Chemistry - Metallurgy Question with Solution | TestHub

Froth floatation method is mainly applicable for sulphide ores.
(A) Malachite ores:$\left(\mathrm{C}\mathrm{u}\right(\mathrm{O}\mathrm{H}{)}_2.\mathrm{C}\mathrm{u}\mathrm{C}{\mathrm{O}}_3$
(B) Magnetic ore:$\mathrm{F}{\mathrm{e}}_3{\mathrm{O}}_4$
(C) Siderite ore:$\mathrm{F}\mathrm{e}\mathrm{C}{\mathrm{O}}_3$
(D) Galena ore: PbS (Sulphide ore)