6HCl + CsIO3 🔥→ 3Cl2 + CsI + 3H2O
Last updated:
- Reaction of hydrogen chloride and caesium iodate
The reaction of hydrogen chloride and caesium iodate yields , caesium iodide, 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 chloride and caesium iodate
General equation
- Reaction of hardly oxidizable species and oxidizing species
- Hardly oxidizable speciesReducing agent + Oxidizing speciesOxidizing agent ⟶ ProductOxidation product + ProductReduction product
Oxidation state of each atom
- Reaction of hydrogen chloride and caesium iodate
Reactants
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
HCl | Hydrogen chloride | 6 | Reducing | Hardly oxidizable |
CsIO3 | Caesium iodate | 1 | Oxidizing | Oxidizing |
Products
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
3 | Oxidized | – | ||
CsI | Caesium iodide | 1 | Reduced | – |
H2O | Water | 3 | – | – |
Thermodynamic changes
Changes in standard condition
- Reaction of hydrogen chloride and caesium iodate◆
ΔrG −46.4 kJ/mol K 1.35 × 108 pK −8.13
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 | – | −46.4 | – | – |
per 1 mol of | – | −7.73 | – | – |
per 1 mol of | – | −46.4 | – | – |
– | −15.5 | – | – | |
per 1 mol of | – | −46.4 | – | – |
per 1 mol of | – | −15.5 | – | – |
Changes in aqueous solution (1)
- Reaction of hydrogen chloride and caesium iodate◆
ΔrG 152.4 kJ/mol K 0.20 × 10−26 pK 26.70
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 | 311.5 | 152.4 | 532.7 | – |
per 1 mol of | 51.92 | 25.40 | 88.78 | – |
per 1 mol of | 311.5 | 152.4 | 532.7 | – |
103.8 | 50.80 | 177.6 | – | |
per 1 mol of | 311.5 | 152.4 | 532.7 | – |
per 1 mol of | 103.8 | 50.80 | 177.6 | – |
Changes in aqueous solution (2)
- Reaction of hydrogen chloride and caesium iodate◆
ΔrG 173.2 kJ/mol K 0.45 × 10−30 pK 30.34
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 | 241.3 | 173.2 | 227 | – |
per 1 mol of | 40.22 | 28.87 | 37.8 | – |
per 1 mol of | 241.3 | 173.2 | 227 | – |
80.43 | 57.73 | 75.7 | – | |
per 1 mol of | 241.3 | 173.2 | 227 | – |
per 1 mol of | 80.43 | 57.73 | 75.7 | – |
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 |
---|---|---|---|---|
HCl (g) | -92.307[1] | -95.299[1] | 186.908[1] | 29.12[1] |
HCl (ai) | -167.159[1] | -131.228[1] | 56.5[1] | -136.4[1] |
CsIO3 (cr) | – | -433.8[1] | – | – |
CsIO3 (ai) | -479.5[1] | -420.0[1] | 251.5[1] | – |
* (g):Gas, (ai):Ionized aqueous solution, (cr):Crystalline 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 |
---|---|---|---|---|
(g) | 0[1] | 0[1] | 223.066[1] | 33.907[1] |
(ao) | -23.4[1] | 6.94[1] | 121[1] | – |
CsI (cr) | -346.60[1] | -340.58[1] | 123.05[1] | 52.80[1] |
CsI (g) | -151.9[1] | -191.2[1] | 275.29[1] | 37.45[1] |
CsI (ai) | -313.47[1] | -343.59[1] | 244.3[1] | -152.7[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, (ai):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°, -92.307 kJ · mol−1
- ^ ΔfG°, -95.299 kJ · mol−1
- ^ S°, 186.908 J · K−1 · mol−1
- ^ Cp°, 29.12 J · K−1 · mol−1
- ^ ΔfH°, -167.159 kJ · mol−1
- ^ ΔfG°, -131.228 kJ · mol−1
- ^ S°, 56.5 J · K−1 · mol−1
- ^ Cp°, -136.4 J · K−1 · mol−1
- ^ ΔfG°, -433.8 kJ · mol−1
- ^ ΔfH°, -479.5 kJ · mol−1
- ^ ΔfG°, -420.0 kJ · mol−1
- ^ S°, 251.5 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°, -346.60 kJ · mol−1
- ^ ΔfG°, -340.58 kJ · mol−1
- ^ S°, 123.05 J · K−1 · mol−1
- ^ Cp°, 52.80 J · K−1 · mol−1
- ^ ΔfH°, -151.9 kJ · mol−1
- ^ ΔfG°, -191.2 kJ · mol−1
- ^ S°, 275.29 J · K−1 · mol−1
- ^ Cp°, 37.45 J · K−1 · mol−1
- ^ ΔfH°, -313.47 kJ · mol−1
- ^ ΔfG°, -343.59 kJ · mol−1
- ^ S°, 244.3 J · K−1 · mol−1
- ^ Cp°, -152.7 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