Lone electron pairs affect the shape of the molecule (1) Student activity Play

Low-energy house Student activity Play

Making water Animation Play

Manufacture of sulphuric(VI) acid Student activity Play

Manufacture of sulphuric(VI) acid from sulphur Animation Play

Mass percent concentration Whiteboard exercise Play

Mass percent concentration Student activity Play

Mean bond enthalpy Student activity Play

Meaning of the symbol pH Animation Play

Melting and freezing Animation Play

Melting and freezing Student activity Play

Melting of ice and pressure Animation Play

Melting point Student activity Play

Melting points Illustration Play

Melting points and boiling points Whiteboard exercise Play

Melting points and boiling points Student activity Play

Metabolic water Whiteboard exercise Play

Metabolism – breakdown and synthesis Student activity Play

Metal chlorides Whiteboard exercise Play

Metal ions in water solution Whiteboard exercise Play

Metal ions in water solution Student activity Play

Methods of fertilization in vertebrates Student activity Play

Microwave oven Animation Play

Minerals Slideshow Play

Mitochondria and chloroplasts Student activity Play