SrCl2 + Cs2CO3 💧→ SrCO3↓ + 2CsCl
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The reaction of strontium chloride and caesium carbonate yields strontium carbonate and caesium chloride. This reaction is an acid-base reaction and is classified as follows:
Table of contents
Reaction data
Chemical equation
- Reaction of strontium chloride and caesium carbonate
General equation
- Precipitation reaction
- Miscible with water/Very soluble in water/Soluble in waterLewis acid + Miscible with water/Very soluble in water/Soluble in waterLewis base💧⟶ Insoluble in water/Very slightly soluble in water/Slightly soluble in waterLewis conjugate + Product(Non-redox product)
Oxidation state of each atom
- Reaction of strontium chloride and caesium carbonate
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| SrCl2 | Strontium chloride | 1 | Lewis acid | Very soluble in water |
| Cs2CO3 | Caesium carbonate | 1 | Lewis base | Very soluble in water |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| SrCO3 | Strontium carbonate | 1 | Lewis conjugate | Insoluble in water |
| CsCl | Caesium chloride | 2 | Non-redox product | – |
Thermodynamic changes
Changes in standard condition
- Reaction of strontium chloride and caesium carbonate◆
ΔrG −133.8 kJ/mol K 2.76 × 1023 pK −23.44
| 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 | −137.6 | −133.8 | −19.9 | −13.09 |
per 1 mol of | −137.6 | −133.8 | −19.9 | −13.09 |
per 1 mol of | −137.6 | −133.8 | −19.9 | −13.09 |
per 1 mol of | −137.6 | −133.8 | −19.9 | −13.09 |
per 1 mol of | −68.80 | −66.90 | −9.95 | −6.545 |
Changes in aqueous solution
- Reaction of strontium chloride and caesium carbonate◆
ΔrG −52.8 kJ/mol K 1.78 × 109 pK −9.25
| 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 | 2.8 | −52.8 | 186.7 | – |
per 1 mol of | 2.8 | −52.8 | 186.7 | – |
per 1 mol of | 2.8 | −52.8 | 186.7 | – |
per 1 mol of | 2.8 | −52.8 | 186.7 | – |
per 1 mol of | 1.4 | −26.4 | 93.35 | – |
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 |
|---|---|---|---|---|
| SrCl2 (cr) α | -828.9[1] | -781.1[1] | 114.85[1] | 75.60[1] |
| SrCl2 (g) | -485.8[1] | -496.2[1] | 310.81[1] | 55.77[1] |
| SrCl2 (ai) | -880.10[1] | -821.91[1] | 80.3[1] | – |
| SrCl2 (cr) 1 hydrate | -1136.8[1] | -1036.3[1] | 172[1] | 120.1[1] |
| SrCl2 (cr) 2 hydrate | -1438.0[1] | -1281.8[1] | 218[1] | 160.2[1] |
| SrCl2 (cr) 6 hydrate | -2623.8[1] | -2240.92[1] | 390.8[1] | – |
| Cs2CO3 (cr) | -1139.7[1] | -1054.3[1] | 204.47[1] | 123.85[1] |
| Cs2CO3 (ai) | -1193.70[1] | -1111.85[1] | 209.2[1] | – |
| Cs2CO3 (cr) 3 hydrate | -2048.1[1] | – | – | – |
* (cr):Crystalline solid, (g):Gas, (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 |
|---|---|---|---|---|
| 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] | – |
| CsCl (cr) | -443.04[1] | -414.53[1] | 101.17[1] | 52.47[1] |
| CsCl (g) | -240.20[1] | -257.80[1] | 255.96[1] | 36.94[1] |
| CsCl (ai) | -425.43[1] | -423.24[1] | 189.54[1] | -146.9[1] |
* (cr):Crystalline solid, (ai):Ionized aqueous solution, (g):Gas
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°, -828.9 kJ · mol−1
- ^ ΔfG°, -781.1 kJ · mol−1
- ^ S°, 114.85 J · K−1 · mol−1
- ^ Cp°, 75.60 J · K−1 · mol−1
- ^ ΔfH°, -485.8 kJ · mol−1
- ^ ΔfG°, -496.2 kJ · mol−1
- ^ S°, 310.81 J · K−1 · mol−1
- ^ Cp°, 55.77 J · K−1 · mol−1
- ^ ΔfH°, -880.10 kJ · mol−1
- ^ ΔfG°, -821.91 kJ · mol−1
- ^ S°, 80.3 J · K−1 · mol−1
- ^ ΔfH°, -1136.8 kJ · mol−1
- ^ ΔfG°, -1036.3 kJ · mol−1
- ^ S°, 172. J · K−1 · mol−1
- ^ Cp°, 120.1 J · K−1 · mol−1
- ^ ΔfH°, -1438.0 kJ · mol−1
- ^ ΔfG°, -1281.8 kJ · mol−1
- ^ S°, 218. J · K−1 · mol−1
- ^ Cp°, 160.2 J · K−1 · mol−1
- ^ ΔfH°, -2623.8 kJ · mol−1
- ^ ΔfG°, -2240.92 kJ · mol−1
- ^ S°, 390.8 J · K−1 · mol−1
- ^ ΔfH°, -1139.7 kJ · mol−1
- ^ ΔfG°, -1054.3 kJ · mol−1
- ^ S°, 204.47 J · K−1 · mol−1
- ^ Cp°, 123.85 J · K−1 · mol−1
- ^ ΔfH°, -1193.70 kJ · mol−1
- ^ ΔfG°, -1111.85 kJ · mol−1
- ^ S°, 209.2 J · K−1 · mol−1
- ^ ΔfH°, -2048.1 kJ · 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°, -443.04 kJ · mol−1
- ^ ΔfG°, -414.53 kJ · mol−1
- ^ S°, 101.17 J · K−1 · mol−1
- ^ Cp°, 52.47 J · K−1 · mol−1
- ^ ΔfH°, -240.20 kJ · mol−1
- ^ ΔfG°, -257.80 kJ · mol−1
- ^ S°, 255.96 J · K−1 · mol−1
- ^ Cp°, 36.94 J · K−1 · mol−1
- ^ ΔfH°, -425.43 kJ · mol−1
- ^ ΔfG°, -423.24 kJ · mol−1
- ^ S°, 189.54 J · K−1 · mol−1
- ^ Cp°, -146.9 J · K−1 · mol−1