10H2S + P4O10 🔥→ 10S + 4P + 10H2O
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- Reaction of hydrogen sulfide and tetraphosphorus decaoxide
The reaction of hydrogen sulfide and tetraphosphorus decaoxide yields , , 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 hydrogen sulfide and tetraphosphorus decaoxide
General equation
- Reaction of reducing species and reducible species
- Reducing speciesReducing agent + Reducible speciesOxidizing agent ⟶ ProductOxidation product + ProductReduction product
Oxidation state of each atom
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| H2S | Hydrogen sulfide | 10 | Reducing | Reducing |
| P4O10 | Tetraphosphorus decaoxide | 1 | Oxidizing | Reducible |
Products
Thermodynamic changes
Changes in standard condition (1)
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide◆
ΔrG 662.0 kJ/mol K 0.11 × 10−115 pK 115.98
| 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 | 332.0 | 662.0 | −1105.30 | 520.66 |
per 1 mol of | 33.20 | 66.20 | −110.530 | 52.066 |
per 1 mol of | 332.0 | 662.0 | −1105.30 | 520.66 |
| 33.20 | 66.20 | −110.530 | 52.066 | |
| 83.00 | 165.5 | −276.325 | 130.16 | |
per 1 mol of | 33.20 | 66.20 | −110.530 | 52.066 |
Changes in standard condition (2)
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide◆
ΔrG 613.6 kJ/mol K 0.32 × 10−107 pK 107.50
| 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 | 261.6 | 613.6 | −1178.46 | 510.14 |
per 1 mol of | 26.16 | 61.36 | −117.846 | 51.014 |
per 1 mol of | 261.6 | 613.6 | −1178.46 | 510.14 |
| 26.16 | 61.36 | −117.846 | 51.014 | |
| 65.40 | 153.4 | −294.615 | 127.53 | |
per 1 mol of | 26.16 | 61.36 | −117.846 | 51.014 |
Changes in standard condition (3)
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide
| 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 | 174.8 | – | – | – |
per 1 mol of | 17.48 | – | – | – |
per 1 mol of | 174.8 | – | – | – |
| 17.48 | – | – | – | |
| 43.70 | – | – | – | |
per 1 mol of | 17.48 | – | – | – |
Changes in standard condition (4)
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide
| 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 | 302.0 | – | – | – |
per 1 mol of | 30.20 | – | – | – |
per 1 mol of | 302.0 | – | – | – |
| 30.20 | – | – | – | |
| 75.50 | – | – | – | |
per 1 mol of | 30.20 | – | – | – |
Changes in standard condition (5)
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide
| 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 | 335.3 | – | – | – |
per 1 mol of | 33.53 | – | – | – |
per 1 mol of | 335.3 | – | – | – |
| 33.53 | – | – | – | |
| 83.83 | – | – | – | |
per 1 mol of | 33.53 | – | – | – |
Changes in standard condition (6)
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide
| 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 | 264.9 | – | – | – |
per 1 mol of | 26.49 | – | – | – |
per 1 mol of | 264.9 | – | – | – |
| 26.49 | – | – | – | |
| 66.22 | – | – | – | |
per 1 mol of | 26.49 | – | – | – |
Changes in standard condition (7)
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide
| 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 | 178.1 | – | – | – |
per 1 mol of | 17.81 | – | – | – |
per 1 mol of | 178.1 | – | – | – |
| 17.81 | – | – | – | |
| 44.52 | – | – | – | |
per 1 mol of | 17.81 | – | – | – |
Changes in standard condition (8)
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide
| 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 | 305.3 | – | – | – |
per 1 mol of | 30.53 | – | – | – |
per 1 mol of | 305.3 | – | – | – |
| 30.53 | – | – | – | |
| 76.33 | – | – | – | |
per 1 mol of | 30.53 | – | – | – |
Changes in standard condition (9)
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide
| 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 | 390 | – | – | – |
per 1 mol of | 39.0 | – | – | – |
per 1 mol of | 390 | – | – | – |
| 39.0 | – | – | – | |
| 97.5 | – | – | – | |
per 1 mol of | 39.0 | – | – | – |
Changes in standard condition (10)
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide
| 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 | 320 | – | – | – |
per 1 mol of | 32.0 | – | – | – |
per 1 mol of | 320 | – | – | – |
| 32.0 | – | – | – | |
| 80.0 | – | – | – | |
per 1 mol of | 32.0 | – | – | – |
Changes in standard condition (11)
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide
| 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 | 233 | – | – | – |
per 1 mol of | 23.3 | – | – | – |
per 1 mol of | 233 | – | – | – |
| 23.3 | – | – | – | |
| 58.3 | – | – | – | |
per 1 mol of | 23.3 | – | – | – |
Changes in standard condition (12)
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide
| 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 | 360 | – | – | – |
per 1 mol of | 36.0 | – | – | – |
per 1 mol of | 360 | – | – | – |
| 36.0 | – | – | – | |
| 90.0 | – | – | – | |
per 1 mol of | 36.0 | – | – | – |
Changes in standard condition (13)
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide
| 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 | 393 | – | – | – |
per 1 mol of | 39.3 | – | – | – |
per 1 mol of | 393 | – | – | – |
| 39.3 | – | – | – | |
| 98.3 | – | – | – | |
per 1 mol of | 39.3 | – | – | – |
Changes in standard condition (14)
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide
| 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 | 323 | – | – | – |
per 1 mol of | 32.3 | – | – | – |
per 1 mol of | 323 | – | – | – |
| 32.3 | – | – | – | |
| 80.8 | – | – | – | |
per 1 mol of | 32.3 | – | – | – |
Changes in standard condition (15)
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide
| 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 | 236 | – | – | – |
per 1 mol of | 23.6 | – | – | – |
per 1 mol of | 236 | – | – | – |
| 23.6 | – | – | – | |
| 59.0 | – | – | – | |
per 1 mol of | 23.6 | – | – | – |
Changes in standard condition (16)
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide
| 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 | 363 | – | – | – |
per 1 mol of | 36.3 | – | – | – |
per 1 mol of | 363 | – | – | – |
| 36.3 | – | – | – | |
| 90.8 | – | – | – | |
per 1 mol of | 36.3 | – | – | – |
Changes in aqueous solution
- Reaction of hydrogen sulfide and tetraphosphorus decaoxide◆
ΔrG 604.7 kJ/mol K 0.12 × 10−105 pK 105.94
| 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 | 522.7 | 604.7 | −257 | – |
per 1 mol of | 52.27 | 60.47 | −25.7 | – |
per 1 mol of | 522.7 | 604.7 | −257 | – |
| 52.27 | 60.47 | −25.7 | – | |
| 130.7 | 151.2 | −64.3 | – | |
per 1 mol of | 52.27 | 60.47 | −25.7 | – |
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 |
|---|---|---|---|---|
| H2S (g) | -20.63[1] | -33.56[1] | 205.79[1] | 34.23[1] |
| H2S (ao) | -39.7[1] | -27.83[1] | 121[1] | – |
| P4O10 (cr) hexagonal | -2984.0[1] | -2697.7[1] | 228.86[1] | 211.71[1] |
| P4O10 (am) | -3042[1] | – | – | – |
* (g):Gas, (ao):Un-ionized aqueous solution, (cr):Crystalline solid, (am):Amorphous solid
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 |
|---|---|---|---|---|
| (cr) rhombic | 0[1] | 0[1] | 31.80[1] | 22.64[1] |
| (cr) monoclinic | 0.33[1] | – | – | – |
| (g) | 278.805[1] | 238.250[1] | 167.821[1] | 23.673[1] |
| (cr) white | 0[1] | 0[1] | 41.09[1] | 23.84[1] |
| (cr) red, triclinic | -17.6[1] | -12.1[1] | 22.80[1] | 21.21[1] |
| (cr) black | -39.3[1] | – | – | – |
| (am) red | -7.5[1] | – | – | – |
| (g) | 314.64[1] | 278.25[1] | 163.193[1] | 20.786[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, (g):Gas, (am):Amorphous 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°, -20.63 kJ · mol−1
- ^ ΔfG°, -33.56 kJ · mol−1
- ^ S°, 205.79 J · K−1 · mol−1
- ^ Cp°, 34.23 J · K−1 · mol−1
- ^ ΔfH°, -39.7 kJ · mol−1
- ^ ΔfG°, -27.83 kJ · mol−1
- ^ S°, 121. J · K−1 · mol−1
- ^ ΔfH°, -2984.0 kJ · mol−1
- ^ ΔfG°, -2697.7 kJ · mol−1
- ^ S°, 228.86 J · K−1 · mol−1
- ^ Cp°, 211.71 J · K−1 · mol−1
- ^ ΔfH°, -3042. kJ · mol−1
- ^ ΔfH°, 0 kJ · mol−1
- ^ ΔfG°, 0 kJ · mol−1
- ^ S°, 31.80 J · K−1 · mol−1
- ^ Cp°, 22.64 J · K−1 · mol−1
- ^ ΔfH°, 0.33 kJ · mol−1
- ^ ΔfH°, 278.805 kJ · mol−1
- ^ ΔfG°, 238.250 kJ · mol−1
- ^ S°, 167.821 J · K−1 · mol−1
- ^ Cp°, 23.673 J · K−1 · mol−1
- ^ ΔfH°, 0 kJ · mol−1
- ^ ΔfG°, 0 kJ · mol−1
- ^ S°, 41.09 J · K−1 · mol−1
- ^ Cp°, 23.84 J · K−1 · mol−1
- ^ ΔfH°, -17.6 kJ · mol−1
- ^ ΔfG°, -12.1 kJ · mol−1
- ^ S°, 22.80 J · K−1 · mol−1
- ^ Cp°, 21.21 J · K−1 · mol−1
- ^ ΔfH°, -39.3 kJ · mol−1
- ^ ΔfH°, -7.5 kJ · mol−1
- ^ ΔfH°, 314.64 kJ · mol−1
- ^ ΔfG°, 278.25 kJ · mol−1
- ^ S°, 163.193 J · K−1 · mol−1
- ^ Cp°, 20.786 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