Last Updated
：2025/11/19
proton
IPA(Pronunciation)
Noun
obsolete
Japanese Meaning
陽子：原子核の一部を構成する正に帯電した素粒子であり、原子番号を決定する（2個のアップクォークと1個のダウンクォークから成る）。
（ plural ）
Quizzes for review
(physics) A positively charged subatomic particle forming part of the nucleus of an atom and determining the atomic number of an element, composed of two up quarks and a down quark.
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proton
The proton, composed of two up quarks and a down quark, carries a positive charge and determines the atomic number of an element.
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The proton, composed of two up quarks and a down quark, carries a positive charge and determines the atomic number of an element.
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