Lewis structure of a hydrogen molecule Animation Play

Lewis structures (dot diagrams) for atoms Animation Play

Light phase and dark phase of photosynthesis Animation Play

Light phase and dark phase of photosynthesis Student activity Play

Limitations of Bohr's atomic model Animation Play

Lipids – the energy source of the cell Student activity Play

Manufacture of hydrogen Whiteboard exercise Play

Markovnikov’s rule Student activity Play

Mass percentage of hydrogen in methane Whiteboard exercise Play

Mean bond enthalpies and interactions between bonds Student activity Play

Meaning of the symbol pH Animation Play

Measurement of the volume of gas during decomposition of a substance Animation Play

Melting Student activity Play

Metal alloys Student activity Play

Metals Student activity Play

Methods for metal extraction Student activity Play

Mixing of atomic orbitals: sp hybridisation Student activity Play

Mixing of atomic orbitals: sp2 hybridisation Student activity Play

Mixing sulphuric acid with water Animation Play

Model of glucose Animation Play

Model of glycerol Animation Play

Molar interpretation of chemical equations (1) Student activity Play

Molar interpretation of molecular formulae Animation Play

Molar interpretation of molecular formulae Student activity Play

Molar volume (1) Student activity Play