How carbonate ions react with metal(II) and metal(III) aqua ions Animation Play

How catalysts work? Student activity Play

How do buffers work? Whiteboard exercise Play

How do buffers work? Student activity Play

How do indicators work? Student activity Play

How plants obtain the substances necessary for life Slideshow Play

How temperature affects reaction rates Student activity Play

How to calculate pH of strong acid solutions? Animation Play

How to calculate the pH of strong base solutions? Animation Play

Hydration Animation Play

Hydration of metal ions Animation Play

Hydrogen bromide addition to propene Animation Play

Hydrolysis of oxides Animation Play

Hydrolysis of salts in water solution Animation Play

Hydronium ion Animation Play

Hydroxide ions concentration calculations Animation Play

Identification of silver halides Student activity Play

Identification of silver halides Animation Play

Identification of the carbonate ion Animation Play

Identification of the sulphate(IV) ion Animation Play

Identification of the sulphate(VI) ion Animation Play

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

Increasing the concentrations of reacting substances Animation Play

Interactions between ions of the opposite charge Animation Play

Intercalating agents – ethidium bromide Illustration Play