Vocab Bloom Hub

rubidium

/ruːˈbɪd.i.əm/

1 entry

noun

/ruːˈbɪd.i.əm/C2formalscientific
  • ruМягкий серебристый металлический элемент, относящийся к группе щелочных металлов. Он горит на воздухе и бурно реагирует с водой, встречается в таких минералах, как карналлит, лепидолит и поллуцит.

A soft, silvery metallic element belonging to the alkali metal group. It burns in air and reacts violently with water, and is found in minerals such as carnallite, lepidolite, and pollucite.

uncountable

  1. Chemical elementC2formalscientific

    A soft, silvery-white metallic element belonging to the alkali metal group. It is highly reactive, burning in air and reacting violently with water. It is found naturally in minerals such as carnallite, lepidolite, and pollucite.

    ruХимический элемент

    • Rubidium is used in atomic clocks due to its precise frequency.
    • The sample of rubidium ignited spontaneously when exposed to air.
    • Scientists extracted rubidium from the lepidolite mineral.
Forms
  • rubidiums plural form
  • rubidiums' possessive plural form
  • rubidium's possessive singular form