Ammonia - HNO3

Ammonia - HNO3

Ammonia Preparation and Ammonia Properties

Ammonia: HNO3

Preparation
:

  1. From Ammonium Salts

    2NH4Cl + Ca(OH)2  CaCl+ 2NH3 + 2H2O

  2. From nitrides 

    Mg3N2 + 6H2 3Mg(OH)2 + 2NH3

  3. Haber's Process

    N2 + 3H 2NH3

  4. Cyanamide Process

    CaC2 + N2  CaCN2 + C

    CaCN2 + 3H2 CaCO+ 2NH3

  5. Serpeck's Process

    Al2O3 + 3C + N2  2AIN + 3CO

    AlN + 3H2 Al(OH)3 + NH3


Properties:
 

  1. 4NH+ 3O2  2N+ 6H2O

    4NH+ 5O2  4NO + 6H2O

  2. 8NH3 + 3Cl2  N2 + 6NH4Cl

  3. NH+ 3Cl2  NCl3 + 3HCl

  4. 2Na + 2NH 2NaNH2 + H2

  5. Ag+ + 2NH3  [Ag(NH3)2]+

  6. Cu2+ + 4NH3  [Cu(NH34]+2

  7. 2K2Hgl+ NH3 + 3KOH  H2N.HgO. Hgl + 7Kl + 2H2O
    (Brown ppt)
     
    HgCl2 + 2Kl  2KCl + Hgl2

    Hgl2 + 2Kl  K2Hgl4
    Nessler's Reagent


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