2LiI + Na2SiO3 ๐งโ Li2SiO3โ + 2NaI
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- Reaction of lithium iodide and sodium metasilicate
The reaction of lithium iodide and sodium metasilicate yields lithium metasilicate and sodium iodide. This reaction is an acid-base reaction and is classified as follows:
Table of contents
Reaction data
Chemical equation
- Reaction of lithium iodide and sodium metasilicate
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 lithium iodide and sodium metasilicate
Reactants
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
LiI | Lithium iodide | 2 | Lewis acid | Very soluble in water |
Na2SiO3 | Sodium metasilicate | 1 | Lewis base | Soluble in water |
Products
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
Li2SiO3 | Lithium metasilicate | 1 | Lewis conjugate | Insoluble in water |
NaI | Sodium iodide | 2 | Non-redox product | โ |
Thermodynamic changes
Changes in standard condition
- Reaction of lithium iodide and sodium metasilicateโ
ฮrG โ125.9 kJ/mol K 1.14 ร 1022 pK โ22.06
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 | โ127.9 | โ125.9 | โ10.52 | โ |
per 1 mol of | โ63.95 | โ62.95 | โ5.260 | โ |
per 1 mol of | โ127.9 | โ125.9 | โ10.52 | โ |
per 1 mol of | โ127.9 | โ125.9 | โ10.52 | โ |
per 1 mol of | โ63.95 | โ62.95 | โ5.260 | โ |
Changes in aqueous solution
- Reaction of lithium iodide and sodium metasilicate
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 | 14.8 | โ | โ | โ |
per 1 mol of | 7.40 | โ | โ | โ |
per 1 mol of | 14.8 | โ | โ | โ |
per 1 mol of | 14.8 | โ | โ | โ |
per 1 mol of | 7.40 | โ | 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 |
---|---|---|---|---|
LiI (cr) | -270.41[1] | -270.29[1] | 86.78[1] | 51.04[1] |
LiI (g) | -81.09[1] | -124.34[1] | 232.321[1] | 34.64[1] |
LiI (ai) | -333.67[1] | -344.8[1] | 124.7[1] | -73.6[1] |
LiI (cr) 1 hydrate | -590.32[1] | -531.3[1] | 123.0[1] | โ |
LiI (cr) 2 hydrate | -890.40[1] | -780.2[1] | 184[1] | โ |
LiI (cr) 3 hydrate | -1192.15[1] | -1032.13[1] | 250.2[1] | โ |
Na2SiO3 (cr) | -1554.90[1] | -1462.80[1] | 113.85[1] | โ |
Na2SiO3 (vit) | -1540.1[1] | โ | โ | โ |
Na2SiO3 (aq) | -1586.2[1] | โ | โ | โ |
Na2SiO3 (cr) 5 hydrate | -3048.5[1] | โ | โ | โ |
Na2SiO3 (cr) 9 hydrate | -4228.8[1] | โ | โ | โ |
* (cr):Crystalline solid, (g):Gas, (ai):Ionized aqueous solution, (vit):Vitreous liquid, (aq):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 |
---|---|---|---|---|
Li2SiO3 (cr) | -1648.1[1] | -1557.2[1] | 79.83[1] | 99.08[1] |
Li2SiO3 (vit) | -1628[1] | โ | โ | โ |
NaI (cr) | -287.78[1] | -286.06[1] | 98.53[1] | 52.09[1] |
NaI (g) | -79.5[1] | -121.0[1] | 248.978[1] | 36.65[1] |
NaI (ai) | -295.31[1] | -313.47[1] | 170.3[1] | -95.8[1] |
NaI (cr) 1 hydrate | -883.096[1] | -771.10[1] | 196.2[1] | โ |
* (cr):Crystalline solid, (vit):Vitreous liquid, (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, -270.41 kJ ยท molโ1
- ^ ฮfGยฐ, -270.29 kJ ยท molโ1
- ^ Sยฐ, 86.78 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 51.04 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -81.09 kJ ยท molโ1
- ^ ฮfGยฐ, -124.34 kJ ยท molโ1
- ^ Sยฐ, 232.321 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 34.64 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -333.67 kJ ยท molโ1
- ^ ฮfGยฐ, -344.8 kJ ยท molโ1
- ^ Sยฐ, 124.7 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, -73.6 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -590.32 kJ ยท molโ1
- ^ ฮfGยฐ, -531.3 kJ ยท molโ1
- ^ Sยฐ, 123.0 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -890.40 kJ ยท molโ1
- ^ ฮfGยฐ, -780.2 kJ ยท molโ1
- ^ Sยฐ, 184. J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -1192.15 kJ ยท molโ1
- ^ ฮfGยฐ, -1032.13 kJ ยท molโ1
- ^ Sยฐ, 250.2 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -1554.90 kJ ยท molโ1
- ^ ฮfGยฐ, -1462.80 kJ ยท molโ1
- ^ Sยฐ, 113.85 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -1540.1 kJ ยท molโ1
- ^ ฮfHยฐ, -1586.2 kJ ยท molโ1
- ^ ฮfHยฐ, -3048.5 kJ ยท molโ1
- ^ ฮfHยฐ, -4228.8 kJ ยท molโ1
- ^ ฮfHยฐ, -1648.1 kJ ยท molโ1
- ^ ฮfGยฐ, -1557.2 kJ ยท molโ1
- ^ Sยฐ, 79.83 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 99.08 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -1628. kJ ยท molโ1
- ^ ฮfHยฐ, -287.78 kJ ยท molโ1
- ^ ฮfGยฐ, -286.06 kJ ยท molโ1
- ^ Sยฐ, 98.53 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 52.09 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -79.5 kJ ยท molโ1
- ^ ฮfGยฐ, -121.0 kJ ยท molโ1
- ^ Sยฐ, 248.978 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, 36.65 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -295.31 kJ ยท molโ1
- ^ ฮfGยฐ, -313.47 kJ ยท molโ1
- ^ Sยฐ, 170.3 J ยท Kโ1 ยท molโ1
- ^ Cpยฐ, -95.8 J ยท Kโ1 ยท molโ1
- ^ ฮfHยฐ, -883.096 kJ ยท molโ1
- ^ ฮfGยฐ, -771.10 kJ ยท molโ1
- ^ Sยฐ, 196.2 J ยท Kโ1 ยท molโ1