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Which of the following compound is triba...

Which of the following compound is tribasic acid?

A

`H_(3)PO_(2)`

B

`H_(3)PO_(4)`

C

`H_(3)PO_(3)`

D

`H_(4)P_(2)O_(7)`

Text Solution

Verified by Experts

The correct Answer is:
B
`H_(3)PO_(4)` is a tetrahedral structure melecule . It contains three -OH group so that three protons can be released . So it acts as a tribasic acid .
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