6FeO + P4O10 → 2Fe3(PO4)2
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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
Reaction data
Chemical equation
- Reaction of iron(II) oxide and tetraphosphorus decaoxide
General equation
- Reaction of basic oxide and acidic oxide
- Basic oxideLewis base + Acidic oxideLewis acid ⟶ Oxoacid saltLewis conjugate
- Reaction of weakly basic oxide and weakly acidic oxide
- Weakly basic oxideLewis base + Weakly acidic oxideLewis acid ⟶ Salt of weak acid and weak baseLewis conjugate
Oxidation state of each atom
- Reaction of iron(II) oxide and tetraphosphorus decaoxide
Reactants
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
FeO | Iron(II) oxide | 6 | Lewis base | Basic oxide Weakly basic oxide |
P4O10 | Tetraphosphorus decaoxide | 1 | Lewis acid | Acidic oxide Weakly acidic oxide |
Products
Chemical formula | Name | Coefficient | Type | Type in general equation |
---|---|---|---|---|
Fe3(PO4)2 | Iron(II) phosphate | 2 | Lewis conjugate | Oxoacid salt Salt of weak acid and weak base |
Thermodynamic changes
Thermodynamic data of reactants
Chemical formula | Standard 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 formula | Standard 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
- 1Janiel J. Reed (1989)The NBS Tables of Chemical Thermodynamic Properties: Selected Values for Inorganic and C1 and C2 Organic Substances in SI UnitsNational Institute of Standards and Technology (NIST)