1.

Dinitrogen cannot be librated by :

Answer»

decompostion of ammonium dichromate.
reaction of ammonia with heated CUPRIC
reaction of ammonia with bleaching powder.
heating ammonium CARBONATE.

Solution :Heating of ammonium carbonate does not give `N_(2)` but INSTEAD it LIBERATES `NH_(3)`.
`(NH_(4))_(2)CO_(3)overset(DELTA)to2NH_(3)+CO_(2)+H_(2)O`


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