Hydrogen and its compoundHard

Question

On heating ammonium dichromate, the gas evolved is :

Options

A.oxygen

B.ammonia

C.nitrous oxide

D.nitrogen

Solution

Ammonium dichromate on heating liberates N₂.
(NH₄)₂Cr₂O₇ Cr₂O₃ + N₂ + 4H₂O

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