Absorption of light by transition metal ions Animation Play

Acylation of benzene by the Friedel–Crafts method Whiteboard exercise Play

Acylation of benzene by the Friedel–Crafts method Student activity Play

Addition of elements to alkenes Student activity Play

Addition of hydrogen – hydrogenation Animation Play

Addition of water to alkenes Animation Play

Addition of water to alkenes Student activity Play

Addition polymerisation Student activity Play

Addition polymerisation Animation Play

Addition reaction – hydrogenation Student activity Play

Addition reactions of unsaturated fats Slideshow Play

Alkylation of benzene by the Friedel–Crafts method Student activity Play

Application of catalysts Slideshow Play

Application of inhibitors Animation Play

Aqua regia Animation Play

Autocatalysis Animation Play

Autocatalysis Student activity Play

Balancing equations for redox reactions in acidic solution using half-equations Animation Play

Balancing equations for redox reactions in acidic solution using half-equations Student activity Play

Balancing equations for redox reactions in alkaline solution using half-equations Animation Play

Balancing equations for redox reactions in alkaline solution using half-equations Student activity Play

Biochemical processes Slideshow Play

Biological removal of nitrogen and phosphorus compounds Student activity Play

Calculating the electromotive force of a cell Animation Play

Calculating the standard electromotive force of a voltaic cell Student activity Play