P-Block Elements Ques 266

Question: Which acid is formed by $ P_2O_3 $

[MP PET 1991]

Options:

A) $ H_3PO_4 $

B) $ H_3PO_3 $

C) $ HPO_3 $

D) $ H_4P_2O_7 $

Show Answer

Answer:

Correct Answer: B

Solution:

$ P_2O_3+3H_2O\to 2H_3PO_3 $



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