Nitrogen is prepared on a large scale by the

Nitrogen is prepared on a large scale by the
  • A.
    fractional distillation of liquefied air
  • B.
    decomposition of ammonium dioxonitrate (lll)
  • C.
    electrolysis of brine
  • D.
    Haber process
  • E.
    Contact process
Correct Answer: Option A
Explanation
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