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Iridium -- goddess of rainbow

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I did some experiments with the metal iridium. I have some iridium salt and did some experiments with that, which I want to share over here. This metal indeed is worth its name. With only very simple chemicals you can reach all colors of the rainbow, really neat. Have a look at the following web page.

 

http://woelen.scheikunde.net/science/chem/exps/iridium/index.html

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