CaCl2 + 2CsF ๐งโ CaF2โ + 2CsCl
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- Reaction of calcium chloride and caesium fluoride
The reaction of calcium chloride and caesium fluoride yields calcium fluoride and caesium chloride. This reaction is an acid-base reaction and is classified as follows:
Table of contents
Reaction data
Chemical equation
- Reaction of calcium chloride and caesium fluoride
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 base๐งโถ Insoluble in water/Very slightly soluble in water/Slightly soluble in waterLewis conjugate + Product(Non-redox product)
Oxidation state of each atom
- Reaction of calcium chloride and caesium fluoride
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| CaCl2 | Calcium chloride | 1 | Lewis acid | Very soluble in water |
| CsF | Caesium fluoride | 2 | Lewis base | Very soluble in water |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| CaF2 | Calcium fluoride | 1 | Lewis conjugate | Insoluble in water |
| CsCl | Caesium chloride | 2 | Non-redox product | โ |
Thermodynamic changes
Changes in standard condition
- Reaction of calcium chloride and caesium fluorideโ
ฮrG โ197.3 kJ/mol K 3.68 ร 1034 pK โ34.57
| Standard enthalpy of reaction ฮrHยฐ kJ ยท molโ1 | Standard Gibbs energy of reaction ฮrGยฐ kJ ยท molโ1 | Standard entropy of reaction ฮrSยฐ J ยท Kโ1 ยท molโ1 | Standard heat capacity of reaction at constant pressure ฮrCpยฐ J ยท Kโ1 ยท molโ1 | |
|---|---|---|---|---|
per 1 mol of Equation | โ202.9 | โ197.3 | โ19.0 | โ2.80 |
per 1 mol of | โ202.9 | โ197.3 | โ19.0 | โ2.80 |
per 1 mol of | โ101.5 | โ98.65 | โ9.50 | โ1.40 |
per 1 mol of | โ202.9 | โ197.3 | โ19.0 | โ2.80 |
per 1 mol of | โ101.5 | โ98.65 | โ9.50 | โ1.40 |
Changes in aqueous solution
- Reaction of calcium chloride and caesium fluorideโ
ฮrG โ56.2 kJ/mol K 7.01 ร 109 pK โ9.85
| Standard enthalpy of reaction ฮrHยฐ kJ ยท molโ1 | Standard Gibbs energy of reaction ฮrGยฐ kJ ยท molโ1 | Standard entropy of reaction ฮrSยฐ J ยท Kโ1 ยท molโ1 | Standard heat capacity of reaction at constant pressure ฮrCpยฐ J ยท Kโ1 ยท molโ1 | |
|---|---|---|---|---|
per 1 mol of Equation | โ11.5 | โ56.2 | 149.8 | โ |
per 1 mol of | โ11.5 | โ56.2 | 149.8 | โ |
per 1 mol of | โ5.75 | โ28.1 | 74.90 | โ |
per 1 mol of | โ11.5 | โ56.2 | 149.8 | โ |
per 1 mol of | โ5.75 | โ28.1 | 74.90 | โ |
Thermodynamic data of reactants
| Chemical formula | Standard enthalpy of formation ฮfHยฐ kJ ยท molโ1 | Standard Gibbs energy of formation ฮfGยฐ kJ ยท molโ1 | Standard molar entropy Sยฐ J ยท Kโ1 ยท molโ1 | Standard molar heat capacity at constant pressure Cpยฐ J ยท Kโ1 ยท molโ1 |
|---|---|---|---|---|
| CaCl2 (cr) | -795.8[1] | -748.1[1] | 104.6[1] | 72.59[1] |
| CaCl2 (g) | -471.5[1] | -479.24[1] | 290.27[1] | 59.33[1] |
| CaCl2 (ai) | -877.13[1] | -816.01[1] | 59.8[1] | โ |
| CaCl2 (cr) 1 hydrate | -1109.2[1] | โ | โ | โ |
| CaCl2 (cr) 2 hydrate | -1402.9[1] | โ | โ | โ |
| CaCl2 (cr) 4 hydrate | -2009.6[1] | โ | โ | โ |
| CaCl2 (cr) 6 hydrate | -2607.9[1] | โ | โ | โ |
| CsF (cr) | -553.5[1] | -525.5[1] | 92.80[1] | 51.09[1] |
| CsF (g) | -359.0[1] | -375.7[1] | 243.24[1] | 35.86[1] |
| CsF (ai) | -590.91[1] | -570.81[1] | 119.2[1] | โ |
| CsF (cr) 1.5 hydrate | -1013.8[1] | โ | โ | โ |
* (cr):Crystalline solid, (g):Gas, (ai):Ionized aqueous solution
Thermodynamic data of products
| Chemical formula | Standard enthalpy of formation ฮfHยฐ kJ ยท molโ1 | Standard Gibbs energy of formation ฮfGยฐ kJ ยท molโ1 | Standard molar entropy Sยฐ J ยท Kโ1 ยท molโ1 | Standard molar heat capacity at constant pressure Cpยฐ J ยท Kโ1 ยท molโ1 |
|---|---|---|---|---|
| CaF2 (cr) | -1219.6[1] | -1167.3[1] | 68.87[1] | 67.03[1] |
| CaF2 (g) | -781.6[1] | -790.4[1] | 274.37[1] | 51.25[1] |
| CaF2 (ai) | -1208.09[1] | -1111.15[1] | -80.8[1] | โ |
| 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, (g):Gas, (ai):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)
- ^ ฮfHยฐ, -795.8 kJ ยท molโ1
- ^ ฮfGยฐ, -748.1 kJ ยท molโ1
- ^ Sยฐ, 104.6 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 72.59 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -471.5 kJ ยท molโ1
- ^ ฮfGยฐ, -479.24 kJ ยท molโ1
- ^ Sยฐ, 290.27 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 59.33 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -877.13 kJ ยท molโ1
- ^ ฮfGยฐ, -816.01 kJ ยท molโ1
- ^ Sยฐ, 59.8 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -1109.2 kJ ยท molโ1
- ^ ฮfHยฐ, -1402.9 kJ ยท molโ1
- ^ ฮfHยฐ, -2009.6 kJ ยท molโ1
- ^ ฮfHยฐ, -2607.9 kJ ยท molโ1
- ^ ฮfHยฐ, -553.5 kJ ยท molโ1
- ^ ฮfGยฐ, -525.5 kJ ยท molโ1
- ^ Sยฐ, 92.80 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 51.09 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -359.0 kJ ยท molโ1
- ^ ฮfGยฐ, -375.7 kJ ยท molโ1
- ^ Sยฐ, 243.24 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 35.86 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -590.91 kJ ยท molโ1
- ^ ฮfGยฐ, -570.81 kJ ยท molโ1
- ^ Sยฐ, 119.2 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -1013.8 kJ ยท molโ1
- ^ ฮfHยฐ, -1219.6 kJ ยท molโ1
- ^ ฮfGยฐ, -1167.3 kJ ยท molโ1
- ^ Sยฐ, 68.87 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 67.03 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -781.6 kJ ยท molโ1
- ^ ฮfGยฐ, -790.4 kJ ยท molโ1
- ^ Sยฐ, 274.37 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 51.25 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -1208.09 kJ ยท molโ1
- ^ ฮfGยฐ, -1111.15 kJ ยท molโ1
- ^ Sยฐ, -80.8 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -443.04 kJ ยท molโ1
- ^ ฮfGยฐ, -414.53 kJ ยท molโ1
- ^ Sยฐ, 101.17 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 52.47 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -240.20 kJ ยท molโ1
- ^ ฮfGยฐ, -257.80 kJ ยท molโ1
- ^ Sยฐ, 255.96 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 36.94 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -425.43 kJ ยท molโ1
- ^ ฮfGยฐ, -423.24 kJ ยท molโ1
- ^ Sยฐ, 189.54 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, -146.9 J ยท Kโ1 ยท molโ1