P-Block Elements Ques 315
Question: White phosphorus when boiled with strong solution of caustic soda produces
[CPMT 1989,03]
Options:
A) Phosphine
B) Phosphoric acid
C) Phosphorus acid
D) No reaction
Show Answer
Answer:
Correct Answer: A
Solution:
$ P_4+3H_2O+3NaOH\to $ $ \underset{Phosphine}{\mathop{PH_3}}+\underset{Sod\text{. hypophosphite}}{\mathop{3NaH_2PO_2}} $
