Mendeleev (Mendeléeff), Dmitri Ivanovich

MENDELEEW (MENDELÉJEFF), DIMITRI IVANOVIĆ. – Chemist, born in Tobolsk (Russia) on 7 February 1834, died in St Petersburg on 2 February 1907.

From 1856 he taught chemistry at the University of St Petersburg. He conducted research chiefly in inorganic chemistry. He wrote Principles of Chemistry (1868–69), a work that exerted considerable influence on the development of inorganic chemistry. He is known especially for the famous classification of the chemical elements that bears his name (v. CHIMICA, III, Classificazione periodica degli elementi).

Because of his liberal ideas he did not enjoy the sympathies of the Tsar.