Q.

In organic compounds, nitrogen is estimated by –

A. Carius method
B. Victor-Meyees method
C. Liebigs method
D. Dumas' method
Answer» D. Dumas' method
Explanation: In Dumas' method, a known quantity of nitrogen containing organic compound is heated strongly with excess of copper oxide in an atmosphere of carbon dioxide to produce free nitrogen in addition to carbon dioxide and water.
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