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18RbCl + 6KMnO4 + 18H+ ๐Ÿ”ฅโ†’ 18Rb+ + 5KClO3 + 6MnCl2 + KCl + 9H2O

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Reaction of rubidium chloride and potassium permanganate under acidic condition
18RbClRubidium chloride + 6KMnO4Potassium permanganate + 18H+Hydrogen ion
๐Ÿ”ฅ
โŸถ
18Rb+Rubidium ion + 5KClO3Potassium chlorate + 6MnCl2Manganese(II) chloride + KClPotassium chloride + 9H2OWater

The reaction of rubidium chloride, potassium permanganate, and hydrogen ion yields rubidium ion, potassium chlorate, manganese(II) chloride, potassium chloride, and water (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 rubidium chloride and potassium permanganate under acidic condition
18RbClRubidium chloride + 6KMnO4Potassium permanganate + 18H+Hydrogen ion
๐Ÿ”ฅ
โŸถ
18Rb+Rubidium ion + 5KClO3Potassium chlorate + 6MnCl2Manganese(II) chloride + KClPotassium chloride + 9H2OWater

General equation

Reaction of hardly oxidizable species and oxidizing species under acidic condition
Hardly oxidizable speciesReducing agent + Oxidizing speciesOxidizing agent + H+Non-redox agent
โŸถ
ProductOxidation product + ProductReduction product + H2ONon-redox product

Oxidation state of each atom

Reaction of rubidium chloride and potassium permanganate under acidic condition

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
RbClRubidium chloride18
Reducing
Hardly oxidizable
KMnO4Potassium permanganate6
Oxidizing
Oxidizing under acidic condition
H+Hydrogen ion18
โ€“
Hydrogen ion

Products

Chemical formulaNameCoefficientTypeType in general
equation
Rb+Rubidium ion18
โ€“
โ€“
KClO3Potassium chlorate5
Oxidized
โ€“
MnCl2Manganese(II) chloride6
Reduced
โ€“
KClPotassium chloride1
โ€“
โ€“
H2OWater9
โ€“
Water

Thermodynamic changes

Changes in standard condition (1)

Reaction of rubidium chloride and potassium permanganate under acidic condition
โ—†
ฮ”rGโˆ’204.6 kJ/mol
K6.99 ร— 1035
pKโˆ’35.84
18RbClIonized aqueous solution + 6KMnO4Ionized aqueous solution + 18H+Un-ionized aqueous solution
๐Ÿ”ฅ
โŸถ
18Rb+Un-ionized aqueous solution + 5KClO3Ionized aqueous solution + 6MnCl2Ionized aqueous solution + KClIonized aqueous solution + 9H2OLiquid
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
โˆ’332.5โˆ’204.6โˆ’433.4โ€“
per 1 mol of
โˆ’18.47โˆ’11.37โˆ’24.08โ€“
โˆ’55.42โˆ’34.10โˆ’72.23โ€“
per 1 mol of
Hydrogen ion
โˆ’18.47โˆ’11.37โˆ’24.08โ€“
per 1 mol of
Rubidium ion
โˆ’18.47โˆ’11.37โˆ’24.08โ€“
per 1 mol of
โˆ’66.50โˆ’40.92โˆ’86.68โ€“
โˆ’55.42โˆ’34.10โˆ’72.23โ€“
per 1 mol of
โˆ’332.5โˆ’204.6โˆ’433.4โ€“
per 1 mol of
โˆ’36.94โˆ’22.73โˆ’48.16โ€“

Changes in standard condition (2)

Reaction of rubidium chloride and potassium permanganate under acidic condition
โ—†
ฮ”rGโˆ’211.8 kJ/mol
K1.28 ร— 1037
pKโˆ’37.11
18RbClIonized aqueous solution + 6KMnO4Ionized aqueous solution + 18H+Un-ionized aqueous solution
๐Ÿ”ฅ
โŸถ
18Rb+Un-ionized aqueous solution + 5KClO3Ionized aqueous solution + 6MnCl2Un-ionized aqueous solution + KClIonized aqueous solution + 9H2OLiquid
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
โ€“โˆ’211.8โ€“โ€“
per 1 mol of
โ€“โˆ’11.77โ€“โ€“
โ€“โˆ’35.30โ€“โ€“
per 1 mol of
Hydrogen ion
โ€“โˆ’11.77โ€“โ€“
per 1 mol of
Rubidium ion
โ€“โˆ’11.77โ€“โ€“
per 1 mol of
โ€“โˆ’42.36โ€“โ€“
โ€“โˆ’35.30โ€“โ€“
per 1 mol of
โ€“โˆ’211.8โ€“โ€“
per 1 mol of
โ€“โˆ’23.53โ€“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
RbCl (cr)-435.35[1]-407.80[1]95.90[1]52.38[1]
RbCl (g)-228.9[1]-247.3[1]249.56[1]36.82[1]
RbCl (ai)-418.32[1]-415.20[1]177.99[1]โ€“
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]
H+ (g)1536.202[1]โ€“โ€“โ€“
H+ (ao)0[1]0[1]0[1]0[1]
* (cr):Crystalline solid, (g):Gas, (ai):Ionized aqueous solution, (ao):Un-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
Rb+ (g)490.101[1]โ€“โ€“โ€“
Rb+ (ao)-251.17[1]-283.98[1]121.50[1]โ€“
KClO3 (cr)-397.73[1]-296.25[1]143.1[1]100.25[1]
KClO3 (ai)-356.35[1]-291.22[1]264.8[1]โ€“
MnCl2 (cr)-481.29[1]-440.50[1]118.24[1]72.93[1]
MnCl2 (g)-263.6[1]โ€“โ€“โ€“
MnCl2 (ai)-555.05[1]-490.8[1]38.9[1]-222[1]
MnCl2 (ao)โ€“-492.0[1]โ€“โ€“
MnCl2 (cr)
1 hydrate
-789.9[1]-696.1[1]174.1[1]โ€“
MnCl2 (cr)
2 hydrate
-1092.0[1]-942.1[1]218.8[1]โ€“
MnCl2 (cr)
4 hydrate
-1687.4[1]-1423.6[1]303.3[1]โ€“
KCl (cr)-436.747[1]-409.14[1]82.59[1]51.30[1]
KCl (g)-214.14[1]-233.0[1]239.10[1]36.48[1]
KCl (ai)-419.53[1]-414.49[1]159.0[1]-114.6[1]
H2O (cr)โ€“โ€“โ€“โ€“
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]
* (g):Gas, (ao):Un-ionized aqueous solution, (cr):Crystalline solid, (ai):Ionized aqueous solution, (l):Liquid

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)