Ca(NO3)2 + Sr(OH)2 💧→ Ca(OH)2↓ + Sr(NO3)2
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The reaction of calcium nitrate and strontium hydroxide yields calcium hydroxide and strontium nitrate. This reaction is an acid-base reaction and is classified as follows:
Table of contents
Reaction data
Chemical equation
- Reaction of calcium nitrate and strontium hydroxide
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 calcium nitrate and strontium hydroxide
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| Ca(NO3)2 | Calcium nitrate | 1 | Lewis acid | Very soluble in water |
| Sr(OH)2 | Strontium hydroxide | 1 | Lewis base | Soluble in water |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| Ca(OH)2 | Calcium hydroxide | 1 | Lewis conjugate | Slightly soluble in water |
| Sr(NO3)2 | Strontium nitrate | 1 | Non-redox product | – |
Thermodynamic changes
Changes in standard condition
- Reaction of calcium nitrate and strontium hydroxide
| 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 | −66.9 | – | – | – |
per 1 mol of | −66.9 | – | – | – |
per 1 mol of | −66.9 | – | – | – |
per 1 mol of | −66.9 | – | – | – |
per 1 mol of | −66.9 | – | – | – |
Changes in aqueous solution
- Reaction of calcium nitrate and strontium hydroxide
| 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 | −30.1 | – | – | – |
per 1 mol of | −30.1 | – | – | – |
per 1 mol of | −30.1 | – | – | – |
per 1 mol of | −30.1 | – | – | – |
per 1 mol of | −30.1 | – | – | – |
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 |
|---|---|---|---|---|
| Ca(NO3)2 (cr) | -938.39[1] | -743.07[1] | 193.3[1] | 149.37[1] |
| Ca(NO3)2 (ai) | -957.55[1] | -776.09[1] | 239.7[1] | – |
| Ca(NO3)2 (cr) 2 hydrate | -1540.76[1] | -1229.11[1] | 269.4[1] | – |
| Ca(NO3)2 (cr) 3 hydrate | -1838.0[1] | -1471.7[1] | 319.2[1] | – |
| Ca(NO3)2 (cr) 4 hydrate | -2132.33[1] | -1713.15[1] | 375.3[1] | – |
| Sr(OH)2 (cr) | -959.0[1] | – | – | – |
| Sr(OH)2 (g) | -565[1] | – | – | – |
| Sr(OH)2 (cr) 1 hydrate | -1264.8[1] | – | – | – |
| Sr(OH)2 (cr) 8 hydrate | -3352.2[1] | – | – | – |
* (cr):Crystalline solid, (ai):Ionized aqueous solution, (g):Gas
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 |
|---|---|---|---|---|
| Ca(OH)2 (cr) | -986.09[1] | -898.49[1] | 83.39[1] | 87.49[1] |
| Ca(OH)2 (g) | -544[1] | – | – | – |
| Ca(OH)2 (ai) | -1002.82[1] | -868.07[1] | -74.5[1] | – |
| Ca(OH)2 (cr) 2 hydrate | -1218.4[1] | – | – | – |
| Sr(NO3)2 (cr) | -978.22[1] | -780.02[1] | 194.56[1] | 149.91[1] |
| Sr(NO3)2 (ai) | -960.52[1] | -781.98[1] | 260.2[1] | – |
| Sr(NO3)2 (cr) 4 hydrate | -2154.8[1] | -1730.39[1] | 369.0[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)
- ^ ΔfH°, -938.39 kJ · mol−1
- ^ ΔfG°, -743.07 kJ · mol−1
- ^ S°, 193.3 J · K−1 · mol−1
- ^ Cp°, 149.37 J · K−1 · mol−1
- ^ ΔfH°, -957.55 kJ · mol−1
- ^ ΔfG°, -776.09 kJ · mol−1
- ^ S°, 239.7 J · K−1 · mol−1
- ^ ΔfH°, -1540.76 kJ · mol−1
- ^ ΔfG°, -1229.11 kJ · mol−1
- ^ S°, 269.4 J · K−1 · mol−1
- ^ ΔfH°, -1838.0 kJ · mol−1
- ^ ΔfG°, -1471.7 kJ · mol−1
- ^ S°, 319.2 J · K−1 · mol−1
- ^ ΔfH°, -2132.33 kJ · mol−1
- ^ ΔfG°, -1713.15 kJ · mol−1
- ^ S°, 375.3 J · K−1 · mol−1
- ^ ΔfH°, -959.0 kJ · mol−1
- ^ ΔfH°, -565. kJ · mol−1
- ^ ΔfH°, -1264.8 kJ · mol−1
- ^ ΔfH°, -3352.2 kJ · mol−1
- ^ ΔfH°, -986.09 kJ · mol−1
- ^ ΔfG°, -898.49 kJ · mol−1
- ^ S°, 83.39 J · K−1 · mol−1
- ^ Cp°, 87.49 J · K−1 · mol−1
- ^ ΔfH°, -544. kJ · mol−1
- ^ ΔfH°, -1002.82 kJ · mol−1
- ^ ΔfG°, -868.07 kJ · mol−1
- ^ S°, -74.5 J · K−1 · mol−1
- ^ ΔfH°, -1218.4 kJ · mol−1
- ^ ΔfH°, -978.22 kJ · mol−1
- ^ ΔfG°, -780.02 kJ · mol−1
- ^ S°, 194.56 J · K−1 · mol−1
- ^ Cp°, 149.91 J · K−1 · mol−1
- ^ ΔfH°, -960.52 kJ · mol−1
- ^ ΔfG°, -781.98 kJ · mol−1
- ^ S°, 260.2 J · K−1 · mol−1
- ^ ΔfH°, -2154.8 kJ · mol−1
- ^ ΔfG°, -1730.39 kJ · mol−1
- ^ S°, 369.0 J · K−1 · mol−1