What is Iron(III) oxide?

Fe2O3 is an not natural compound v a chemical surname Iron(III) oxide. It is also known together Hematite or Red stole oxide. This compound occurs naturally in rocks of all ages. It appears as a Red-brown solid. It is odorless. It has a pH worth of 7.

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Production the Iron(III) oxide:

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

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

The deriving character language iron(III) oxide, i m sorry is written right 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 framework – 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 of Fe2O3 is +3. The bond formation in between oxygen and iron relies on the difference in electronegativity in between these two atoms. Iron(Fe) is steel whereas oxygen(O2) is non-metal. Therefore, such bonds are referred to as an Ionic bond.


2 steel atoms3 oxygen atoms

Chemical reaction:

Carbothermal palliation – palliation of steel oxides with a reducing agent such as carbon in ~ a temperature range of several hundred degrees Celsius. The reaction is as follows:Fe_2O_3+3CO ightarrow 2Fe+3CO_2Exothermic thermite reaction through aluminum –

The reaction is as follows:

2Al+Fe_2O_3 ightarrow 2Fe+Al_2O_3

Uses of Iron(III) oxide (Fe2O3)

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

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

Frequently inquiry Questions

What are the offers of ferric oxide?

Ferric oxide (Fe2O3) is offered in paints and coatings, inks, plastics, rubber products and glass together a colours and/or UV impede agent. The is additionally used together a polishing agent for glass, diamonds and precious metals. This compound additionally finds usage as a component in magnets, together a dentist abrasive, and also 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 that is formed when iron undergoes oxidation. This have the right to be prepared in the activities by electrolyzing a salt bicarbonate solution, an inert electrolyte, through an stole anode. The resulting hydrated iron(III) oxide, is dehydrated at roughly 200 °C.

Is ferric oxide acidic or basic?

Ferric oxide, additionally known together iron(III) oxide, is one amphoteric oxide that iron through the chemical formula Fe2O3. It deserve to be provided that oxides the iron, aluminium, and also tin, are all amphoteric chemical species – they exhibit both acidic and an easy qualities.

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Learn more about the chemical properties and importance of Fe2O3 indigenous the expert faculties at BYJU’S.