What is Iron(III) oxide?

Fe2O3 is an not natural compound with a chemical surname Iron(III) oxide. That is additionally known as Hematite or Red stole oxide. This compound occurs normally in rocks of every ages. It appears as a Red-brown solid. It is odorless. It has actually a pH value of 7.

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Production that Iron(III) oxide:

Iron(III) oxide is a product obtained from the oxidation of iron. In laboratories, the is all set by electrolyzing salt bicarbonate solution, one inert electrolyte, in addition to an stole anode.

\\(4Fe+3O_2+2H_2O\\)→\\( 4FeO ( O H)\\)

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

\\(2FeO ( O H)\\)→\\( Fe_2O_3+H_2O\\)

Properties of 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 structure – Fe2O3


The above image explains the framework of the Iron(III) oxide. Fe2O3 is the chemistry formula that Iron(III) oxide which has actually three oxygen atoms, 2 iron atoms. The oxidation state the Fe2O3 is +3. The shortcut formation between oxygen and also iron depends on the difference in electronegativity in between these 2 atoms. Iron(Fe) is metal whereas oxygen(O2) is non-metal. Therefore, together bonds are called an Ionic bond.


2 steel atoms3 oxygen atoms

Chemical reaction:

Carbothermal reduction – reduction of metal oxides through a reducing agent such as carbon at a temperature selection of number of hundred levels Celsius. The reaction is together follows:\\(Fe_2O_3+3CO\\rightarrow 2Fe+3CO_2\\)Exothermic thermite reaction with aluminum –

The reaction is as follows:

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

Uses the Iron(III) oxide (Fe2O3)

Iron(III) oxide is supplied as a feedstock in the manufacturing of iron.It is offered as a pigment. Example: colors Brown 6 and Pigment Red 101It is provided in cosmetics.It is offered in dentist composites.It is an important ingredient in calamine lotion.It is offered to use the last polish on metallic jewelry.It is used in the magnetic disk and also magnetic tapes.

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

Frequently asked Questions

What are the supplies of ferric oxide?

Ferric oxide (Fe2O3) is provided in paints and also coatings, inks, plastics, rubber products and also glass as a pigment and/or UV prevent agent. It is also used as a sprucing up agent because that glass, diamonds and precious metals. This compound likewise finds usage as a component in magnets, as a dentist abrasive, and also as a procedure regulator or catalyst in the produce of other products.

How is Fe2O3 formed?

Iron (III) oxide, or ferric oxide, is the product the is developed when iron undergoes oxidation. This deserve to be all set in the laboratory by electrolyzing a sodium bicarbonate solution, one inert electrolyte, through an steel anode. The result hydrated iron(III) oxide, is dehydrated at around 200 °C.

Is ferric oxide acidic or basic?

Ferric oxide, also known as iron(III) oxide, is an amphoteric oxide that iron through the chemistry formula Fe2O3. It can be noted that oxides the iron, aluminium, and also tin, room all amphoteric chemical types – they exhibit both acidic and simple qualities.

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Learn much more about the chemistry properties and importance that Fe2O3 indigenous the experienced faculties in ~ BYJU’S.