MCQ
Pure nitrogen can be prepared from
  • A
    $N{H_4}OH$
  • B
    $C{a_3}{N_2}$
  • $N{H_4}N{O_2}$
  • D
    $Ba{(N{O_3})_2}$

Answer

Correct option: C.
$N{H_4}N{O_2}$
c
(c) $N{H_4}N{O_2}\, \to \,{N_2} + 2{H_2}O$

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