Question

Z non metal a which is the largest constituent of air when heatec with h2 in 1:3 in the presence of catalyst fe gives a gas b on heating eith o2 it gives an oxide c if this oxide is passed into water in thd presence of air it gives an acid d which acts as a strong oxidising agent idebtify abcd

Answer 1

A is nitrogen

B is ammonia (NH3)

N+H2=NH3

C is NO2(Nitrogen dioxide)

N +O2 =NO2

D is HNO3

NO2+H2O=NO +HNO3

Answer 2

Here is your answer.