NiCl+ → Ni2+ + Cl−
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- Electrolytic dissociation of nickel(II) chloride ion
- NiCl+Nickel(II) chloride ionNi2+Nickel(II) ion + Cl−Chloride ion⟶
Electrolytic dissociation of nickel(II) chloride ion yields nickel(II) ion and chloride ion. This reaction is an acid-base reaction and is classified as follows:
Table of contents
Reaction data
Chemical equation
- Electrolytic dissociation of nickel(II) chloride ion
- NiCl+Nickel(II) chloride ionNi2+Nickel(II) ion + Cl−Chloride ion⟶
General equation
- Electrolytic dissociation of ion
- Polyatomic ion ⟶ Cation/Electrically neutral + Anion/Electrically neutral
Oxidation state of each atom
- Electrolytic dissociation of nickel(II) chloride ion
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| NiCl+ | Nickel(II) chloride ion | 1 | – | Polyatomic ion |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| Ni2+ | Nickel(II) ion | 1 | – | Cation |
| Cl− | Chloride ion | 1 | – | Anion |
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 |
|---|---|---|---|---|
| NiCl+ | – | – | – | – |
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 |
|---|---|---|---|---|
| Ni2+ (g) | 2931.390[1] | – | – | – |
| Ni2+ (ao) | -54.0[1] | -45.6[1] | -128.9[1] | – |
| Cl− (g) | -233.13[1] | – | – | – |
| Cl− (ao) | -167.159[1] | -131.228[1] | 56.5[1] | -136.4[1] |
* (g):Gas, (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)