H[AuCl4] + RbOH → AuCl3 + RbCl + H2O
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The reaction of tetrachloridoauric(III) acid and rubidium hydroxide yields gold(III) chloride, rubidium chloride, and water. This reaction is an acid-base reaction and is classified as follows:
Table of contents
Reaction data
Chemical equation
- Reaction of tetrachloridoauric(III) acid and rubidium hydroxide
General equation
- Reaction of acid and base
- AcidBrønsted acid + BaseBrønsted base ⟶ SaltConjugate base + (H2O)(Conjugate acid)
- Reaction of acid and hydroxide base
- AcidBrønsted acid + Hydroxide baseBrønsted base ⟶ SaltConjugate base + H2OConjugate acid
Oxidation state of each atom
- Reaction of tetrachloridoauric(III) acid and rubidium hydroxide
Reactants
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| H[AuCl4] | Tetrachloridoauric(III) acid | 1 | Brønsted acid | Acid |
| RbOH | Rubidium hydroxide | 1 | Brønsted base | Base Hydroxide base |
Products
| Chemical formula | Name | Coefficient | Type | Type in general equation |
|---|---|---|---|---|
| AuCl3 | Gold(III) chloride | 1 | Conjugate base | Salt |
| RbCl | Rubidium chloride | 1 | Conjugate base | Salt |
| H2O | Water | 1 | Conjugate acid | Water |
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 |
|---|---|---|---|---|
| H[AuCl4] | – | – | – | – |
| RbOH (cr) | -418.19[1] | – | – | – |
| RbOH (g) | -238[1] | – | – | – |
| RbOH (ai) | -481.16[1] | -441.21[1] | 110.75[1] | – |
| RbOH (cr) 1 hydrate | -748.85[1] | – | – | – |
| RbOH (cr) 2 hydrate | -1053.24[1] | – | – | – |
* (cr):Crystalline solid, (g):Gas, (ai):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 |
|---|---|---|---|---|
| AuCl3 (cr) | -117.6[1] | – | – | – |
| AuCl3 (cr) 2 hydrate | -715.0[1] | – | – | – |
| RbCl (cr) | -435.35[1] | -407.80[1] | 95.90[1] | 52.38[1] |
| RbCl (g) | -228.9[1] | -247.3[1] | 249.56[1] | 36.82[1] |
| RbCl (ai) | -418.32[1] | -415.20[1] | 177.99[1] | – |
| H2O (cr) | – | – | – | – |
| H2O (l) | -285.830[1] | -237.129[1] | 69.91[1] | 75.291[1] |
| H2O (g) | -241.818[1] | -228.572[1] | 188.825[1] | 33.577[1] |
* (cr):Crystalline solid, (g):Gas, (ai):Ionized aqueous solution, (l):Liquid
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°, -418.19 kJ · mol−1
- ^ ΔfH°, -238. kJ · mol−1
- ^ ΔfH°, -481.16 kJ · mol−1
- ^ ΔfG°, -441.21 kJ · mol−1
- ^ S°, 110.75 J · K−1 · mol−1
- ^ ΔfH°, -748.85 kJ · mol−1
- ^ ΔfH°, -1053.24 kJ · mol−1
- ^ ΔfH°, -117.6 kJ · mol−1
- ^ ΔfH°, -715.0 kJ · mol−1
- ^ ΔfH°, -435.35 kJ · mol−1
- ^ ΔfG°, -407.80 kJ · mol−1
- ^ S°, 95.90 J · K−1 · mol−1
- ^ Cp°, 52.38 J · K−1 · mol−1
- ^ ΔfH°, -228.9 kJ · mol−1
- ^ ΔfG°, -247.3 kJ · mol−1
- ^ S°, 249.56 J · K−1 · mol−1
- ^ Cp°, 36.82 J · K−1 · mol−1
- ^ ΔfH°, -418.32 kJ · mol−1
- ^ ΔfG°, -415.20 kJ · mol−1
- ^ S°, 177.99 J · K−1 · mol−1
- ^ ΔfH°, -285.830 kJ · mol−1
- ^ ΔfG°, -237.129 kJ · mol−1
- ^ S°, 69.91 J · K−1 · mol−1
- ^ Cp°, 75.291 J · K−1 · mol−1
- ^ ΔfH°, -241.818 kJ · mol−1
- ^ ΔfG°, -228.572 kJ · mol−1
- ^ S°, 188.825 J · K−1 · mol−1
- ^ Cp°, 33.577 J · K−1 · mol−1