1.

The correct formulaof salt formed by the neutraliation of hypophosphorousacid with NaOH is

Answer»

`Na_3PO_2`
`Na_3PO_3`
`NaH_2PO_2`
`Na_2HPO_2`

SOLUTION :`H_3PO_2 + NAOH to NaH_2PO_2 + H_2O`
`H_2PO(OH) + NaOH to NaH_2PO_2 + H_2O`


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