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Extracting metals from their ores Rocks containing a considerable amount of a metal are called ores. The metal in the ore is present in its impure form as compounds ...
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In this GCSE Chemistry quiz, one of a series on metals, we look at the extraction of metals such as copper from both high grade and low grade ores.
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The method used to extract a metal depends on where the metal is in the reactivity series.
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Extracts from this document... Introduction. Extraction by Bacteria Leaching Copper and Gold can be extracted from their ores by using bacteria leaching.
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The least reactive, like gold and silver, occur 'native' which means that they exist as the metal itself. Extracting them is just a matter of chipping them out of the...
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