Mo6O19

Mo6O19, also known as molybdenum(VI) oxide, is a chemical compound composed of molybdenum and oxygen. It is a dark blue or black solid that is insoluble in water but soluble in acids. Mo6O19 is a member of the molybdenum oxide family, which includes other compounds like MoO2 and MoO3. The compound has a complex structure, with molybdenum atoms arranged in a hexagonal prismatic arrangement and oxygen atoms filling the spaces between them.

Mo6O19 is primarily used as a catalyst in various chemical reactions, including the oxidation of hydrocarbons and the production of acetic acid. It is also used in the production of molybdenum metal and as a pigment in ceramics and glass. The compound is toxic if inhaled or ingested, and proper safety precautions should be taken when handling it.

Mo6O19 can be synthesized through various methods, including the reaction of molybdenum trioxide with hydrogen peroxide or the thermal decomposition of ammonium molybdate. The compound is stable under normal conditions but can decompose at high temperatures, releasing toxic fumes of molybdenum oxide and nitrogen oxides.

In summary, Mo6O19 is a dark blue or black solid that is insoluble in water but soluble in acids. It is primarily used as a catalyst in various chemical reactions and in the production of molybdenum metal. The compound is toxic if inhaled or ingested, and proper safety precautions should be taken when handling it.