Chemical Patterns - alkali metals video

The alkali metals (group I metals) are: lithium, sodium, potassium, rubidium, caesium and francium. They are all very reactive, but francium is also VERY rare - we believe there's about 20-30g in the whole of the Earth's crust, so nobody has any spare to throw in a tub of water for fun!

Open Evening Tuesday 11 October 2011

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Hair raising fun with the Van de Graaff generator

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© 2010 Ally Davies  Cambridge UK  Bookmark and Share Follow myPhysicsorguk on Twitter