Interpretation of the weighted mean Animation Play

Is the synthesis of ammonia spontaneous? Animation Play

Isotopes Animation Play

Le Chatelier's principle for gas reactions Student activity Play

Left hand rule Animation Play

Left-hand rule Simulation Play

Left-hand rule Whiteboard exercise Play

Left-hand rule Student activity Play

Lenz's Law Animation Play

Lenz's Law Student activity Play

Lenz's Law Whiteboard exercise Play

Lewis structures (dot diagrams) for atoms Animation Play

Light bulbs Slideshow Play

Linear sequences Student activity Play

Linear sequences Whiteboard exercise Play

Linear sequences – finding the rules Student activity Play

Linear sequences – finding the rules Whiteboard exercise Play

Linear sequences – finding the rules and missing terms Whiteboard exercise Play

Liquefying of oxygen and nitrogen Illustration Play

Liquid nitrogen Slideshow Play

Lorentz force Whiteboard exercise Play

Lorentz force Student activity Play

Macro-elements; trace elements and ultra-trace elements Slideshow Play

Magnetic field lines around a straight conductor Animation Play

Markovnikov's rule Whiteboard exercise Play