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4CH3COORb ๐Ÿ”ฅโ†’ 2Rb2O + 3CO2โ†‘ + 5C + 6H2โ†‘

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Decomposition of rubidium acetate
4CH3COORbRubidium acetate
๐Ÿ”ฅ
โŸถ
2Rb2ORubidium oxide + 3CO2โ†‘Carbon dioxide + 5CCarbon + 6H2โ†‘Hydrogen

Decomposition of rubidium acetate yields rubidium oxide, carbon dioxide, carbon, and hydrogen (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

Decomposition of rubidium acetate
4CH3COORbRubidium acetate
๐Ÿ”ฅ
โŸถ
2Rb2ORubidium oxide + 3CO2โ†‘Carbon dioxide + 5CCarbon + 6H2โ†‘Hydrogen

General equation

Thermal decomposition with redox
Thermally decomposable substanceSelf redox agent
๐Ÿ”ฅ
โŸถ
ProductOxidation product + ProductReduction product
Thermal decomposition of oxoacid salt with redox
Oxoacid saltSelf redox agent
๐Ÿ”ฅ
โŸถ
ProductOxidation product + ProductReduction product

Oxidation state of each atom

Decomposition of rubidium acetate

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
CH3COORbRubidium acetate4
Self redox agent
Thermally decomposable
Oxoacid salt

Products

Chemical formulaNameCoefficientTypeType in general
equation
Rb2ORubidium oxide2
โ€“
โ€“
CO2Carbon dioxide3
Oxidized
โ€“
CCarbon5
Redoxed product
โ€“
H2Hydrogen6
Reduced
โ€“

Thermodynamic changes

Changes in aqueous solution (1)

Decomposition of rubidium acetate
4CH3COORbIonized aqueous solution
๐Ÿ”ฅ
โŸถ
2Rb2OCrystalline solid + 3CO2โ†‘Gas + 5CCrystalline solidgraphite + 6H2โ†‘Gas
Standard enthalpy
of reaction
ฮ”rHยฐ
kJ ยท molโˆ’1		Standard
Gibbs energy
of reaction
ฮ”rGยฐ
kJ ยท molโˆ’1		Standard entropy
of reaction
ฮ”rSยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard heat
capacity of reaction
at constant pressure
ฮ”rCpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
per 1 mol of
Equation
1090โ€“โ€“โ€“
per 1 mol of
272.5โ€“โ€“โ€“
per 1 mol of
545.0โ€“โ€“โ€“
per 1 mol of
363.3โ€“โ€“โ€“
per 1 mol of
218.0โ€“โ€“โ€“
per 1 mol of
181.7โ€“โ€“โ€“

Changes in aqueous solution (2)

Decomposition of rubidium acetate
4CH3COORbIonized aqueous solution
๐Ÿ”ฅ
โŸถ
2Rb2OCrystalline solid + 3CO2โ†‘Gas + 5CCrystalline solidgraphite + 6H2โ†‘Un-ionized aqueous solution
Standard enthalpy
of reaction
ฮ”rHยฐ
kJ ยท molโˆ’1		Standard
Gibbs energy
of reaction
ฮ”rGยฐ
kJ ยท molโˆ’1		Standard entropy
of reaction
ฮ”rSยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard heat
capacity of reaction
at constant pressure
ฮ”rCpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
per 1 mol of
Equation
1065โ€“โ€“โ€“
per 1 mol of
266.3โ€“โ€“โ€“
per 1 mol of
532.5โ€“โ€“โ€“
per 1 mol of
355.0โ€“โ€“โ€“
per 1 mol of
213.0โ€“โ€“โ€“
per 1 mol of
177.5โ€“โ€“โ€“

Changes in aqueous solution (3)

Decomposition of rubidium acetate
4CH3COORbIonized aqueous solution
๐Ÿ”ฅ
โŸถ
2Rb2OCrystalline solid + 3CO2โ†‘Un-ionized aqueous solution + 5CCrystalline solidgraphite + 6H2โ†‘Gas
Standard enthalpy
of reaction
ฮ”rHยฐ
kJ ยท molโˆ’1		Standard
Gibbs energy
of reaction
ฮ”rGยฐ
kJ ยท molโˆ’1		Standard entropy
of reaction
ฮ”rSยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard heat
capacity of reaction
at constant pressure
ฮ”rCpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
per 1 mol of
Equation
1029โ€“โ€“โ€“
per 1 mol of
257.3โ€“โ€“โ€“
per 1 mol of
514.5โ€“โ€“โ€“
per 1 mol of
343.0โ€“โ€“โ€“
per 1 mol of
205.8โ€“โ€“โ€“
per 1 mol of
171.5โ€“โ€“โ€“

Changes in aqueous solution (4)

Decomposition of rubidium acetate
4CH3COORbIonized aqueous solution
๐Ÿ”ฅ
โŸถ
2Rb2OCrystalline solid + 3CO2โ†‘Un-ionized aqueous solution + 5CCrystalline solidgraphite + 6H2โ†‘Un-ionized aqueous solution
Standard enthalpy
of reaction
ฮ”rHยฐ
kJ ยท molโˆ’1		Standard
Gibbs energy
of reaction
ฮ”rGยฐ
kJ ยท molโˆ’1		Standard entropy
of reaction
ฮ”rSยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard heat
capacity of reaction
at constant pressure
ฮ”rCpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
per 1 mol of
Equation
1004โ€“โ€“โ€“
per 1 mol of
251.0โ€“โ€“โ€“
per 1 mol of
502.0โ€“โ€“โ€“
per 1 mol of
334.7โ€“โ€“โ€“
per 1 mol of
200.8โ€“โ€“โ€“
per 1 mol of
167.3โ€“โ€“โ€“

Thermodynamic data of reactants

Chemical formulaStandard enthalpy
of formation
ฮ”fHยฐ
kJ ยท molโˆ’1		Standard Gibbs
energy of
formation
ฮ”fGยฐ
kJ ยท molโˆ’1		Standard
molar entropy
Sยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard molar
heat capacity at
constant pressure
Cpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
CH3COORb (ai)-737.18[1]-653.29[1]207.9[1]โ€“
* (ai):Ionized aqueous solution

Thermodynamic data of products

Chemical formulaStandard enthalpy
of formation
ฮ”fHยฐ
kJ ยท molโˆ’1		Standard Gibbs
energy of
formation
ฮ”fGยฐ
kJ ยท molโˆ’1		Standard
molar entropy
Sยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard molar
heat capacity at
constant pressure
Cpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
Rb2O (cr)-339[1]โ€“โ€“โ€“
Rb2O (g)-50[1]โ€“โ€“โ€“
CO2 (g)-393.509[1]-394.359[1]213.74[1]37.11[1]
CO2 (ao)-413.80[1]-385.98[1]117.6[1]โ€“
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]
H2 (g)0[1]0[1]130.684[1]28.824[1]
H2 (ao)-4.2[1]17.6[1]577[1]โ€“
* (cr):Crystalline solid, (g):Gas, (ao):Un-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)