Fractional distillation of hydrocarbons in oil are Students write balanced equations Practical: fractional distillation of crude oil. separated on the basis of for a variety of cracking reactions. June 2004 crude oil their different boiling points. Unit 3 Q5 Crude oil is a mixture of RSC Videos and animations on saturated hydrocarbons Recall the conditions for fractional distillation of crude oil which can be separated thermal and catalytic by fractional distillation. cracking. Animations of fractional distillation 3.3.2.2 Understand that cracking Cracking. involves breaking C-C bonds, and explain why it is Thermal and catalytic economically important. cracking: why cracking is useful and the type of products formed. 3.3.2.3 0.6 Write equations for the Practical demonstration: methane June 2010 Methane bubbles Combustion of alkanes. weeks complete and incomplete bubbles. Unit 1 Q4 combustion of alkanes. Alkanes as Students write balanced equations June 2010 about catalytic converters Complete and Explain how a number of for a variety of combustion Unit 1 Q5 incomplete combustion. pollutants including NOx, reactions. CO, C and unburned January 2004 Use of catalytic hydrocarbons are formed in Unit 3 Q2 converter in internal the internal combustion combustion engines to engine and how their January 2009 remove pollutants. emissions can be reduced. Unit 1 Q6a, 6b,6c and 6d Why SO2 may be formed when fuels are burned and
Fractional distillation of crude oil. Crude oil is a mixture of saturated hydrocarbons which can be separated by fractional distillation. 3.3.2.2 Cracking. Thermal and catalytic cracking: why cracking is useful and the type of products formed. hydrocarbons in oil are separated on the basis of their different boiling points. Recall the conditions for thermal and catalytic cracking. Understand that cracking involves breaking C-C bonds, and explain why it is economically important. Students write balanced equations for a variety of cracking reactions. June 2004 Unit 3 Q5 Practical: fractional distillation of crude oil RSC Videos and animations on fractional distillation of crude oil Animations of fractional distillation 3.3.2.3 Combustion of alkanes. Alkanes as Complete and incomplete combustion. Use of catalytic converter in internal combustion engines to remove pollutants. 0.6 weeks Write equations for the complete and incomplete combustion of alkanes. Explain how a number of pollutants including NOx, CO, C and unburned hydrocarbons are formed in the internal combustion engine and how their emissions can be reduced. Why SO2 may be formed when fuels are burned and Practical demonstration: methane bubbles. Students write balanced equations for a variety of combustion reactions. June 2010 Unit 1 Q4 June 2010 Unit 1 Q5 January 2004 Unit 3 Q2 January 2009 Unit 1 Q6a, 6b,6c and 6d Methane bubbles about catalytic converters
AQA-7404-B-SOW.DOCX