Question
Chemistry Question on Organic Chemistry- Some Basic Principles and Techniques
Which of the following compounds will be suitable for Kjeldahl's method for nitrogen estimation?
A
B
C
D
Answer
Explanation
Solution
Kjeldahl method is not applicable for compounds containing nitrogen in nitro, and azo groups and nitrogen in ring, as N of these compounds does not change to ammonium sulphate under these conditions. Hence only aniline can be used for estimation of nitrogen by Kjeldahl's method.