The chemical treatment of the ore for concentration is done in the cas – InterviewSolution

1.	The chemical treatment of the ore for concentration is done in the case of
Answer» aluminium SILVER copper gold Solution :Chemical treatment is done in the extraction of metals like Al, Ag, Au, ETC . Al ore bauxite is leached with NAOH. Au, Ag leached with NaCN. For .Cu ore `(CuFeS_(2))` concentration done by froth FLOTATION. It is a physical method

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