equations C2-chemistry 0.0 / 5 ? ChemistryequationsGCSEOCR Created by: georgiadunnCreated on: 30-03-16 14:05 thermal decomposition of calcium carbonate: calcium carbonate= calcium carbonate=calcium oxide+carbon dioxide 1 of 11 thermal decomposition of calcium carbonate:CaCO = CaCO =CaO+CO 2 of 11 half- equation for the electrolysis of copper:cathode:Cu +2e = Cu +2e =Cu 3 of 11 half- equation for the electrolysis of copper:anode:Cu-2e = Cu-2e =Cu 4 of 11 Rusting: iron+oxygen+water= iron+oxygen+water=hydrated iron(III) oxide (rust) 5 of 11 the haber process: nitrogen+hydrogen nitrogen+hydrogen ammonia 6 of 11 the haber process:N +3H N +3H 2NH 7 of 11 ionic equation for a neutralisation reaction:H +OH = H +OH =H O 8 of 11 fertilizers= ammonia+acid 9 of 11 Half equation for the electrolysis of brine:cathode:2H +2e = 2H +2e =H 10 of 11 Half equation for the electrolysis of brine:anode:2Cl -2e = 2Cl -2e =Cl 11 of 11
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