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AlOH2+ + 5e → Al + O2− + H

Reduction of aluminium hydroxide ion
AlOH2+Aluminium hydroxide ion + 5eElectron
AlAluminium + O2−Oxide ion + HHydride ion

Reduction of aluminium hydroxide ion yields aluminium, oxide ion, and hydride ion (Other reactions are here). This reaction is an oxidation-reduction reaction and is classified as follows:

Table of contents
  1. 1Reaction data
  2. 2Thermodynamic changes
  3. 3References
  4. 4Related reactions
  5. 5Related categories

Reaction data

Chemical equation

Reduction of aluminium hydroxide ion
AlOH2+Aluminium hydroxide ion + 5eElectron
AlAluminium + O2−Oxide ion + HHydride ion

General equation

Reduction of reducible species
ReactantOxidizing agent + e
ProductReduction product

Oxidation state of each atom

Reduction of aluminium hydroxide ion

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
AlOH2+Aluminium hydroxide ion1
Oxidizing
eElectron5
Electron

Products

Chemical formulaNameCoefficientTypeType in general
equation
AlAluminium1
Reduced
O2−Oxide ion1
HHydride ion1
Reduced

Thermodynamic changes

Thermodynamic data of reactants

Chemical formulaStandard 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
AlOH2+ (ao)-694.1[1]
e
* (ao):Un-ionized aqueous solution

Thermodynamic data of products

Chemical formulaStandard 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 (cr)0[1]0[1]28.33[1]24.35[1]
Al (g)326.4[1]285.7[1]164.54[1]21.38[1]
O2−
H (g)138.99[1]
* (cr):Crystalline solid, (g):Gas

References

List of references

  1. 1