P-Block Elements Ques 373
Question: The acid which forms two series of salts is
[KCET 1996]
Options:
A) $ H_3PO_4 $
B) $ H_3PO_3 $
C) $ H_3BO_3 $
D) $ H_3PO_2 $
Show Answer
Answer:
Correct Answer: B
Solution:
$ H_3PO_3 $ is a diabasic acid. It forms two types of salts $ NaH_2PO_3 $ and $ Na_2HPO_3 $ .