1.

Which of the following statements is not true about H_(3)PO_(2) ?

Answer»

It is a TRIBASIC acid
One mole of it is neutralised by 0.5 mole of `Ca(OH)_(2)`
`NaH_(2)PO_(2)` is not an acidic salt
It disproportionates to `H_(3)PO_(3) " and " PH_(3)` on HEATING

Solution :N//A


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