What is Iron(III) oxide?

Fe2O3 is an inorganic compound with a chemical name Iron(III) oxide. The is additionally known together Hematite or Red steel oxide. This compound occurs naturally in rocks of every ages. It appears as a Red-brown solid. It is odorless. It has a pH worth of 7.

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Production that Iron(III) oxide:

Iron(III) oxide is a product acquired from the oxidation of iron. In laboratories, that is all set by electrolyzing sodium bicarbonate solution, an inert electrolyte, together with an iron anode.

(4Fe+3O_2+2H_2O)→( 4FeO ( O H))

The deriving character language iron(III) oxide, i beg your pardon is written here as Fe(O)OH, dehydrates at around 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 framework – Fe2O3


The above image describes the structure of the Iron(III) oxide. Fe2O3 is the chemical formula that Iron(III) oxide which has actually three oxygen atoms, two iron atoms. The oxidation state of Fe2O3 is +3. The bond formation between oxygen and also iron depends on the distinction in electronegativity between these two 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 v a reducing certified dealer such together carbon in ~ a temperature range of numerous hundred degrees 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 production of iron.It is provided as a pigment. Example: colours Brown 6 and Pigment Red 101It is offered in cosmetics.It is provided in dental composites.It is vital ingredient in calamine lotion.It is supplied to apply the last polish on 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 asked Questions

What are the uses of ferric oxide?

Ferric oxide (Fe2O3) is supplied in paints and coatings, inks, plastics, rubber products and glass together a colours and/or UV impede agent. It is additionally used together a sprucing up agent for glass, diamonds and also precious metals. This compound also finds use as a component in magnets, as a dentist abrasive, and also as a procedure regulator or catalyst in the to produce of other products.

How is Fe2O3 formed?

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

Is ferric oxide acidic or basic?

Ferric oxide, also known as iron(III) oxide, is an amphoteric oxide that iron with the chemistry formula Fe2O3. It have the right to be listed that oxides the iron, aluminium, and also tin, are all amphoteric chemical species – they exhibit both acidic and straightforward qualities.

See more: This Is Defined As Anything That Occupies Space And Has Mass.

Learn much more about the chemical properties and importance that Fe2O3 native the expert faculties at BYJU’S.