A structured lesson including starter activity, AfL work tasks and lesson slides on free radical substitution reactions
By the end of this lesson KS5 students should be able to:
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
Declaimer: Please refrain from purchasing this popular resource for an interview lesson or a formal observation. This is because planning your own lessons, including using your own lesson PowerPoints, is a fundamental skill of a qualified/unqualified teacher that will be assessed during the scenarios outlined above
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Core Organic Chemistry (OCR)
20 well structured chemistry lessons covering topics in Module 4 of the OCR Specification: **Core Organic Chemistry ** *(Note: Lessons on Analytical techniques: IR and Mass spectroscopy are sold as a separate bundle in my shop) * **Lesson 1: Organic and Inorganic Compounds** 1. To describe what organic and inorganic compounds are 2 To compare the strength of bonds in organic and inorganic compounds 3. To explain the molecular shape of carbon containing compounds **Lesson 2: Naming organic compounds** 1. To know the IUPAC rules for naming alkanes and alkenes 2. To know the IUPAC rules for naming aldehyde, ketones and carboxylic acids 3. To construct structural or displayed formulae from named organic compounds and name organic compounds from the structural or displayed formulae **Lesson 3: Types of formulae** 1. To know what is meant by the terms empirical and molecular formula 2. To compare the terms general, structural, displayed and skeletal formula 3. To construct organic compounds using either of the 6 types of formulae **Lesson 4: Isomers** 1. To describe what structural isomers and stereoisomers are 2. To construct formulae of structural isomers of various compounds 3. To construct formulae of E-Z and cis-trans stereoisomers of alkenes **Lesson 5: Introduction To Reaction Mechanisms** 1. To understand that reaction mechanisms are diagrams that illustrate the movement of electrons using curly arrows 2. To understand where curly arrows being and where they end 3. To identify and illustrate homolytic and heterolytic bond fission in reaction mechanisms **Lesson 6: Properties of Alkanes** 1. To know alkanes are saturated alkanes containing sigma (σ)bonds that are free to rotate 2. To explain the shape and bond angle round each carbon atom in alkanes in terms of electron pair repulsion 3. To describe and explain the variations in boiling points of alkanes with different carbon chain lengths and branching in terms of London forces **Lesson 7: Combustion of Alkanes** 1. To understand why alkanes are good fuels 2. To recall the equations (both word and symbol) for complete combustion of alkanes 3. To recall the equations (both word and symbol) for incomplete complete combustion of alkanes **Lesson 8: 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 **Lesson 9: The Properties of Alkenes** 1.To know the general formula of alkenes 2. To explain the shape and bond angle around each carbon atom of a C=C bond 3. To describe how π and σ bonds are formed in alkenes **Lesson 10: Addition Reactions of Alkenes** 1. To know what an electrophile is 2. To describe what an electrophilic addition reaction is 3. To outline the mechanism for electrophilic addition **Lesson 11: Addition Polymerisation** 1. To know the repeat unit of an addition polymer deduced from a polymer 2. To identify the monomer that would produce a given section of an addition polymer 3. To construct repeating units based on provided monomers **Lesson 12: Dealing with Polymer Waste** 1. To understand the benefits for sustainability of processing waste polymers by: Combustion for energy production Use as an organic feedstock for the production of plastics and other organic chemicals Removal of toxic waste products such as HCl 2. To understand the benefits to the environment of development of biodegradable and photodegradable polymers **Lesson 13: Properties of Alcohols** 1. To identify and explain the intermolecular forces that are present in alcohol molecules 2. To explain the water solubility of alcohols, their low volatility and their trend in boiling points 3. To classify alcohols as primary, secondary or tertiary alcohols **Lesson 14: Oxidation of Alcohols** 1. To know that alcohols can undergo combustion reactions in the presence of oxygen 2. To know alcohols can be oxidised by an oxidising agent called acidified potassium dichromate 3. To know the products and reaction conditions for the oxidation of primary alcohols to aldehydes and carboxylic acids 4. To know the products and reaction conditions for the oxidation of secondary alcohols to ketones **Lesson 15: Other Reactions of Alcohols** 1. To know the elimination of H2O from alcohols in the presence of an acid catalyst and heat to form alkenes 2. To know the substitution of alcohols with halide ions in the presence of acid to form haloalkanes **Lesson 16: Haloalkanes and their Reactions (part 1)** 1. To define and use the term nucleophile 2. To outline the mechanism for nucleophilic substitution of haloalkanes **Lesson 17: Haloalkanes and their Reactions (part 2)** 1. To explain the trend in the rates of hydrolysis of primary haloalkanes in terms of the bond enthalpies of carbon-halogen bonds 2. To describe how the rate of hydrolysis of haloalkanes can be determined by experiment using water, ethanol and silver nitrate solution **Lesson 18: Haloalkanes and the environment** 1. To know how halogen radicals are produced from chlorofluorocarbons (CFCs) by the action of UV radiation 2. To construct equations for the production of halogen radicals from CFCs 3. To construct equations for the catalysed breakdown of ozone by Cl. and other radicals (NO.) **Lesson 19: Practical skills for organic synthesis** 1. To demonstrate knowledge, understanding and application of the use of Quickfit apparatus for distillation and heating under reflux 2. To understand the techniques for preparation and purification of an organic liquid including: **Lesson 20: Synthetic routes in organic synthesis** 1. To identify individual functional groups for an organic molecule containing several functional groups 2. To predict the properties and reactions of an organic molecule containing several functional groups 3. To create two-stage synthetic routes for preparing organic compounds ***Declaimer: Please refrain from purchasing this popular resource for an interview lesson or a formal observation. This is because planning your own lessons including using your own lesson PowerPoints is a fundamental skill of a qualified/unqualified teacher that will be reviewed during these scenarios outlined above***
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AS Chemistry: Alkanes (AQA)
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 ***Declaimer: Please refrain from purchasing this popular resource for an interview lesson or a formal observation. This is because planning your own lessons, including using your own lesson PowerPoints, is a fundamental skill of a qualified/unqualified teacher that will be assessed during the scenarios outlined above***
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3 structured lessons covering topics from AS Chemistry Alkanes from the OCR Specification Lesson 1: Properties of Alkanes 1) To know alkanes are saturated alkanes containing sigma (σ)bonds that are free to rotate 2) Explain the shape and bond angle round each carbon atom in alkanes in terms of electron pair repulsion 3) Describe and explain the variations in boiling points of alkanes with different carbon chain lengths and branching in terms of London forces Lesson 2: Combustion of Alkanes 1) To understand why alkanes are good fuels 2) To recall the equations (both word and symbol) for complete combustion of alkanes 3) To recall the equations (both word and symbol) for incomplete complete combustion of alkanes Lesson 3: 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 ***Declaimer: Please refrain from purchasing this popular resource for an interview lesson or a formal observation. This is because planning your own lessons, including using your own lesson PowerPoints, is a fundamental skill of a qualified/unqualified teacher that will be assessed during the scenarios outlined above***
£19.77
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