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Pb + 2N2O3 → PbO2 + 4NO

The reaction of lead and dinitrogen trioxide yields lead(IV) oxide and nitrogen monoxide (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 lead and dinitrogen trioxide

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
PbLead1
Reducing
Reducing
N2O3Dinitrogen trioxide2
Oxidizing
Oxidizing

Products

Chemical formulaNameCoefficientTypeType in general
equation
PbO2Lead(IV) oxide1
Oxidized
NONitrogen monoxide4
Reduced

Thermodynamic changes

Changes in standard condition

Reaction of lead and dinitrogen trioxide
ΔrG−150.05 kJ/mol
K1.94 × 1026
pK−26.29
PbCrystalline solid + 2N2O3Gas
PbO2Crystalline solid + 4NOGas
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
−83.8−150.05222.326.36
per 1 mol of
−83.8−150.05222.326.36
−41.9−75.025111.213.18
per 1 mol of
−83.8−150.05222.326.36
per 1 mol of
−20.9−37.51355.586.590

Changes in aqueous solution

Reaction of lead and dinitrogen trioxide
PbCrystalline solid + 2N2O3Liquid
PbO2Crystalline solid + 4NOGas
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
−17.0
per 1 mol of
−17.0
−8.50
per 1 mol of
−17.0
per 1 mol of
−4.25

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
Pb (cr)0[1]0[1]64.81[1]26.44[1]
Pb (g)195.0[1]161.9[1]175.373[1]20.786[1]
N2O3 (l)50.29[1]
N2O3 (g)83.72[1]139.46[1]312.28[1]65.61[1]
* (cr):Crystalline solid, (g):Gas, (l):Liquid

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
PbO2 (cr)-277.4[1]-217.33[1]68.6[1]64.64[1]
NO (g)90.25[1]86.55[1]210.761[1]29.844[1]
* (cr):Crystalline solid, (g):Gas

References

List of references

  1. 1