The mobile phase in chromatography can comprise of which of the following?

Dumas method is a method of estimation of nitrogen.

If a compound has 3 chiral carbons What is the number of optically active isomers?

Thin layer chromatography is used to estimate drugs in formulation.

Nucleophilic reagents behave as __________

In the estimation of sulphur, the organic compound is heated with _______ in a carius tube.

Tropolone is a benzenoid compound.

In crystallization, the compound dissolved in a solvent is more soluble in what temperature?