10NaCl + 6Ni(NO3)2 + 12H+ 🔥→ 10NaNO3 + 5Cl2↑ + N2↑ + 6Ni2+ + 6H2O
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- Reaction of sodium chloride and nickel(II) nitrate under acidic condition
- 10NaClSodium chloride + 6Ni(NO3)2Nickel(II) nitrate + 12H+Hydrogen ion10NaNO3Sodium nitrate + 5↑ + ↑ + 6Ni2+Nickel(II) ion + 6H2OWater🔥⟶
The reaction of sodium chloride, nickel(II) nitrate, and hydrogen ion yields sodium nitrate, , , nickel(II) 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 nickel(II) nitrate under acidic condition
- 10NaClSodium chloride + 6Ni(NO3)2Nickel(II) nitrate + 12H+Hydrogen ion10NaNO3Sodium nitrate + 5↑ + ↑ + 6Ni2+Nickel(II) 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 nickel(II) nitrate under acidic condition
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| NaCl | Sodium chloride | 10 | Reducing | Hardly oxidizable |
| Ni(NO3)2 | Nickel(II) nitrate | 6 | Oxidizing | Oxidizing under acidic condition |
| H+ | Hydrogen ion | 12 | – | Hydrogen ion |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| NaNO3 | Sodium nitrate | 10 | – | – |
| 5 | Oxidized | – | ||
| 1 | Reduced | – | ||
| Ni2+ | Nickel(II) ion | 6 | – | – |
| H2O | Water | 6 | – | Water |
Thermodynamic changes
Changes in standard condition (1)
- Reaction of sodium chloride and nickel(II) nitrate under acidic condition◆
ΔrG 114.5 kJ/mol K 0.87 × 10−20 pK 20.06
| 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 | 370.5 | 114.5 | 868.0 | – |
per 1 mol of | 37.05 | 11.45 | 86.80 | – |
per 1 mol of | 61.75 | 19.08 | 144.7 | – |
per 1 mol of Hydrogen ion | 30.88 | 9.542 | 72.33 | – |
per 1 mol of | 37.05 | 11.45 | 86.80 | – |
| 74.10 | 22.90 | 173.6 | – | |
| 370.5 | 114.5 | 868.0 | – | |
per 1 mol of Nickel(II) ion | 61.75 | 19.08 | 144.7 | – |
per 1 mol of | 61.75 | 19.08 | 144.7 | – |
Changes in standard condition (2)
- Reaction of sodium chloride and nickel(II) nitrate under acidic condition◆
ΔrG 149.2 kJ/mol K 0.73 × 10−26 pK 26.14
| 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 | 253.5 | 149.2 | 358 | – |
per 1 mol of | 25.35 | 14.92 | 35.8 | – |
per 1 mol of | 42.25 | 24.87 | 59.7 | – |
per 1 mol of Hydrogen ion | 21.13 | 12.43 | 29.8 | – |
per 1 mol of | 25.35 | 14.92 | 35.8 | – |
| 50.70 | 29.84 | 71.6 | – | |
| 253.5 | 149.2 | 358 | – | |
per 1 mol of Nickel(II) ion | 42.25 | 24.87 | 59.7 | – |
per 1 mol of | 42.25 | 24.87 | 59.7 | – |
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] |
| Ni(NO3)2 (cr) | -415.1[1] | – | – | – |
| Ni(NO3)2 (ai) | -468.6[1] | -268.5[1] | 164.0[1] | – |
| Ni(NO3)2 (cr) 3 hydrate | -1326.3[1] | – | – | – |
| Ni(NO3)2 (cr) 6 hydrate | -2211.7[1] | – | – | 464[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 |
|---|---|---|---|---|
| NaNO3 (cr) | -467.85[1] | -367.00[1] | 116.52[1] | 92.88[1] |
| NaNO3 (ai) | -447.48[1] | -373.15[1] | 205.4[1] | -40.2[1] |
| (g) | 0[1] | 0[1] | 223.066[1] | 33.907[1] |
| (ao) | -23.4[1] | 6.94[1] | 121[1] | – |
| (g) | 0[1] | 0[1] | 191.61[1] | 29.125[1] |
| Ni2+ (g) | 2931.390[1] | – | – | – |
| Ni2+ (ao) | -54.0[1] | -45.6[1] | -128.9[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, (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)
- ^ 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°, -415.1 kJ · mol−1
- ^ ΔfH°, -468.6 kJ · mol−1
- ^ ΔfG°, -268.5 kJ · mol−1
- ^ S°, 164.0 J · K−1 · mol−1
- ^ ΔfH°, -1326.3 kJ · mol−1
- ^ ΔfH°, -2211.7 kJ · mol−1
- ^ Cp°, 464. 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°, -467.85 kJ · mol−1
- ^ ΔfG°, -367.00 kJ · mol−1
- ^ S°, 116.52 J · K−1 · mol−1
- ^ Cp°, 92.88 J · K−1 · mol−1
- ^ ΔfH°, -447.48 kJ · mol−1
- ^ ΔfG°, -373.15 kJ · mol−1
- ^ S°, 205.4 J · K−1 · mol−1
- ^ Cp°, -40.2 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°, 0 kJ · mol−1
- ^ ΔfG°, 0 kJ · mol−1
- ^ S°, 191.61 J · K−1 · mol−1
- ^ Cp°, 29.125 J · K−1 · mol−1
- ^ ΔfH°, 2931.390 kJ · mol−1
- ^ ΔfH°, -54.0 kJ · mol−1
- ^ ΔfG°, -45.6 kJ · mol−1
- ^ S°, -128.9 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