It self ionises as `NO^(+),NO_(3)^(-)` Subtance containing `NO^+` is said to be acid and that containing `NO_3^(-)`is said to be base It is PARAMAGNETIC It is dimer of `NO_2`
Solution :`N_2O_4` is a dimer of `NO_2`. DIAMAGNETIC it exists as `NO^(+) and NO_3^(Theta)`