Exchange mechanism in capillaries Animation Play

How do buffers work? Whiteboard exercise Play

How do buffers work? Student activity Play

Hydrogen bromide addition to propene Animation Play

Identification of ammonium ions in the solution Animation Play

Importance of quaternary ammonium salts Animation Play

Intercalating agents – ethidium bromide Illustration Play

Ligand types Student activity Play

Locations of mineral ions in the soil Whiteboard exercise Play

Markovnikov’s rule Student activity Play

Natural water (2) Student activity Play

Nitrogen Slideshow Play

Nucleophilic substitution reactions in haloalkanes Student activity Play

Occurrence of halogens Slideshow Play

pH of ammonium chloride solution Animation Play

pH of buffer solutions Student activity Play

Phosphatic fertilisers Student activity Play

Polyatomic ions Student activity Play

Practical guide to the solubility of salts Chart Play

Precipitation of silver halides Student activity Play

Preparation of calcium dihydrogen phosphate and ammonium hydrogen phosphate Animation Play

Procedure for detection of ammonium ions Whiteboard exercise Play

Quaternary ammonium salts Student activity Play

Quaternary ammonium salts Whiteboard exercise Play

Reaction of potassium bromide and potassium iodide with sulphuric acid Animation Play