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9Na + KClO4 → NaCl + 4Na2O + K

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Reaction of sodium and potassium perchlorate
9NaSodium + KClO4Potassium perchlorate
⟶
NaClSodium chloride + 4Na2OSodium oxide + KPotassium

The reaction of sodium and potassium perchlorate yields sodium chloride, sodium oxide, and potassium (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 sodium and potassium perchlorate
9NaSodium + KClO4Potassium perchlorate
⟶
NaClSodium chloride + 4Na2OSodium oxide + KPotassium

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 sodium and potassium perchlorate

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
NaSodium9
Reducing
Reducing
KClO4Potassium perchlorate1
Oxidizing
Oxidizing

Products

Chemical formulaNameCoefficientTypeType in general
equation
NaClSodium chloride1
Redoxed product
–
Na2OSodium oxide4
Oxidized
–
KPotassium1
Reduced
–

Thermodynamic changes

Changes in standard condition

Reaction of sodium and potassium perchlorate
◆
ΔrG−1582.89 kJ/mol
K2.04 × 10277
pK−277.31
9NaCrystalline solid + KClO4Crystalline solid
⟶
NaClCrystalline solid + 4Na2OCrystalline solid + KCrystalline solid
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
−1635.28−1582.89−175.3−9.98
per 1 mol of
−181.698−175.877−19.48−1.11
−1635.28−1582.89−175.3−9.98
per 1 mol of
−1635.28−1582.89−175.3−9.98
per 1 mol of
−408.820−395.723−43.83−2.50
per 1 mol of
−1635.28−1582.89−175.3−9.98

Changes in aqueous solution

Reaction of sodium and potassium perchlorate
◆
ΔrG−1603.18 kJ/mol
K7.33 × 10280
pK−280.86
9NaCrystalline solid + KClO4Ionized aqueous solution
⟶
NaClIonized aqueous solution + 4Na2OCrystalline solid + KCrystalline solid
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
−1682.44−1603.18−265.5–
per 1 mol of
−186.938−178.131−29.50–
−1682.44−1603.18−265.5–
per 1 mol of
−1682.44−1603.18−265.5–
per 1 mol of
−420.610−400.795−66.38–
per 1 mol of
−1682.44−1603.18−265.5–

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
Na (cr)0[1]0[1]51.21[1]28.24[1]
Na (g)107.32[1]76.761[1]153.712[1]20.786[1]
KClO4 (cr)-432.75[1]-303.09[1]151.0[1]112.38[1]
KClO4 (ai)-381.71[1]-291.79[1]284.5[1]–
* (cr):Crystalline solid, (g):Gas, (ai):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
NaCl (cr)-411.153[1]-384.138[1]72.13[1]50.50[1]
NaCl (g)-176.65[1]-196.66[1]229.81[1]35.77[1]
NaCl (ai)-407.27[1]-393.133[1]115.5[1]-90.0[1]
Na2O (cr)-414.22[1]-375.46[1]75.06[1]69.12[1]
Na2O (g)-35.6[1]-52.3[1]261.2[1]55.2[1]
K (cr)0[1]0[1]64.18[1]29.58[1]
K (g)89.24[1]60.59[1]160.336[1]20.786[1]
* (cr):Crystalline solid, (g):Gas, (ai):Ionized aqueous solution

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)