Lewis theory of acids and bases Whiteboard exercise Play

Lexan Animation Play

Ligand exchange reactions Class activity Play

Ligand exchange reactions Whiteboard presentation Play

Ligand types Student activity Play

Ligand types Glossary Play

Light and the electromagnetic spectrum Student activity Play

Light and the electromagnetic spectrum Whiteboard exercise Play

Light bulbs Slideshow Play

Limestone and chalk Slideshow Play

Limestone, chalk, marble Student activity Play

Limestone, chalk, marble Whiteboard exercise Play

Limitations of acid-base titrations Student activity Play

Limitations of acid-base titrations Chart Play

Limitations of Bohr's atomic model Animation Play

Limitations of Bohr's model of the atom Animation Play

Line emission spectra Student activity Play

Line emission spectra Whiteboard exercise Play

Liquefaction of air Animation Play

Liquefying of oxygen and nitrogen Illustration Play

Liquid Animation Play

Liquid catalysts Animation Play

Liquid nitrogen Slideshow Play

Liquid-vapour equilibrium Student activity Play

Liquid-vapour equilibrium Illustration Play

Liquids Class activity Play

Liquids Whiteboard presentation Play

Liquids Animation Play

Liquids miscible with water Animation Play

Living organisms Slideshow Play