Atomic structure
Category: Other
Updated: 29 Aug 2018
Contributors
Created byJeremy Ray
Attachments
Events
J.J Thomson - Performed the Cathode Rays Tube
Experiment - 1897William Crookes - Discovered Cathode Rays and Cathode Ray Tube - 1869J.J Thomson - Discovered electrons' mass & charge - 1897Henri Becquerel - Discovered the phenomenon of natural radioactivity - 1869J.J Thomson - Discovered the electron - 1897Ernest Rutherford - Discovered the nucleus - 1911James Chadwick - Discovered the neutron - 1932Marie Curie - Discovered two elements, Po and Ra - 1898Werner Heisenburg - Proposed the electron cloud model - 1942Ernest Rutherford - Performed the gold foil experiment -1929Niels Bohr - Proposed the planetary or solar system model of the atom - 1913J.J Thomson - Proposed the plum pudding model - 1904John Dolton - Proposed the first atomic theory - 1803Antoine Lavoisier - Proposed the law of conservation of mass - 1785Joseph Proust - Proposed the law of definite proportions - 1794Dmitri Mendeleev - Published the first periodic table - 1869Robert Millikan - Performed the oil drop experiment - 1909Henry Moseley - Organized the periodic table by atomic number - 1913Democritus - Thought matter was indivisible -- 404 BC
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