GCSE Chemistry Revision "Extraction of Metals"

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In this video, we look at how displacement reactions can be used to extract metals from their compounds looking specifically at the extraction of iron. We then look at these reactions in terms of oxidation and reduction.

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Gold nugget (image from wikimedia images Aram Dulyan)

Iron oxide (By Dave Dyet http://www.shutterstone.com http://www.dyet.com (Own work) [Public domain], via Wikimedia Commons)

Copper oxide (By Didier Descouens (Own work) [CC BY-SA 3.0 (http://creativecommons.org/licenses/b...)], via Wikimedia Commons)