Question

write a charactersketch of Johann Wolfgang Dobereiner 1780and1849?​

Answer 1

Johann Wolfgang Döbereiner (13 December 1780 – 24 March 1849) was a German chemist who is best known for work that foreshadowed the periodic law for the chemical elements, and for inventing the first lighter, which was known as the Döbereiner's lamp.[1] He became a professor of chemistry and pharmacy at the University of Jena.