rubidium Definition
a soft, silvery-white metallic element of the alkali metal group, with an atomic number of 37.
Using rubidium: Examples
Take a moment to familiarize yourself with how "rubidium" can be used in various situations through the following examples!
Example
Rubidium is used in atomic clocks and photoelectric cells.
Example
Rubidium is highly reactive and easily ignites in air.
Example
Rubidium has two isotopes that are slightly radioactive.
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Summary: rubidium in Brief
The term 'rubidium' [ruh-bid-ee-uhm] refers to a soft, silvery-white metallic element of the alkali metal group with an atomic number of 37. It is highly reactive and used in atomic clocks and photoelectric cells.
