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42Cu + 2Al(NO3)3 + 51H+ → 42Cu+ + 3N2H5+ + 2Al3+ + 18H2O

Reaction of copper and aluminium nitrate under acidic condition
42CuCopper + 2Al(NO3)3Aluminium nitrate + 51H+Hydrogen ion
42Cu+Copper(I) ion + 3N2H5+Hydrazinium ion + 2Al3+Aluminium ion + 18H2OWater

The reaction of copper, aluminium nitrate, and hydrogen ion yields copper(I) ion, hydrazinium ion, aluminium ion, 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

Reaction of copper and aluminium nitrate under acidic condition
42CuCopper + 2Al(NO3)3Aluminium nitrate + 51H+Hydrogen ion
42Cu+Copper(I) ion + 3N2H5+Hydrazinium ion + 2Al3+Aluminium ion + 18H2OWater

General equation

Reaction of oxidizable species and oxidizing species under acidic condition
Oxidizable speciesReducing agent + Oxidizing speciesOxidizing agent + H+Non-redox agent
ProductOxidation product + ProductReduction product + H2ONon-redox product

Oxidation state of each atom

Reaction of copper and aluminium nitrate under acidic condition

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
CuCopper42
Reducing
Oxidizable
Al(NO3)3Aluminium nitrate2
Oxidizing
Oxidizing under acidic condition
H+Hydrogen ion51
Hydrogen ion

Products

Chemical formulaNameCoefficientTypeType in general
equation
Cu+Copper(I) ion42
Oxidized
N2H5+Hydrazinium ion3
Reduced
Al3+Aluminium ion2
H2OWater18
Water

Thermodynamic changes

Changes in standard condition

Reaction of copper and aluminium nitrate under acidic condition
ΔrG−1252 kJ/mol
K2.19 × 10219
pK−219.34
42CuCrystalline solid + 2Al(NO3)3Ionized aqueous solution + 51H+Un-ionized aqueous solution
42Cu+Un-ionized aqueous solution + 3N2H5+Un-ionized aqueous solution + 2Al3+Un-ionized aqueous solution + 18H2OLiquid
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
−909−12521146
per 1 mol of
−21.6−29.8127.29
per 1 mol of
−455−626.0573.0
per 1 mol of
Hydrogen ion
−17.8−24.5522.47
per 1 mol of
Copper(I) ion
−21.6−29.8127.29
per 1 mol of
Hydrazinium ion
−303−417.3382.0
per 1 mol of
Aluminium ion
−455−626.0573.0
per 1 mol of
−50.5−69.5663.67

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
Cu (cr)0[1]0[1]33.150[1]24.435[1]
Cu (g)338.32[1]298.58[1]166.38[1]20.786[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]
H+ (g)1536.202[1]
H+ (ao)0[1]0[1]0[1]0[1]
* (cr):Crystalline solid, (g):Gas, (ai):Ionized aqueous solution, (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
Cu+ (g)1089.986[1]
Cu+ (ao)71.67[1]49.98[1]40.6[1]
N2H5+ (ao)-7.5[1]82.5[1]151[1]70.3[1]
Al3+ (g)5483.17[1]
Al3+ (ao)-531[1]-485[1]-321.7[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, (ao):Un-ionized aqueous solution, (cr):Crystalline solid, (l):Liquid

References

List of references

  1. 1
    Janiel J. Reed (1989)
    The NBS Tables of Chemical Thermodynamic Properties: Selected Values for Inorganic and C1 and C2 Organic Substances in SI Units
    National Institute of Standards and Technology (NIST)