7Cu + 3NH4NO3 → 7CuO + 2NO↑ + 4NH3↑
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- Reaction of and ammonium nitrate
The reaction of and ammonium nitrate yields copper(II) oxide, nitrogen monoxide, and ammonia (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 ammonium nitrate
General equation
- Reaction of oxidizable species and oxidizing species
- Oxidizable speciesReducing agent + Oxidizing speciesOxidizing agent ⟶ ProductOxidation product + ProductReduction product
Oxidation state of each atom
- Reaction of and ammonium nitrate
Reactants
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
7 | Reducing | Oxidizable | ||
NH4NO3 | Ammonium nitrate | 3 | Oxidizing | Oxidizing |
Products
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
CuO | Copper(II) oxide | 7 | Oxidized | – |
NO | Nitrogen monoxide | 2 | Reduced | – |
NH3 | Ammonia | 4 | Reduced | – |
Thermodynamic changes
Changes in standard condition
- Reaction of and ammonium nitrate◆
ΔrG −249.0 kJ/mol K 4.20 × 1043 pK −43.62
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 | −8.4 | −249.0 | 804.44 | −92.9 |
−1.2 | −35.57 | 114.92 | −13.3 | |
per 1 mol of | −2.8 | −83.00 | 268.15 | −31.0 |
per 1 mol of | −1.2 | −35.57 | 114.92 | −13.3 |
per 1 mol of | −4.2 | −124.5 | 402.22 | −46.5 |
per 1 mol of | −2.1 | −62.25 | 201.11 | −23.2 |
Changes in aqueous solution (1)
- Reaction of and ammonium nitrate◆
ΔrG −228.9 kJ/mol K 1.26 × 1040 pK −40.10
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 | −85.4 | −228.9 | 478.3 | 345.1 |
−12.2 | −32.70 | 68.33 | 49.30 | |
per 1 mol of | −28.5 | −76.30 | 159.4 | 115.0 |
per 1 mol of | −12.2 | −32.70 | 68.33 | 49.30 |
per 1 mol of | −42.7 | −114.5 | 239.2 | 172.6 |
per 1 mol of | −21.4 | −57.23 | 119.6 | 86.28 |
Changes in aqueous solution (2)
- Reaction of and ammonium nitrate◆
ΔrG −269.1 kJ/mol K 1.39 × 1047 pK −47.14
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 | −222.2 | −269.1 | 153.7 | – |
−31.74 | −38.44 | 21.96 | – | |
per 1 mol of | −74.07 | −89.70 | 51.23 | – |
per 1 mol of | −31.74 | −38.44 | 21.96 | – |
per 1 mol of | −111.1 | −134.6 | 76.85 | – |
per 1 mol of | −55.55 | −67.28 | 38.42 | – |
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] |
NH4NO3 (cr) | -365.56[1] | -183.87[1] | 151.08[1] | 139.3[1] |
NH4NO3 (ai) | -339.87[1] | -190.56[1] | 259.8[1] | -6.7[1] |
* (cr):Crystalline solid, (g):Gas, (ai):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 |
---|---|---|---|---|
CuO (cr) | -157.3[1] | -129.7[1] | 42.63[1] | 42.30[1] |
NO (g) | 90.25[1] | 86.55[1] | 210.761[1] | 29.844[1] |
NH3 (g) | -46.11[1] | -16.45[1] | 192.45[1] | 35.06[1] |
NH3 (ao) | -80.29[1] | -26.50[1] | 111.3[1] | – |
* (cr):Crystalline solid, (g):Gas, (ao):Un-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°, -365.56 kJ · mol−1
- ^ ΔfG°, -183.87 kJ · mol−1
- ^ S°, 151.08 J · K−1 · mol−1
- ^ Cp°, 139.3 J · K−1 · mol−1
- ^ ΔfH°, -339.87 kJ · mol−1
- ^ ΔfG°, -190.56 kJ · mol−1
- ^ S°, 259.8 J · K−1 · mol−1
- ^ Cp°, -6.7 J · K−1 · mol−1
- ^ ΔfH°, -157.3 kJ · mol−1
- ^ ΔfG°, -129.7 kJ · mol−1
- ^ S°, 42.63 J · K−1 · mol−1
- ^ Cp°, 42.30 J · K−1 · mol−1
- ^ ΔfH°, 90.25 kJ · mol−1
- ^ ΔfG°, 86.55 kJ · mol−1
- ^ S°, 210.761 J · K−1 · mol−1
- ^ Cp°, 29.844 J · K−1 · mol−1
- ^ ΔfH°, -46.11 kJ · mol−1
- ^ ΔfG°, -16.45 kJ · mol−1
- ^ S°, 192.45 J · K−1 · mol−1
- ^ Cp°, 35.06 J · K−1 · mol−1
- ^ ΔfH°, -80.29 kJ · mol−1
- ^ ΔfG°, -26.50 kJ · mol−1
- ^ S°, 111.3 J · K−1 · mol−1