PH(3) can be obtained by :...

`PH_(3)` can be obtained by :

A

heating hypophosphorus acid

B

heating orthophosphorus acid

C

reacting white phosphorus with hot conc. NaOH

D

all

Verified by Experts

The correct Answer is:

C

(c) `P_(4)+3NaOH + 3H_(2) rarr 3NaH_(2)PO_2 +PH_3`
While heating oxyacids yields oxides and water.

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