John Alexander Reina Newlands (OCTAVES; He devised a periodic table of chemical elements arranged in order of their relative atomic masses) (1 fev 1863 ano – 3 ago 1863 ano)

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He devised a periodic table of chemical elements arranged in order of their relative atomic masses. Continuing Johann Wolfgang Döbereiner's work with triads and Jean-Baptiste Dumas' families of similar elements, he published in 1865 his "Law of Octaves", which stated that "any given element will exhibit analogous behaviour to the eighth element following it in the table."

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