Ba + 2CO2 → BaCO3 + CO
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- Reaction of and carbon dioxide
The reaction of and carbon dioxide yields barium carbonate and carbon monoxide (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 carbon dioxide
General equation
- Reaction of reducing species and reducible species
- Reducing speciesReducing agent + Reducible speciesOxidizing agent ⟶ ProductOxidation product + ProductReduction product
Oxidation state of each atom
- Reaction of and carbon dioxide
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| 1 | Reducing | Reducing | ||
| CO2 | Carbon dioxide | 2 | Oxidizing | Reducible |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| BaCO3 | Barium carbonate | 1 | Oxidized | – |
| CO | Carbon monoxide | 1 | Reduced | – |
Thermodynamic changes
Changes in standard condition
- Reaction of and carbon dioxide◆
ΔrG −486.1 kJ/mol K 1.45 × 1085 pK −85.16
| 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 | −539.8 | −486.1 | −180.5 | 12.20 |
| −539.8 | −486.1 | −180.5 | 12.20 | |
per 1 mol of | −269.9 | −243.1 | −90.25 | 6.100 |
per 1 mol of | −539.8 | −486.1 | −180.5 | 12.20 |
per 1 mol of | −539.8 | −486.1 | −180.5 | 12.20 |
Changes in aqueous solution (1)
- Reaction of and carbon dioxide◆
ΔrG −502.8 kJ/mol K 1.22 × 1088 pK −88.09
| 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 | −499.2 | −502.8 | 11.8 | – |
| −499.2 | −502.8 | 11.8 | – | |
per 1 mol of | −249.6 | −251.4 | 5.90 | – |
per 1 mol of | −499.2 | −502.8 | 11.8 | – |
per 1 mol of | −499.2 | −502.8 | 11.8 | – |
Changes in aqueous solution (2)
- Reaction of and carbon dioxide◆
ΔrG −485.5 kJ/mol K 1.14 × 1085 pK −85.06
| 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 | −509.7 | −485.5 | −81.3 | – |
| −509.7 | −485.5 | −81.3 | – | |
per 1 mol of | −254.8 | −242.8 | −40.6 | – |
per 1 mol of | −509.7 | −485.5 | −81.3 | – |
per 1 mol of | −509.7 | −485.5 | −81.3 | – |
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] | 62.8[1] | 28.07[1] |
| (g) | 180[1] | 146[1] | 170.243[1] | 20.786[1] |
| CO2 (g) | -393.509[1] | -394.359[1] | 213.74[1] | 37.11[1] |
| CO2 (ao) | -413.80[1] | -385.98[1] | 117.6[1] | – |
* (cr):Crystalline solid, (g):Gas, (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 |
|---|---|---|---|---|
| BaCO3 (cr) | -1216.3[1] | -1137.6[1] | 112.1[1] | 85.35[1] |
| BaCO3 (ai) | -1214.78[1] | -1088.59[1] | -47.3[1] | – |
| CO (g) | -110.525[1] | -137.168[1] | 197.674[1] | 29.142[1] |
| CO (ao) | -120.96[1] | -119.90[1] | 104.6[1] | – |
* (cr):Crystalline solid, (ai):Ionized aqueous solution, (g):Gas, (ao):Un-ionized aqueous solution
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°, 62.8 J · K−1 · mol−1
- ^ Cp°, 28.07 J · K−1 · mol−1
- ^ ΔfH°, 180. kJ · mol−1
- ^ ΔfG°, 146. kJ · mol−1
- ^ S°, 170.243 J · K−1 · mol−1
- ^ Cp°, 20.786 J · K−1 · mol−1
- ^ ΔfH°, -393.509 kJ · mol−1
- ^ ΔfG°, -394.359 kJ · mol−1
- ^ S°, 213.74 J · K−1 · mol−1
- ^ Cp°, 37.11 J · K−1 · mol−1
- ^ ΔfH°, -413.80 kJ · mol−1
- ^ ΔfG°, -385.98 kJ · mol−1
- ^ S°, 117.6 J · K−1 · mol−1
- ^ ΔfH°, -1216.3 kJ · mol−1
- ^ ΔfG°, -1137.6 kJ · mol−1
- ^ S°, 112.1 J · K−1 · mol−1
- ^ Cp°, 85.35 J · K−1 · mol−1
- ^ ΔfH°, -1214.78 kJ · mol−1
- ^ ΔfG°, -1088.59 kJ · mol−1
- ^ S°, -47.3 J · K−1 · mol−1
- ^ ΔfH°, -110.525 kJ · mol−1
- ^ ΔfG°, -137.168 kJ · mol−1
- ^ S°, 197.674 J · K−1 · mol−1
- ^ Cp°, 29.142 J · K−1 · mol−1
- ^ ΔfH°, -120.96 kJ · mol−1
- ^ ΔfG°, -119.90 kJ · mol−1
- ^ S°, 104.6 J · K−1 · mol−1