Teach Science & Beyond
Teach Science & Beyond
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4 structured lessons covering topics from AS Chemistry Alkanes from the AQA Specification

Lesson 1: Fractional Distillation of Crude Oil

  1. Describe what crude oil contains and to understand its uses
  2. Explain how crude oil is separated into useful fractions on an industrial scale
  3. Explain how crude oil is separated into useful fractions on an industrial scale

Lesson 2: Cracking of Alkanes

  1. To describe what cracking is and its economic benefits
  2. To explain what thermal and catalytic cracking
  3. To compare and evaluate the conditions for and the products of thermal and catalytic cracking

Lesson 3: Combustion of Alkanes

  1. To understand why alkanes are good fuels
  2. To recall the complete and incomplete combustions equations (both word and symbol) of alkanes
  3. To explain the environmental problems associated with pollutant products when alkanes are used as fuels
  4. To explain the use of catalytic convertors and processes such as flue gas desulfurisation to remove gaseous pollutants produced during alkane combustion

Lesson 4: Free Radical Substitution of Alkanes

1)To know what a free radical is
2) To describe the reaction mechanism for the free-radical substitution of alkanes including initiation, propagation and termination
3) To analyse the limitations of radical substitution in synthesis by formation of a mixture of organic products


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