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which metals displace others in reactions?

potassium+ iron oxide ->.....

carbon can be used to extract some metals from their ores

copper oxide+carbon -> copper+carbon dioxide what has happened?

what is coke?

what is limestone used for in a blast furnace?

what is hot air in a blast furnace used for?

what does the limestone in a blast furnace react with to make ****?

what is **** used for?

what is bauxite?