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3NaClO + Sn(OH)4 → NaClO2 + Na2SnO3 + Cl2↑ + 2H2O

The reaction of sodium hypochlorite and tin(IV) hydroxide yields sodium chlorite, sodium metastannate, chlorine, 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

General equation

Reaction of self redoxing species and base
Self-redoxing speciesSelf redox agent + BaseNon-redox agent
ProductOxidation product + ProductReduction product

Oxidation state of each atom

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
NaClOSodium hypochlorite3
Self redoxing
Sn(OH)4Tin(IV) hydroxide1
Base

Products

Chemical formulaNameCoefficientTypeType in general
equation
NaClO2Sodium chlorite1
Oxidized
Na2SnO3Sodium metastannate1
Cl2Chlorine1
Reduced
H2OWater2

Thermodynamic changes

Changes in standard condition (1)

Reaction of sodium hypochlorite and tin(IV) hydroxide
3NaClOIonized aqueous solution + Sn(OH)4Crystalline solidprecipitated
NaClO2Ionized aqueous solution + Na2SnO3Crystalline solid + Cl2Gas + 2H2OLiquid
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
119
39.7
per 1 mol of
119
per 1 mol of
119
119
per 1 mol of
119
per 1 mol of
59.5

Changes in standard condition (2)

Reaction of sodium hypochlorite and tin(IV) hydroxide
3NaClOIonized aqueous solution + Sn(OH)4Crystalline solidprecipitated
NaClO2Ionized aqueous solution + Na2SnO3Crystalline solid + Cl2Un-ionized aqueous solution + 2H2OLiquid
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
95
32
per 1 mol of
95
per 1 mol of
95
95
per 1 mol of
95
per 1 mol of
48

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
NaClO (ai)-347.3[1]-298.7[1]100[1]
Sn(OH)4 (cr)
precipitated
-1110.0[1]
* (ai):Ionized aqueous solution, (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
NaClO2 (cr)-307.02[1]
NaClO2 (ai)-306.7[1]-244.7[1]160.2[1]
NaClO2 (cr)
3 hydrate
-1192.77[1]
Na2SnO3 (cr)-1155[1]
Cl2 (g)0[1]0[1]223.066[1]33.907[1]
Cl2 (ao)-23.4[1]6.94[1]121[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]
* (cr):Crystalline solid, (ai):Ionized aqueous solution, (g):Gas, (ao):Un-ionized aqueous solution, (l):Liquid

References

List of references

  1. 1