PO₄⁻³
Phosphate
PO₄⁻³ is an anion, which means it has a negative charge of 3. It is also known as a phosphate ion. It is composed of one phosphorus atom and four oxygen atoms arranged in a tetrahedral shape. The phosphorus atom is covalently bonded to the four oxygen atoms, with each oxygen atom sharing two electrons with the phosphorus atom.
Phosphate ions are important in many biological processes, including the formation of nucleic acids, the transfer of energy within cells through the molecule ATP, and the regulation of pH levels within cells and tissues. They are also important in the formation of bones and teeth, as well as in the growth of plants.
In terms of its chemical properties, PO₄⁻³ is a basic anion, meaning that it can act as a proton acceptor in acid-base reactions. It also has a high affinity for metal ions, and can form salts with these metals. Additionally, it is a polyatomic ion, meaning that it can combine with other ions or molecules to form larger compounds.
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