Question
Chemistry Question on Amines
A compound with nitro group was reduced by Sn/HCl, followed by treatment with NaNO2/HCl and followed by phenol. The chromophore group in the final compound is
A
NO2 group
B
NH2 group .
C
azo group
D
OH group
Answer
azo group
Explanation
Solution
The chromophore group in the final compound is azo group (−N=N−)