Timeline of major developments and scientists involved in the evolution of the periodic table
By Madi12345
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3500 BCE
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Iron is discovered -
3000 BCE
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Silver is discovered -
3000 BCE
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Gold is discovered -
2100 BCE
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Tin is discovered -
1600 BCE
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Antimony is discovered -
1500 BCE
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Bismuth is discovered -
1500 BCE
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Mercury is discovered -
1250
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Albertus Magnus discovers Arsenic -
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Hennig Brandt discovers Phosphorus -
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Georg Brandt discovers Cobalt -
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Andreas Marggraf identifies Zinc as an element although it was known to the Greeks and Romans before 20BC -
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Platinum is taken to Europe although it was known to native South Americans before Columbus -
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Axel Fredrik Cronstedt discovers Nickel -
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Joseph Black discovers Magnesium -
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Henry Cavendish discovers Hydrogen -
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Daniel Rutherford discovers Nitrogen -
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Joseph Priestley, and Carl Wilhelm Scheele both independently discover Oxygen -
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Carl Wilhelm Scheele discovers Chlorine -
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Johan Gottlieb Gahn discovers Manganese -
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Peter Jacob Hjelm discovers Molybdenum -
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Franz-Joseph Müller von Reichenstein discovers Tellurium -
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Juan Elhuyar and Fausto Elhuyar co-discover Tungsten -
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Martin Heinrich Klaproth discovers Zirconium -
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Martin Heinrich Klaproth discovers Uranium -
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Adair Crawford discovers Strontium -
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William Gregor discovers Titanium -
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Johan Gadolin discovers Yttrium -
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Nicholas Louis Vauquelin discovers Beryllium -
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Nicholas Louis Vauquelin discovers Chromium -
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Andrés Manuel del Rio discovers Vanadium -
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Charles Hatchett discovers Niobium -
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Anders Gustav Ekeberg discovers Tantalum -
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William Hyde Wollaston discovers Rhodium -
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William Hyde Wollaston discovers Palladium -
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Jöns Jacob Berzelius and Wilhelm Hisinger co-discover Cerium -
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Smithson Tennant discovers Osmium -
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Smithson Tennant discovers Iridium -
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Humphry Davy discovers Sodium -
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Humphry Davy discovers Potassium -
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Louis-Josef Gay-Lussac, Louis-Jacques Thénard, and Humphry Davy all independently discover Boron -
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Humphry Davy discovers Calcium -
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Humphry Davy discovers Barium -
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Bernard Courtois discovers Iodine -
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Johan August Arfvedson discovers Lithium -
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Jöns Jacob Berzelius discovers Selenium -
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Friedrich Stromeyer discovers Cadmium -
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Jöns Jacob Berzelius discovers Silicon -
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Hans Oersted discovers Aluminium -
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Antoine-Jérôme Balard and Carl Löwig both independently discover Bromine -
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Jöns Jacob Berzelius discovers Thorium -
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Carl Gustav Mosander discovers Lanthanum -
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Carl Gustav Mosander discovers Terbium -
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Carl Gustav Mosander discovers Erbium -
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Karl Karlovich Klaus discovers Ruthenium -
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Jacob .A. Marinsky, Lawrence E. Glendenin, and Charles D. Coryell all co-discover Promethium -
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Gustav Kirchhoff and Robert Bunsen co-discover Caesium -
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Gustav Kirchhoff and Robert Bunsen co-discover Rubidium -
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William Crookes discovers Thallium -
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Alexandre Béguyer de Chancourtois puts forward his idesa of the telluric spiral -
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Ferdinand Reich and Hieronymous Richter co-discover Indium -
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John Newlands puts forward his law of octaves -
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JUlius Lothar Meyer presented a table of only 28 elements -
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Dmitri Mendeleev discovers the periodic table -
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Paul-Émile Lecoq de Boisbaudran discovers Gallium -
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Per Teodor Cleve at Uppsala and Marc Delafontaine and Louis Soret both independently discover Holmium -
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Jean Charles Galissard de Marignac discovers Ytterbium -
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Lars Frederik Nilson discovers Scandium -
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Paul-Émile Lecoq de Boisbaudran discovers Samarium -
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Per Teodor Cleve discovers Thulium -
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Jean Charles Galissard de Marignac discovers Gadolinium -
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Carl Auer von Welsbach discovers Praseodymium -
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Carl Auer von Welsbach discovers Neodymium -
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Henri Moissan discovers Fluorine -
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Clemens Winkler discovers Germanium -
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Paul-Émile Lecoq de Boisbaudran discovers Dysprosium -
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Lord Rayleigh and Sir William Ramsay co-discover Argon -
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Sir William Ramsay and independently Per Teodor Cleve and Nils Abraham Langlet in Uppsala discover Helium -
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Sir William Ramsay and Morris Travers co-discover Neon -
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Sir William Ramsay and Morris Travers co-discover Krypton -
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Sir William Ramsay and Morris Travers co-discover Xenon -
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Marie Curie discovers Polonium -
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Pierre Curie and Marie Curie co-discover Radium -
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Andrew Debierne discovers Actinium -
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Friedrich Ernst Dorn discovers Radon -
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Eugène-Anatole Demarçay discovers Europium -
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J.J. Thompson proposes his idea of the plum pudding model -
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Georges Urbain and Charles James both independently discover Lutetium -
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Ernest Rutherford discovers the Atomic model of the atom -
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Kasimir Fajans and Otto Göhring co-discover Protactinium -
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George Charles de Hevesy and Dirk Coster co-discover Hafnium -
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Walter Noddack, Ida Tacke and Otto Berg co-discover Rhenium -
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Carlo Perrier and Emilio Segrè co-discover Technetium -
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Marguerite Perey discovers Francium -
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Dale R. Corson, Kenneth Ross MacKenzie and Emilio Segrè co-discover Astatine -
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Edwin McMillan and Philip Abelson co-discover Neptunium