2CsIO3 + 10e− → 2Cs+ + I2 + 6O2−
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- Reduction of caesium iodate
Reduction of caesium iodate yields caesium ion, , and oxide ion (Other reactions are here). This reaction is an oxidation-reduction reaction and is classified as follows:
Table of contents
Reaction data
Chemical equation
- Reduction of caesium iodate
General equation
- Reduction of reducible species
- ReactantOxidizing agent + e− ⟶ ProductReduction product
Oxidation state of each atom
- Reduction of caesium iodate
Reactants
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
CsIO3 | Caesium iodate | 2 | Oxidizing | – |
e− | Electron | 10 | – | Electron |
Products
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 |
---|---|---|---|---|
CsIO3 (cr) | – | -433.8[1] | – | – |
CsIO3 (ai) | -479.5[1] | -420.0[1] | 251.5[1] | – |
e− | – | – | – | – |
* (cr):Crystalline solid, (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 |
---|---|---|---|---|
Cs+ (g) | 457.964[1] | – | – | – |
Cs+ (ao) | -258.28[1] | -292.02[1] | 133.05[1] | -10.5[1] |
(cr) | 0[1] | 0[1] | 116.135[1] | 54.438[1] |
(g) | 62.438[1] | 19.327[1] | 260.69[1] | 36.90[1] |
(ao) | 22.6[1] | 16.40[1] | 137.2[1] | – |
O2− | – | – | – | – |
* (g):Gas, (ao):Un-ionized aqueous solution, (cr):Crystalline solid
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)
- ^ 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°, 457.964 kJ · mol−1
- ^ ΔfH°, -258.28 kJ · mol−1
- ^ ΔfG°, -292.02 kJ · mol−1
- ^ S°, 133.05 J · K−1 · mol−1
- ^ Cp°, -10.5 J · K−1 · mol−1
- ^ ΔfH°, 0 kJ · mol−1
- ^ ΔfG°, 0 kJ · mol−1
- ^ S°, 116.135 J · K−1 · mol−1
- ^ Cp°, 54.438 J · K−1 · mol−1
- ^ ΔfH°, 62.438 kJ · mol−1
- ^ ΔfG°, 19.327 kJ · mol−1
- ^ S°, 260.69 J · K−1 · mol−1
- ^ Cp°, 36.90 J · K−1 · mol−1
- ^ ΔfH°, 22.6 kJ · mol−1
- ^ ΔfG°, 16.40 kJ · mol−1
- ^ S°, 137.2 J · K−1 · mol−1