Question

extraction of metals from its Ores
present in the earth crust

Answer 1

The method used to extract metals from theore in which they are found depends on theirreactivity. For example, reactive metals such as aluminium are extracted by electrolysis, while a less-reactive metal such as iron may be extracted by reduction with carbon or carbon monoxide.


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Answer 2

means that there are several metals present in their ores or the metal containing rocks ,example for for iron hematite is the ore,for alluminium bauxite is the ore ..bhai brainlist