7 hours Test-tube reactions Main chemical ideas: aromatic compounds involving dye making and and their reactions, dyes and dyeing, The storyline then moves dyeing for example . diazonium compounds. – on to synthetic dyes, including picric acid, Dye kits are available for Details of dye structures will be given. chrysodin and mauveine. example . Knowledge of ionic-liquids is no longer The concepts explored in Experiments involving required. this context includes reactions of aromatic The common representations of benzene to electrophilic substitution compounds for example . – be considered are the delocalised model and reactions of benzene, and Using scientific knowledge the triene model. formation of diazonium to modify the chromophore Naming of aromatic acylated products is not compounds. At this point, in relation to dyes (HSW 2). required. the storyline also takes a Formation of diazonium look at the overall structure compounds (HSW 9). of dye molecules and how dyes attach themselves to fibres.
The storyline then moves on to synthetic dyes, including picric acid, chrysodin and mauveine. The concepts explored in this context includes electrophilic substitution reactions of benzene, and formation of diazonium compounds. At this point, the storyline also takes a look at the overall structure of dye molecules and how dyes attach themselves to fibres. 7 hours Test-tube reactions involving dye making and dyeing – for example . Dye kits are available for example . Experiments involving reactions of aromatic compounds – for example . Using scientific knowledge to modify the chromophore in relation to dyes (HSW 2). Formation of diazonium compounds (HSW 9). Main chemical ideas: aromatic compounds and their reactions, dyes and dyeing, diazonium compounds. Details of dye structures will be given. Knowledge of ionic-liquids is no longer required. The common representations of benzene to be considered are the delocalised model and the triene model. Naming of aromatic acylated products is not required.
Chemistry%20B%20lesson%20planning%20support%20-%20all%20topics%20-%2020160204%20release.docx