4NaCl + 3BaMnO4 + 8H+ ๐ฅโ 2Na2MnO4 + 2Cl2โ + Mn2+ + 3Ba2+ + 4H2O
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- Reaction of sodium chloride and barium manganate under acidic condition
- 4NaClSodium chloride + 3BaMnO4Barium manganate + 8H+Hydrogen ion2Na2MnO4Sodium manganate + 2โ + Mn2+Manganese(II) ion + 3Ba2+Barium ion + 4H2OWater๐ฅโถ
The reaction of sodium chloride, barium manganate, and hydrogen ion yields sodium manganate, , manganese(II) ion, barium ion, 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 sodium chloride and barium manganate under acidic condition
- 4NaClSodium chloride + 3BaMnO4Barium manganate + 8H+Hydrogen ion2Na2MnO4Sodium manganate + 2โ + Mn2+Manganese(II) ion + 3Ba2+Barium ion + 4H2OWater๐ฅโถ
General equation
- Reaction of hardly oxidizable species and oxidizing species under acidic condition
- Hardly oxidizable speciesReducing agent + Oxidizing speciesOxidizing agent + H+Non-redox agent โถ ProductOxidation product + ProductReduction product + H2ONon-redox product
Oxidation state of each atom
- Reaction of sodium chloride and barium manganate under acidic condition
Reactants
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
NaCl | Sodium chloride | 4 | Reducing | Hardly oxidizable |
BaMnO4 | Barium manganate | 3 | Oxidizing | Oxidizing under acidic condition |
H+ | Hydrogen ion | 8 | โ | Hydrogen ion |
Products
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
Na2MnO4 | Sodium manganate | 2 | โ | โ |
2 | Oxidized | โ | ||
Mn2+ | Manganese(II) ion | 1 | Reduced | โ |
Ba2+ | Barium ion | 3 | โ | โ |
H2O | Water | 4 | โ | Water |
Thermodynamic changes
Changes in standard condition (1)
- Reaction of sodium chloride and barium manganate under acidic conditionโ
ฮrG 22.0 kJ/mol K 0.14 ร 10โ3 pK 3.85
Standard enthalpy of reaction ฮrHยฐ kJ ยท molโ1 | Standard Gibbs energy of reaction ฮrGยฐ kJ ยท molโ1 | Standard entropy of reaction ฮrSยฐ J ยท Kโ1 ยท molโ1 | Standard heat capacity of reaction at constant pressure ฮrCpยฐ J ยท Kโ1 ยท molโ1 | |
---|---|---|---|---|
per 1 mol of Equation | โ | 22.0 | โ | โ |
per 1 mol of | โ | 5.50 | โ | โ |
per 1 mol of | โ | 7.33 | โ | โ |
per 1 mol of Hydrogen ion | โ | 2.75 | โ | โ |
per 1 mol of | โ | 11.0 | โ | โ |
โ | 11.0 | โ | โ | |
per 1 mol of Manganese(II) ion | โ | 22.0 | โ | โ |
per 1 mol of Barium ion | โ | 7.33 | โ | โ |
per 1 mol of | โ | 5.50 | โ | โ |
Changes in standard condition (2)
- Reaction of sodium chloride and barium manganate under acidic conditionโ
ฮrG 35.9 kJ/mol K 0.51 ร 10โ6 pK 6.29
Standard enthalpy of reaction ฮrHยฐ kJ ยท molโ1 | Standard Gibbs energy of reaction ฮrGยฐ kJ ยท molโ1 | Standard entropy of reaction ฮrSยฐ J ยท Kโ1 ยท molโ1 | Standard heat capacity of reaction at constant pressure ฮrCpยฐ J ยท Kโ1 ยท molโ1 | |
---|---|---|---|---|
per 1 mol of Equation | โ | 35.9 | โ | โ |
per 1 mol of | โ | 8.97 | โ | โ |
per 1 mol of | โ | 12.0 | โ | โ |
per 1 mol of Hydrogen ion | โ | 4.49 | โ | โ |
per 1 mol of | โ | 17.9 | โ | โ |
โ | 17.9 | โ | โ | |
per 1 mol of Manganese(II) ion | โ | 35.9 | โ | โ |
per 1 mol of Barium ion | โ | 12.0 | โ | โ |
per 1 mol of | โ | 8.97 | โ | โ |
Thermodynamic data of reactants
Chemical formula | Standard enthalpy of formation ฮfHยฐ kJ ยท molโ1 | Standard Gibbs energy of formation ฮfGยฐ kJ ยท molโ1 | Standard molar entropy Sยฐ J ยท Kโ1 ยท molโ1 | Standard molar heat capacity at constant pressure Cpยฐ J ยท Kโ1 ยท molโ1 |
---|---|---|---|---|
NaCl (cr) | -411.153[1] | -384.138[1] | 72.13[1] | 50.50[1] |
NaCl (g) | -176.65[1] | -196.66[1] | 229.81[1] | 35.77[1] |
NaCl (ai) | -407.27[1] | -393.133[1] | 115.5[1] | -90.0[1] |
BaMnO4 (cr) | โ | -1119.2[1] | โ | 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 formula | Standard enthalpy of formation ฮfHยฐ kJ ยท molโ1 | Standard Gibbs energy of formation ฮfGยฐ kJ ยท molโ1 | Standard molar entropy Sยฐ J ยท Kโ1 ยท molโ1 | Standard molar heat capacity at constant pressure Cpยฐ J ยท Kโ1 ยท molโ1 |
---|---|---|---|---|
Na2MnO4 (cr) | -1156.0[1] | โ | โ | โ |
Na2MnO4 (ai) | -1134[1] | -1024.6[1] | 176[1] | โ |
(g) | 0[1] | 0[1] | 223.066[1] | 33.907[1] |
(ao) | -23.4[1] | 6.94[1] | 121[1] | โ |
Mn2+ (g) | 2519.69[1] | โ | โ | โ |
Mn2+ (ao) | -220.75[1] | -228.1[1] | -73.6[1] | 50[1] |
Ba2+ (g) | 1660.38[1] | โ | โ | โ |
Ba2+ (ao) | -537.64[1] | -560.77[1] | 9.6[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, (g):Gas, (ao):Un-ionized aqueous solution, (l):Liquid
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)
- ^ ฮfHยฐ, -411.153 kJ ยท molโ1
- ^ ฮfGยฐ, -384.138 kJ ยท molโ1
- ^ Sยฐ, 72.13 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 50.50 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -176.65 kJ ยท molโ1
- ^ ฮfGยฐ, -196.66 kJ ยท molโ1
- ^ Sยฐ, 229.81 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 35.77 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -407.27 kJ ยท molโ1
- ^ ฮfGยฐ, -393.133 kJ ยท molโ1
- ^ Sยฐ, 115.5 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, -90.0 J ยท Kโ1 ยท molโ1
- ^ ฮfGยฐ, -1119.2 kJ ยท molโ1
- ^ ฮfHยฐ, 1536.202 kJ ยท molโ1
- ^ ฮfHยฐ, 0 kJ ยท molโ1
- ^ ฮfGยฐ, 0 kJ ยท molโ1
- ^ Sยฐ, 0 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 0 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -1156.0 kJ ยท molโ1
- ^ ฮfHยฐ, -1134. kJ ยท molโ1
- ^ ฮfGยฐ, -1024.6 kJ ยท molโ1
- ^ Sยฐ, 176. J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, 0 kJ ยท molโ1
- ^ ฮfGยฐ, 0 kJ ยท molโ1
- ^ Sยฐ, 223.066 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 33.907 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -23.4 kJ ยท molโ1
- ^ ฮfGยฐ, 6.94 kJ ยท molโ1
- ^ Sยฐ, 121. J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, 2519.69 kJ ยท molโ1
- ^ ฮfHยฐ, -220.75 kJ ยท molโ1
- ^ ฮfGยฐ, -228.1 kJ ยท molโ1
- ^ Sยฐ, -73.6 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 50. J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, 1660.38 kJ ยท molโ1
- ^ ฮfHยฐ, -537.64 kJ ยท molโ1
- ^ ฮfGยฐ, -560.77 kJ ยท molโ1
- ^ Sยฐ, 9.6 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -285.830 kJ ยท molโ1
- ^ ฮfGยฐ, -237.129 kJ ยท molโ1
- ^ Sยฐ, 69.91 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 75.291 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -241.818 kJ ยท molโ1
- ^ ฮfGยฐ, -228.572 kJ ยท molโ1
- ^ Sยฐ, 188.825 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 33.577 J ยท Kโ1 ยท molโ1