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AP Chem Scientist Timeline
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mise à jour avec succès 26 sept. 2018
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Created by
JD Buckley
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Les événements
Dalton
John Dalton did not conduct too many experiments however contributed to the atomic theory.
JJ Thomson
JJ Thomson discovered the electron by making a cathode ray tube and watching for deflections.
Bohr
Bohr created Bohrs Theory which states Electrons revolve in discrete orbits around a positively charged nucleus.
Rutherford and Chadwick
Rutherford and Chadwick discovered the Proton and the Neutron and that the number of Protons is equal to the charge of an atom.
Périodes
Lavosier
Lavoisier created the Law of Conservation of Mass, and discovered water was not an element.
Proust
Proust created the Law of definite proprtions and expiremented with bianaru conpounds.
Gay Lussac
Gay Lussac created Gay-Lussac's law that describes gases and the proportionality between their temp, volume, and pressure.
Avogadro
Avogadro created Avogadro's Law in 1811, which stated that at the same temp. pressure and volume all gases have the same number of molecules.
Millikan
Millikan created Planks Constant and discovered more on the photoelectric effect.
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