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What is Manganese Dioxide MnO2 Powder?

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Introduction to Manganese Dioxide, MnO2 powder Manganese dioxide Also known as black manganeseoxide and manganese-peroxide. It is an oxide form tetravalent mannese. MnO2 is the chemical formula. The chemical formula is MnO2. Natural MnO2 is found in Pyrolusite. It’s a black, rhombic crystal and black-brown powder. It is amphoteric manganese dioxide and has a tetrahedral lattice. It’s insoluble in water, nitric acid, and oxygen. However it releases oxygen, forms manganese oxide in hot concentrated sulfuric acids and then is chlorinated to make manganese chlorineide in hydrochloric. When it is fused to caustic soda, the oxidant releases carbon dioxide and forms permanganate. Manganese oxide is an oxidant that can be used to cause explosions and combustion by friction and co-heating of organic matter and other oxidable substances, such as sulfur, the sulfide or phosphide. It is easily reduced by strong oxidants, such as hydrogen peroxide. If MnO2 in heated air is above 480, it will be converted to Mn2O3 and then Mn3O4 if heated above 9000. MnO2 is used widely in steelmaking and glass production, as well ceramics, dry cells, and other industries.

You can find it in the forms of hard manganese and pyrolusite. This can be obtained from pyrolusite. Alternatively, it can be made by heating manganese nitrate salt to decompose or electrolytically manganese dioxide. G -Mno2 has an active component and is suitable for use as a catalyst in the production of batteries that eliminate polarization. The use of manganese dioxide in manganese salt preparation, the glass industry, as well as as a dry battery drying agent and oxidizer, can all be made possible.

Manganese Dioxide powder MnO2 has the following physicochemical properties
Find out more manganese dioxide Oxygen atoms can be found at the corner of the Octahedron, while manganese is located in the center. An Octahedron connects to make a single- or double-chain, which forms the tunnel structure of the gap or octahedron. Oxidizability Manganese dioxide is an organic non-salt, amphoteric oxide and does not react with acid or base. The presence of reducing agent can cause oxidizing. To make manganese oxide, you can heat hydrogen to 1400K and add manganese dioxide. In order to produce brown or black manganese oxide, manganese dioxide can be heated in ammonia gases streams. Concentrated hydrochloric acid is used to react manganese dioxide with chlorine gas.

The presence of strong oxygenants can also cause it to exhibit Reductibility . When the manganese dioxide and potassium carbonate melt together, it can be made into dark green melt. After cooling, one can also get six forms of potassium manganate. It can be used in acidic mediums as a strong oxidant. Although it does not cause combustion by itself, it can be used to aid in the combustion of other flammable items.
Manganese Dioxide MnO2 Powder Properties
Additional Names manganese oxide, MnO2 powder
CAS No. 1313-13-9
Formula compound MnO2
Molecular Weight 86.94
Appearance black powder
Melting Point 535degC
Boiling Point N/A
Density 5.03g/cm3
Solubility in water Unsolvable
Get the exact Mass 86.9279
Manganese Dioxide MnO2 CAS 1313-13-9

Manganese Dioxide powder MnO2 has many applications
1. Manganese dioxide is an excellent decolorizing agent used in glass production. This can convert low ferric to high ferric, making the blue-green glass weaker.
2. This is used to make manganese zinc ferrit magnetic materials in the electronic sector.
3. This is used in the manufacture of iron and manganese alloys and in the heating agents in the casting process.
4. Gas masks that absorb carbon monoxide.
5. It is used in chemical industries as an oxidant or catalyst for organic production, paint and ink desiccant.
6. It is used as an acceleration in the match industry as well as as a raw ingredient for glaze medicine for ceramics, enamel, and manganese.
7. It is used for dyeing, water purification and iron removal.
8. An excellent battery depolarizing agent is electrolytic manganese dioxide. Because of its large discharge potential, low volume and long-lasting activity, the electrolytic manganese dioxide is an excellent depolarizing agent for battery.
9. Because of its excellent catalytic and oxidation/reduction capabilities, as well as the ion and ion exchanging properties, electrolytic manganese dioxide is an outstanding water purification filter material. This is a superior water purification material than the more common activated carbon and zeolite. It can also remove color and metals better.

Major Supplier of Manganese Dioxide, MnO2 powder
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