MnO2 Powder’s characteristics
1. Acidity and acidity: Manganese dioxide is an amphoteric dioxide. This is a stable, black powdery solid at ambient temperature that can be used as a polarizer for dry batteries. Its oxidizing ability is frequently used in laboratories. In order to produce chlorine gas, it reacts with concentrated HCl.
2. Manganese dioxide can be described as an amphoteric ore, and there are also corresponding salts such as BaMnO3/SrMnO3 (obtained from a compound reaction in an alkali system), [1], and manganese trichloride. .
3. The reaction of a reducing agent with an oxidizing agent is known as oxidizing. Manganese dioxide, for example, is heated to 1400K using a hydrogen stream to make manganese oxide. Manganese dioxide, on the other hand, is heated to brown-black manganese triooxide using an ammonia flow. To make chloride manganese and chlorine, concentrated hydrochloric acid is used.
4. The strong oxidants also have a reduced form. When manganese dioxide and potassium carbonate or potassium nitrate are combined and melted, you can get a dark green melting solution. This can then be dissolved into water and cooled to produce potassium manganate which is a compound containing hexavalent magnese. It is an oxidant strong in acidic media.
5. Strong oxidant. It does not burn by its own, but it supports combustion.
6. As a catalyst [1] for the reaction of potassium chlorate (KClO3] decomposition, and hydrogen peroxide(hydrogen peroxide H2O2) decay.
Manganese Dioxide Properties | |
Other Titles | manganese oxide, MnO2 powder |
No. | 1313-13-9 |
Combination Formula | MnO2 |
Molecular Weight | 86.94 |
Appearance | Black Powder |
Melting Point | 535 degC |
Boiling Point | N/A |
Density | 5.03 g/cm3 |
Solubility of H2O | Insoluble |
Exact | 86.9279 |
1.Organic Synthesis
Organic chemistry uses manganese dioxide extensively. Manganese oxide can be used in various forms. This is because manganese dioxide has multiple crystalline forms. The chemical formula for manganese dioxide is MnO2x(H2O),n. Where x is between 0 to 0.5 and n is greater than 0. You can make manganese dioxide by reacting potassium permanganate with manganese sulfate at different pH.
Manganese dioxide has a specific chemical reaction that converts alcohols to aldehydes. Even if alcohols have double bonds they won’t be oxidized with manganese dioxide. It does not matter how active the product may be. Manganese dioxide can oxidize diols into dialdehydes. You can use manganese dioxide to oxidize aromatics, trils, and amines in many other ways.
2.Laboratory use
It is used in the decomposition of hydrogen peroxide to produce oxygen. Used to make yellow glass, pigments, etc. To produce chlorine, react with hot concentrated hydrochloric Acid in the oven; then react with molten potassium potash in the atmosphere to produce potassium manganate. In the decomposition reaction for potassium permanganate manganese dioxide serves as high Potassium Manganate autocatalyst.
MnO2 Powder is supplied by the main supplier
Tech Co., Ltd. () is a professional Oxide powder Over 12 years’ experience in chemical products development and research. We accept credit cards, T/T and West Union payments. We will ship goods overseas via FedEx, DHL and by air or sea to our customers.
You can find high-quality powdered boron carbide here Please contact us Send an inquiry