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Hydro-metallurgical process of extraction of metals is based onA. complex formationB. hydrolysisC. dehydrationD. dehydrogenation |
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Answer» Correct Answer - A Hydrometallurgical process of extraction of metals is based on complex formation ,e.g. `Ag_2S` is converted into `Na[Ag(CN)_2]`. When Zn is added , Ag is displaced . |
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