how is zinc separate by it ore explain by step by step
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Zinc is extracted from the purified zinc sulfate solution by electrowinning, which is a specialized form of electrolysis. The process works by passing an electric current through the solution in a series of cells. This causes the zinc to deposit on the cathodes (aluminium sheets) and oxygen to form at the anodes
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The basic steps in this process include
(1) preparation of a zinc sulfate solution by leaching zinc oxide calcines (produced by the roasting of sulfide concentrates) in dilute sulfuric acid,
(2) purification of the resulting zinc sulfate solution,
(3) electrolysis of the purified solution.
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