1.

Out of the following compounds the most acidic is

Answer»

`As_(2)O_(3)`
`P_(2)O_(3)`
`Sb_(2)O_(3)`
`Bi_(2)O_(3)`

SOLUTION :`P_(2)O_(3)` is most acidic because ELECTRONEGATIVITY decrease in the order P gt As GTSB gtBi.


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