1.

The products of oxidation of phosphorus acid by hot concentrated sulphuric acid are ...........and ............. .

Answer»

SOLUTION :`H_(3)PO_(4), SO_(2) and H_(2)O`, i.e., `H_(3)PO_(3) + H_(2)SO_(4) overset(Delta)rarr H_(3)PO_(4) +SO_(2)+H_(2)O`


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