Question
Chemistry Question on Amines
The Kjeldahl' s method for the estimation of nitrogen can be used to estimate the amount of nitrogen in which one of the following compounds?
A
B
C
D
Answer
Explanation
Solution
Kjeldahl method can’t be used for compound containing nitrogen in the form of NO2, azo groups or if the nitrogen is a part of ring as N of these compounds do not change to ammonium sulphate under these conditions.
Hence it can be only used for option 3.