Lassaigne's test is used for detection of elements N, S, X and P. The sodium fused extract is tested for these elements with appropriate reagents. The observation made in to identify the element present in the organic compound.The sodium fusion of extract of an organic compound containing S, N on treatment FeCl_(3) solution gives a coloured solution. The colour of the solution is

Lassaigne's test is used for detection of elements N, S, X and P. The

1.	Lassaigne's test is used for detection of elements N, S, X and P. The sodium fused extract is tested for these elements with appropriate reagents. The observation made in to identify the element present in the organic compound.The sodium fusion of extract of an organic compound containing S, N on treatment FeCl_(3) solution gives a coloured solution. The colour of the solution is
Answer» blue GREEN yellow blood RED Solution :In Lassaigne.s TEST, organic compound containing both N & S gives blood red COLOUR.