What is Iron(III) oxide?

Fe2O3 is an inorganic compound through a chemical name Iron(III) oxide. That is likewise known together Hematite or Red steel oxide. This compound occurs normally in rocks of all ages. It appears as a Red-brown solid. The is odorless. It has a pH value of 7.

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Production that Iron(III) oxide:

Iron(III) oxide is a product acquired from the oxidation that iron. In laboratories, it is ready by electrolyzing salt bicarbonate solution, an inert electrolyte, along with an steel anode.

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

The deriving sign language iron(III) oxide, i beg your pardon is written here as Fe(O)OH, dehydrates at about 200 °C. The reaction is together 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 over image defines the framework of the Iron(III) oxide. Fe2O3 is the chemistry formula the Iron(III) oxide which has actually three oxygen atoms, two iron atoms. The oxidation state of Fe2O3 is +3. The link formation between oxygen and also iron depends on the distinction in electronegativity in between these 2 atoms. Iron(Fe) is metal whereas oxygen(O2) is non-metal. Therefore, together bonds are referred to as an Ionic bond.


2 steel atoms3 oxygen atoms

Chemical reaction:

Carbothermal palliation – palliation of steel oxides with a reducing certified dealer such together carbon at a temperature range of numerous hundred levels Celsius. The reaction is together follows:Fe_2O_3+3CO ightarrow 2Fe+3CO_2Exothermic thermite reaction v aluminum –

The reaction is as follows:

2Al+Fe_2O_3 ightarrow 2Fe+Al_2O_3

Uses that Iron(III) oxide (Fe2O3)

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

Iron(III) oxide wellness hazards – If inhaled, iron reasons irritation in the gastrointestinal tract and also lungs.

Frequently asked Questions

What room the provides of ferric oxide?

Ferric oxide (Fe2O3) is supplied in paints and coatings, inks, plastics, rubber products and glass as a colors and/or UV prevent agent. It is likewise used as a sprucing up agent because that glass, diamonds and precious metals. This compound also finds use as a ingredient in magnets, together a dental abrasive, and as a procedure regulator or catalyst in the manufacture of other products.

How is Fe2O3 formed?

Iron (III) oxide, or ferric oxide, is the product the is formed when iron undergoes oxidation. This can be prepared in the activities by electrolyzing a salt bicarbonate solution, one inert electrolyte, through an iron 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 have the right to be provided that oxides that iron, aluminium, and also tin, room all amphoteric chemical varieties – they exhibit both acidic and straightforward qualities.

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Learn much more about the chemistry properties and importance the Fe2O3 from the skilled faculties at BYJU’S.