Pb(CH3COO)2 + CaCl2 ๐งโ PbCl2โ + Ca(CH3COO)2
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- Reaction of lead(II) acetate and calcium chloride
The reaction of lead(II) acetate and calcium chloride yields lead(II) chloride and calcium acetate. This reaction is an acid-base reaction and is classified as follows:
Table of contents
Reaction data
Chemical equation
- Reaction of lead(II) acetate and calcium chloride
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 lead(II) acetate and calcium chloride
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| Pb(CH3COO)2 | Lead(II) acetate | 1 | Lewis acid | Very soluble in water |
| CaCl2 | Calcium chloride | 1 | Lewis base | Very soluble in water |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| PbCl2 | Lead(II) chloride | 1 | Lewis conjugate | Slightly soluble in water |
| Ca(CH3COO)2 | Calcium acetate | 1 | Non-redox product | โ |
Thermodynamic changes
Changes in standard condition
- Reaction of lead(II) acetate and calcium chloride
- Pb(CH3COO)2Crystalline solid + CaCl2Crystalline solidPbCl2โCrystalline solid + Ca(CH3COO)2Crystalline solid๐งโถ
| 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 | โ79.3 | โ | โ | โ |
per 1 mol of | โ79.3 | โ | โ | โ |
per 1 mol of | โ79.3 | โ | โ | โ |
per 1 mol of | โ79.3 | โ | โ | โ |
per 1 mol of | โ79.3 | โ | โ | โ |
Changes in aqueous solution (1)
- Reaction of lead(II) acetate and calcium chlorideโ
ฮrG 0.00 kJ/mol K 1.00 ร 100 pK 0.00 - Pb(CH3COO)2Ionized aqueous solution + CaCl2Ionized aqueous solutionPbCl2โIonized aqueous solution + Ca(CH3COO)2Ionized aqueous solution๐งโถ
| 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 | โ0.1 | 0.00 | 0.9 | โ |
per 1 mol of | โ0.10 | 0.00 | 0.90 | โ |
per 1 mol of | โ0.10 | 0.00 | 0.90 | โ |
per 1 mol of | โ0.10 | 0.00 | 0.90 | โ |
per 1 mol of | โ0.10 | 0.00 | 0.90 | โ |
Changes in aqueous solution (2)
- Reaction of lead(II) acetate and calcium chlorideโ
ฮrG โ10.30 kJ/mol K 6.38 ร 101 pK โ1.80 - Pb(CH3COO)2Ionized aqueous solution + CaCl2Ionized aqueous solutionPbCl2โUn-ionized aqueous solution + Ca(CH3COO)2Ionized aqueous solution๐งโถ
| 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 | โ | โ10.30 | โ | โ |
per 1 mol of | โ | โ10.30 | โ | โ |
per 1 mol of | โ | โ10.30 | โ | โ |
per 1 mol of | โ | โ10.30 | โ | โ |
per 1 mol of | โ | โ10.30 | โ | โ |
Changes in aqueous solution (3)
- Reaction of lead(II) acetate and calcium chlorideโ
ฮrG 16.7 kJ/mol K 0.12 ร 10โ2 pK 2.93 - Pb(CH3COO)2Un-ionized aqueous solution + CaCl2Ionized aqueous solutionPbCl2โIonized aqueous solution + Ca(CH3COO)2Ionized aqueous solution๐งโถ
| 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 | โ | 16.7 | โ | โ |
per 1 mol of | โ | 16.7 | โ | โ |
per 1 mol of | โ | 16.7 | โ | โ |
per 1 mol of | โ | 16.7 | โ | โ |
per 1 mol of | โ | 16.7 | โ | โ |
Changes in aqueous solution (4)
- Reaction of lead(II) acetate and calcium chlorideโ
ฮrG 6.4 kJ/mol K 0.76 ร 10โ1 pK 1.12 - Pb(CH3COO)2Un-ionized aqueous solution + CaCl2Ionized aqueous solutionPbCl2โUn-ionized aqueous solution + Ca(CH3COO)2Ionized aqueous solution๐งโถ
| 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 | โ | 6.4 | โ | โ |
per 1 mol of | โ | 6.4 | โ | โ |
per 1 mol of | โ | 6.4 | โ | โ |
per 1 mol of | โ | 6.4 | โ | โ |
per 1 mol of | โ | 6.4 | โ | 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 |
|---|---|---|---|---|
| Pb(CH3COO)2 (cr) | -963.83[1] | โ | โ | โ |
| Pb(CH3COO)2 (ai) | -973.6[1] | -763.04[1] | 182.8[1] | โ |
| Pb(CH3COO)2 (ao) | โ | -779.7[1] | โ | โ |
| Pb(CH3COO)2 (cr) 3 hydrate | -1851.50[1] | โ | โ | โ |
| 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 |
* (cr):Crystalline solid, (ai):Ionized aqueous solution, (ao):Un-ionized aqueous solution, (g):Gas
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 |
|---|---|---|---|---|
| PbCl2 (cr) | -359.41[1] | -314.10[1] | 136.0[1] | โ |
| PbCl2 (ai) | -336.0[1] | -286.86[1] | 123.4[1] | โ |
| PbCl2 (ao) | โ | -297.16[1] | โ | โ |
| Ca(CH3COO)2 (cr) | -1479.5[1] | โ | โ | โ |
| Ca(CH3COO)2 (ai) | -1514.86[1] | -1292.19[1] | 120.1[1] | โ |
| Ca(CH3COO)2 (cr) 1 hydrate | -1772.3[1] | โ | โ | โ |
* (cr):Crystalline solid, (ai):Ionized aqueous solution, (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)
- ^ ฮfHยฐ, -963.83 kJ ยท molโ1
- ^ ฮfHยฐ, -973.6 kJ ยท molโ1
- ^ ฮfGยฐ, -763.04 kJ ยท molโ1
- ^ Sยฐ, 182.8 J ยท Kโ1 ยท molโ1
- ^ ฮfGยฐ, -779.7 kJ ยท molโ1
- ^ ฮfHยฐ, -1851.50 kJ ยท molโ1
- ^ 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, -359.41 kJ ยท molโ1
- ^ ฮfGยฐ, -314.10 kJ ยท molโ1
- ^ Sยฐ, 136.0 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -336.0 kJ ยท molโ1
- ^ ฮfGยฐ, -286.86 kJ ยท molโ1
- ^ Sยฐ, 123.4 J ยท Kโ1 ยท molโ1
- ^ ฮfGยฐ, -297.16 kJ ยท molโ1
- ^ ฮfHยฐ, -1479.5 kJ ยท molโ1
- ^ ฮfHยฐ, -1514.86 kJ ยท molโ1
- ^ ฮfGยฐ, -1292.19 kJ ยท molโ1
- ^ Sยฐ, 120.1 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -1772.3 kJ ยท molโ1