In Lassaigne’s test the complex responsible for the violet colour is

In the Lassaigne's test for the detection of sulphur, the purple colour is due to the formation of

Which of the following complexes is responsible for the brown colour of the ring formed in the ring test for the nitrates?

In lassaigne test thio urea is converted into :

Nitrogen detection in an organic compound is carried out by Lassaigne’s test. The blue colour formed corresponds to which of the following formulae?

Which colour will appear in the Lassaigne's test if the compound contains both nitrogen and sulphur ?

In Lassaigne's test, the following reagent is used to test the presence of both N and S.

In lassaigne's test a blue colour is obtained if the organic compound contains nitrogen. The blue colour is due to

In Lassaigne's test the organic compound is fused with Na followed by extraction with distilled water, possible fusion product(s) is/are

What do we notice in Lassaigne's test if the compound contains both nitrogen and sulphur ?

In the Lassaigne's test , one of the organic compound gave red colour with FeCl_(3) .Ccompound can be: