Is it easy to distinguish between a physical change and a chemical change? Student activity Play

Isolating very reactive metals Animation Play

Isotopes Student activity Play

Isotopes of hydrogen, carbon and uranium Animation Play

Lattice formation enthalpy Student activity Play

Lattice formation enthalpy Whiteboard exercise Play

Line emission spectra Student activity Play

Line emission spectra Whiteboard exercise Play

Macroelements Student activity Play

Malleable and ductile metals Student activity Play

Mass spectra of the elements Student activity Play

Mass spectrometry of elements Student activity Play

Melting and boiling points (2) Student activity Play

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

Melting of metal Illustration Play

Metal extraction from ores by reduction Student activity Play

Metallic bonding Student activity Play

Metallic bonding Whiteboard exercise Play

Metallic crystals Student activity Play

Metallic crystals Whiteboard exercise Play

Metals as conductors Slideshow Play

Metals in the Earth's crust Animation Play

Methods for metal extraction Student activity Play

Mineral ions in the human organism Slideshow Play

Minerals Slideshow Play