HARDMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryPractical Organic ChemistryAchiever Section

Which of the following reactions occur during the detection of nitrogen in organic substances by Lassaigne’s test?

A.Na + C + N → NaCN

B.FeSO₄ + 6NaCN → Na₄[Fe(CN)₆] + Na₂SO₄

C.3Na₄[Fe(CN)₆] + 2Fe(SO₄)₃ → Fe₄[Fe(CN)₆]3 +

D.All of these✓ Correct

Explanation

All reactions occur during defection of nitrogen in organic substance by lassaigne's test.

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