Sigma (σ) bond Whiteboard exercise Play

Sigma bonds in fluorine molecule Animation Play

Sigma bonds in hydrogen fluoride molecule Animation Play

Size of matter Student activity Play

Size of matter Whiteboard exercise Play

Sodium hydroxide Animation Play

Solid substances as catalysts in reactions in the gaseous phase Animation Play

Solid-liquid phase change Student activity Play

Solids Class activity Play

Solids Whiteboard presentation Play

Solids Student activity Play

Solids Whiteboard exercise Play

Solubility Student activity Play

Solubility Student activity Play

Solubility of silver halides in aqueous ammonia solution Animation Play

Solutions Student activity Play

sp3 Hybridisation Student activity Play

Spectroscopy and electromagnetic radiation Student activity Play

Spectroscopy and quantisation of energy Animation Play

Spontaneous changes and probability Student activity Play

Spontaneous changes and probability Whiteboard exercise Play

Stability of the metal complexes with multidentate ligands Animation Play

Standard enthalpy change for hydrogenation of ethene Animation Play

Standard enthalpy of atomisation Student activity Play

Standard enthalpy of atomisation of non-metals Animation Play