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19HCl + 8Fe(NO3)3 + 8H+ → 3HClO4 + 24NO2 + 8FeCl2+ + 12H2O

Reaction of hydrogen chloride and iron(III) nitrate under acidic condition
19HClHydrogen chloride + 8Fe(NO3)3Iron(III) nitrate + 8H+Hydrogen ion
3HClO4Perchloric acid + 24NO2Nitrogen dioxide + 8FeCl2+Iron(III) dichloride ion + 12H2OWater

The reaction of hydrogen chloride, iron(III) nitrate, and hydrogen ion yields perchloric acid, nitrogen dioxide, iron(III) dichloride 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 hydrogen chloride and iron(III) nitrate under acidic condition
19HClHydrogen chloride + 8Fe(NO3)3Iron(III) nitrate + 8H+Hydrogen ion
3HClO4Perchloric acid + 24NO2Nitrogen dioxide + 8FeCl2+Iron(III) dichloride ion + 12H2OWater

General equation

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

Oxidation state of each atom

Reaction of hydrogen chloride and iron(III) nitrate under acidic condition

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
HClHydrogen chloride19
Reducing
Hardly oxidizable
Fe(NO3)3Iron(III) nitrate8
Oxidizing
Oxidizing under acidic condition
H+Hydrogen ion8
Hydrogen ion

Products

Chemical formulaNameCoefficientTypeType in general
equation
HClO4Perchloric acid3
Oxidized
NO2Nitrogen dioxide24
Reduced
FeCl2+Iron(III) dichloride ion8
H2OWater12
Water

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
HCl (g)-92.307[1]-95.299[1]186.908[1]29.12[1]
HCl (ai)-167.159[1]-131.228[1]56.5[1]-136.4[1]
Fe(NO3)3 (ai)-670.7[1]-338.3[1]123.4[1]
Fe(NO3)3 (aq)-674.9[1]
Fe(NO3)3 (cr)
9 hydrate
-3285.3[1]
H+ (g)1536.202[1]
H+ (ao)0[1]0[1]0[1]0[1]
* (g):Gas, (ai):Ionized aqueous solution, (aq):Aqueous solution, (cr):Crystalline solid, (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
HClO4 (l)-40.58[1]
HClO4 (ai)-129.33[1]-8.52[1]182.0[1]
HClO4 (cr)
1 hydrate
-382.21[1]
HClO4 (l)
2 hydrate
-677.98[1]
NO2 (g)33.18[1]51.31[1]240.06[1]37.20[1]
FeCl2+ (g)854[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]
* (l):Liquid, (ai):Ionized aqueous solution, (cr):Crystalline solid, (g):Gas

References

List of references

  1. 1