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CGP EDU Academic Team
Published on: August 13, 2026
In Dumas method for the estimation of N 2 , the sample is heated with copper oxide and the gas evolved is passed over :
Text Solution
Verified by ExpertsThe correct answer is:
B
Duma's method. The nitrogen containing organic compound, when heated with CuO in a atmosphere of CO 2 , yields free N 2 in addition to CO2 and H 2 O.
Traces of nitrogen oxides formed, if any, are reduced to nitrogen by passing the gaseous mixture over heated copper gauze.
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