7 Chlorination of alkanes 3.3.2.4 Chlorination of alkanes 6.5 The reaction of methane with Explain the stages of the write equations to show the free radical chlorine. free radical mechanism substitution of methane with chlorine during homolytic fission identify the initiation, propagation and Students should be able to of a chloroalkane. termination in the free radical explain this reaction as a mechanism substitution mechanism Explain why ultraviolet light can be involving initiation, propagation used to break the C-Cl bond using E= hv and termination steps. 8 Debating the uses of 6.1 6.5 – alkanes are fuels Explain the importance of alkanes as Work in groups to and how they are derived prepare a debate Explain all the problems surrounding sources to explain their use and the impact these have on whether or alkanes humans and other organisms should remain our Use evidence well in conjunction with primary source fuel, reasoned arguments assuming that supplies do not run out. Evidence from chemical reactions and other sources must be used. Research can be carried out to find further evidence. Groups should prepare arguments for both sides of the debate. One hour lessons Learning Outcomes Specification Content Skills Covered Student Required Practicals Book Section
7 Chlorination of alkanes Explain the stages of the free radical mechanism during homolytic fission of a chloroalkane. write equations to show the free radical substitution of methane with chlorine identify the initiation, propagation and termination in the free radical mechanism Explain why ultraviolet light can be used to break the C-Cl bond using E= hv 3.3.2.4 Chlorination of alkanes The reaction of methane with chlorine. Students should be able to explain this reaction as a substitution mechanism involving initiation, propagation and termination steps. 6.5 8 Debating the uses of alkanes are fuels Work in groups to prepare a debate sources to explain whether or alkanes should remain our primary source fuel, assuming that supplies do not run out. Evidence from chemical reactions and other sources must be used. Research can be carried out to find further evidence. Groups should prepare arguments for both sides of the debate. Explain the importance of alkanes as and how they are derived Explain all the problems surrounding their use and the impact these have on humans and other organisms Use evidence well in conjunction with reasoned arguments 6.1 – 6.5 One hour lessons Learning Outcomes Specification Content Skills Covered Student Book Section Required Practicals
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