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The statement that is not correct is...

The statement that is not correct is

A

Hypophosphorous acid reduces silver nitrate to silver

B

In solid state, `PCl_(5)` exists as `[PCl_(4)^(+)][PCl_(6)^(-)]`

C

Pure phosphine is non - inflammable

D

Phosphorous acid on heating disproportionates to give metaphosphoric acid and phosphine.

Text Solution

Verified by Experts

The correct Answer is:
D
`underset("acid")underset("Phosphorous")(4H_(3)PO_(3))overset(Delta)rarrunderset("acid")underset("Orthophosphoric")(3H_(3)PO_(4))+underset("Phosphine")(PH_(3))`
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