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Periodic Table developments
John Newlands had started his research towards the field of chemistry
Alexandre Béguyer de Chancourtois published his three-dimensional arrangement of elements
Julius Lothar Meyer started working on his periodic table and finally published it
1868 - 1870
Mendeleeves was credited with publishing the first periodic table
Sir William Ramsay discovered neon, krypton, and xenon
Henry Moseley ordered all elements by atomic mass not atomic number.
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