Sigma (σ) bond Whiteboard exercise Play

Sigma bonds in hydrogen fluoride molecule Animation Play

Silicones Slideshow Play

Simplified notation of the configuration of an element Animation Play

Single carbon–carbon bond Animation Play

Soil Student activity Play

Solid, liquid and gaseous states Student activity Play

Solids Student activity Play

Solubility Student activity Play

Solubility of alcohols Animation Play

Solubility of oxygen Slideshow Play

Sorting metals by their reactivity with oxygen Whiteboard exercise Play

sp3 Hybridisation Student activity Play

Spectral analysis Illustration Play

Spectral analysis Student activity Play

Spectrum of hydrogen Whiteboard exercise Play

Spectrum of hydrogen Student activity Play

Stability of carbocations Student activity Play

Standard electrochemical potential Whiteboard presentation Play

Standard electrochemical potential Class activity Play

Standard enthalpies of combustion for selected substances Chart Play

Standard enthalpies of formation for elements Chart Play

Standard enthalpy change Student activity Play

Standard enthalpy change Animation Play

Standard enthalpy change for hydrogenation of ethene Animation Play