H3PO3 12. is A. dibasic acid B. basic C. tribasic acid D. neutral

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Muskan Anand

2 years ago

The P-H bond in H3PO3 is not ionisable and do not play any role in its basicity. Only those atoms which are attached to O in P-OH form are ionisable and are responsible for the basicity. Thus H3PO3 is diabasic as it has two P-OH bond.

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