P-Block Elements Ques 298

Question: Which of the following oxides of nitrogen is the anhydride of nitrous acid

[NCERT 1975; AIIMS 1991]

Options:

A) $ NO $

B) $ N_2O_3 $

C) $ N_2O_4 $

D) $ N_2O_5 $

Show Answer

Answer:

Correct Answer: B

Solution:

$ 2HNO_2\to H_2O+N_2O_3 $



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