Molybdenum diphosphide is a binary inorganic compound of molybdenum metal and phosphorus with the chemical formula .
Synthesis Molybdenum diphosphide can be obtained by heating molybdenum with red phosphorus in a closed tube at 550 °C:
Properties Molybdenum diphosphide forms black crystals of orthorhombic crystal system with space group A21am. It is insoluble in water. It decomposes when heated, releasing molybdenum monophosphide and white phosphorus:
Uses Molybdenum diphosphide can be used as a catalyst.
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