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FeSe → Fe3+ + Se + 3e

Oxidation of iron(II) selenide
FeSeIron(II) selenide
Fe3+Iron(III) ion + SeSelenium + 3eElectron

Oxidation of iron(II) selenide yields iron(III) ion, selenium (Other reactions are here). This reaction is an oxidation-reduction reaction and is classified as follows:

Table of contents
  1. 1Reaction data
  2. 2Thermodynamic changes
  3. 3References
  4. 4Related reactions
  5. 5Related categories

Reaction data

Chemical equation

Oxidation of iron(II) selenide
FeSeIron(II) selenide
Fe3+Iron(III) ion + SeSelenium + 3eElectron

General equation

Oxidation of oxidizable species
ReactantReducing agent
ProductOxidation product + e

Oxidation state of each atom

Oxidation of iron(II) selenide

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
FeSeIron(II) selenide1
Reducing

Products

Chemical formulaNameCoefficientTypeType in general
equation
Fe3+Iron(III) ion1
Oxidized
SeSelenium1
Oxidized
eElectron3
Electron

Thermodynamic changes

Changes in standard condition

Oxidation of iron(II) selenide
FeSeCrystalline solid
Fe3+Un-ionized aqueous solution + SeCrystalline solidhexagonal, gray + 3e
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
per 1 mol of
26.8
per 1 mol of
Electron
8.93

Thermodynamic data of reactants

Chemical formulaStandard 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 formulaStandard 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]
Se (cr)
hexagonal, gray
0[1]0[1]42.442[1]25.363[1]
Se (cr)
monoclinic, red
6.7[1]
Se (vit)5.0[1]
Se (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

  1. 1