What is Iron(III) oxide?

Fe2O3 is an not natural compound through a chemical name Iron(III) oxide. The is additionally known together Hematite or Red iron oxide. This link occurs normally in rocks of all ages. It appears as a Red-brown solid. That is odorless. It has a pH value of 7.

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Production the Iron(III) oxide:

Iron(III) oxide is a product obtained from the oxidation the iron. In laboratories, that is prepared by electrolyzing salt bicarbonate solution, one inert electrolyte, together with an iron anode.

(4Fe+3O_2+2H_2O)→( 4FeO ( O H))

The deriving sign language iron(III) oxide, which is written here as Fe(O)OH, dehydrates at approximately 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 above image defines the framework of the Iron(III) oxide. Fe2O3 is the chemistry formula the Iron(III) oxide which has actually three oxygen atoms, 2 iron atoms. The oxidation state that Fe2O3 is +3. The bond formation in between oxygen and also iron depends on the distinction in electronegativity 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 reduction – palliation of metal oxides through a reducing agent such together carbon in ~ a temperature range of numerous hundred levels Celsius. The reaction is together follows:(Fe_2O_3+3CO ightarrow 2Fe+3CO_2)Exothermic 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 provided as a feedstock in the manufacturing of iron.It is used as a pigment. Example: pigment Brown 6 and also Pigment Red 101It is supplied in cosmetics.It is supplied in dentist composites.It is an important ingredient in calamine lotion.It is offered to use the last polish on metallic jewelry.It is supplied in the magnetic disk and also magnetic tapes.

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

Frequently inquiry Questions

What room the offers of ferric oxide?

Ferric oxide (Fe2O3) is provided in paints and coatings, inks, plastics, rubber products and glass together a pigment and/or UV prevent agent. It is additionally used together a sprucing up agent because that glass, diamonds and precious metals. This compound also finds use as a ingredient in magnets, as a dental abrasive, and also 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 the is formed when iron undergoes oxidation. This have the right to be all set in the activities by electrolyzing a sodium bicarbonate solution, one inert electrolyte, through an iron anode. The resulting hydrated iron(III) oxide, is dehydrated at approximately 200 °C.

Is ferric oxide acidic or basic?

Ferric oxide, also known together iron(III) oxide, is an amphoteric oxide the iron through the chemistry formula Fe2O3. It can be detailed that oxides the iron, aluminium, and also tin, are all amphoteric chemical varieties – they exhibit both acidic and basic qualities.

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Learn much more about the chemistry properties and also importance the Fe2O3 native the experienced faculties at BYJU’S.