CHEMISTRY - displacement reactions and extracting metals 0.0 / 5 ? ChemistryAllGCSEAQA Created by: i13ekilcullenCreated on: 05-04-18 20:39 Displacement Reactions - 1 of 7 Displacement of Metals Rule "a more reactive metal will displace a less reactive metal from the aqueous solution of one of its salts" 2 of 7 Oxidisation the loss of electrons - to have oxygen added 3 of 7 Reduction the gain of electrons - the loss of oxygen 4 of 7 Thermal Deocmposition used for elements below copper in the reactivity series - the compound is heated and it decomposes to form the metal 5 of 7 Displacement with Carbon used for elements below carbon in the reactivity series - the compound is heated with carbon, and the carbon displaces the less reactive metal 6 of 7 Electrolysis used for elements above carbon in the reactivity series - an electrical current is passed through the moltern compound 7 of 7
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