The molecular world

2 Chemical patterns are to be found in the periodic table

2.3 Elements on parade: an audiovisual interlude

Here you have the opportunity of viewing seven video sequences which show both reactions and properties of some chemical elements. The seven sequences provide examples of the way in which Periodic Tables such as Figures 17 or 18 elicit similarities or patterns in chemical behaviour.

The following video clip takes a look at the alkali metals.

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Download low resolution video  
(Flash video - To make the most of this unit, you will need to install the latest Flash plug-in.
) Click play to start.