The flow of chemical energy through the food chain Animation Play

The formation of a glycoside bond Animation Play

The formation of thymine dimers Slideshow Play

The homolytic fission of C–C and C–H bond Animation Play

The importance of chemical reactions Student activity Play

The inconsistencies in Kekulé's theory of the structure of benzene Student activity Play

The ionic character of s-block-metal compounds Student activity Play

The ionic character of s-block-metal compounds Whiteboard exercise Play

The ionic character of s-block-metal compounds Whiteboard exercise Play

The law of periodicity and the properties of elements Animation Play

The meaning of the chemical formulae Whiteboard exercise Play

The modern periodic table Animation Play

The modern periodic table (1) Student activity Play

The modern periodic table (2) Student activity Play

The nature of chemical reactions Student activity Play

The peptide bond Animation Play

The phenomenon of polarisability Animation Play

The physical properties of the s-block metals Whiteboard exercise Play

The physical properties of the s-block metals (1) Student activity Play

The physical properties of the s-block metals (2) Student activity Play

The polarity of the bond Animation Play

The properties of chemical compounds and their constituent elements Student activity Play

The properties of chemical compounds and their constituent elements Slideshow Play

The reaction between nitrogen and hydrogen Animation Play

The reaction between sodium and water Animation Play