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Zn(MnO4)2 + K2CO3 💧→ ZnCO3↓ + 2KMnO4

The reaction of zinc permanganate and potassium carbonate yields zinc carbonate and potassium permanganate. This reaction is an acid-base reaction and is classified as follows:

Table of contents
  1. 1Reaction data
  2. 2Thermodynamic changes
  3. 3References
  4. 4Related categories

Reaction data

Chemical equation

General equation

Oxidation state of each atom

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
Zn(MnO4)2Zinc permanganate1
Lewis acid
Soluble in water
K2CO3Potassium carbonate1
Lewis base
Very soluble in water

Products

Chemical formulaNameCoefficientTypeType in general
equation
ZnCO3Zinc carbonate1
Lewis conjugate
Very slightly soluble in water
KMnO4Potassium permanganate2
Non-redox product

Thermodynamic changes

Changes in aqueous solution

Reaction of zinc permanganate and potassium carbonate
Zn(MnO4)2Ionized aqueous solution + K2CO3Ionized aqueous solution
💧
ZnCO3Crystalline solid + 2KMnO4Ionized aqueous solution
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
per 1 mol of
per 1 mol of

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
Zn(MnO4)2 (ai)-251[1]
K2CO3 (cr)-1151.02[1]-1063.5[1]155.52[1]114.43[1]
K2CO3 (ai)-1181.90[1]-1094.36[1]148.1[1]
K2CO3 (cr)
1.5 hydrate
-1609.2[1]-1432.5[1]203.3[1]
* (ai):Ionized aqueous solution, (cr):Crystalline solid

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
ZnCO3 (cr)-812.78[1]-731.52[1]82.4[1]79.71[1]
ZnCO3 (cr)
1 hydrate
-970.6[1]
KMnO4 (cr)-837.2[1]-737.6[1]171.71[1]117.57[1]
KMnO4 (ai)-793.8[1]-730.5[1]293.7[1]-60.2[1]
* (cr):Crystalline solid, (ai):Ionized aqueous solution

References

List of references

  1. 1