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8NO + 6H2CrO4 → 3NH4NO3 + N2O5 + 6CrO3

The reaction of nitrogen monoxide and chromic acid yields ammonium nitrate, dinitrogen pentaoxide, and chromium(VI) oxide (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 self redoxing species and acid
Self-redoxing speciesSelf redox agent + AcidNon-redox agent
ProductOxidation product + ProductReduction product

Oxidation state of each atom

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
NONitrogen monoxide8
Self redoxing
H2CrO4Chromic acid6
Acid

Products

Chemical formulaNameCoefficientTypeType in general
equation
NH4NO3Ammonium nitrate3
Redoxed product
N2O5Dinitrogen pentaoxide1
Oxidized
CrO3Chromium(VI) oxide6

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
NO (g)90.25[1]86.55[1]210.761[1]29.844[1]
H2CrO4
* (g):Gas

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
NH4NO3 (cr)-365.56[1]-183.87[1]151.08[1]139.3[1]
NH4NO3 (ai)-339.87[1]-190.56[1]259.8[1]-6.7[1]
N2O5 (cr)-43.1[1]113.9[1]178.2[1]143.1[1]
N2O5 (g)11.3[1]115.1[1]355.7[1]84.5[1]
CrO3 (cr)-589.5[1]
CrO3 (g)-385.8[1]
* (cr):Crystalline solid, (ai):Ionized aqueous solution, (g):Gas

References

List of references

  1. 1