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9 janv. 1803 - John Dalton

Description:

He said an atom can be further subdivided into protons, neutrons, and electrons. He said the atom is the smallest particle that takes part in chemical reactions.

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Science Timeline Atomic Theory

ByEllie Kim
20 sept. 2017
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Date:

9 janv. 1803
Maintenaint
~ Il y a 222 ans
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