P-Block Elements Ques 321
Question: $ P_2O_5 $ is heated with water to give
[CBSE PMT 1991; DPMT 2000]
Options:
A) Hypophosphorus acid
B) Orthophosphorus acid
C) Hypophosphoric acid
D) Orthophosphoric acid
Show Answer
Answer:
Correct Answer: D
Solution:
$ P_2O_5+3H_2O\to 2H_3PO_4 $ orthophosphoric acid.