Science Timeline
Category: Иное
Обновлено: 14 фев 2020
Авторы
Created byClaudia Scanlan
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События
The last four elements were
discovered by scientists to
complete the periodic tableFrauncium was the last
element to be discoveredParticle nature of matter
was observed, in 1827The atomic theory of
matter was proposedOxygen was
discoveredBefore the 1700s, the study of
substances was called alchemyПериоды
Natural occurring elements were discoveredModern chemistry and the
scientific methodJoseph PriestleyCarl
Wilhelm
ScheeleAntoine
Laurent
LavoisierRobert Brown
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