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How is copper extracted from low-grade copper ores?
Answers (1)
Copper is extracted from low grade ores by the process of hydrometallurgy. Acid or bacteria is used in its leaching process. In the process, ore is treated with a suitable regent that dissolves ore but not the impurities. Scrap iron, zinc or is used to treat the solution containing copper ions
and the reactions are as:
In this way, copper, is obtained.
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