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Plato demonstrated that different atoms could be broken down into different shapes.
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He figured out that everything was made of small particles he called atoms
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metals are composed of mercury and sulfur and that it is possible to change base metals into gold.
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He helped define what an atom was
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He showed that elements did not have indivisible particles.
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His atomic theory stated that all elements were made of tiny particles called atoms.
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He added multiple elements to the periodic table
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He measured the charge on an electron.
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discovered that radiation comes from the atom itself.
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Einstein developed the atomic bomb by using nuclear fission.
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Created the periodic table
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he discovered that an atom is mostly empty space.
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Electrons move around a nucleus, but only in prescribed orbits, and If electrons jump to a lower-energy orbit, the difference is sent out as radiation.
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He discovered the electron
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he discovered neutrons.
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He made a different type of atomic model