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4Pb2+ + 2[Pb(OH)4]2− → Pb6(OH)84+

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Reaction of lead(II) ion and tetrahydroxidoplumbate(II) ion
4Pb2+Lead(II) ion + 2[Pb(OH)4]2−Tetrahydroxidoplumbate(II) ion
⟶
Pb6(OH)84+Hexalead(II) octahydroxide ion

The reaction of lead(II) ion and tetrahydroxidoplumbate(II) ion yields hexalead(II) octahydroxide ion (Other reactions are here). This reaction is an acid-base 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 lead(II) ion and tetrahydroxidoplumbate(II) ion
4Pb2+Lead(II) ion + 2[Pb(OH)4]2−Tetrahydroxidoplumbate(II) ion
⟶
Pb6(OH)84+Hexalead(II) octahydroxide ion

General equation

Reaction of cation and anion
CationLewis acid + AnionLewis base
⟶
ProductLewis conjugate + (H2O)

Oxidation state of each atom

Reaction of lead(II) ion and tetrahydroxidoplumbate(II) ion

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
Pb2+Lead(II) ion4
Lewis acid
Cation
[Pb(OH)4]2−Tetrahydroxidoplumbate(II) ion2
Lewis base
Anion

Products

Chemical formulaNameCoefficientTypeType in general
equation
Pb6(OH)84+Hexalead(II) octahydroxide ion1
Lewis conjugate
–

Thermodynamic changes

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
Pb2+ (g)2373.33[1]–––
Pb2+ (ao)-1.7[1]-24.43[1]10.5[1]–
[Pb(OH)4]2−––––
* (g):Gas, (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
Pb6(OH)84+ (ao)-2089.9[1]-1800.2[1]498[1]–
* (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)