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CH3COONH4 + MnO2 🔥→ Mn + NH4HCO3 + H2O + C

CH₃COONH₄ + MnO₂ 🔥→ Mn + NH₄HCO₃ + H₂O + C

Last updated: June 13, 2022

Reaction of ammonium acetate and manganese(IV) oxide: CH₃COONH₄Ammonium acetate + MnO₂Manganese(IV) oxide
🔥
⟶
MnManganese + NH₄HCO₃Ammonium hydrogencarbonate + H₂OWater + CCarbon

The reaction of ammonium acetate and manganese(IV) oxide yields manganese, ammonium hydrogencarbonate, water, and carbon (Other reactions are here). This reaction is an oxidation-reduction reaction and is classified as follows:

Reaction of reducing species and reducible species

Table of contents

Reaction data

Chemical equation

Reaction of ammonium acetate and manganese(IV) oxide: CH₃COONH₄Ammonium acetate + MnO₂Manganese(IV) oxide
🔥
⟶
MnManganese + NH₄HCO₃Ammonium hydrogencarbonate + H₂OWater + CCarbon

General equation

Reaction of reducing species and reducible species: Reducing speciesReducing agent + Reducible speciesOxidizing agent
⟶
ProductOxidation product + ProductReduction product

Oxidation state of each atom

Reaction of ammonium acetate and manganese(IV) oxide

Reactants

Chemical formula	Name	Coefficient	Type	Type in general equation
CH₃COONH₄	Ammonium acetate	1	Reducing	Reducing
MnO₂	Manganese(IV) oxide	1	Oxidizing	Reducible

Products

Chemical formula	Name	Coefficient	Type	Type in general equation
Mn	Manganese	1	Reduced	–
NH₄HCO₃	Ammonium hydrogencarbonate	1	Oxidized	–
H₂O	Water	1	–	–
C	Carbon	1	Oxidized	–

Thermodynamic changes

Changes in standard condition (1)

Reaction of ammonium acetate and manganese(IV) oxide: CH₃COONH₄Crystalline solid + MnO₂Crystalline solid
🔥
⟶
MnCrystalline solidα + NH₄HCO₃Crystalline solid + H₂OLiquid + CCrystalline solidgraphite

	Standard enthalpy of reaction Δ_rH° kJ · mol⁻¹	Standard Gibbs energy of reaction Δ_rG° kJ · mol⁻¹	Standard entropy of reaction Δ_rS° J · K⁻¹ · mol⁻¹	Standard heat capacity of reaction at constant pressure Δ_rC_p° J · K⁻¹ · mol⁻¹
per 1 mol of Equation	0.9	–	–	–
per 1 mol of Ammonium acetate	0.90	–	–	–
per 1 mol of Manganese(IV) oxide	0.90	–	–	–
per 1 mol of Manganese	0.90	–	–	–
per 1 mol of Ammonium hydrogencarbonate	0.90	–	–	–
per 1 mol of Water	0.90	–	–	–
per 1 mol of Carbon	0.90	–	–	–

Changes in standard condition (2)

Reaction of ammonium acetate and manganese(IV) oxide: CH₃COONH₄Crystalline solid + MnO₂Crystalline solid
🔥
⟶
MnCrystalline solidα + NH₄HCO₃Crystalline solid + H₂OLiquid + CCrystalline soliddiamond

	Standard enthalpy of reaction Δ_rH° kJ · mol⁻¹	Standard Gibbs energy of reaction Δ_rG° kJ · mol⁻¹	Standard entropy of reaction Δ_rS° J · K⁻¹ · mol⁻¹	Standard heat capacity of reaction at constant pressure Δ_rC_p° J · K⁻¹ · mol⁻¹
per 1 mol of Equation	2.8	–	–	–
per 1 mol of Ammonium acetate	2.8	–	–	–
per 1 mol of Manganese(IV) oxide	2.8	–	–	–
per 1 mol of Manganese	2.8	–	–	–
per 1 mol of Ammonium hydrogencarbonate	2.8	–	–	–
per 1 mol of Water	2.8	–	–	–
per 1 mol of Carbon	2.8	–	–	–

Changes in standard condition (3)

Reaction of ammonium acetate and manganese(IV) oxide: CH₃COONH₄Crystalline solid + MnO₂Crystalline solid
🔥
⟶
MnCrystalline solidβ + NH₄HCO₃Crystalline solid + H₂OLiquid + CCrystalline solidgraphite

	Standard enthalpy of reaction Δ_rH° kJ · mol⁻¹	Standard Gibbs energy of reaction Δ_rG° kJ · mol⁻¹	Standard entropy of reaction Δ_rS° J · K⁻¹ · mol⁻¹	Standard heat capacity of reaction at constant pressure Δ_rC_p° J · K⁻¹ · mol⁻¹
per 1 mol of Equation	–	–	–	–
per 1 mol of Ammonium acetate	–	–	–	–
per 1 mol of Manganese(IV) oxide	–	–	–	–
per 1 mol of Manganese	–	–	–	–
per 1 mol of Ammonium hydrogencarbonate	–	–	–	–
per 1 mol of Water	–	–	–	–
per 1 mol of Carbon	–	–	–	–

Changes in standard condition (4)

Reaction of ammonium acetate and manganese(IV) oxide: CH₃COONH₄Crystalline solid + MnO₂Crystalline solid
🔥
⟶
MnCrystalline solidβ + NH₄HCO₃Crystalline solid + H₂OLiquid + CCrystalline soliddiamond

	Standard enthalpy of reaction Δ_rH° kJ · mol⁻¹	Standard Gibbs energy of reaction Δ_rG° kJ · mol⁻¹	Standard entropy of reaction Δ_rS° J · K⁻¹ · mol⁻¹	Standard heat capacity of reaction at constant pressure Δ_rC_p° J · K⁻¹ · mol⁻¹
per 1 mol of Equation	–	–	–	–
per 1 mol of Ammonium acetate	–	–	–	–
per 1 mol of Manganese(IV) oxide	–	–	–	–
per 1 mol of Manganese	–	–	–	–
per 1 mol of Ammonium hydrogencarbonate	–	–	–	–
per 1 mol of Water	–	–	–	–
per 1 mol of Carbon	–	–	–	–

Changes in standard condition (5)

Reaction of ammonium acetate and manganese(IV) oxide: CH₃COONH₄Crystalline solid + MnO₂Crystalline solid
🔥
⟶
MnCrystalline solidγ + NH₄HCO₃Crystalline solid + H₂OLiquid + CCrystalline solidgraphite

	Standard enthalpy of reaction Δ_rH° kJ · mol⁻¹	Standard Gibbs energy of reaction Δ_rG° kJ · mol⁻¹	Standard entropy of reaction Δ_rS° J · K⁻¹ · mol⁻¹	Standard heat capacity of reaction at constant pressure Δ_rC_p° J · K⁻¹ · mol⁻¹
per 1 mol of Equation	2.5	–	–	–
per 1 mol of Ammonium acetate	2.5	–	–	–
per 1 mol of Manganese(IV) oxide	2.5	–	–	–
per 1 mol of Manganese	2.5	–	–	–
per 1 mol of Ammonium hydrogencarbonate	2.5	–	–	–
per 1 mol of Water	2.5	–	–	–
per 1 mol of Carbon	2.5	–	–	–

Changes in standard condition (6)

Reaction of ammonium acetate and manganese(IV) oxide: CH₃COONH₄Crystalline solid + MnO₂Crystalline solid
🔥
⟶
MnCrystalline solidγ + NH₄HCO₃Crystalline solid + H₂OLiquid + CCrystalline soliddiamond

	Standard enthalpy of reaction Δ_rH° kJ · mol⁻¹	Standard Gibbs energy of reaction Δ_rG° kJ · mol⁻¹	Standard entropy of reaction Δ_rS° J · K⁻¹ · mol⁻¹	Standard heat capacity of reaction at constant pressure Δ_rC_p° J · K⁻¹ · mol⁻¹
per 1 mol of Equation	4.4	–	–	–
per 1 mol of Ammonium acetate	4.4	–	–	–
per 1 mol of Manganese(IV) oxide	4.4	–	–	–
per 1 mol of Manganese	4.4	–	–	–
per 1 mol of Ammonium hydrogencarbonate	4.4	–	–	–
per 1 mol of Water	4.4	–	–	–
per 1 mol of Carbon	4.4	–	–	–

Changes in standard condition (7)

Reaction of ammonium acetate and manganese(IV) oxide: CH₃COONH₄Crystalline solid + MnO₂Amorphous solidprecipitated
🔥
⟶
MnCrystalline solidα + NH₄HCO₃Crystalline solid + H₂OLiquid + CCrystalline solidgraphite

	Standard enthalpy of reaction Δ_rH° kJ · mol⁻¹	Standard Gibbs energy of reaction Δ_rG° kJ · mol⁻¹	Standard entropy of reaction Δ_rS° J · K⁻¹ · mol⁻¹	Standard heat capacity of reaction at constant pressure Δ_rC_p° J · K⁻¹ · mol⁻¹
per 1 mol of Equation	−16.6	–	–	–
per 1 mol of Ammonium acetate	−16.6	–	–	–
per 1 mol of Manganese(IV) oxide	−16.6	–	–	–
per 1 mol of Manganese	−16.6	–	–	–
per 1 mol of Ammonium hydrogencarbonate	−16.6	–	–	–
per 1 mol of Water	−16.6	–	–	–
per 1 mol of Carbon	−16.6	–	–	–

Changes in standard condition (8)

Reaction of ammonium acetate and manganese(IV) oxide: CH₃COONH₄Crystalline solid + MnO₂Amorphous solidprecipitated
🔥
⟶
MnCrystalline solidα + NH₄HCO₃Crystalline solid + H₂OLiquid + CCrystalline soliddiamond

	Standard enthalpy of reaction Δ_rH° kJ · mol⁻¹	Standard Gibbs energy of reaction Δ_rG° kJ · mol⁻¹	Standard entropy of reaction Δ_rS° J · K⁻¹ · mol⁻¹	Standard heat capacity of reaction at constant pressure Δ_rC_p° J · K⁻¹ · mol⁻¹
per 1 mol of Equation	−14.7	–	–	–
per 1 mol of Ammonium acetate	−14.7	–	–	–
per 1 mol of Manganese(IV) oxide	−14.7	–	–	–
per 1 mol of Manganese	−14.7	–	–	–
per 1 mol of Ammonium hydrogencarbonate	−14.7	–	–	–
per 1 mol of Water	−14.7	–	–	–
per 1 mol of Carbon	−14.7	–	–	–

Changes in standard condition (9)

Reaction of ammonium acetate and manganese(IV) oxide: CH₃COONH₄Crystalline solid + MnO₂Amorphous solidprecipitated
🔥
⟶
MnCrystalline solidβ + NH₄HCO₃Crystalline solid + H₂OLiquid + CCrystalline solidgraphite

	Standard enthalpy of reaction Δ_rH° kJ · mol⁻¹	Standard Gibbs energy of reaction Δ_rG° kJ · mol⁻¹	Standard entropy of reaction Δ_rS° J · K⁻¹ · mol⁻¹	Standard heat capacity of reaction at constant pressure Δ_rC_p° J · K⁻¹ · mol⁻¹
per 1 mol of Equation	–	–	–	–
per 1 mol of Ammonium acetate	–	–	–	–
per 1 mol of Manganese(IV) oxide	–	–	–	–
per 1 mol of Manganese	–	–	–	–
per 1 mol of Ammonium hydrogencarbonate	–	–	–	–
per 1 mol of Water	–	–	–	–
per 1 mol of Carbon	–	–	–	–

Changes in standard condition (10)

Reaction of ammonium acetate and manganese(IV) oxide: CH₃COONH₄Crystalline solid + MnO₂Amorphous solidprecipitated
🔥
⟶
MnCrystalline solidβ + NH₄HCO₃Crystalline solid + H₂OLiquid + CCrystalline soliddiamond

	Standard enthalpy of reaction Δ_rH° kJ · mol⁻¹	Standard Gibbs energy of reaction Δ_rG° kJ · mol⁻¹	Standard entropy of reaction Δ_rS° J · K⁻¹ · mol⁻¹	Standard heat capacity of reaction at constant pressure Δ_rC_p° J · K⁻¹ · mol⁻¹
per 1 mol of Equation	–	–	–	–
per 1 mol of Ammonium acetate	–	–	–	–
per 1 mol of Manganese(IV) oxide	–	–	–	–
per 1 mol of Manganese	–	–	–	–
per 1 mol of Ammonium hydrogencarbonate	–	–	–	–
per 1 mol of Water	–	–	–	–
per 1 mol of Carbon	–	–	–	–

Changes in standard condition (11)

Reaction of ammonium acetate and manganese(IV) oxide: CH₃COONH₄Crystalline solid + MnO₂Amorphous solidprecipitated
🔥
⟶
MnCrystalline solidγ + NH₄HCO₃Crystalline solid + H₂OLiquid + CCrystalline solidgraphite

	Standard enthalpy of reaction Δ_rH° kJ · mol⁻¹	Standard Gibbs energy of reaction Δ_rG° kJ · mol⁻¹	Standard entropy of reaction Δ_rS° J · K⁻¹ · mol⁻¹	Standard heat capacity of reaction at constant pressure Δ_rC_p° J · K⁻¹ · mol⁻¹
per 1 mol of Equation	−15.0	–	–	–
per 1 mol of Ammonium acetate	−15.0	–	–	–
per 1 mol of Manganese(IV) oxide	−15.0	–	–	–
per 1 mol of Manganese	−15.0	–	–	–
per 1 mol of Ammonium hydrogencarbonate	−15.0	–	–	–
per 1 mol of Water	−15.0	–	–	–
per 1 mol of Carbon	−15.0	–	–	–

Changes in standard condition (12)

Reaction of ammonium acetate and manganese(IV) oxide: CH₃COONH₄Crystalline solid + MnO₂Amorphous solidprecipitated
🔥
⟶
MnCrystalline solidγ + NH₄HCO₃Crystalline solid + H₂OLiquid + CCrystalline soliddiamond

	Standard enthalpy of reaction Δ_rH° kJ · mol⁻¹	Standard Gibbs energy of reaction Δ_rG° kJ · mol⁻¹	Standard entropy of reaction Δ_rS° J · K⁻¹ · mol⁻¹	Standard heat capacity of reaction at constant pressure Δ_rC_p° J · K⁻¹ · mol⁻¹
per 1 mol of Equation	−13.1	–	–	–
per 1 mol of Ammonium acetate	−13.1	–	–	–
per 1 mol of Manganese(IV) oxide	−13.1	–	–	–
per 1 mol of Manganese	−13.1	–	–	–
per 1 mol of Ammonium hydrogencarbonate	−13.1	–	–	–
per 1 mol of Water	−13.1	–	–	–
per 1 mol of Carbon	−13.1	–	–	–

Changes in aqueous solution (1)

Reaction of ammonium acetate and manganese(IV) oxide ◆ Δ_rG 10.55 kJ/mol K 0.14 × 10⁻¹ pK 1.85: CH₃COONH₄Ionized aqueous solution + MnO₂Crystalline solid
🔥
⟶
MnCrystalline solidα + NH₄HCO₃Ionized aqueous solution + H₂OLiquid + CCrystalline solidgraphite

	Standard enthalpy of reaction Δ_rH° kJ · mol⁻¹	Standard Gibbs energy of reaction Δ_rG° kJ · mol⁻¹	Standard entropy of reaction Δ_rS° J · K⁻¹ · mol⁻¹	Standard heat capacity of reaction at constant pressure Δ_rC_p° J · K⁻¹ · mol⁻¹
per 1 mol of Equation	28.22	10.55	59.2	–
per 1 mol of Ammonium acetate	28.22	10.55	59.2	–
per 1 mol of Manganese(IV) oxide	28.22	10.55	59.2	–
per 1 mol of Manganese	28.22	10.55	59.2	–
per 1 mol of Ammonium hydrogencarbonate	28.22	10.55	59.2	–
per 1 mol of Water	28.22	10.55	59.2	–
per 1 mol of Carbon	28.22	10.55	59.2	–

Changes in aqueous solution (2)

Reaction of ammonium acetate and manganese(IV) oxide: CH₃COONH₄Ionized aqueous solution + MnO₂Crystalline solid
🔥
⟶
MnCrystalline solidα + NH₄HCO₃Aqueous solution + H₂OLiquid + CCrystalline solidgraphite

	Standard enthalpy of reaction Δ_rH° kJ · mol⁻¹	Standard Gibbs energy of reaction Δ_rG° kJ · mol⁻¹	Standard entropy of reaction Δ_rS° J · K⁻¹ · mol⁻¹	Standard heat capacity of reaction at constant pressure Δ_rC_p° J · K⁻¹ · mol⁻¹
per 1 mol of Equation	31.0	–	–	–
per 1 mol of Ammonium acetate	31.0	–	–	–
per 1 mol of Manganese(IV) oxide	31.0	–	–	–
per 1 mol of Manganese	31.0	–	–	–
per 1 mol of Ammonium hydrogencarbonate	31.0	–	–	–
per 1 mol of Water	31.0	–	–	–
per 1 mol of Carbon	31.0	–	–	–

Thermodynamic data of reactants

Chemical formula	Standard enthalpy of formation Δ_fH° kJ · mol⁻¹	Standard Gibbs energy of formation Δ_fG° kJ · mol⁻¹	Standard molar entropy S° J · K⁻¹ · mol⁻¹	Standard molar heat capacity at constant pressure C_p° J · K⁻¹ · mol⁻¹
CH₃COONH₄ (cr)	-616.14^[1]	–	–	–
CH₃COONH₄ (ai)	-618.52^[1]	-448.61^[1]	200.0^[1]	73.6^[1]
MnO₂ (cr)	-520.03^[1]	-465.14^[1]	53.05^[1]	54.14^[1]
MnO₂ (am) precipitated	-502.5^[1]	–	–	–

* (cr):Crystalline solid, (ai):Ionized aqueous solution, (am):Amorphous solid

Thermodynamic data of products

Chemical formula	Standard enthalpy of formation Δ_fH° kJ · mol⁻¹	Standard Gibbs energy of formation Δ_fG° kJ · mol⁻¹	Standard molar entropy S° J · K⁻¹ · mol⁻¹	Standard molar heat capacity at constant pressure C_p° J · K⁻¹ · mol⁻¹
Mn (cr) α	0^[1]	0^[1]	32.01^[1]	26.32^[1]
Mn (cr) β	–	–	34.39^[1]	26.53^[1]
Mn (cr) γ	1.55^[1]	1.42^[1]	32.43^[1]	27.57^[1]
Mn (g)	280.7^[1]	238.5^[1]	173.70^[1]	20.79^[1]
NH₄HCO₃ (cr)	-849.4^[1]	-665.9^[1]	120.9^[1]	–
NH₄HCO₃ (ai)	-824.50^[1]	-666.07^[1]	204.6^[1]	–
NH₄HCO₃ (aq)	-821.7^[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]
C (cr) graphite	0^[1]	0^[1]	5.740^[1]	8.527^[1]
C (cr) diamond	1.895^[1]	2.900^[1]	2.377^[1]	6.113^[1]
C (g)	716.682^[1]	671.257^[1]	158.096^[1]	20.838^[1]

* (cr):Crystalline solid, (g):Gas, (ai):Ionized aqueous solution, (aq):Aqueous solution, (l):Liquid

References

List of references

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
https://doi.org/10.18434/M32124
National Institute of Standards and Technology (NIST)
Citation list

Δ_rG	10.55 kJ/mol
K	0.14 × 10⁻¹
pK	1.85

CH3COONH4 + MnO2 🔥→ Mn + NH4HCO3 + H2O + C

Reaction data

Chemical equation

General equation

Oxidation state of each atom

Reactants

Products

Thermodynamic changes

Changes in standard condition (1)

Changes in standard condition (2)

Changes in standard condition (3)

Changes in standard condition (4)

Changes in standard condition (5)

Changes in standard condition (6)

Changes in standard condition (7)

Changes in standard condition (8)

Changes in standard condition (9)

Changes in standard condition (10)

Changes in standard condition (11)

Changes in standard condition (12)

Changes in aqueous solution (1)

Changes in aqueous solution (2)

Thermodynamic data of reactants

Thermodynamic data of products

References

List of references

Related reactions

Reactions with same reactants

Related categories

Type of reaction

General equation

Reactant

Product

CH₃COONH₄ + MnO₂ 🔥→ Mn + NH₄HCO₃ + H₂O + C