noun🔗Share水素The lightest chemical element (symbol H), with an atomic number of 1 and atomic weight of 1.00794."Hydrogen is the simplest chemical element, with only one proton in its atom. "水素は最も単純な化学元素であり、その原子には陽子が1つしかありません。elementsubstancechemistryphysicssciencematerialChat with AIVocabulary GamePractice Reading
noun🔗Share水素Molecular hydrogen (H2), a colourless, odourless and flammable gas at room temperature."The scientist carefully collected the hydrogen gas in the lab. "科学者は実験室で水素ガスを注意深く集めた。elementsubstancechemistrymaterialfuelenergyscienceChat with AIVocabulary GamePractice Reading
noun🔗Share水素原子An atom of the element."The scientist studied the hydrogen atom in detail. "科学者は水素原子を詳細に研究した。elementchemistrysubstancescienceChat with AIVocabulary GamePractice Reading
noun🔗Share水素A sample of the element."The science experiment required a small hydrogen sample for the demonstration. "科学実験では、デモンストレーションのために少量の水素サンプルが必要でした。elementsubstancechemistryChat with AIVocabulary GamePractice Reading
