Input interpretation
iron(III) cation
Structure diagram
Structure diagram
General properties
formula | Fe^(3+) net ionic charge | +3 alternate names | ferric | iron(III) | iron(3+)
Ionic radii
iron(III) cation state | radius 4-coordinate | 49 pm 6-coordinate | 55 pm 8-coordinate | 78 pm
Units
Other properties
ion class | biomolecule ions | cations | d block ions | group 8 ions | iron(III) ions | monatomic cations | transition metal ions common sources of ion | iron phosphide (3:1) (1 eq) | iron(III) sulfate hydrate (2 eq) | iron(III) phosphate tetrahydrate (1 eq) | iron(III) perchlorate hydrate (1 eq) | iron(III) oxalate hexahydrate (2 eq) | iron(III) nitrate nonahydrate (1 eq) | hemin (1 eq) | diironnonacarbonyl (1 eq)
Thermodynamic properties
molar free energy of formation Δ_fG° | aqueous | -4.7 kJ/mol (kilojoules per mole) molar heat of formation Δ_fH° | aqueous | -48.5 kJ/mol (kilojoules per mole) molar entropy S° | aqueous | -315.9 J/(mol K) (joules per mole kelvin)