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jan 7, 1862 - Beguyer de Chancourtois

Description:

Primera tabla periodica publicada. Fue el primero en observar que las propiedades se repetían cada siete elementos.

Added to timeline:

Tabla periodica

ByYULIETH URIAN
21 Aug 2021
0
0
247

Date:

jan 7, 1862
Now
~ 163 years ago

Images:

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