Question

What is a magneson reagent and explain its uses?

Answer 1

Magneson reagent:

• The Magneson reagent is used to detect the presence of magnesium in a solution.
• The chemical formula of Magneson reagent is ${\mathrm{C}}_{12}{\mathrm{H}}_9{\mathrm{N}}_3{\mathrm{O}}_4$ .
• The chemical name of Magneson reagent is 4-(4-Nitrophenylazo) resorcinol.

Uses of Magneson reagent:

• It is a voilet-colored dye that is used as a pH indicator that shows yellow color below pH $11$ and violet color above pH $13$ at ${25}^{\mathrm{o}}\mathrm{C}$.
• It is an azo dye that functions as the spot test reagent.