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SnBr2 + [SnBr4]2− → 2[SnBr3]

Reaction of tin(II) bromide and tetrabromidostannate(II) ion
SnBr2Tin(II) bromide + [SnBr4]2−Tetrabromidostannate(II) ion
2[SnBr3]Tribromidostannate(II) ion

The reaction of tin(II) bromide and tetrabromidostannate(II) ion yields tribromidostannate(II) ion. 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 categories

Reaction data

Chemical equation

Reaction of tin(II) bromide and tetrabromidostannate(II) ion
SnBr2Tin(II) bromide + [SnBr4]2−Tetrabromidostannate(II) ion
2[SnBr3]Tribromidostannate(II) ion

General equation

Reaction of neutral species and anion
CompoundLewis acid + AnionLewis base
AnionLewis conjugate

Oxidation state of each atom

Reaction of tin(II) bromide and tetrabromidostannate(II) ion

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
SnBr2Tin(II) bromide1
Lewis acid
Compound
[SnBr4]2−Tetrabromidostannate(II) ion1
Lewis base
Anion

Products

Chemical formulaNameCoefficientTypeType in general
equation
[SnBr3]Tribromidostannate(II) ion2
Lewis conjugate
Anion

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
SnBr2 (cr)-243.5[1]
[SnBr4]2−
* (cr):Crystalline solid

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
[SnBr3]

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)