What is iron, iron is such a metal, without which the constructions on earth are incomplete such as buildings, stadiums, railway tracks etc. And wherever you look on the earth, you will see mostly iron objects and constructions.
what is iron
Iron is a metal that is the fourth most abundant metal found in the earth. Atomic mass of iron 55.845 u, melting point 1,538 °C, atomic number 26, density 7.874 g/cm Electron configuration [Ar] 3d64s2 it happens.
The discovery of iron is believed to be around 1320 BC but traces of iron have been found even before that.
how iron is made
Friends, I have told you what is iron, so now you know how it is made, iron which is also called iron which is found everywhere on earth and it is not only inside minerals but also inside trees and plants. And our body also has some part of iron.
About 5% of the Earth’s crust is made up of iron and it is believed that there is a lot of iron in the center of the Earth. Iron is found in the earth’s crust in a mixed form with other substances such as magnetite, hematite, limonite, siderite, pyrite, all of which are the main iron minerals.
types of iron
- Hematide- Its color is red and brown. The iron content in it is 60 to 70%.
- Siderite- Its color is like ash. The iron content in it is 10 to 48%.
- Magnetite – This is the best quality ore. It has a metal content of 70% and is black in colour.
- Limonite- Its color is yellow or brown. The iron content in it is 40 to 60%.
Where is iron found in India?
In India, iron ore is mainly found in Singhbhumi, Ratnagiri, Madhya Pradesh, Chhattisgarh, Karnataka, Orissa, Mayurbhanj etc. And iron is obtained from these minerals and these minerals are finely ground and mixed with coal and limestone in a furnace. is heated in.
Molten iron is filled from the furnace like water, which on cooling turns into a solid substance and the iron obtained in this way is called Pegaran. 5% carbon is found in this and the amount of carbon in this iron is reduced from 0.2 to 2% and is converted into steel.
uses of iron
If seen, iron is used the most in this world today and there is no industry in the world in which iron is not used.
Many things of our day to day such as scissors, locks, tongs, tawa, bucket etc., all items are mostly made of iron and ships, aircraft, trains, cars, scooters, rickshaws, cycles etc. are made from iron.
Iron is used in bridge construction, building construction and it is also used in making nut-bolts.
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Read in Hindi: What is iron? How its ore and iron are formed