6Na + 4BaSO3 → 3Na2SO3 + BaS + 3BaO
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- Reaction of and barium sulfite
The reaction of and barium sulfite yields sodium sulfite, barium sulfide, and barium oxide (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 barium sulfite
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 barium sulfite
Reactants
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
6 | Reducing | Reducing | ||
BaSO3 | Barium sulfite | 4 | Oxidizing | Reducible |
Products
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
Na2SO3 | Sodium sulfite | 3 | Oxidized | – |
BaS | Barium sulfide | 1 | Reduced | – |
BaO | Barium oxide | 3 | – | – |
Thermodynamic changes
Changes in standard condition
- Reaction of and barium sulfite
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 | −705 | – | – | – |
−118 | – | – | – | |
per 1 mol of | −176 | – | – | – |
per 1 mol of | −235 | – | – | – |
per 1 mol of | −705 | – | – | – |
per 1 mol of | −235 | – | – | – |
Changes in aqueous solution
- Reaction of and barium sulfite
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 | −783.4 | – | – | – |
−130.6 | – | – | – | |
per 1 mol of | −195.8 | – | – | – |
per 1 mol of | −261.1 | – | – | – |
per 1 mol of | −783.4 | – | – | – |
per 1 mol of | −261.1 | – | – | – |
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] | 51.21[1] | 28.24[1] |
(g) | 107.32[1] | 76.761[1] | 153.712[1] | 20.786[1] |
BaSO3 (cr) | -1179.5[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 |
---|---|---|---|---|
Na2SO3 (cr) | -1100.8[1] | -1012.5[1] | 145.94[1] | 120.25[1] |
Na2SO3 (ai) | -1115.87[1] | -1010.39[1] | 87.9[1] | – |
Na2SO3 (cr) 7 hydrate | -3162.3[1] | -2676.1[1] | 444[1] | – |
BaS (cr) | -460[1] | -456[1] | 78.2[1] | 49.37[1] |
BaS (g) | 50[1] | – | – | – |
BaS (aq) | -493.3[1] | – | – | – |
BaO (cr) | -553.5[1] | -525.1[1] | 70.42[1] | 47.78[1] |
BaO (g) | -117[1] | – | – | 33.1[1] |
* (cr):Crystalline solid, (ai):Ionized aqueous solution, (g):Gas, (aq):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°, 51.21 J · K−1 · mol−1
- ^ Cp°, 28.24 J · K−1 · mol−1
- ^ ΔfH°, 107.32 kJ · mol−1
- ^ ΔfG°, 76.761 kJ · mol−1
- ^ S°, 153.712 J · K−1 · mol−1
- ^ Cp°, 20.786 J · K−1 · mol−1
- ^ ΔfH°, -1179.5 kJ · mol−1
- ^ ΔfH°, -1100.8 kJ · mol−1
- ^ ΔfG°, -1012.5 kJ · mol−1
- ^ S°, 145.94 J · K−1 · mol−1
- ^ Cp°, 120.25 J · K−1 · mol−1
- ^ ΔfH°, -1115.87 kJ · mol−1
- ^ ΔfG°, -1010.39 kJ · mol−1
- ^ S°, 87.9 J · K−1 · mol−1
- ^ ΔfH°, -3162.3 kJ · mol−1
- ^ ΔfG°, -2676.1 kJ · mol−1
- ^ S°, 444. J · K−1 · mol−1
- ^ ΔfH°, -460. kJ · mol−1
- ^ ΔfG°, -456. kJ · mol−1
- ^ S°, 78.2 J · K−1 · mol−1
- ^ Cp°, 49.37 J · K−1 · mol−1
- ^ ΔfH°, 50. kJ · mol−1
- ^ ΔfH°, -493.3 kJ · mol−1
- ^ ΔfH°, -553.5 kJ · mol−1
- ^ ΔfG°, -525.1 kJ · mol−1
- ^ S°, 70.42 J · K−1 · mol−1
- ^ Cp°, 47.78 J · K−1 · mol−1
- ^ ΔfH°, -117. kJ · mol−1
- ^ Cp°, 33.1 J · K−1 · mol−1