Last Updated
：2025/11/19
rubidium
IPA(Pronunciation)
Noun
uncountable
usually
countable
Japanese Meaning
原子番号37の化学元素であり、化学記号Rbで表される。柔らかく非常に反応性の高いアルカリ金属。 / この元素の単一の原子。
（ plural ）
Quizzes for review
The chemical element (symbol Rb) with an atomic number of 37. It is a soft, highly reactive alkali metal. / (countable) A single atom of this element.
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rubidium
In the lab, the chemist carefully handled a piece of rubidium, a soft, highly reactive alkali metal that reacts violently with water.
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In the lab, the chemist carefully handled a piece of rubidium, a soft, highly reactive alkali metal that reacts violently with water.
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