CHAPTER5 Periodic Classification of Elements
to the early development of a Periodic Table of elements wherein the elements were arranged on the basis of their fundamental property, the atomic mass, and also on the similarity of chemical properties. Dmitri lvanovich Mendeléev (1834-1907) Dmitri lvanovich Mendeléev was born in T obolsk in W ester n Siberia, Russia on 8 February 1834. After
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