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#MN ELEMENT USE ACTIVATOR#
It is used as an activator in red-emitting phosphor. It is used as pigment for coloring ceramics and glass. In some places it is used in coins as well. It is used in dry cell batteries and alkaline batteries. It is used in the manufacture of oxygen and chlorine. It is used as a reagent for oxidation of Benzylic alcohols. It is used in aluminium alloys as aluminium with manganese is resistant to corrosion. Manganese shows properties such as sulfur – fixing, deoxidizing and alloying properties that’s why it is essential to iron and steel production. We have listed few uses of manganese below – Even it is an essential mineral for our body. Manganese is used in numerous fields and in numerous ways. About 80% of the known world manganese deposits are in South Africa, other important manganese deposits are in Ukraine, Australia, India, China, Gabon and Brazil. Manganese occur mainly as Pyrolusite, Braunite, Psilomelane and Rhodochrosite. Manganese is a silvery grey metal that looks like iron. It is a d-block element which means it is a transition element. In the periodic table it is placed in group 7 and period 4. Manganese is a solid metal with crystal structure. Generally it is burned in a furnace with powdered Al and then electrolyzed. Still most of the manganese is obtained by pyrolusite only. He isolated manganese by heating pyrolusite which contains manganese dioxide (MnO 2 ) in presence of charcoal. Later, Swedish Chemist Johan Gottlieb Gahn isolated manganese metal in 1774. In the 18th century, Swedish-German chemist Carl Wilhelm Scheele used pyrolusite to produce chlorine, at that time he was told pyrolusite contained a new element, but he was not able to isolate it.
#MN ELEMENT USE FREE#
We don’t get manganese as a free element in nature, generally it is available in the form of minerals such pyrolusite (MnO 2 ). Its symbol Mn has come from Latin word magnes which means magnet. Manganese is a crystalline element with symbol Mn and atomic number 25. Manganese deficiency in our body can cause impaired growth, skeletal abnormalities etc. We find manganese in many foods such as leafy green vegetables, tea, whole grains, legumes, nuts etc. Manganese is a mineral element which is essential for the human body.
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