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jan 1, 400 BC - Democritus of Adbera

Description:

-atomos- indivisible
-first to identify possibility of an atom
-smallest piece of matter

Picture Source

Added to timeline:

Atomic Model Timeline By Jose Eduardo Tanori

20 Sep 2018

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460

Date:

jan 1, 400 BC

Now

~ 2428 years ago

Images:

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