Rubidium is one of the alkaline metals, as group one of the periodic table are otherwise known. The alkali metals have a single electron in their outer shell, which makes them highly reactive with ...
Rubidium is an alkali metal in group IA of the periodic table with atomic number 37, an atomic weight of 85.47, and a density of 1.53 Mg/m 3. Its melting point is 38.9 C, and it boils at 688 C. The ...
The periodic table arranges all the chemical elements ... We saw there lithium, then sodium and then potassium, but you didn't see rubidium, caesium and francium. Gethin: Francium.
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