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SrSO4 + 8e → SrO + S2− + 3O2−

Reduction of strontium sulfate
SrSO4Strontium sulfate + 8eElectron
SrOStrontium oxide + S2−Sulfide ion + 3O2−Oxide ion

Reduction of strontium sulfate yields strontium oxide, sulfide ion, and oxide ion (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

Reduction of strontium sulfate
SrSO4Strontium sulfate + 8eElectron
SrOStrontium oxide + S2−Sulfide ion + 3O2−Oxide ion

General equation

Reduction of reducible species
ReactantOxidizing agent + e
ProductReduction product

Oxidation state of each atom

Reduction of strontium sulfate

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
SrSO4Strontium sulfate1
Oxidizing
eElectron8
Electron

Products

Chemical formulaNameCoefficientTypeType in general
equation
SrOStrontium oxide1
S2−Sulfide ion1
Reduced
O2−Oxide ion3

Thermodynamic changes

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
SrSO4 (cr)-1453.1[1]-1340.9[1]117[1]
SrSO4 (cr)
precipitated
-1449.8[1]
SrSO4 (ai)-1455.07[1]-1304.00[1]-12.6[1]
e
* (cr):Crystalline solid, (ai):Ionized aqueous solution

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
SrO (cr)-592.0[1]-561.9[1]54.4[1]45.02[1]
SrO (g)-8[1]
S2− (ao)33.1[1]85.8[1]-14.6[1]
O2−
* (cr):Crystalline solid, (g):Gas, (ao):Un-ionized aqueous solution

References

List of references

  1. 1