The one which is tetrabasic is :

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The one which is tetrabasic is :

Chemistryp Block Elements (Group 15, 16, 17 & 18)NEET

Options:

A Ortho phosphorus acid
B Ortho phosphoric acid
C Meta phosphoric acid
D Pyro phosphoric acid

Solution:

1275 Upvotes Verified Answer

The correct answer is: Pyro phosphoric acid

H₄P₂O₇ is tetrabasic because it gives four H⁺ ions when dissolved in water.

\begin{matrix} O O \\ HO - P_{|}^{| |} - O - P_{|}^{| |} - OH \\ OH OH \end{matrix}

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