AlSO4+ + SO42− → [Al(SO4)2]−
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- Reaction of aluminium sulfate ion and sulfate ion
- AlSO4+Aluminium sulfate ion + SO42−Sulfate ion[Al(SO4)2]−Bis(sulfatoaluminate ion⟶
The reaction of aluminium sulfate ion and sulfate ion yields bis(sulfatoaluminate ion (Other reactions are here). This reaction is an acid-base reaction and is classified as follows:
Table of contents
Reaction data
Chemical equation
- Reaction of aluminium sulfate ion and sulfate ion
- AlSO4+Aluminium sulfate ion + SO42−Sulfate ion[Al(SO4)2]−Bis(sulfatoaluminate ion⟶
General equation
- Reaction of cation and anion
- CationLewis acid + AnionLewis base ⟶ ProductLewis conjugate + (H2O)
Oxidation state of each atom
- Reaction of aluminium sulfate ion and sulfate ion
Reactants
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
AlSO4+ | Aluminium sulfate ion | 1 | Lewis acid | Cation |
SO42− | Sulfate ion | 1 | Lewis base | Anion |
Products
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
[Al(SO4)2]− | Bis(sulfatoaluminate ion | 1 | Lewis conjugate | – |
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 |
---|---|---|---|---|
AlSO4+ | – | – | – | – |
SO42− (ao) | -909.27[1] | -744.53[1] | 20.1[1] | -293[1] |
* (ao):Un-ionized aqueous solution
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 |
---|---|---|---|---|
[Al(SO4)2]− | – | – | – | – |
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)