27 дек 1912 г. - Bohr Planetary Model a planetary model in which the negatively-charged electrons orbit a small, positively-charged nucleus. Was only accurate with only one electron elements (1913) Henry Moseley Made Moseley’s law, which states that the frequency of x-ray radiation has a mathematical relationship to an element's atomic number. (1913)
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Дата:
27 дек 1912 г.
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~ 112 г назад