The reaction between acids and carbonates or hydrogencarbonates Student activity Play

The reaction between bromate and bromide ions Animation Play

The reaction between calcium carbonate and hydrochloric acid Animation Play

The reactions between some cations and hydroxide solutions Student activity Play

The role of the small intestine Animation Play

The role of the small intestine Student activity Play

The stability of alkaline-earth-metal carbonates Simulation Play

The stability of alkaline-earth-metal carbonates 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

Thermal decomposition of magnesium carbonate Animation Play

They displace the ions of the metal Whiteboard exercise Play

Titration method Whiteboard exercise Play

Titration of sodium carbonate with hydrochloric acid Animation Play

Transformation of atoms into ions Whiteboard exercise Play

Transformation of atoms into ions Student activity 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