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The top documents tagged [atomic masspredicted]
Periodic Table. Antoine Lavoisier (1700’s) Listed all known elements (33) at the time 4 groups: gases, metals, nonmetals, and earths
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The Periodic Table Chapter 6. A quest for accurate reproduction J.W. Dobereiner – published his triad classification system (ex. Cl,Br,I similar chemical
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Periodic Table
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Development of Periodic Table
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