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named the elements carbon, hydrogen and oxygen. he discovered oxygen's role in combustion and respiration.
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first to produce an electric current from a magnetic field, invented the first electric motor and dynamo.
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known for his doscovery of the law of constant composition, stating that chemical compounds always combine in constant proportiobs. (wikipedia)
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he identified the hereditary nature of red-green color blindness. he also revealed the concept of Dalton's Law of Partial Pressures. he was the first scientist to explain the bahavior of atoms in terms of the measurement of weight. (biography.com)
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discovered radioactivity
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he is known for his role as originator of the quantum theory.
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JJ Thompson discovered the electron by using a high-vaccum cathode-ray tube, an area being ivestigated by numerous scientists at the time (chemheritage.org). plum pudding model. used cathode ray tube to discover electrons
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Robert measaured the charge on an electron and worked on the photoeletric effect.
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the first to split an atom. was awarded a Nobel Prize for theory of atomic structure. gold foil experiment discovers the nucleus
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came up with a theory on atmoic structures and radition emission. found electrons orbited in fixed paths around nucleus
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first women to win a Nobel Prize for discovery of polonium and radium and the further development of X-rays.
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explanation of the photoelectric effect and development of atomic enegry
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discovered the radiationless transition known as the auger effect
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he came up with a wave equation for electron movements. found electrons are located in regions around the nucleus
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proved exsistence of nuetrons
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discovered nuclear fission
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discovery of plutonium and all further transuriam elements through element 102.
