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#elementoftheday #periodictable #Rubidium - http://bit.ly/1AUZYwi Online Periodic Table - http://bit.ly/1vrT0wk Rubidium is metallic element of the alkali metal group. German chemists Robert Bunsen and Gustav Kirchhoff discovered rubidium in 1861 by the n | by worldofchemicalsmedia

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#elementoftheday #periodictable #Rubidium - http://bit.ly/1AUZYwi Online Periodic Table - http://bit.ly/1vrT0wk Rubidium is metallic element of the alkali metal group. German chemists Robert Bunsen and Gustav Kirchhoff discovered rubidium in 1861 by the n

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Uploaded on January 10, 2015