Home Chemistry Some Basic Concepts of Chemistry JEE Main 2021-Mole Concept Nitrogen can be estimated by Kjeldah's metho…
Chemistry Some Basic Concepts of Chemistry JEE Main 2021-Mole Concept Single Correct MCQ
Published on: August 13, 2026

Nitrogen can be estimated by Kjeldah's method for which of the following compound?

A
B
C
D

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The correct answer is:
B


Kjeldahl method is not applicable to compounds containing nitrogen in nitrogroup, Azo groups and nitrogen

present in the ring (e.g Pyridine) as nitrogen of these compounds does not change to Ammonium sulphate

under these conditions.

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