Last Updated
：2025/11/25
eka-protactinium
Noun
Japanese Meaning
未合成の元素で、原子番号123番のUnbitrium（Ubt）として位置づけられる可能性がある。 / 未合成の元素で、原子番号141番のUnquadunium（Uqu）として位置づけられる可能性がある。
Quizzes for review
Unbitrium (Ubt), an unsynthesized chemical element with atomic number 123. / Unquadunium (Uqu), an unsynthesized chemical element with atomic number 141.
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eka-protactinium
The research team proposed a theoretical model for the electron shell structure of eka-protactinium, predicting unexpected islands of stability.
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The research team proposed a theoretical model for the electron shell structure of eka-protactinium, predicting unexpected islands of stability.
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