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Flashcards do conjunto (9)
- 1Who came up with the first theory about atoms?John Dalton
- 2When was the first theory about atoms discovered?1803
- 3When were the electrons and protons first discovered?1897
- 4Who discovered electrons and protons?JJ Thompson
- 5Who proved that an atom must have a nucleus?Ernest Rutherford
- 6When was it proved that an atom contained a nucleus?1911
- 7Who discovered that atoms had an orbit?Niels Bohr
- 8Electron shells
- 9—
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- FlashCards sobre Sem título, criado por mia meredith em 13-07-2018.
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