1. trình hoá các hoá saua,           NH3  N2 Mg3N2 NH3 NH4NO3 N2O    HCl NH4Cl NH4NO3 NH3     NO NO2 HNO3 Cu(NO3)2 CuO N2 b, NH4NO2  N2  NO  NO2  NaNO3  O2                                                                  NH3  Cu(OH)2  [Cu(NH3)4](OH)2                     d,   N2   NH3  NH4Cl  NH3  NH4NO3  N2O                NO  NO2         HNO3  Cu(NO3)2  KNO3  KNO2                                        Fe(OH)2  Fe(NO3)3   Fe2O3   Fe(NO3)3e, (NH4)2CO3  NH3   Cu  NO  NO2  HNO3  Al(NO3)3                                          HCl  NH4Cl  NH3  NH4HSO42. trình hoá các sau   a, Fe + HNO3đ NO2 + ...                                          b, Fe3O4  + HNO3l NO  +  ...   c, Fe2O3  +  HNO3l ...                                                d, Fe(OH)2 + HNO3l NO + ...   e, Fe(OH)3 + HNO3l  ...                                             g, FexOy + HNO3l NO + ...   h, Kim M hoá n + HNO3 NO + ...   i, Al + HNO3 N2O + NO +... ( mol N2O : NO = 1 : 3)   k,...