1.

What is the basicity of orthophosphoric acid ? Write the types of salts formed by it.

Answer»

Solution :Orthophosphoric ACID, `H_(3)PO_(4)` has three `-OH` groups and its basicity is 3
`O=OVERSET(OH)overset("|")UNDERSET(OH)underset("|")"P "-OH`
Orthophosphoric acid, `H_(3)PO_(4)` forms three types of salts.
`H_(2).PO_(2)^(-)` is the anion of primary salt, an acidic salt. `HPO_(4)^(2-)` is the anion of secondary salt, an acidic salt. `PO_(4)^(3-)` is the anion of tertiary salt, normal salt.


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