2019 – The International Year of the Periodic Table
1869 is considered as the year of discovery of the Periodic System by D. Mendeleev. 2019 is the 150th anniversary and has therefore been proclaimed the "International Year of the Periodic Table of Chemical Elements (IYPT2019)" by the United Nations General Assembly and UNESCO.
June 3 - You can see Periodic table of elements and much more at Science Fair 2019 in Prague PVA EXPO PRAHA from June 6 to 8. It is the biggest popular – educational event of its kind in the Czech Republic organized by the Czech Academy of Sciences. You can find exhibitions of both UCT Prague and IOCB there.
May 15 - On European Chemical Society website, you can explore the Element Scarcity Periodic Table or download Elemental Escapades Video Game.
May 14 - The Chemical Institute of the Faculty of Science, Charles University in Prague, holds a lecture "Periodic Table of Elements". Those who missed the lecture can view it online.
150 years ago, in February 1969, Dmitrii Mendeleev was the first who published an article with the formulation of the periodic law and the depiction of the periodic system of elements (Основы химии, 1869, 5); in the same year the abstract with the same table was published in German journal (Über die Beziehungen der Eigeschaften zu den Atomgewichten der Elemente, ZChem, 1869, 12, 405-406).