8(NH4)2B4O7 + 49Cl2 → 7N2 + 28H2O2 + 32BCl3 + 2NH4Cl
Last updated:
- Reaction of ammonium tetraborate and
The reaction of ammonium tetraborate and yields , , , and ammonium chloride (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 ammonium tetraborate and
General equation
- Reaction of reducing species and oxidizing species
- Reducing speciesReducing agent + Oxidizing speciesOxidizing agent ⟶ ProductOxidation product + ProductReduction product
Oxidation state of each atom
- Reaction of ammonium tetraborate and
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| (NH4)2B4O7 | Ammonium tetraborate | 8 | Reducing | Reducing |
| 49 | Oxidizing | Oxidizing |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| 7 | Oxidized | – | ||
| 28 | Oxidized | – | ||
| 32 | Reduced | – | ||
| NH4Cl | Ammonium chloride | 2 | 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 |
|---|---|---|---|---|
| (NH4)2B4O7 | – | – | – | – |
| (g) | 0[1] | 0[1] | 223.066[1] | 33.907[1] |
| (ao) | -23.4[1] | 6.94[1] | 121[1] | – |
* (g):Gas, (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 |
|---|---|---|---|---|
| (g) | 0[1] | 0[1] | 191.61[1] | 29.125[1] |
| (l) | -187.78[1] | -120.35[1] | 109.6[1] | 89.1[1] |
| (g) | -136.31[1] | -105.57[1] | 232.7[1] | 43.1[1] |
| (ao) | -191.17[1] | -134.03[1] | 143.9[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] |
| NH4Cl (cr) | -314.43[1] | -202.87[1] | 94.6[1] | 84.1[1] |
| NH4Cl (ai) | -299.66[1] | -210.52[1] | 169.9[1] | -56.5[1] |
* (g):Gas, (l):Liquid, (ao):Un-ionized aqueous solution, (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°, 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°, -187.78 kJ · mol−1
- ^ ΔfG°, -120.35 kJ · mol−1
- ^ S°, 109.6 J · K−1 · mol−1
- ^ Cp°, 89.1 J · K−1 · mol−1
- ^ ΔfH°, -136.31 kJ · mol−1
- ^ ΔfG°, -105.57 kJ · mol−1
- ^ S°, 232.7 J · K−1 · mol−1
- ^ Cp°, 43.1 J · K−1 · mol−1
- ^ ΔfH°, -191.17 kJ · mol−1
- ^ ΔfG°, -134.03 kJ · mol−1
- ^ S°, 143.9 J · K−1 · mol−1
- ^ 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°, -314.43 kJ · mol−1
- ^ ΔfG°, -202.87 kJ · mol−1
- ^ S°, 94.6 J · K−1 · mol−1
- ^ Cp°, 84.1 J · K−1 · mol−1
- ^ ΔfH°, -299.66 kJ · mol−1
- ^ ΔfG°, -210.52 kJ · mol−1
- ^ S°, 169.9 J · K−1 · mol−1
- ^ Cp°, -56.5 J · K−1 · mol−1