Alfred Werner (1866-1919)

Chemist born in Mulhouse, in December 12th 1866, and died in Zurich, in November 15th 1919.

Studied in Karlsruhe, Zurich and Paris. Was co-worker of Berthelot in Paris and teacher of Organic Chemistry in Zurich. His more valuable work refers to the stereochemistry of nitrogen compounds. In 1893, enunciated the theory of residual valences, that made possible the discovery of isomers of many metallic combinations.

Received the Nobel Prize of Chemistry in 1913.