Discovery of Rubidium
Rubidium, atomic number 37, has a mass of 85.468 au.
Rubidium is a Group 1 element, and these are often referred to as the "alkali metals".
Rubidium was first observed, but not isolated in pure form, in 1861 by R. Bunsen and G. R. Kirchhoff.
|Periodic Table, What is it showing?||
© Mark R. Leach 1999-
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