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Atomic Theory (The Four Elements ((Democritus (He disagreed with the four…
Atomic Theory
The Four Elements
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Democritus
He disagreed with the four elements, but no one believed him
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John Dalton
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in chemical reactions atoms are separated, combined, and/or rearranged
Atoms cant be divided, created nor destroyed
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The atom consist of a positively charged nucleus that are orbited by negatively charged electron in different energy level