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Democritus (Greek: Δημόκριτος, Dēmokritos, "chosen of the people") lived approximately between 460 BCand 370 BC, so roughly it must have been about 420 BC, certainly not 250 BC as stated in this answers up till now.

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7y ago
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12y ago

i think about 404 BC because that what a bunch of other sites told me but I'm not positive...

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9y ago

Democritus developed his atomic theory of the universe in the 5th Century B.C. He was aided by Leucippus in establishing this theory.

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12y ago

400 B.C.

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Q: When did Democritus develop his atomic theory?
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Related questions

What did leucippus contribute to the atomic model or theory?

he did not develop anything regarding the 'atomic theory' for he was against that theory.


What were Democritus' Achievements?

Democritus achievements are his atomic theory and his book -on the little order of the world- which describes his atomic theory.


How was Dalton's atomic theory similar to democritus's atomic theory?

They both thought the same theory but Dalton had evidence to prove it, unlike Democritus.


Who was democritus?

democritus was greek philosophers.


What did Democritus dicover?

the atomic theory of the universe


What are two facts about Democritus?

Democritus created the "Atomic Theory" and he was also a teacher.


Did the ancient Greeks do scientific experiments on Democritus's atomic theory?

The ancient Greeks did not perform any experiments to test the atomic theory proposed by Democritus. To the ancient Greeks the atomic theory was a part of philosophy, not science.


When did democritus discover the atomic theory?

460 b.C


What year did democritus make his atomic theory?

400b.C.


What date did Democritus discover the atomic theory?

2012


what did do in developing his theory that Democritus did not do?

He pubish is own atomic theory in 1803 developed his atomic theory by observations gathered from many experiments .


What year did democritus discover his atomic theory?

460 b.C.