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6FeO + P4O10 → 2Fe3(PO4)2

The reaction of iron(II) oxide and tetraphosphorus decaoxide yields iron(II) phosphate (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

General equation

Oxidation state of each atom

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
FeOIron(II) oxide6
Lewis base
Basic oxide
Weakly basic oxide
P4O10Tetraphosphorus decaoxide1
Lewis acid
Acidic oxide
Weakly acidic oxide

Products

Chemical formulaNameCoefficientTypeType in general
equation
Fe3(PO4)2Iron(II) phosphate2
Lewis conjugate
Oxoacid salt
Salt of weak acid and weak base

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
FeO (cr)-272.0[1]
P4O10 (cr)
hexagonal
-2984.0[1]-2697.7[1]228.86[1]211.71[1]
P4O10 (am)-3042[1]
* (cr):Crystalline solid, (am):Amorphous 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
Fe3(PO4)2

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)