A soft silvery metallic element of the alkali metal group; burns in air and reacts violently in water; occurs in carnallite and lepidolite and pollucite. Synonyms: atomic number 37, rubidium.
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"Rb" Quotes from Famous Books — McGuffey's Fourth Eclectic Reader • William Holmes McGuffey |
Words linked to "Rb" : carnallite, metal, pollucite, metallic element, rubidium, lepidolite |
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