8Cu + Fe2(SO4)3 + 12H+ 🔥→ 8Cu+ + 2Fe2+ + 3SO2↑ + 6H2O
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- Reaction of and iron(III) sulfate under acidic condition
- 8 + Fe2(SO4)3Iron(III) sulfate + 12H+Hydrogen ion8Cu+Copper(I) ion + 2Fe2+Iron(II) ion + 3SO2↑Sulfur dioxide + 6H2OWater🔥⟶
The reaction of , iron(III) sulfate, and hydrogen ion yields copper(I) ion, iron(II) ion, sulfur dioxide, and water (Other reactions are here). This reaction is an oxidation-reduction reaction and is classified as follows:
Table of contents
Reaction data
Chemical equation
- Reaction of and iron(III) sulfate under acidic condition
- 8 + Fe2(SO4)3Iron(III) sulfate + 12H+Hydrogen ion8Cu+Copper(I) ion + 2Fe2+Iron(II) ion + 3SO2↑Sulfur dioxide + 6H2OWater🔥⟶
General equation
- Reaction of oxidizable species and oxidizing species under acidic condition
- Oxidizable speciesReducing agent + Oxidizing speciesOxidizing agent + H+Non-redox agent ⟶ ProductOxidation product + ProductReduction product + H2ONon-redox product
Oxidation state of each atom
- Reaction of and iron(III) sulfate under acidic condition
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| 8 | Reducing | Oxidizable | ||
| Fe2(SO4)3 | Iron(III) sulfate | 1 | Oxidizing | Oxidizing under acidic condition |
| H+ | Hydrogen ion | 12 | – | Hydrogen ion |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| Cu+ | Copper(I) ion | 8 | Oxidized | – |
| Fe2+ | Iron(II) ion | 2 | Reduced | – |
| SO2 | Sulfur dioxide | 3 | Reduced | – |
| H2O | Water | 6 | – | Water |
Thermodynamic changes
Changes in standard condition (1)
- Reaction of and iron(III) sulfate under acidic condition◆
ΔrG 161.5 kJ/mol K 0.51 × 10−28 pK 28.29
| 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 | 614.7 | 161.5 | 1519.8 | – |
| 76.84 | 20.19 | 189.97 | – | |
per 1 mol of | 614.7 | 161.5 | 1519.8 | – |
per 1 mol of Hydrogen ion | 51.23 | 13.46 | 126.65 | – |
per 1 mol of Copper(I) ion | 76.84 | 20.19 | 189.97 | – |
per 1 mol of Iron(II) ion | 307.4 | 80.75 | 759.90 | – |
per 1 mol of | 204.9 | 53.83 | 506.60 | – |
per 1 mol of | 102.5 | 26.92 | 253.30 | – |
Changes in standard condition (2)
- Reaction of and iron(III) sulfate under acidic condition◆
ΔrG 160.0 kJ/mol K 0.93 × 10−28 pK 28.03
| 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 | 536.2 | 160.0 | 1260.9 | – |
| 67.03 | 20.00 | 157.61 | – | |
per 1 mol of | 536.2 | 160.0 | 1260.9 | – |
per 1 mol of Hydrogen ion | 44.68 | 13.33 | 105.08 | – |
per 1 mol of Copper(I) ion | 67.03 | 20.00 | 157.61 | – |
per 1 mol of Iron(II) ion | 268.1 | 80.00 | 630.45 | – |
per 1 mol of | 178.7 | 53.33 | 420.30 | – |
per 1 mol of | 89.37 | 26.67 | 210.15 | – |
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 |
|---|---|---|---|---|
| (cr) | 0[1] | 0[1] | 33.150[1] | 24.435[1] |
| (g) | 338.32[1] | 298.58[1] | 166.38[1] | 20.786[1] |
| Fe2(SO4)3 (cr) | -2581.5[1] | – | – | – |
| Fe2(SO4)3 (ai) | -2825.0[1] | -2242.8[1] | -571.5[1] | – |
| H+ (g) | 1536.202[1] | – | – | – |
| 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 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 |
|---|---|---|---|---|
| Cu+ (g) | 1089.986[1] | – | – | – |
| Cu+ (ao) | 71.67[1] | 49.98[1] | 40.6[1] | – |
| Fe2+ (g) | 2749.93[1] | – | – | – |
| Fe2+ (ao) | -89.1[1] | -78.90[1] | -137.7[1] | – |
| SO2 (l) | -320.5[1] | – | – | – |
| SO2 (g) | -296.830[1] | -300.194[1] | 248.22[1] | 39.87[1] |
| SO2 (ao) | -322.980[1] | -300.676[1] | 161.9[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] |
* (g):Gas, (ao):Un-ionized aqueous solution, (l):Liquid, (cr):Crystalline solid
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°, 0 kJ · mol−1
- ^ ΔfG°, 0 kJ · mol−1
- ^ S°, 33.150 J · K−1 · mol−1
- ^ Cp°, 24.435 J · K−1 · mol−1
- ^ ΔfH°, 338.32 kJ · mol−1
- ^ ΔfG°, 298.58 kJ · mol−1
- ^ S°, 166.38 J · K−1 · mol−1
- ^ Cp°, 20.786 J · K−1 · mol−1
- ^ ΔfH°, -2581.5 kJ · mol−1
- ^ ΔfH°, -2825.0 kJ · mol−1
- ^ ΔfG°, -2242.8 kJ · mol−1
- ^ S°, -571.5 J · K−1 · mol−1
- ^ ΔfH°, 1536.202 kJ · mol−1
- ^ ΔfH°, 0 kJ · mol−1
- ^ ΔfG°, 0 kJ · mol−1
- ^ S°, 0 J · K−1 · mol−1
- ^ Cp°, 0 J · K−1 · mol−1
- ^ ΔfH°, 1089.986 kJ · mol−1
- ^ ΔfH°, 71.67 kJ · mol−1
- ^ ΔfG°, 49.98 kJ · mol−1
- ^ S°, 40.6 J · K−1 · mol−1
- ^ ΔfH°, 2749.93 kJ · mol−1
- ^ ΔfH°, -89.1 kJ · mol−1
- ^ ΔfG°, -78.90 kJ · mol−1
- ^ S°, -137.7 J · K−1 · mol−1
- ^ ΔfH°, -320.5 kJ · mol−1
- ^ ΔfH°, -296.830 kJ · mol−1
- ^ ΔfG°, -300.194 kJ · mol−1
- ^ S°, 248.22 J · K−1 · mol−1
- ^ Cp°, 39.87 J · K−1 · mol−1
- ^ ΔfH°, -322.980 kJ · mol−1
- ^ ΔfG°, -300.676 kJ · mol−1
- ^ S°, 161.9 J · K−1 · mol−1
- ^ ΔfH°, -285.830 kJ · mol−1
- ^ ΔfG°, -237.129 kJ · mol−1
- ^ S°, 69.91 J · K−1 · mol−1
- ^ Cp°, 75.291 J · K−1 · mol−1
- ^ ΔfH°, -241.818 kJ · mol−1
- ^ ΔfG°, -228.572 kJ · mol−1
- ^ S°, 188.825 J · K−1 · mol−1
- ^ Cp°, 33.577 J · K−1 · mol−1