1 jan 1869 ano - Dmitri Mendeleev

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Russia
1869
Dmitri Mendeleev was a russian chemist. He is famous for his formulation (1869) of the periodic law and the invention of the periodic table and the classification of elements. He was awarded the Davy medal in 1882. From his remarkable table Mendeleev, predicted the properties of elements then unknown, three of these now known as gallium, scandium, and germanium. Hence Mendeleev is also known as the father of the modern periodic table.

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