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NaIO3 → Na+ + IO3

Electrolytic dissociation of sodium iodate
NaIO3Sodium iodate
Na+Sodium ion + IO3Iodate ion

Electrolytic dissociation of sodium iodate yields sodium ion and iodate 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

Electrolytic dissociation of sodium iodate
NaIO3Sodium iodate
Na+Sodium ion + IO3Iodate ion

General equation

Electrolytic dissociation of salt
SaltLewis conjugate
CationLewis acid + AnionLewis base

Oxidation state of each atom

Electrolytic dissociation of sodium iodate

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
NaIO3Sodium iodate1
Lewis conjugate
Salt

Products

Chemical formulaNameCoefficientTypeType in general
equation
Na+Sodium ion1
Lewis acid
Cation
IO3Iodate ion1
Lewis base
Anion

Thermodynamic changes

Changes in standard condition

Electrolytic dissociation of sodium iodate
NaIO3Crystalline solid
Na+Un-ionized aqueous solution + IO3Un-ionized aqueous solution
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
20.4
per 1 mol of
20.4
per 1 mol of
Sodium ion
20.4
per 1 mol of
Iodate ion
20.4

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
NaIO3 (cr)-481.788[1]92.0[1]
NaIO3 (ai)-461.5[1]-389.9[1]177.4[1]
NaIO3 (cr)
1 hydrate
-779.48[1]-634.03[1]162.3[1]
NaIO3 (cr)
5 hydrate
-1952.25[1]
* (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
Na+ (g)609.358[1]
Na+ (ao)-240.12[1]-261.905[1]59.0[1]46.4[1]
IO3 (ao)-221.3[1]-128.0[1]118.4[1]
* (g):Gas, (ao):Un-ionized aqueous solution

References

List of references

  1. 1