2Cu + 2NaMnO4 + 2H2O 🔥→ 2CuOH + Na2MnO4 + H2MnO4
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- Reaction of and sodium permanganate under neutral condition
- 2 + 2NaMnO4Sodium permanganate + 2H2OWater2CuOHCopper(I) hydroxide + Na2MnO4Sodium manganate + H2MnO4Manganic acid🔥⟶
The reaction of , sodium permanganate, and water yields copper(I) hydroxide, sodium manganate, and manganic acid (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 sodium permanganate under neutral condition
- 2 + 2NaMnO4Sodium permanganate + 2H2OWater2CuOHCopper(I) hydroxide + Na2MnO4Sodium manganate + H2MnO4Manganic acid🔥⟶
General equation
- Reaction of oxidizable species and oxidizing species under neutral condition
- Oxidizable speciesReducing agent + Oxidizing speciesOxidizing agent + H2ONon-redox agent ⟶ ProductOxidation product + ProductReduction product
Oxidation state of each atom
- Reaction of and sodium permanganate under neutral condition
Reactants
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
2 | Reducing | Oxidizable | ||
NaMnO4 | Sodium permanganate | 2 | Oxidizing | Oxidizing |
H2O | Water | 2 | – | Water |
Products
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
CuOH | Copper(I) hydroxide | 2 | Oxidized | – |
Na2MnO4 | Sodium manganate | 1 | Reduced | – |
H2MnO4 | Manganic acid | 1 | Reduced | – |
Thermodynamic changes
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] |
NaMnO4 (ai) | -781.6[1] | -709.1[1] | 250.2[1] | – |
NaMnO4 (cr) 1 hydrate | -1079.14[1] | – | – | – |
NaMnO4 (cr) 3 hydrate | -1672.85[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] |
* (cr):Crystalline solid, (g):Gas, (ai):Ionized aqueous solution, (l):Liquid
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 |
---|---|---|---|---|
CuOH | – | – | – | – |
Na2MnO4 (cr) | -1156.0[1] | – | – | – |
Na2MnO4 (ai) | -1134[1] | -1024.6[1] | 176[1] | – |
H2MnO4 | – | – | – | – |
* (cr):Crystalline solid, (ai):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°, 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°, -781.6 kJ · mol−1
- ^ ΔfG°, -709.1 kJ · mol−1
- ^ S°, 250.2 J · K−1 · mol−1
- ^ ΔfH°, -1079.14 kJ · mol−1
- ^ ΔfH°, -1672.85 kJ · 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
- ^ ΔfH°, -1156.0 kJ · mol−1
- ^ ΔfH°, -1134. kJ · mol−1
- ^ ΔfG°, -1024.6 kJ · mol−1
- ^ S°, 176. J · K−1 · mol−1