The basicity of phosphorus acid `(H_3 PO_3)` is ______ .

What is the basicity of phosphorus acid ?

The normality of 0.3 M phosphorous acid (H_(3) PO_(3)) is

The normality of 0.3 M phosphorous acid (H_(3) PO_(3)) is

Explain why 'orthophosphoric acid, H_3 PO_4 , is tribasic but phosphorus acid, H_3 PO_3 , is dibasic'.

Consider the following equation Ca(OH)_(2)+H_(3)PO_(4) rarr CaHPO_(4)+2H_(2)O The equivalent mass of phosphoric acid (H_(3)PO_(4)) is

The false statement of the acids of phosphorus H_3 PO_2, H_3 PO_3 and H_3 PO_4 is

What happens when phosphorus acids (H_(3)PO_(3)) is heated ?

To neutralise completely 20 mL of 0.1M aqueous solution of phosphorus acid ( H_3PO_3 ), the volume of 0.1 M aqueous KOH solution required will be ?

'Orthophosphoric acid (H_(3)PO_(4)) is non-reducing whereas hypophosphorus acid (H_(3)PO_(2)) is a strong reducing agent. ''Explain and justify the above statement with suitable example.

The oxidation number of phosphorus in Ba(H_2 PO_2)_2 is :