Description of events Student activity Play

Description of events – two fair coins Whiteboard exercise Play

Developmental stages of the frog Slideshow Play

Dioxins Student activity Play

Dispersion forces (London forces) Student activity Play

Dispersion forces in halogens Animation Play

Electronegativity and the nature of bonds (1) Student activity Play

Electrophiles as Lewis acids Animation Play

Electrophiles, nucleophiles and carbocations Student activity Play

Embryo development Slideshow Play

Embryonic stage – the first 8 weeks of embryo development Student activity Play

Equally likely events Animation Play

Equally likely outcomes Student activity Play

Events Animation Play

Events Student activity Play

Events Student activity Play

Events and experiments Animation Play

Factors affecting dispersion forces Student activity Play

Features of an ovum cell Whiteboard exercise Play

Geometrical isomerism in alkenes Student activity Play

Health effects of dioxins Slideshow Play

Homolytic fission of non-polar bonds. Free radical reactions Student activity Play

Homolytic fission of non-polar bonds. Free radical reactions Whiteboard exercise Play

How do phospholipids behave in water? Slideshow Play

Hydrogen bond and dispersion forces Animation Play