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P(4)overset(Ba(OH)(2))underset(Delta)(to...

`P_(4)overset(Ba(OH)_(2))underset(Delta)(to) underset("salt")(X) + underset("gas")(Y) uarr`
`Xoverset("dil." H_2SO_4)rarrZdarr+underset("acid")W`
Which statment is correct ?

A

The anion of salt 'X' cannot have a Lewis base

B

Gas 'Y' is a better than `NH_3`

C

W' is tribasic acid

D

oxidation state of 'P' in 'X' is + 3

Text Solution

Verified by Experts

`P_(4)+3Ba(OH)_2+6H_(2)Orarr3Baunderset(X)((H_2PO)_2)+underset(Y)(2PH_3uarr)Baunderset(X)(H_2PO_2)+underset("dil")(H_2SO_(4))rarrunderset(Z)(BaSO_4darr)+underset(W)(H_3PO_2)`
`H_(2)PO_(2)^(-)` Anion of salf .X. No Lone pairs on phosphorous - so not a lewi.s base
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