Groups in the periodic table Student activity Play

Haber process for the synthesis of ammonia Animation Play

Haloalkanes (1) Student activity Play

Haloalkanes (1) Simulation Play

Halogen ions and noble gas with the same number of electrons Whiteboard exercise Play

Halogen lights Illustration Play

Hardening of fats Student activity Play

Hardening of vegetable oil Animation Play

Hess's law Whiteboard exercise Play

Hess's law Student activity Play

Homologous series of alkenes Student activity Play

How a catalyst works (1) Student activity Play

How acids react with bases Student activity Play

How are electrons assigned to the subshells? Animation Play

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

How did the atmosphere form? Student activity Play

How do indicators work? Student activity Play

How does an electric current decompose water? 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

How to establish the formulae of salts Student activity Play

How to experiment with gases Student activity Play

How was it possible for airships to fly in the air? Animation Play