CORRECT statement for leaching is are It is commercially used of ores of Ag Au Al Silver and gold ores are leached out in the

Question

CORRECT statement for leaching is are It is commercially used of ores of Ag Au Al Silver and gold ores are leached out in the form of water soluble complex ions In Bayer s process Fe O3 does not react with leaching reagent Precipitation of Al OH 3 is obtained by adding CO into NaAlO2 solution

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