P-Block Elements Ques 368
Question: The formula of an oxyacid of phosphorus is $ H_3PO_4 $ . It is a
[MP PMT 1996; CPMT 1999; J & K CET 2005]
Options:
A) Dibasic acid
B) Monobasic acid
C) Tribasic acid
D) Tetrabasic acid
Show Answer
Answer:
Correct Answer: C
Solution:
$ H_3PO_3\to $ Tribasic acid$\rightarrow$ $ 3-OH $ groups are present $ H_3PO_4\to 3{{H}^{+}}+PO_4^{3-} $
