Question

when is modern periodic table was madeand by which chemist?​

Answer 1

Yet historians typically consider one event as marking the formal birth of the modern periodic table: on February 17, 1869, a Russian professor of chemistry, Dimitri Ivanovich Mendeleev, completed the first of his numerous periodic charts.

Answer 2

Answer:

on February 17, 1869, a Russian professor of chemistry, Dimitri Ivanovich Mendeleev

Explanation:

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