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 $