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jan 2, 1803 - John Dalton

Description:

Solid sphere model
- Called 'atoms' from the Greek word "atomas".
- Atoms of 1 element differ from another
- Atoms aren't indivisible

Added to timeline:

Atom timeline

9 Feb 2020

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279

Date:

jan 2, 1803

Now

~ 223 years ago

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