Name: The 175th Anniversary of Birth of Dmitri Mendeleev
Date of Issue: 06 February 2009
Dmitri Ivanovich Mendeleev (sometimes spelled Mendeleyev or Mendeleef; Russian: Дми́трий Ива́нович Менделе́ев) (8 February [O.S. 27 January] 1834 – 2 February [O.S. 20 January] 1907), was a Russian chemist and inventor. He is credited as being the creator of the first version of the periodic table of elements. Using the table, he predicted the properties of elements yet to be discovered. More...
Tuesday, March 10, 2009