2Sr(CH3COO)2 + 2O2 → 2SrCO3 + 3CH3COOH
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- Reaction of strontium acetate and
The reaction of strontium acetate and yields strontium carbonate and acetic acid (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 strontium acetate 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 strontium acetate and
Reactants
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
Sr(CH3COO)2 | Strontium acetate | 2 | Reducing | Reducing |
2 | Oxidizing | Oxidizing |
Products
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
SrCO3 | Strontium carbonate | 2 | Redoxed product | – |
CH3COOH | Acetic acid | 3 | – | – |
Thermodynamic changes
Changes in standard condition
- Reaction of strontium acetate and
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 | −918.9 | – | – | – |
per 1 mol of | −459.4 | – | – | – |
−459.4 | – | – | – | |
per 1 mol of | −459.4 | – | – | – |
per 1 mol of | −306.3 | – | – | – |
Changes in aqueous solution (1)
- Reaction of strontium acetate and
- 2Sr(CH3COO)2Aqueous solution + 2Un-ionized aqueous solution2SrCO3Crystalline solid + 3CH3COOHUn-ionized aqueous solution⟶
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 | −849.9 | – | – | – |
per 1 mol of | −424.9 | – | – | – |
−424.9 | – | – | – | |
per 1 mol of | −424.9 | – | – | – |
per 1 mol of | −283.3 | – | – | – |
Changes in aqueous solution (2)
- Reaction of strontium acetate and
- 2Sr(CH3COO)2Aqueous solution + 2Un-ionized aqueous solution2SrCO3Crystalline solid + 3CH3COOHIonized aqueous solution⟶
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 | −850.6 | – | – | – |
per 1 mol of | −425.3 | – | – | – |
−425.3 | – | – | – | |
per 1 mol of | −425.3 | – | – | – |
per 1 mol of | −283.5 | – | – | – |
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 |
---|---|---|---|---|
Sr(CH3COO)2 (cr) | -1487.4[1] | – | – | – |
Sr(CH3COO)2 (aq) | -1512.1[1] | – | – | – |
Sr(CH3COO)2 (cr) 0.5 hydrate | -1631.8[1] | – | – | – |
(g) | 0[1] | 0[1] | 205.138[1] | 29.355[1] |
(ao) | -11.7[1] | 16.4[1] | 110.9[1] | – |
* (cr):Crystalline solid, (aq):Aqueous solution, (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 |
---|---|---|---|---|
SrCO3 (cr) | -1220.1[1] | -1140.1[1] | 97.1[1] | 81.42[1] |
SrCO3 (ai) | -1222.94[1] | -1087.29[1] | -89.5[1] | – |
CH3COOH (l) | -484.5[1] | -389.9[1] | 159.8[1] | 124.3[1] |
CH3COOH (g) | -432.25[1] | -374.0[1] | 282.5[1] | 66.5[1] |
CH3COOH (ai) | -486.01[1] | -369.31[1] | 86.6[1] | -6.3[1] |
CH3COOH (ao) | -485.76[1] | -396.46[1] | 178.7[1] | – |
* (cr):Crystalline solid, (ai):Ionized aqueous solution, (l):Liquid, (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°, -1487.4 kJ · mol−1
- ^ ΔfH°, -1512.1 kJ · mol−1
- ^ ΔfH°, -1631.8 kJ · mol−1
- ^ ΔfH°, 0 kJ · mol−1
- ^ ΔfG°, 0 kJ · mol−1
- ^ S°, 205.138 J · K−1 · mol−1
- ^ Cp°, 29.355 J · K−1 · mol−1
- ^ ΔfH°, -11.7 kJ · mol−1
- ^ ΔfG°, 16.4 kJ · mol−1
- ^ S°, 110.9 J · K−1 · mol−1
- ^ ΔfH°, -1220.1 kJ · mol−1
- ^ ΔfG°, -1140.1 kJ · mol−1
- ^ S°, 97.1 J · K−1 · mol−1
- ^ Cp°, 81.42 J · K−1 · mol−1
- ^ ΔfH°, -1222.94 kJ · mol−1
- ^ ΔfG°, -1087.29 kJ · mol−1
- ^ S°, -89.5 J · K−1 · mol−1
- ^ ΔfH°, -484.5 kJ · mol−1
- ^ ΔfG°, -389.9 kJ · mol−1
- ^ S°, 159.8 J · K−1 · mol−1
- ^ Cp°, 124.3 J · K−1 · mol−1
- ^ ΔfH°, -432.25 kJ · mol−1
- ^ ΔfG°, -374.0 kJ · mol−1
- ^ S°, 282.5 J · K−1 · mol−1
- ^ Cp°, 66.5 J · K−1 · mol−1
- ^ ΔfH°, -486.01 kJ · mol−1
- ^ ΔfG°, -369.31 kJ · mol−1
- ^ S°, 86.6 J · K−1 · mol−1
- ^ Cp°, -6.3 J · K−1 · mol−1
- ^ ΔfH°, -485.76 kJ · mol−1
- ^ ΔfG°, -396.46 kJ · mol−1
- ^ S°, 178.7 J · K−1 · mol−1