FeSe → Fe3+ + Se + 3e−
Last updated:
- Oxidation of iron(II) selenide
Oxidation of iron(II) selenide yields iron(III) ion, (Other reactions are here). This reaction is an oxidation-reduction reaction and is classified as follows:
Table of contents
Reaction data
Chemical equation
- Oxidation of iron(II) selenide
General equation
- Oxidation of oxidizable species
- ReactantReducing agent ⟶ ProductOxidation product + e−
Oxidation state of each atom
- Oxidation of iron(II) selenide
Reactants
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
FeSe | Iron(II) selenide | 1 | Reducing | – |
Products
Thermodynamic changes
Changes in standard condition
- Oxidation of iron(II) selenide
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 | 26.8 | – | – | – |
per 1 mol of | 26.8 | – | – | – |
per 1 mol of Iron(III) ion | 26.8 | – | – | – |
26.8 | – | – | – | |
per 1 mol of Electron | 8.93 | – | – | – |
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 |
---|---|---|---|---|
FeSe (cr) | -75.3[1] | – | – | – |
FeSe (am) | -63.6[1] | – | – | – |
* (cr):Crystalline solid, (am):Amorphous 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 |
---|---|---|---|---|
Fe3+ (g) | 5712.8[1] | – | – | – |
Fe3+ (ao) | -48.5[1] | -4.7[1] | -315.9[1] | – |
(cr) hexagonal, gray | 0[1] | 0[1] | 42.442[1] | 25.363[1] |
(cr) monoclinic, red | 6.7[1] | – | – | – |
(vit) | 5.0[1] | – | – | – |
(g) | 227.07[1] | 187.03[1] | 176.72[1] | 20.820[1] |
e− | – | – | – | – |
* (g):Gas, (ao):Un-ionized aqueous solution, (cr):Crystalline solid, (vit):Vitreous liquid
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°, -75.3 kJ · mol−1
- ^ ΔfH°, -63.6 kJ · mol−1
- ^ ΔfH°, 5712.8 kJ · mol−1
- ^ ΔfH°, -48.5 kJ · mol−1
- ^ ΔfG°, -4.7 kJ · mol−1
- ^ S°, -315.9 J · K−1 · mol−1
- ^ ΔfH°, 0 kJ · mol−1
- ^ ΔfG°, 0 kJ · mol−1
- ^ S°, 42.442 J · K−1 · mol−1
- ^ Cp°, 25.363 J · K−1 · mol−1
- ^ ΔfH°, 6.7 kJ · mol−1
- ^ ΔfH°, 5.0 kJ · mol−1
- ^ ΔfH°, 227.07 kJ · mol−1
- ^ ΔfG°, 187.03 kJ · mol−1
- ^ S°, 176.72 J · K−1 · mol−1
- ^ Cp°, 20.820 J · K−1 · mol−1