduction of strontium hydrogensulfate
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| Sr(HSO4)2 | Strontium hydrogensulfate | 12 | Oxidizing | – |
| e− | Electron | 14 | – | Electron |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| Sr2+ | Strontium ion | 12 | – | – |
| S22− | Disulfide ion | 1 | Reduced | – |
| H3O+ | Hydronium ion | 8 | – | – |
| SO42− | Sulfate ion | 22 | – | – |
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 |
|---|---|---|---|---|
| Sr(HSO4)2 | – | – | – | – |
| 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 |
|---|---|---|---|---|
| Sr2+ (g) | 1790.54[1] | – | – | – |
| Sr2+ (ao) | -545.80[1] | -559.48[1] | -32.6[1] | – |
| S22− (ao) | 30.1[1] | 79.5[1] | 28.5[1] | – |
| H3O+ (ao) | -285.830[1] | -237.129[1] | 69.91[1] | 75.291[1] |
| SO42− (ao) | -909.27[1] | -744.53[1] | 20.1[1] | -293[1] |
* (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°, 1790.54 kJ · mol−1
- ^ ΔfH°, -545.80 kJ · mol−1
- ^ ΔfG°, -559.48 kJ · mol−1
- ^ S°, -32.6 J · K−1 · mol−1
- ^ ΔfH°, 30.1 kJ · mol−1
- ^ ΔfG°, 79.5 kJ · mol−1
- ^ S°, 28.5 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°, -909.27 kJ · mol−1
- ^ ΔfG°, -744.53 kJ · mol−1
- ^ S°, 20.1 J · K−1 · mol−1
- ^ Cp°, -293. J · K−1 · mol−1