Nitrogen detection in an organic compound is carried out by Lassaigne’s test. The blue colour formed is due to the formation of
A. Fe3 [Fe(CN)6]2
B. Fe4 [Fe(CN)6]3
C. Fe4 [Fe(CN)6]2
D. Fe3 [Fe(CN)6]3
Answer:B
Nitrogen detection in an organic compound is carried out by Lassaigne’s test. The blue colour formed is due to the formation of
A. Fe3 [Fe(CN)6]2 B. Fe4 [Fe(CN)6]3 C. Fe4 [Fe(CN)6]2 D. Fe3 [Fe(CN)6]3