History Of The Atom
Category: Other
Updated: 20 Oct 2017
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Created byJohn Partridge
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2) Antoine Lavoisier was born in Paris, France (August 26th, 1743)Antoine Lavoisier died (May 8th, 1794)Antoine Lavoisier considered 33 substances as elementsAntoine Lavoisier discovered the Law of conservation of Matter by turning HgO into Hg + O (1772)Antoine Lavoisier discovered stoichiometry (1789)3) John Dalton was born in Eaglesfield, England (September 6, 1766)John Dalton died (July 27, 1844)John Dalton proposed his Atomic Theory (1808)4) J.J Thomson was born in Manchester, England (December 18, 1856)J.J Thomson died (August 30, 1940)J.J Thomson discovered the electron (1897)J.J Thomson was elected Fellow of the Royal Society (1884)5) Ernest Rutherford was born in Nelson, New Zealand (August 30, 1871)Ernest Rutherford died (October 19, 1937)Ernest Rutherford published his atomic model (1911)Ernest Rutherford was knighted (1914)5) Robert Millikan was born in Morrison, Illinois (March 22, 1868)Robert Millikan died (December 19, 1953)6) Robert Millikan measured the charge of electrons (1909)Robert Millikan recieved a nobel prize (1923)7) Marie Curie was born in Warsaw, Poland (November 7, 1867)Marie Curie died (July 4, 1934)Marie Curie discovered that radiation comes from within the atomsMarie Curie discovered radium and polonium8) James Chadwick was born in Chesire, England (October 20, 1891)James Chadwick died (July 24, 1974)James Chadwick discovered the neutron (1932)9) Max Planck was born in Kiel, Germany (April 23, 1858)Max Planck died (October 4, 1947)Max Planck created the Quantum Theory (1900)10) Albert Einstein was born in Ulm, Württemberg, Germany (March 14, 1879)Albert Einstein died (April 18, 1955)Albert Einstein came up with the Theory of Relativity (1905)Albert Einstein turned down serving as the president of Israel (1952)11) Niels Bohr was born in Copenhagen, Denmark (October 7, 1885)Niels Bohr died (November 18, 1962)Niels Bohr discovered that electrons travel in distinct and separate orbits. (1913)12) Louis De Broglie was born in Dieppe, France (August 15, 1892)Louis De Broglie died (March 19, 1987Louis De Broglie found that electrons can act like waves (1924)13) Erwin Schrodinger was born in Vienna, Austria (August 12, 1887)Erwin Schrodinger died (January 4, 1961)Erwin Schrodinger discovered that electrons
absorb and emit radiation of fixed wavelengths
when jumping between fixed orbits around a nucleus (1926)14) Werner Heisenberg was born in Würzburg, Germany (December 5, 1901)Werner Heisenberg died (February 1, 1976)Werner Heisenberg created the Uncertainty
Principle, saying that elements do not move in
fixed paths (1925)
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