Q9Multiple choice
Dinitrogen and dioxygen are main constituents of air but these do not react with each other to form oxides of nitrogen because _________.
- (i)the reaction is endothermic and requires very high temperature.
- (ii)the reaction can be initiated only in presence of a catalyst.
- (iii)oxides of nitrogen are unstable.
- (iv)N2 and O2 are unreactive.
Show answer
(i) the reaction is endothermic and requires very high temperature.