K4P2O74H2O

K4P2O74H2O is a chemical compound with the formula K4P2O74H2O. It is a potassium phosphate compound, specifically a tetrapotassium phosphate heptadecahydrate. This compound is a white, crystalline solid that is soluble in water. It is commonly used in various industrial and laboratory applications due to its properties as a phosphate source and its ability to act as a buffer in solutions.

The compound is typically prepared by reacting potassium hydroxide with phosphoric acid, followed by the addition of water to form the heptadecahydrate. The resulting solution can be crystallized to obtain the solid form of K4P2O74H2O. This compound is stable under normal conditions but should be handled with care to avoid contact with skin and eyes.

In industrial settings, K4P2O74H2O is used in the production of fertilizers, detergents, and other phosphate-based products. In the laboratory, it is used as a reagent in chemical synthesis and as a buffer in various biochemical experiments. Its ability to maintain a stable pH makes it valuable in applications requiring precise control of acidity and alkalinity.

The compound's structure consists of potassium ions (K+) and phosphate ions (PO4^3-) surrounded by water molecules. The heptadecahydrate form indicates that there are 17 water molecules associated with each formula unit of K4P2O74H2O. This hydration state contributes to its solubility and buffering capacity.

Overall, K4P2O74H2O is a versatile and important compound in both industrial and laboratory contexts, thanks to its phosphate properties and buffering abilities. Its preparation, properties, and applications make it a valuable substance in various fields of chemistry and industry.