Free energy change for the dehydration of magnesium hydroxide Chart Play

Groups in the periodic table Student activity Play

Groups in the periodic table Student activity Play

Halogen lights Illustration Play

Heavy metals Animation Play

How acids react with metals Student activity Play

How do buffers work? Student activity Play

How do buffers work? Whiteboard exercise Play

How do metals react with water and steam? Animation Play

How do the uses of a metal depend on its reactivity? Slideshow Play

How metals react with acids Student activity Play

How metals react with oxygen Student activity Play

How metals react with water Student activity Play

How plants obtain the substances necessary for life Slideshow Play

How the concentration of a reactant affects reaction rate Student activity Play

How the concentration of a reactant affects reaction rate Animation Play

Hydration Animation Play

Hydrolysis of salts in water solution Animation Play

Hydroxide anion Animation Play

Hydroxide ions concentration calculations Animation Play

Hygroscopic properties of sodium hydroxide Animation Play

Identify solutions of calcium chloride, aluminium chloride and magnesium chloride Whiteboard exercise Play

Interrelationship of concentrations of hydrogen ions and hydroxide ion Whiteboard exercise Play

Interrelationship of concentrations of hydrogen ions and hydroxide ions Student activity Play

Investigating the electrical conductivity of substances Student activity Play