VariousWords beta
Related Terms:
rubidic
rubicline
monorubidium
chemical
telyushenkoite
londonite
atomic number
pautovite
rubidium strontium
rubidian
metallic
trirubidium
atom
dirubidium
rubidide
organorubidium
eveslogite
radiorubidium
alkali metal
Definitions:
Noun
rubidium
Rb
atomic number 37
Definition: 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
Definition: The chemical element (symbol Rb) with an atomic number of 37. It is a soft, highly reactive alkali metal.