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Which of the following processes involves heating a carbonate ore to form metal oxide?(a) Leaching(b) Smelting(c) Ore Reduction(d) CalcinationI got this question in quiz.My doubt is from P-Block Elements in section P-Block Elements of Chemistry – Class 12

Answer» CORRECT OPTION is (d) Calcination

Explanation: In general metallurgy, calcination is the PROCESS of heating a metal ORE to convert it to its corresponding metal oxide. For e.g. zinc carbonate (calamine ore) is heated to FORM zinc oxide which is then reduced by electrolysis in the presence of sulfuric acid to obtain zinc metal.


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