カルコゲンMeanings1nounchalcogenchemistryChemistry term for Group 16 elements (oxygen, sulfur, selenium, tellurium, polonium, livermorium). Used in technical contexts.酸さん素そや硫黄いおうはカルコゲンに分ぶん類るいされる。Oxygen and sulfur are classified as chalcogens.
