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Cu + 6Fe(OH)3 🔥→ CuO + 2Fe3O4 + 9H2O

The reaction of copper and iron(III) hydroxide yields copper(II) oxide, iron(II,III) oxide, and water (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

General equation

Reaction of oxidizable species and reducible species
Oxidizable speciesReducing agent + Reducible speciesOxidizing agent
🔥
ProductOxidation product + ProductReduction product

Oxidation state of each atom

Reaction of copper and iron(III) hydroxide

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
CuCopper1
Reducing
Oxidizable
Fe(OH)3Iron(III) hydroxide6
Oxidizing
Reducible

Products

Chemical formulaNameCoefficientTypeType in general
equation
CuOCopper(II) oxide1
Oxidized
Fe3O4Iron(II,III) oxide2
Reduced
H2OWater9

Thermodynamic changes

Changes in standard condition

Reaction of copper and iron(III) hydroxide
ΔrG−115.7 kJ/mol
K1.86 × 1020
pK−20.27
CuCrystalline solid + 6Fe(OH)3Crystalline solidprecipitated
🔥
CuOCrystalline solid + 2Fe3O4Crystalline solid + 9H2OLiquid
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
−28.6−115.7291.3
per 1 mol of
−28.6−115.7291.3
−4.77−19.2848.55
per 1 mol of
−28.6−115.7291.3
per 1 mol of
−14.3−57.85145.7
per 1 mol of
−3.18−12.8632.37

Changes in aqueous solution

Reaction of copper and iron(III) hydroxide
ΔrG−338.9 kJ/mol
K2.36 × 1059
pK−59.37
CuCrystalline solid + 6Fe(OH)3Un-ionized aqueous solution
🔥
CuOCrystalline solid + 2Fe3O4Crystalline solid + 9H2OLiquid
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
−338.9
per 1 mol of
−338.9
−56.48
per 1 mol of
−338.9
per 1 mol of
−169.4
per 1 mol of
−37.66

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
Cu (cr)0[1]0[1]33.150[1]24.435[1]
Cu (g)338.32[1]298.58[1]166.38[1]20.786[1]
Fe(OH)3 (cr)
precipitated
-823.0[1]-696.5[1]106.7[1]
Fe(OH)3 (ao)-659.3[1]
* (cr):Crystalline solid, (g):Gas, (ao):Un-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
CuO (cr)-157.3[1]-129.7[1]42.63[1]42.30[1]
Fe3O4 (cr)-1118.4[1]-1015.4[1]146.4[1]143.43[1]
H2O (cr)
H2O (l)-285.830[1]-237.129[1]69.91[1]75.291[1]
H2O (g)-241.818[1]-228.572[1]188.825[1]33.577[1]
* (cr):Crystalline solid, (l):Liquid, (g):Gas

References

List of references

  1. 1