Mass spectrometry. Part I Class activity Play

Mass spectrum of compound C Whiteboard exercise Play

Matter and its structure Slideshow Play

Mean bond enthalpies and interactions between bonds Chart Play

Mean bond enthalpies and interactions between bonds Student activity Play

Mean bond enthalpy 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 enzymatic reactions Student activity Play

Mechanism of nucleophilic addition Student activity Play

Mechanism of nucleophilic addition Whiteboard exercise Play

Melting and boiling points (2) Student activity Play

Melting and boiling points of sodium, magnesium and aluminium Animation Play

Melting points of oxides of Period 3 elements Animation Play

Metal alloys Student activity Play

Metallic crystals Student activity Play

Metals in the Earth's crust Animation Play

Microscope structure Whiteboard exercise Play

Microscopic structure of a skeletal muscle Slideshow Play

Minerals and ores Student activity Play

Miscellaneous problems Student activity Play

Mitochondrion structure Animation Play

Mixing of atomic orbitals: sp hybridisation Student activity Play

Mixing of atomic orbitals: sp hybridisation Whiteboard exercise Play