Chemikas Dmitri Ivanovich Mendeleev
Chemists
chemiko pav.
Dmitri Ivanovich Mendeléev: Russian chemist. February 7, 1834 - February 2, 1907. Mendeléev taught at St. Petersburg University. He developed his ideas of periodicity while writing a textbook. He also worked to commercialize Russia's resources. Daugiau