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PH3 can be obtained by heating...

`PH_3` can be obtained by heating

A

White phosphorus with not concentrated alkali

B

Heating phosphinic acid `(H_3PO_2)`

C

Heating phosphinic acid `(H_3PO_3)`

D

Heating phosphinic acid `(H_3PO_4)`

Text Solution

Verified by Experts

The correct Answer is:
A, B, C
a) `P_(4)+3NaOH+3H_(2)Oraarr3NaH_(2)PO_(2)+PH_(3)uarr`
b) `2H_(3)PO_(2)overset(Delta)rarr3H_(3)PO_(4)+PH_3`
c) `4H_(3)PO_(3)overset(Delta)rarr3H_(3)PO_(4)+PH_3`
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