Last Updated
：2025/12/06
二酸化珪素
Hiragana
にさんかけいそ
Noun
Japanese Meaning
二酸化珪素は、化学式SiO2で表される化合物で、珪素と酸素からなる酸化物。天然には石英や砂などとして広く存在し、ガラスやセラミックス、半導体製造などに利用される。
Easy Japanese Meaning
すなやがらすなどのしゅようなぶぶんになる、けいそをふくむしつそりょう
Sense（1）
(chemistry) silicon dioxide
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
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二酸化珪素
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Silicon dioxide is a major component of glass and ceramics.
Silicon dioxide is a major component of glass and ceramics.
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二酸化珪素は、ガラスやセラミックの主要な成分です。
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