IRON

The element entreat gets its name from the Anglo-Saxon word impulsion. Its symbol, Fe, comes from the Latin word ferrum, which means campaign. The word agitate itself, may come from early words that meant holy debasement, because it was utilise to make swords during the Crusades.         Iron is an extremely important element, and it has been throughout history. Some crusade artifacts have been identified to be from elaborate 3000 B.C. The book of Genesis says that Tubal-Cain, a man seven generations off from Adam, was an instructor of every artificer in brass and iron. And during the Iron Age, iron was utilize for making weapons, as school principal as decorations. Today, iron is the major ingredient in electromagnets and in galvanized sheet coat. It is also used in tonics, a is used to treat anemia.         Iron nuclei ar very stable, and iron is call down in abundance throughout the universe. There is iron in the sun an d also in many types of stars. It is a refreshful part of plant and animal life, and is also the key dowery 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 fargon of iron is 26, and its atomic mass is 55.845u.

Its melting point is 1811 K, and its bust point is 3134 K. The density of iron is 7874 kg m-3. Its oxidation states are +2 and +3.         In the presence of water, iron combines with oxygen to string of characters rust. The pure metal iro n is very chemically reactive, moreover it! 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 dowery to get a full essay, order it on our website: OrderCustomPaper.com

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