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2Cu + CsClO3 + 3H+ → 2Cu+ + HClO2 + Cs+ + H2O

Reaction of copper and caesium chlorate under acidic condition
2CuCopper + CsClO3Caesium chlorate + 3H+Hydrogen ion
2Cu+Copper(I) ion + HClO2Chlorous acid + Cs+Caesium ion + H2OWater

The reaction of copper, caesium chlorate, and hydrogen ion yields copper(I) ion, chlorous acid, caesium ion, 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 copper and caesium chlorate under acidic condition
2CuCopper + CsClO3Caesium chlorate + 3H+Hydrogen ion
2Cu+Copper(I) ion + HClO2Chlorous acid + Cs+Caesium ion + H2OWater

General equation

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

Oxidation state of each atom

Reaction of copper and caesium chlorate under acidic condition

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
CuCopper2
Reducing
Oxidizable
CsClO3Caesium chlorate1
Oxidizing
Oxidizing under acidic condition
H+Hydrogen ion3
Hydrogen ion

Products

Chemical formulaNameCoefficientTypeType in general
equation
Cu+Copper(I) ion2
Oxidized
HClO2Chlorous acid1
Reduced
Cs+Caesium ion1
H2OWater1
Water

Thermodynamic changes

Changes in standard condition

Reaction of copper and caesium chlorate under acidic condition
ΔrG−123.3 kJ/mol
K3.99 × 1021
pK−21.60
2CuCrystalline solid + CsClO3Ionized aqueous solution + 3H+Un-ionized aqueous solution
2Cu+Un-ionized aqueous solution + HClO2Un-ionized aqueous solution + Cs+Un-ionized aqueous solution + H2OLiquid
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
−90.4−123.3110.8
per 1 mol of
−45.2−61.6555.40
per 1 mol of
−90.4−123.3110.8
per 1 mol of
Hydrogen ion
−30.1−41.1036.93
per 1 mol of
Copper(I) ion
−45.2−61.6555.40
per 1 mol of
−90.4−123.3110.8
per 1 mol of
Caesium ion
−90.4−123.3110.8
per 1 mol of
−90.4−123.3110.8

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
Cu (cr)0[1]0[1]33.150[1]24.435[1]
Cu (g)338.32[1]298.58[1]166.38[1]20.786[1]
CsClO3 (cr)-411.7[1]-307.9[1]156.1[1]
CsClO3 (ai)-362.25[1]-299.97[1]295.4[1]
H+ (g)1536.202[1]
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
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
Cu+ (g)1089.986[1]
Cu+ (ao)71.67[1]49.98[1]40.6[1]
HClO2 (ao)-51.9[1]5.9[1]188.3[1]
Cs+ (g)457.964[1]
Cs+ (ao)-258.28[1]-292.02[1]133.05[1]-10.5[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]
* (g):Gas, (ao):Un-ionized aqueous solution, (cr):Crystalline solid, (l):Liquid

References

List of references

  1. 1