Isotopes Animation Play

IUPAC names of simple alkyl groups Animation Play

IUPAC names of straight-chain alkanes Animation Play

John Dalton's atomic theory Animation Play

Labelling the periodic table Whiteboard exercise Play

Lactic acid Slideshow Play

Le Chatelier's principle for gas reactions Student activity Play

Lewis structures (dot diagrams) for atoms Animation Play

Lewis structures and electron configurations Whiteboard exercise Play

Ligand types Student activity Play

Light bulbs Slideshow Play

Limitations of Bohr's model of the atom Animation Play

Line emission spectra Student activity Play

Line emission spectra Whiteboard exercise Play

Liquefying of oxygen and nitrogen Illustration Play

Liquid nitrogen Slideshow Play

Little Boy Illustration Play

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

Magnesium oxide Animation Play

Mass defect Simulation Play

Mass defect Simulation Play

Mass defect Whiteboard exercise Play

Mass defect Whiteboard exercise Play

Mass defect Student activity Play

Mass defect Student activity Play