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August 1, 2025
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1860 arranging elements discovered by Mutiple scientists (jan 1, 1860 – jan 1, 1860)

Description:

Multiple scientists, including Alexandre-Emile Béguyer De Chancourtois, John Newlands, and William Odling, independently developed precursors to the periodic table, arranging elements by atomic weight and observing patterns in their properties.

Added to timeline:

Date:

jan 1, 1860
jan 1, 1860
~ 0 min