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  3. 12Cu + 5Fe2(SO4)3 + 30H^+ ๐Ÿ”ฅโ†’ 12CuSO4 + 3H2Sโ†‘ + 10Fe^3+ + 12H2O

12Cu + 5Fe2(SO4)3 + 30H+ ๐Ÿ”ฅโ†’ 12CuSO4 + 3H2Sโ†‘ + 10Fe3+ + 12H2O

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Reaction of copper and iron(III) sulfate under acidic condition
12CuCopper + 5Fe2(SO4)3Iron(III) sulfate + 30H+Hydrogen ion
๐Ÿ”ฅ
โŸถ
12CuSO4Copper(II) sulfate + 3H2Sโ†‘Hydrogen sulfide + 10Fe3+Iron(III) ion + 12H2OWater

The reaction of copper, iron(III) sulfate, and hydrogen ion yields copper(II) sulfate, hydrogen sulfide, iron(III) ion, 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

Reaction of copper and iron(III) sulfate under acidic condition
12CuCopper + 5Fe2(SO4)3Iron(III) sulfate + 30H+Hydrogen ion
๐Ÿ”ฅ
โŸถ
12CuSO4Copper(II) sulfate + 3H2Sโ†‘Hydrogen sulfide + 10Fe3+Iron(III) ion + 12H2OWater

General equation

Reaction of oxidizable species and oxidizing species under acidic condition
Oxidizable speciesReducing agent + Oxidizing speciesOxidizing agent + H+Non-redox agent
โŸถ
ProductOxidation product + ProductReduction product + H2ONon-redox product

Oxidation state of each atom

Reaction of copper and iron(III) sulfate under acidic condition

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
CuCopper12
Reducing
Oxidizable
Fe2(SO4)3Iron(III) sulfate5
Oxidizing
Oxidizing under acidic condition
H+Hydrogen ion30
โ€“
Hydrogen ion

Products

Chemical formulaNameCoefficientTypeType in general
equation
CuSO4Copper(II) sulfate12
Oxidized
โ€“
H2SHydrogen sulfide3
Reduced
โ€“
Fe3+Iron(III) ion10
โ€“
โ€“
H2OWater12
โ€“
Water

Thermodynamic changes

Changes in standard condition (1)

Reaction of copper and iron(III) sulfate under acidic condition
โ—†
ฮ”rGโˆ’85.4 kJ/mol
K9.15 ร— 1014
pKโˆ’14.96
12CuCrystalline solid + 5Fe2(SO4)3Ionized aqueous solution + 30H+Un-ionized aqueous solution
๐Ÿ”ฅ
โŸถ
12CuSO4Un-ionized aqueous solution + 3H2Sโ†‘Gas + 10Fe3+Un-ionized aqueous solution + 12H2OLiquid
Standard enthalpy
of reaction
ฮ”rHยฐ
kJ ยท molโˆ’1		Standard
Gibbs energy
of reaction
ฮ”rGยฐ
kJ ยท molโˆ’1		Standard entropy
of reaction
ฮ”rSยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard heat
capacity of reaction
at constant pressure
ฮ”rCpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
per 1 mol of
Equation
โ€“โˆ’85.4โ€“โ€“
per 1 mol of
โ€“โˆ’7.12โ€“โ€“
per 1 mol of
โ€“โˆ’17.1โ€“โ€“
per 1 mol of
Hydrogen ion
โ€“โˆ’2.85โ€“โ€“
per 1 mol of
โ€“โˆ’7.12โ€“โ€“
per 1 mol of
โ€“โˆ’28.5โ€“โ€“
per 1 mol of
Iron(III) ion
โ€“โˆ’8.54โ€“โ€“
per 1 mol of
โ€“โˆ’7.12โ€“โ€“

Changes in standard condition (2)

Reaction of copper and iron(III) sulfate under acidic condition
โ—†
ฮ”rGโˆ’68.2 kJ/mol
K8.87 ร— 1011
pKโˆ’11.95
12CuCrystalline solid + 5Fe2(SO4)3Ionized aqueous solution + 30H+Un-ionized aqueous solution
๐Ÿ”ฅ
โŸถ
12CuSO4Un-ionized aqueous solution + 3H2Sโ†‘Un-ionized aqueous solution + 10Fe3+Un-ionized aqueous solution + 12H2OLiquid
Standard enthalpy
of reaction
ฮ”rHยฐ
kJ ยท molโˆ’1		Standard
Gibbs energy
of reaction
ฮ”rGยฐ
kJ ยท molโˆ’1		Standard entropy
of reaction
ฮ”rSยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard heat
capacity of reaction
at constant pressure
ฮ”rCpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
per 1 mol of
Equation
โ€“โˆ’68.2โ€“โ€“
per 1 mol of
โ€“โˆ’5.68โ€“โ€“
per 1 mol of
โ€“โˆ’13.6โ€“โ€“
per 1 mol of
Hydrogen ion
โ€“โˆ’2.27โ€“โ€“
per 1 mol of
โ€“โˆ’5.68โ€“โ€“
per 1 mol of
โ€“โˆ’22.7โ€“โ€“
per 1 mol of
Iron(III) ion
โ€“โˆ’6.82โ€“โ€“
per 1 mol of
โ€“โˆ’5.68โ€“โ€“

Changes in standard condition (3)

Reaction of copper and iron(III) sulfate under acidic condition
โ—†
ฮ”rG279.2 kJ/mol
K0.12 ร— 10โˆ’48
pK48.91
12CuCrystalline solid + 5Fe2(SO4)3Ionized aqueous solution + 30H+Un-ionized aqueous solution
๐Ÿ”ฅ
โŸถ
12CuSO4Crystalline solid + 3H2Sโ†‘Gas + 10Fe3+Un-ionized aqueous solution + 12H2OLiquid
Standard enthalpy
of reaction
ฮ”rHยฐ
kJ ยท molโˆ’1		Standard
Gibbs energy
of reaction
ฮ”rGยฐ
kJ ยท molโˆ’1		Standard entropy
of reaction
ฮ”rSยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard heat
capacity of reaction
at constant pressure
ฮ”rCpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
per 1 mol of
Equation
891.8279.22065โ€“
per 1 mol of
74.3223.27172.1โ€“
per 1 mol of
178.455.84413.0โ€“
per 1 mol of
Hydrogen ion
29.739.30768.83โ€“
per 1 mol of
74.3223.27172.1โ€“
per 1 mol of
297.393.07688.3โ€“
per 1 mol of
Iron(III) ion
89.1827.92206.5โ€“
per 1 mol of
74.3223.27172.1โ€“

Changes in standard condition (4)

Reaction of copper and iron(III) sulfate under acidic condition
โ—†
ฮ”rG296.4 kJ/mol
K0.12 ร— 10โˆ’51
pK51.93
12CuCrystalline solid + 5Fe2(SO4)3Ionized aqueous solution + 30H+Un-ionized aqueous solution
๐Ÿ”ฅ
โŸถ
12CuSO4Crystalline solid + 3H2Sโ†‘Un-ionized aqueous solution + 10Fe3+Un-ionized aqueous solution + 12H2OLiquid
Standard enthalpy
of reaction
ฮ”rHยฐ
kJ ยท molโˆ’1		Standard
Gibbs energy
of reaction
ฮ”rGยฐ
kJ ยท molโˆ’1		Standard entropy
of reaction
ฮ”rSยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard heat
capacity of reaction
at constant pressure
ฮ”rCpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
per 1 mol of
Equation
834.6296.41811โ€“
per 1 mol of
69.5524.70150.9โ€“
per 1 mol of
166.959.28362.2โ€“
per 1 mol of
Hydrogen ion
27.829.88060.37โ€“
per 1 mol of
69.5524.70150.9โ€“
per 1 mol of
278.298.80603.7โ€“
per 1 mol of
Iron(III) ion
83.4629.64181.1โ€“
per 1 mol of
69.5524.70150.9โ€“

Thermodynamic data of reactants

Chemical formulaStandard enthalpy
of formation
ฮ”fHยฐ
kJ ยท molโˆ’1		Standard Gibbs
energy of
formation
ฮ”fGยฐ
kJ ยท molโˆ’1		Standard
molar entropy
Sยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard molar
heat capacity at
constant pressure
Cpยฐ
J ยท Kโˆ’1 ยท molโˆ’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]
Fe2(SO4)3 (cr)-2581.5[1]โ€“โ€“โ€“
Fe2(SO4)3 (ai)-2825.0[1]-2242.8[1]-571.5[1]โ€“
H+ (g)1536.202[1]โ€“โ€“โ€“
H+ (ao)0[1]0[1]0[1]0[1]
* (cr):Crystalline solid, (g):Gas, (ai):Ionized aqueous solution, (ao):Un-ionized aqueous solution

Thermodynamic data of products

Chemical formulaStandard enthalpy
of formation
ฮ”fHยฐ
kJ ยท molโˆ’1		Standard Gibbs
energy of
formation
ฮ”fGยฐ
kJ ยท molโˆ’1		Standard
molar entropy
Sยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard molar
heat capacity at
constant pressure
Cpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
CuSO4 (cr)-771.36[1]-661.8[1]109[1]100.0[1]
CuSO4 (ai)-844.50[1]-679.04[1]-79.5[1]โ€“
CuSO4 (ao)โ€“-692.18[1]โ€“โ€“
CuSO4 (cr)
1 hydrate
-1085.83[1]-918.11[1]146.0[1]134[1]
CuSO4 (cr)
3 hydrate
-1684.31[1]-1399.96[1]221.3[1]205[1]
CuSO4 (cr)
5 hydrate
-2279.65[1]-1879.745[1]300.4[1]280[1]
H2S (g)-20.63[1]-33.56[1]205.79[1]34.23[1]
H2S (ao)-39.7[1]-27.83[1]121[1]โ€“
Fe3+ (g)5712.8[1]โ€“โ€“โ€“
Fe3+ (ao)-48.5[1]-4.7[1]-315.9[1]โ€“
H2O (cr)โ€“โ€“โ€“โ€“
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, (ai):Ionized aqueous solution, (ao):Un-ionized aqueous solution, (g):Gas, (l):Liquid

References

List of references

  1. 1
    Janiel J. Reed (1989)
    The NBS Tables of Chemical Thermodynamic Properties: Selected Values for Inorganic and C1 and C2 Organic Substances in SI Units
    National Institute of Standards and Technology (NIST)