The presence of halide ions in the electrolyte Slideshow Play

The presence of metal and non-metal ions in the electrolyte Animation Play

The reaction between acids and ammonia Student activity Play

The reaction between bromate and bromide ions Animation Play

The reactions between some cations and hydroxide solutions Student activity Play

The result of colour addition Whiteboard exercise Play

The role of the small intestine Animation Play

The role of the small intestine Student activity Play

The structure and functions of the placenta Slideshow Play

The structure of the water molecule Student activity Play

The technique of titration Student activity Play

They displace the ions of the metal Whiteboard exercise Play

Titration method Whiteboard exercise Play

Transformation of atoms into ions Student activity Play

Transformation of atoms into ions Whiteboard exercise Play

Types of ion present in aqueous solutions Student activity Play

Types of ion present in aqueous solutions Whiteboard exercise Play

Types of mineral ions in the soil Animation Play

Vitamins – organic nutrients Student activity Play

Vitamins – their role in the human organism Slideshow Play

Water solubility Animation Play

Water solubility of salts Student activity Play

Water solubility of salts Animation Play

Water waves Student activity Play

Wave dispersion and wave absorption Animation Play