2BCl3 + 9KMnO4 + 30H+ → B2O3 + 6KClO3 + 9Mn3+ + 3K+ + 15H2O
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- Reaction of and potassium permanganate under acidic condition
- 2 + 9KMnO4Potassium permanganate + 30H+Hydrogen ionB2O3Diboron trioxide + 6KClO3Potassium chlorate + 9Mn3+Manganese(III) ion + 3K+Potassium ion + 15H2OWater⟶
The reaction of , potassium permanganate, and hydrogen ion yields diboron trioxide, potassium chlorate, manganese(III) ion, potassium 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 and potassium permanganate under acidic condition
- 2 + 9KMnO4Potassium permanganate + 30H+Hydrogen ionB2O3Diboron trioxide + 6KClO3Potassium chlorate + 9Mn3+Manganese(III) ion + 3K+Potassium ion + 15H2OWater⟶
General equation
- Reaction of hardly oxidizable species and oxidizing species under acidic condition
- Hardly oxidizable speciesReducing agent + Oxidizing speciesOxidizing agent + H+Non-redox agent ⟶ ProductOxidation product + ProductReduction product + H2ONon-redox product
Oxidation state of each atom
- Reaction of and potassium permanganate under acidic condition
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| 2 | Reducing | Hardly oxidizable | ||
| KMnO4 | Potassium permanganate | 9 | Oxidizing | Oxidizing under acidic condition |
| H+ | Hydrogen ion | 30 | – | Hydrogen ion |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| B2O3 | Diboron trioxide | 1 | – | – |
| KClO3 | Potassium chlorate | 6 | Oxidized | – |
| Mn3+ | Manganese(III) ion | 9 | Reduced | – |
| K+ | Potassium ion | 3 | – | – |
| H2O | Water | 15 | – | Water |
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) | – | – | – | – |
| (l) | -427.2[1] | -387.4[1] | 206.3[1] | 106.7[1] |
| (g) | -403.76[1] | -388.72[1] | 290.10[1] | 62.72[1] |
| KMnO4 (cr) | -837.2[1] | -737.6[1] | 171.71[1] | 117.57[1] |
| KMnO4 (ai) | -793.8[1] | -730.5[1] | 293.7[1] | -60.2[1] |
| H+ (g) | 1536.202[1] | – | – | – |
| H+ (ao) | 0[1] | 0[1] | 0[1] | 0[1] |
* (cr):Crystalline solid, (l):Liquid, (g):Gas, (ai):Ionized aqueous solution, (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 |
|---|---|---|---|---|
| B2O3 (cr) | -1272.77[1] | -1193.65[1] | 53.97[1] | 62.93[1] |
| B2O3 (am) | -1254.53[1] | -1182.3[1] | 77.8[1] | 61.1[1] |
| B2O3 (g) | -843.79[1] | -831.97[1] | 279.81[1] | 66.86[1] |
| KClO3 (cr) | -397.73[1] | -296.25[1] | 143.1[1] | 100.25[1] |
| KClO3 (ai) | -356.35[1] | -291.22[1] | 264.8[1] | – |
| Mn3+ (g) | 5776.4[1] | – | – | – |
| K+ (g) | 514.26[1] | – | – | – |
| K+ (ao) | -252.38[1] | -283.27[1] | 102.5[1] | 21.8[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, (am):Amorphous solid, (g):Gas, (ai):Ionized aqueous solution, (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)
- ^ ΔfH°, -427.2 kJ · mol−1
- ^ ΔfG°, -387.4 kJ · mol−1
- ^ S°, 206.3 J · K−1 · mol−1
- ^ Cp°, 106.7 J · K−1 · mol−1
- ^ ΔfH°, -403.76 kJ · mol−1
- ^ ΔfG°, -388.72 kJ · mol−1
- ^ S°, 290.10 J · K−1 · mol−1
- ^ Cp°, 62.72 J · K−1 · mol−1
- ^ ΔfH°, -837.2 kJ · mol−1
- ^ ΔfG°, -737.6 kJ · mol−1
- ^ S°, 171.71 J · K−1 · mol−1
- ^ Cp°, 117.57 J · K−1 · mol−1
- ^ ΔfH°, -793.8 kJ · mol−1
- ^ ΔfG°, -730.5 kJ · mol−1
- ^ S°, 293.7 J · K−1 · mol−1
- ^ Cp°, -60.2 J · K−1 · mol−1
- ^ ΔfH°, 1536.202 kJ · mol−1
- ^ ΔfH°, 0 kJ · mol−1
- ^ ΔfG°, 0 kJ · mol−1
- ^ S°, 0 J · K−1 · mol−1
- ^ Cp°, 0 J · K−1 · mol−1
- ^ ΔfH°, -1272.77 kJ · mol−1
- ^ ΔfG°, -1193.65 kJ · mol−1
- ^ S°, 53.97 J · K−1 · mol−1
- ^ Cp°, 62.93 J · K−1 · mol−1
- ^ ΔfH°, -1254.53 kJ · mol−1
- ^ ΔfG°, -1182.3 kJ · mol−1
- ^ S°, 77.8 J · K−1 · mol−1
- ^ Cp°, 61.1 J · K−1 · mol−1
- ^ ΔfH°, -843.79 kJ · mol−1
- ^ ΔfG°, -831.97 kJ · mol−1
- ^ S°, 279.81 J · K−1 · mol−1
- ^ Cp°, 66.86 J · K−1 · mol−1
- ^ ΔfH°, -397.73 kJ · mol−1
- ^ ΔfG°, -296.25 kJ · mol−1
- ^ S°, 143.1 J · K−1 · mol−1
- ^ Cp°, 100.25 J · K−1 · mol−1
- ^ ΔfH°, -356.35 kJ · mol−1
- ^ ΔfG°, -291.22 kJ · mol−1
- ^ S°, 264.8 J · K−1 · mol−1
- ^ ΔfH°, 5776.4 kJ · mol−1
- ^ ΔfH°, 514.26 kJ · mol−1
- ^ ΔfH°, -252.38 kJ · mol−1
- ^ ΔfG°, -283.27 kJ · mol−1
- ^ S°, 102.5 J · K−1 · mol−1
- ^ Cp°, 21.8 J · K−1 · 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