Mean bond enthalpies and interactions between bonds Student activity Play

Measurement of mass change during the reaction Whiteboard exercise Play

Measuring (1) Class activity Play

Measuring (1) Whiteboard presentation Play

Mechanism of nucleophilic addition Whiteboard exercise Play

Mechanism of nucleophilic addition Student activity Play

Melting points of oxides of Period 3 elements Animation Play

Metal alloys Student activity Play

Metals in the Earth's crust Animation Play

Methods of obtaining vaccines Student activity Play

Minerals and ores Student activity Play

Miscellaneous problems Student activity Play

Mitosis in animal and plant cells Animation Play

Mixtures Class activity Play

Mixtures Student activity Play

Mixtures and compounds Illustration Play

Molar interpretation of molecular formulae Whiteboard exercise Play

Molar interpretation of molecular formulae Student activity Play

Molecular crystals Whiteboard exercise Play

Molecular crystals Student activity Play

Molecules with five or six covalent bonds Student activity Play

More than six covalent bonds Animation Play

Mosses – spore-bearing plants with a dominant gametophyte generation Whiteboard exercise Play

Most exothermic reactions are spontaneous Animation Play

Movement Student activity Play