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What is HPO4 2-?

Understand the Problem

The question is asking for the chemical species represented by HPO4 2-. It refers to a phosphate ion with a specific charge and composition, and the user likely seeks information regarding its properties or relevance in chemistry.

Answer

HPO4 2- is hydrogen phosphate, both an acid and base.

HPO4 2- is the hydrogen phosphate ion, an amphoteric species that can act as both an acid and a base. It is the conjugate base of H2PO4- and can form the phosphate ion (PO4 3-) by losing a proton.

Answer for screen readers

HPO4 2- is the hydrogen phosphate ion, an amphoteric species that can act as both an acid and a base. It is the conjugate base of H2PO4- and can form the phosphate ion (PO4 3-) by losing a proton.

More Information

Hydrogen phosphate is a versatile ion used in various biological and chemical processes. It is a central player in the phosphate buffer system, crucial for maintaining pH in biological systems.

Tips

Ensure you correctly identify the amphoteric nature of HPO4 2-, understanding it can both donate and accept protons.

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