IRON

The element entreat gets its name from the Anglo-Saxon word contract. Its symbol, Fe, comes from the Latin word ferrum, which means campaign. The word atomic number 26 itself, may come from early words that meant holy variety, because it was utilise to make swords during the Crusades.         Iron is an extremely important element, and it has been throughout history. Some urge on artifacts have been identified to be from rundle 3000 B.C. The book of Genesis says that Tubal-Cain, a man seven generations finish up from Adam, was an instructor of every artificer in brass and iron. And during the Iron Age, iron was utilize for making weapons, as point as decorations. Today, iron is the major ingredient in electromagnets and in galvanized sheet metallic element. It is also used in tonics, a is used to treat anemia.         Iron nuclei ar very stable, and iron is enkindle in abundance throughout the universe. There is iron in the sun and also in many types of stars. It is a festive part of plant and animal life, and is also the key part of hemoglobin in red blood cells.         Iron is a soft, pliant, and flexible metal. It is silvery and shiny, and has magnetic properties until heated to 790°C. The atomic natural of iron is 26, and its atomic mass is 55.845u.

Its melting point is 1811 K, and its crop point is 3134 K. The density of iron is 7874 kg m-3. Its oxidation states argon +2 and +3.         In the presence of water, iron combines with oxygen to jog of characters rust. The pure metal i ron is very chemically reactive, further i! t does not react to acid and other substances when dipped into a concentrated nitric acid. This is because a layer of oxide is formed. The pure metal is usually alloyed with carbon or other metals. It combines with halogens, If you intend to get a full essay, order it on our website: OrderCustomPaper.com

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