CoNO3+ + NO3− → Co(NO3)2
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- Reaction of cobalt(II) nitrate ion and nitrate ion
The reaction of cobalt(II) nitrate ion and nitrate ion yields cobalt(II) nitrate. This reaction is an acid-base reaction and is classified as follows:
Table of contents
Reaction data
Chemical equation
- Reaction of cobalt(II) nitrate ion and nitrate ion
General equation
- Reaction of cation and anion
- CationLewis acid + AnionLewis base ⟶ ProductLewis conjugate + (H2O)
Oxidation state of each atom
- Reaction of cobalt(II) nitrate ion and nitrate ion
Reactants
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
CoNO3+ | Cobalt(II) nitrate ion | 1 | Lewis acid | Cation |
NO3− | Nitrate ion | 1 | Lewis base | Anion |
Products
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
Co(NO3)2 | Cobalt(II) nitrate | 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 |
---|---|---|---|---|
CoNO3+ | – | – | – | – |
NO3− (ao) | -207.36[1] | -111.25[1] | 146.4[1] | -86.6[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 |
---|---|---|---|---|
Co(NO3)2 (cr) | -420.5[1] | – | – | – |
Co(NO3)2 (ai) | -472.8[1] | -276.9[1] | 180[1] | – |
Co(NO3)2 (cr) 2 hydrate | -1021.7[1] | – | – | – |
Co(NO3)2 (cr) 3 hydrate | -1325.9[1] | – | – | – |
Co(NO3)2 (cr) 4 hydrate | -1630.5[1] | – | – | – |
Co(NO3)2 (cr) 6 hydrate | -2211.20[1] | – | – | 452[1] |
* (cr):Crystalline solid, (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°, -207.36 kJ · mol−1
- ^ ΔfG°, -111.25 kJ · mol−1
- ^ S°, 146.4 J · K−1 · mol−1
- ^ Cp°, -86.6 J · K−1 · mol−1
- ^ ΔfH°, -420.5 kJ · mol−1
- ^ ΔfH°, -472.8 kJ · mol−1
- ^ ΔfG°, -276.9 kJ · mol−1
- ^ S°, 180. J · K−1 · mol−1
- ^ ΔfH°, -1021.7 kJ · mol−1
- ^ ΔfH°, -1325.9 kJ · mol−1
- ^ ΔfH°, -1630.5 kJ · mol−1
- ^ ΔfH°, -2211.20 kJ · mol−1
- ^ Cp°, 452. J · K−1 · mol−1