4Cu + MnCO3 🔥→ 2Cu2O + MnO + C
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- Reaction of and manganese(II) carbonate
The reaction of and manganese(II) carbonate yields copper(I) oxide, manganese(II) oxide, and (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 manganese(II) carbonate
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 and manganese(II) carbonate
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| 4 | Reducing | Oxidizable | ||
| MnCO3 | Manganese(II) carbonate | 1 | Oxidizing | Reducible |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| Cu2O | Copper(I) oxide | 2 | Oxidized | – |
| MnO | Manganese(II) oxide | 1 | – | – |
| 1 | Reduced | – |
Thermodynamic changes
Changes in standard condition (1)
- Reaction of and manganese(II) carbonate◆
ΔrG 161.8 kJ/mol K 0.45 × 10−28 pK 28.35
| 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 | 171.7 | 161.8 | 33.3 | 2.01 |
| 42.92 | 40.45 | 8.32 | 0.502 | |
per 1 mol of | 171.7 | 161.8 | 33.3 | 2.01 |
per 1 mol of | 85.85 | 80.90 | 16.6 | 1.00 |
per 1 mol of | 171.7 | 161.8 | 33.3 | 2.01 |
| 171.7 | 161.8 | 33.3 | 2.01 |
Changes in standard condition (2)
- Reaction of and manganese(II) carbonate◆
ΔrG 164.7 kJ/mol K 0.14 × 10−28 pK 28.85
| 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 | 173.6 | 164.7 | 30.0 | −0.41 |
| 43.40 | 41.17 | 7.50 | −0.102 | |
per 1 mol of | 173.6 | 164.7 | 30.0 | −0.410 |
per 1 mol of | 86.80 | 82.35 | 15.0 | −0.205 |
per 1 mol of | 173.6 | 164.7 | 30.0 | −0.410 |
| 173.6 | 164.7 | 30.0 | −0.410 |
Changes in standard condition (3)
- Reaction of and manganese(II) carbonate
| 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 | 160.8 | – | – | – |
| 40.20 | – | – | – | |
per 1 mol of | 160.8 | – | – | – |
per 1 mol of | 80.40 | – | – | – |
per 1 mol of | 160.8 | – | – | – |
| 160.8 | – | – | – |
Changes in standard condition (4)
- Reaction of and manganese(II) carbonate
| 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 | 162.7 | – | – | – |
| 40.67 | – | – | – | |
per 1 mol of | 162.7 | – | – | – |
per 1 mol of | 81.35 | – | – | – |
per 1 mol of | 162.7 | – | – | – |
| 162.7 | – | – | – |
Changes in aqueous solution
- Reaction of and manganese(II) carbonate◆
ΔrG 161.8 kJ/mol K 0.45 × 10−28 pK 28.35
| 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 | 171.7 | 161.8 | 33.3 | 2.01 |
| 42.92 | 40.45 | 8.32 | 0.502 | |
per 1 mol of | 171.7 | 161.8 | 33.3 | 2.01 |
per 1 mol of | 85.85 | 80.90 | 16.6 | 1.00 |
per 1 mol of | 171.7 | 161.8 | 33.3 | 2.01 |
| 171.7 | 161.8 | 33.3 | 2.01 |
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] |
| MnCO3 (cr) natural | -894.1[1] | -816.7[1] | 85.8[1] | 81.50[1] |
| MnCO3 (cr) precipitated | -883.2[1] | – | – | – |
* (cr):Crystalline solid, (g):Gas
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 |
|---|---|---|---|---|
| Cu2O (cr) | -168.6[1] | -146.0[1] | 93.14[1] | 63.64[1] |
| MnO (cr) | -385.22[1] | -362.90[1] | 59.71[1] | 45.44[1] |
| MnO (g) | 124.22[1] | – | – | – |
| (cr) graphite | 0[1] | 0[1] | 5.740[1] | 8.527[1] |
| (cr) diamond | 1.895[1] | 2.900[1] | 2.377[1] | 6.113[1] |
| (g) | 716.682[1] | 671.257[1] | 158.096[1] | 20.838[1] |
* (cr):Crystalline solid, (g):Gas
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°, -894.1 kJ · mol−1
- ^ ΔfG°, -816.7 kJ · mol−1
- ^ S°, 85.8 J · K−1 · mol−1
- ^ Cp°, 81.50 J · K−1 · mol−1
- ^ ΔfH°, -883.2 kJ · mol−1
- ^ ΔfH°, -168.6 kJ · mol−1
- ^ ΔfG°, -146.0 kJ · mol−1
- ^ S°, 93.14 J · K−1 · mol−1
- ^ Cp°, 63.64 J · K−1 · mol−1
- ^ ΔfH°, -385.22 kJ · mol−1
- ^ ΔfG°, -362.90 kJ · mol−1
- ^ S°, 59.71 J · K−1 · mol−1
- ^ Cp°, 45.44 J · K−1 · mol−1
- ^ ΔfH°, 124.22 kJ · mol−1
- ^ ΔfH°, 0 kJ · mol−1
- ^ ΔfG°, 0 kJ · mol−1
- ^ S°, 5.740 J · K−1 · mol−1
- ^ Cp°, 8.527 J · K−1 · mol−1
- ^ ΔfH°, 1.895 kJ · mol−1
- ^ ΔfG°, 2.900 kJ · mol−1
- ^ S°, 2.377 J · K−1 · mol−1
- ^ Cp°, 6.113 J · K−1 · mol−1
- ^ ΔfH°, 716.682 kJ · mol−1
- ^ ΔfG°, 671.257 kJ · mol−1
- ^ S°, 158.096 J · K−1 · mol−1
- ^ Cp°, 20.838 J · K−1 · mol−1