NH3 (1)-> N2 (2)-> NO2 (3)-> HNO3 (4)-> Cu(NO3)2

Question

NH3 (1)-> N2 (2)-> NO2 (3)-> HNO3 (4)-> Cu(NO3)2

Answer 1

4NH3 + 3O2 = 2N2 + 6H2O
N2 + 2O2 = 2NO2 (эл. дуга)
2NO2 + H2O = HNO2 + HNO3
2HNO3 + Cu(OH)2 = Cu(NO3)2 + 2H2O