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7H2 + 2CsClO4 → Cl2 + Cs2O + 7H2O

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Reaction of hydrogen and caesium perchlorate
7H2Hydrogen + 2CsClO4Caesium perchlorate
⟶
Cl2Chlorine + Cs2OCaesium oxide + 7H2OWater

The reaction of hydrogen and caesium perchlorate yields chlorine, caesium oxide, 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 hydrogen and caesium perchlorate
7H2Hydrogen + 2CsClO4Caesium perchlorate
⟶
Cl2Chlorine + Cs2OCaesium oxide + 7H2OWater

General equation

Reaction of reducing species and oxidizing species
Reducing speciesReducing agent + Oxidizing speciesOxidizing agent
⟶
ProductOxidation product + ProductReduction product

Oxidation state of each atom

Reaction of hydrogen and caesium perchlorate

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
H2Hydrogen7
Reducing
Reducing
CsClO4Caesium perchlorate2
Oxidizing
Oxidizing

Products

Chemical formulaNameCoefficientTypeType in general
equation
Cl2Chlorine1
Reduced
–
Cs2OCaesium oxide1
–
–
H2OWater7
Oxidized
–

Thermodynamic changes

Changes in standard condition

Reaction of hydrogen and caesium perchlorate
◆
ΔrG−1339.52 kJ/mol
K4.72 × 10234
pK−234.67
7H2Gas + 2CsClO4Crystalline solid
⟶
Cl2Gas + Cs2OCrystalline solid + 7H2OLiquid
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
−1460.40−1339.52−405.61218.60
per 1 mol of
−208.629−191.360−57.94431.229
−730.200−669.760−202.81109.30
per 1 mol of
−1460.40−1339.52−405.61218.60
per 1 mol of
−1460.40−1339.52−405.61218.60
per 1 mol of
−208.629−191.360−57.94431.229

Changes in aqueous solution (1)

Reaction of hydrogen and caesium perchlorate
◆
ΔrG−1490.2 kJ/mol
K1.18 × 10261
pK−261.07
7H2Un-ionized aqueous solution + 2CsClO4Ionized aqueous solution
⟶
Cl2Gas + Cs2OCrystalline solid + 7H2OLiquid
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
−1542.0−1490.2−3810–
per 1 mol of
−220.29−212.89−544.3–
−771.00−745.10−1905–
per 1 mol of
−1542.0−1490.2−3810–
per 1 mol of
−1542.0−1490.2−3810–
per 1 mol of
−220.29−212.89−544.3–

Changes in aqueous solution (2)

Reaction of hydrogen and caesium perchlorate
◆
ΔrG−1483.2 kJ/mol
K7.00 × 10259
pK−259.85
7H2Un-ionized aqueous solution + 2CsClO4Ionized aqueous solution
⟶
Cl2Un-ionized aqueous solution + Cs2OCrystalline solid + 7H2OLiquid
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
−1565.4−1483.2−3912–
per 1 mol of
−223.63−211.89−558.9–
−782.70−741.60−1956–
per 1 mol of
−1565.4−1483.2−3912–
per 1 mol of
−1565.4−1483.2−3912–
per 1 mol of
−223.63−211.89−558.9–

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
H2 (g)0[1]0[1]130.684[1]28.824[1]
H2 (ao)-4.2[1]17.6[1]577[1]–
CsClO4 (cr)-443.09[1]-314.26[1]175.06[1]108.28[1]
CsClO4 (ai)-387.61[1]-300.54[1]315.1[1]–
* (g):Gas, (ao):Un-ionized aqueous solution, (cr):Crystalline solid, (ai):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
Cl2 (g)0[1]0[1]223.066[1]33.907[1]
Cl2 (ao)-23.4[1]6.94[1]121[1]–
Cs2O (cr)-345.77[1]-308.14[1]146.86[1]75.98[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
    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)