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3 gen 1789 anni - First Table of Elements

Descrizione:

In 1789, a French scientist, Antoine Lavoisier defined a chemical element and created a table that contained 33 elements grouped into four categories: gases, nonmetals, metals, and earths.

Aggiunto al nastro di tempo:

Data:

3 gen 1789 anni
Adesso
~ 236 years ago