Aromatic compounds burn with a sooty flame because

Aromatic compounds burn with sooty flame because_____

An organic compound burns with a sooty flame. Is it saturated or unsaturated compounds.

An organic compound burns with a sooty flame. Is it saturated or unsaturated compound ? Justify.

An organic compound 'A' burns with a sooty flame . It is negative towards Tollen's reagent test and positive for Borsche's reagent test . The compound 'A' is