What is the basicity of pyrophosphoric acid ()? | Mole Concept and Some Basic Concepts of Chemistry — Chem-Mantra

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Question

What is the basicity of pyrophosphoric acid ($H_4P_2O_7$)?

Answer: 4

💡 Solution & Explanation

$H_4P_2O_7$ contains four P-OH groups. All four hydrogens are replaceable. Thus, its basicity is 4.

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