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.