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Know for formulating the atomic theory of the universe.
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Introduced the atomic theory!
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Mixture of practical knowledge and speculation on the nature of matter. Later called Chemistry.
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was an Irish natural philosopher, he made contributions to chemistry and physics. He played an important role in the scientific revolution. -
Knew that oxygen was a key substance in combustion, and he even named the element.
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Discovered element could exist as molecules rather than individual atoms -
Created the first periodic table -
Discovered atoms themselves were radioactive
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He mathematically proved the existence of atoms.
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First to discover atoms have a Tony charged nucleus around an empty space
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Discovered atomic number of all the elements using x-rays.
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Invented the idea that all atoms have small negatively charged subatomic particles within the atom. -
Best known for introducing the atomic theory and his research into color blindness -
Discovered the charge of an electron.
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made fundamental contributions to understanding atomic structure and quantum theory
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Discovered the neutron
