最終更新日：2024/07/29

(chemistry, element, obsolete) The predicted element lying below silicon in the periodic table — later named germanium.

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ekasilicon

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ekasilicon

noun

(chemistry, element, obsolete) The predicted element lying below silicon in the periodic table — later named germanium.

Ekasilicon is a chemical element with the symbol Es and atomic number 99.

意味（1）

(chemistry, element, obsolete) The predicted element lying below silicon in the periodic table — later named germanium.