The most acidic oxide among the following is
Explanation for correct option:
A.
Non-metallic oxide:
Acidic oxides of Nitrogen:
Explanation for incorrect options:
B. Phosphorus lies below Nitrogen in Group-. As the nature of the acidic oxide decreases down the group. Thus, is less acidic oxide than .
C. In Nitrogen dioxide , Nitrogen exits in oxidation state. Thus, it will be less acidic in nature than .
D. In Nitrogen tetraoxide , Nitrogen exits in oxidation state. Thus, it will be less acidic in nature than .
Hence, the correct option is A i.e. .