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Both phosphoric and phosphorus acid cont...

Both phosphoric and phosphorus acid contains equal number of hydrogen atoms. But `H_3PO_3` is dibasic and `H_3PO_4` Is tribasic. Give reason.

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For H_3 PO_3 and H_3 PO_4 the correct choice is. H_3 PO_3 is dibasic and reducing. H_3 PO_3 is dibasic and non reducing H_3 PO_4 is tribasic and reducing H_3 PO_3 s tribasic acid non-reducing

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