The formation of thymine dimers Slideshow Play

The homolytic fission of C–C and C–H bond Animation 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 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 primary structure of proteins – the amino acid sequence Student activity Play

The relationship between the electronegativity of elements and the chemical properties of their compounds Student activity Play

The role of enzymes in chemical digestion Animation Play

The strength of carbon–carbon bond Animation Play

The strength of the bond Animation Play

The structure and functions of proteins; carbohydrates and fats Student activity Play

The structure of alkanes (1) Student activity Play

The synthesis of organic compounds in an abiotic environment Student activity Play

The vibrating bond Animation Play

Translation – initiation; elongation and termination Animation Play

Trends of properties of alkali metals within the group Animation Play

Trigonal bipyramidal and octahedral geometry Animation Play

Trigonal pyramidal shape of ammonia Animation Play

Types of bond Whiteboard exercise Play

Types of bond in metal hydroxides Animation Play