Question

NO2 is termed as a double acid anhydride

Answer 1

Hi friend,

-----------------------------------------------------
Mixed anhydride or double acid anhydride is the compound that react with water to form a mixture of two acidic anhydride
NO2 is called mixed anhydride because because it reacts with water to from the following mixture

2NO2 + H20--- HNO2 + HNO3

-----------------------------------------------------

Hope this helps u
Plzz mark as brainliest ^_^

Answer 2

oxides which produce acidic solutions on reaction with water are called acid anhydride