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they are people versed in the art of alchemy
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he was an ancient greek philosopher back in the bc times
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he is an ancient greek philosopher known for his formulation of an atomic theory.
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he was an anglo-irish philosopher
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he was a french chemist that created the law of conservation of mass
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he was a scientist that made on of the atomic models to help understand what one looks like
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john dalton was a European chemist. he created an atomic model of an atom
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they were physiscists and chemists in france
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he was a russian chemist that formulated the periodic law
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the solid sphere model was made in 1883
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Ernest Rutherford was a european physcist
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he was a german physicist that created the theory of relativity.
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he was a physicist and he created the atomic number
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the electron cloud model was made in 1926
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he was a chemist that discoverd the electron in some experiments he conducted