What is Iron(III) oxide?

Fe2O3 is an not natural compound through a chemical surname Iron(III) oxide. The is likewise known as Hematite or Red stole oxide. This link occurs naturally in rocks of every ages. It shows up as a Red-brown solid. The is odorless. It has actually a pH worth of 7.

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Production of Iron(III) oxide:

Iron(III) oxide is a product derived from the oxidation that iron. In laboratories, that is ready by electrolyzing sodium bicarbonate solution, one inert electrolyte, in addition to an steel anode.

\(4Fe+3O_2+2H_2O\)→\( 4FeO ( O H)\)

The deriving sign language iron(III) oxide, i beg your pardon is written right here as Fe(O)OH, dehydrates at around 200 °C. The reaction is as follows:

\(2FeO ( O H)\)→\( Fe_2O_3+H_2O\)

Properties that Iron(III) oxide – Fe2O3

Fe2O3Iron(III) oxide
Molecular Weight/ Molar Mass159.69 g/mol
Density5.242 g/cm³
Boiling PointDecomposes
Melting Point1475°C – 1565°C

Iron(III) oxide framework – Fe2O3


The over image explains the structure of the Iron(III) oxide. Fe2O3 is the chemical formula the Iron(III) oxide which has three oxygen atoms, two iron atoms. The oxidation state the Fe2O3 is +3. The bond formation between oxygen and iron depends on the distinction in electronegativity between these two atoms. Iron(Fe) is steel whereas oxygen(O2) is non-metal. Therefore, such bonds are called an Ionic bond.


2 stole atoms3 oxygen atoms

Chemical reaction:

Carbothermal palliation – palliation of steel oxides v a reducing certified dealer such together carbon in ~ a temperature selection of number of hundred degrees Celsius. The reaction is together follows:\(Fe_2O_3+3CO\rightarrow 2Fe+3CO_2\)Exothermic thermite reaction v aluminum –

The reaction is as follows:

\(2Al+Fe_2O_3\rightarrow 2Fe+Al_2O_3\)

Uses that Iron(III) oxide (Fe2O3)

Iron(III) oxide is supplied as a feedstock in the manufacturing of iron.It is supplied as a pigment. Example: colours Brown 6 and Pigment Red 101It is provided in cosmetics.It is used in dentist composites.It is vital ingredient in calamine lotion.It is supplied to apply the last polish ~ above metallic jewelry.It is used in the magnetic disk and magnetic tapes.

Iron(III) oxide health hazards – If inhaled, iron causes irritation in the gastrointestinal tract and lungs.

Frequently inquiry Questions

What space the offers of ferric oxide?

Ferric oxide (Fe2O3) is used in paints and also coatings, inks, plastics, rubber products and glass together a colors and/or UV blocking agent. That is also used together a polishing agent for glass, diamonds and also precious metals. This compound also finds usage as a ingredient in magnets, as a dentist abrasive, and as a process regulator or catalyst in the produce of various other products.

How is Fe2O3 formed?

Iron (III) oxide, or ferric oxide, is the product that is created when iron experience oxidation. This can be prepared in the activities by electrolyzing a sodium bicarbonate solution, an inert electrolyte, v an iron anode. The result hydrated iron(III) oxide, is dehydrated at approximately 200 °C.

Is ferric oxide acidic or basic?

Ferric oxide, likewise known together iron(III) oxide, is one amphoteric oxide of iron v the chemical formula Fe2O3. It can be provided that oxides of iron, aluminium, and also tin, room all amphoteric chemical species – they exhibition both acidic and simple qualities.

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Learn an ext about the chemistry properties and importance the Fe2O3 from the expert faculties at BYJU’S.