70 likes | 325 Views
23 January 2014. Extracting Copper. Learning Objective Describe the extraction of copper. Some. explain how copper is extracted from its ores. (B). Most. All. describe how copper is extracted from its ores. (C). state that copper is mined in the form of its ores. (D).
E N D
23 January 2014 Extracting Copper Learning Objective Describe the extraction of copper. Some • explain how copper is extracted from its ores. (B) Most All • describe how copper is extracted from its ores. (C) • state that copper is mined in the form of its ores. (D)
Describe the extraction of copper. Copper carbonate Copper oxide Carbon dioxide + CuCo3 CuO + CO2 This is a thermal decomposition reaction. All – state that copper is mined in the form of its ores.(D) Most – describe how copper is extracted from its ores. (C) Some – explain how copper is extracted from its ores. (B)
Describe the extraction of copper. CuCo3 CuO + CO2 This is a thermal decomposition reaction. 2CuO + C 2Cu + CO2 This is the reduction of copper (II) oxide by carbon. Copper (II) oxide Carbon dioxide + carbon Copper + All – state that copper is mined in the form of its ores.(D) Most – describe how copper is extracted from its ores. (C) Some – explain how copper is extracted from its ores. (B)
Describe the extraction of copper. Metal oxides and carbon All – state that copper is mined in the form of its ores.(D) Most – describe how copper is extracted from its ores. (C) Some – explain how copper is extracted from its ores. (B)
Describe the extraction of copper. Reducing metals with carbon All – state that copper is mined in the form of its ores.(D) Most – describe how copper is extracted from its ores. (C) Some – explain how copper is extracted from its ores. (B)
Describe the extraction of copper. Metals and Alloys Read pages 146 and 147 in the text book. Do questions 1 to 5 – don’t write the question out but start your answer so that it is clear what you are talking about (full sentences). Pages 170 and 171 Do exam questions 3, 4 and 5. All – state that copper is mined in the form of its ores.(D) Most – describe how copper is extracted from its ores. (C) Some – explain how copper is extracted from its ores. (B)