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Elementary : The Periodic Table Explained Suclass Code_2BI this is the story ofChemistry's most significant chart, the Periodic Table, and its 118 elements, is laid bare in this lively, accessible and compelling expose. The periodic table, created in the early 1860s by Russian chemist Dmitri Mendeleev, marked one of the most extraordinary advances in modern chemistry. This basic visual aid helped scientists to gain a deeper understanding of what chemical elements really were and the role they played in everyday life. Here, in