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15H2 + 2Al(NO3)3 → 3N2 + 2Al(OH)3 + 12H2O

The reaction of hydrogen and aluminium nitrate yields nitrogen, aluminium hydroxide, and water (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

General equation

Reaction of reducing species and oxidizing species
Reducing speciesReducing agent + Oxidizing speciesOxidizing agent
ProductOxidation product + ProductReduction product

Oxidation state of each atom

Reaction of hydrogen and aluminium nitrate

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
H2Hydrogen15
Reducing
Reducing
Al(NO3)3Aluminium nitrate2
Oxidizing
Oxidizing

Products

Chemical formulaNameCoefficientTypeType in general
equation
N2Nitrogen3
Reduced
Al(OH)3Aluminium hydroxide2
Oxidized
H2OWater12
Oxidized

Thermodynamic changes

Changes in aqueous solution

Reaction of hydrogen and aluminium nitrate
ΔrG−4082 kJ/mol
K1.37 × 10715
pK−715.14
15H2Un-ionized aqueous solution + 2Al(NO3)3Ionized aqueous solution
3N2Gas + 2Al(OH)3Crystalline solid + 12H2OLiquid
Standard enthalpy
of reaction
ΔrH°
kJ · mol−1
Standard
Gibbs energy
of reaction
ΔrG°
kJ · mol−1
Standard entropy
of reaction
ΔrS°
J · K−1 · mol−1
Standard heat
capacity of reaction
at constant pressure
ΔrCp°
J · K−1 · mol−1
per 1 mol of
Equation
−3625−4082−7334
per 1 mol of
−241.7−272.1−488.9
per 1 mol of
−1813−2041−3667
per 1 mol of
−1208−1361−2445
−1813−2041−3667
per 1 mol of
−302.1−340.2−611.2

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
H2 (g)0[1]0[1]130.684[1]28.824[1]
H2 (ao)-4.2[1]17.6[1]577[1]
Al(NO3)3 (ai)-1155[1]-820[1]117.6[1]
Al(NO3)3 (cr)
6 hydrate
-2850.48[1]-2203.39[1]467.8[1]433.0[1]
Al(NO3)3 (cr)
9 hydrate
-3757.06[1]
* (g):Gas, (ao):Un-ionized aqueous solution, (ai):Ionized aqueous solution, (cr):Crystalline solid

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
N2 (g)0[1]0[1]191.61[1]29.125[1]
Al(OH)3 (cr)-1284[2]-1306[2]71[2]93.1[2]
Al(OH)3 (am)-1276[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]
* (g):Gas, (cr):Crystalline solid, (am):Amorphous solid, (l):Liquid

References

List of references

  1. 1
  2. 2
    James G. Speight (2017)
    Lange's Handbook of Chemistry, 17th edition
    McGraw Hill Education