Extracting Copper Learning Objective Describe the extraction of copper. All Most Some state that copper is mined in the form of its ores. (D) describe.

Extracting CopperLearning ObjectiveDescribe the extraction of copper.

All

Most

Some

• state that copper is mined in the form of its ores. (D)

• describe how copper is extracted from its ores. (C)

• explain how copper is extracted from its ores. (B)

23 January 2014

Describe the extraction of 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)

Coppercarbonate

Copperoxide

+ Carbondioxide

CuCo3 CuO + CO2

This is a thermal decomposition reaction.

Describe the extraction of 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)

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 Copper Carbondioxide

+

Metal oxides and carbonDescribe the extraction of 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)

Reducing metals with carbonDescribe the extraction of 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.

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)

Metals and AlloysRead 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.