Hg(NO3)2 + SnBr2 💧→ HgBr2↓ + Sn(NO3)2
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The reaction of mercury(II) nitrate and tin(II) bromide yields mercury(II) bromide and tin(II) nitrate. This reaction is an acid-base reaction and is classified as follows:
Table of contents
Reaction data
Chemical equation
- Reaction of mercury(II) nitrate and tin(II) bromide
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 mercury(II) nitrate and tin(II) bromide
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| Hg(NO3)2 | Mercury(II) nitrate | 1 | Lewis acid | Very soluble in water |
| SnBr2 | Tin(II) bromide | 1 | Lewis base | Very soluble in water |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| HgBr2 | Mercury(II) bromide | 1 | Lewis conjugate | Slightly soluble in water |
| Sn(NO3)2 | Tin(II) nitrate | 1 | Non-redox product | – |
Thermodynamic changes
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 |
|---|---|---|---|---|
| Hg(NO3)2 (cr) 0.5 hydrate | -392.5[1] | – | – | – |
| SnBr2 (cr) | -243.5[1] | – | – | – |
* (cr):Crystalline solid
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 |
|---|---|---|---|---|
| HgBr2 (cr) | -170.7[1] | -153.1[1] | 172[1] | – |
| HgBr2 (ao) | -160.7[1] | -143.1[1] | 172[1] | – |
| Sn(NO3)2 | – | – | – | – |
* (cr):Crystalline solid, (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)