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How is copper extracted from low gade ores or scraps ? |
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Answer» Solution :Copper is EXTRACTED by hydrometallurgy from low grade ores. It is leached out using ACID or bacteria. The solution contianing copper IONS `(Cu^(2+))` is treated with SCRAP iron or `H_2` as : `Cu^(2+) (aq)+ H_2(g) to Cu(s)+ 2H^(+) (aq)` In this way, copper is OBTAINED. |
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