johann wolfgang dobereiner By BradleyS Dec 13, 1780 Birth Day Johann Wolfgang Dobereiner yuhh Dec 13, 1780 Johann Wolfgang Dobereiner Born In Hof, Bavaria Jan 1, 1817 He Put His Form Of Triads Jan 1, 1825 Created Early Blocks For The Periodic Table1817-1829 Jan 1, 1828 He Found Chlorine,Bromine,Iofine,calcium,Strantium,barium Jan 1, 1869 By 1869, He Found 63 Elements Mar 24, 1890 The Death Of Johann Wolfgang Dobereiner
