Which oxides of nitrogen are neutral oxides ?

Nitrogen forms several oxides. Why?

Which oxide of nitrogen has oxidation number of N same as that in nitric acid ?

Choose the acidic oxides, basic oxides and neutral oxides from the following N O_2 , Na_2 ,O, CO_2 ,CO,S O_2 , H_2 O,MgO,CaO

The oxide of nitrogen formed by thermal decoposition of NH_(4)NO_(3) is

Which of the following oxides of nitrogen is the anhydride of nitrous acid?

Among the oxides of nitrogen, a brown coloured gas is

The oxide of nitrogen existing in the solid state at room temperature is