6NaCl + 2Al(NO3)3 + 12H+ 🔥→ 6Na+ + 3Cl2↑ + 6NO2↑ + 2Al3+ + 6H2O
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- Reaction of sodium chloride and aluminium nitrate under acidic condition
- 6NaClSodium chloride + 2Al(NO3)3Aluminium nitrate + 12H+Hydrogen ion6Na+Sodium ion + 3↑ + 6NO2↑Nitrogen dioxide + 2Al3+Aluminium ion + 6H2OWater🔥⟶
The reaction of sodium chloride, aluminium nitrate, and hydrogen ion yields sodium ion, , nitrogen dioxide, aluminium 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 aluminium nitrate under acidic condition
- 6NaClSodium chloride + 2Al(NO3)3Aluminium nitrate + 12H+Hydrogen ion6Na+Sodium ion + 3↑ + 6NO2↑Nitrogen dioxide + 2Al3+Aluminium ion + 6H2OWater🔥⟶
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 sodium chloride and aluminium nitrate under acidic condition
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| NaCl | Sodium chloride | 6 | Reducing | Hardly oxidizable |
| Al(NO3)3 | Aluminium nitrate | 2 | Oxidizing | Oxidizing under acidic condition |
| H+ | Hydrogen ion | 12 | – | Hydrogen ion |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| Na+ | Sodium ion | 6 | – | – |
| 3 | Oxidized | – | ||
| NO2 | Nitrogen dioxide | 6 | Reduced | – |
| Al3+ | Aluminium ion | 2 | – | – |
| H2O | Water | 6 | – | Water |
Thermodynamic changes
Changes in standard condition (1)
- Reaction of sodium chloride and aluminium nitrate under acidic condition◆
ΔrG 342 kJ/mol K 0.12 × 10−59 pK 59.92
| 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 | 735 | 342 | 1311.4 | – |
per 1 mol of | 123 | 57.0 | 218.57 | – |
per 1 mol of | 368 | 171 | 655.70 | – |
per 1 mol of Hydrogen ion | 61.3 | 28.5 | 109.28 | – |
per 1 mol of Sodium ion | 123 | 57.0 | 218.57 | – |
| 245 | 114 | 437.13 | – | |
per 1 mol of | 123 | 57.0 | 218.57 | – |
per 1 mol of Aluminium ion | 368 | 171 | 655.70 | – |
per 1 mol of | 123 | 57.0 | 218.57 | – |
Changes in standard condition (2)
- Reaction of sodium chloride and aluminium nitrate under acidic condition◆
ΔrG 363 kJ/mol K 0.25 × 10−63 pK 63.59
| 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 | 665 | 363 | 1005 | – |
per 1 mol of | 111 | 60.5 | 167.5 | – |
per 1 mol of | 333 | 182 | 502.5 | – |
per 1 mol of Hydrogen ion | 55.4 | 30.3 | 83.75 | – |
per 1 mol of Sodium ion | 111 | 60.5 | 167.5 | – |
| 222 | 121 | 335.0 | – | |
per 1 mol of | 111 | 60.5 | 167.5 | – |
per 1 mol of Aluminium ion | 333 | 182 | 502.5 | – |
per 1 mol of | 111 | 60.5 | 167.5 | – |
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 |
|---|---|---|---|---|
| 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] |
| Al(NO3)3 (ai) | -1155[1] | -820[1] | 117.6[1] | – |
| Al(NO3)3 (cr) 6 hydrate | -2850.48[1] | -2203.39[1] | 467.8[1] | 433.0[1] |
| Al(NO3)3 (cr) 9 hydrate | -3757.06[1] | – | – | – |
| H+ (g) | 1536.202[1] | – | – | – |
| 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 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 |
|---|---|---|---|---|
| Na+ (g) | 609.358[1] | – | – | – |
| Na+ (ao) | -240.12[1] | -261.905[1] | 59.0[1] | 46.4[1] |
| (g) | 0[1] | 0[1] | 223.066[1] | 33.907[1] |
| (ao) | -23.4[1] | 6.94[1] | 121[1] | – |
| NO2 (g) | 33.18[1] | 51.31[1] | 240.06[1] | 37.20[1] |
| Al3+ (g) | 5483.17[1] | – | – | – |
| Al3+ (ao) | -531[1] | -485[1] | -321.7[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] |
* (g):Gas, (ao):Un-ionized aqueous solution, (cr):Crystalline solid, (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°, -411.153 kJ · mol−1
- ^ ΔfG°, -384.138 kJ · mol−1
- ^ S°, 72.13 J · K−1 · mol−1
- ^ Cp°, 50.50 J · K−1 · mol−1
- ^ ΔfH°, -176.65 kJ · mol−1
- ^ ΔfG°, -196.66 kJ · mol−1
- ^ S°, 229.81 J · K−1 · mol−1
- ^ Cp°, 35.77 J · K−1 · mol−1
- ^ ΔfH°, -407.27 kJ · mol−1
- ^ ΔfG°, -393.133 kJ · mol−1
- ^ S°, 115.5 J · K−1 · mol−1
- ^ Cp°, -90.0 J · K−1 · mol−1
- ^ ΔfH°, -1155. kJ · mol−1
- ^ ΔfG°, -820. kJ · mol−1
- ^ S°, 117.6 J · K−1 · mol−1
- ^ ΔfH°, -2850.48 kJ · mol−1
- ^ ΔfG°, -2203.39 kJ · mol−1
- ^ S°, 467.8 J · K−1 · mol−1
- ^ Cp°, 433.0 J · K−1 · mol−1
- ^ ΔfH°, -3757.06 kJ · 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°, 609.358 kJ · mol−1
- ^ ΔfH°, -240.12 kJ · mol−1
- ^ ΔfG°, -261.905 kJ · mol−1
- ^ S°, 59.0 J · K−1 · mol−1
- ^ Cp°, 46.4 J · K−1 · mol−1
- ^ ΔfH°, 0 kJ · mol−1
- ^ ΔfG°, 0 kJ · mol−1
- ^ S°, 223.066 J · K−1 · mol−1
- ^ Cp°, 33.907 J · K−1 · mol−1
- ^ ΔfH°, -23.4 kJ · mol−1
- ^ ΔfG°, 6.94 kJ · mol−1
- ^ S°, 121. J · K−1 · mol−1
- ^ ΔfH°, 33.18 kJ · mol−1
- ^ ΔfG°, 51.31 kJ · mol−1
- ^ S°, 240.06 J · K−1 · mol−1
- ^ Cp°, 37.20 J · K−1 · mol−1
- ^ ΔfH°, 5483.17 kJ · mol−1
- ^ ΔfH°, -531. kJ · mol−1
- ^ ΔfG°, -485. kJ · mol−1
- ^ S°, -321.7 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