The name halogen, meaning salt producer, was originally defined for chlorine in 1811 by Johann Salomo Christoph Schweigger; the term was applied to the rest of the elements in this family after suggestion by Jöns Jakob Berzelius in 1842.
The name halogen, meaning salt producer, was originally defined for chlorine in 1811 by Johann Salomo Christoph Schweigger. The term was applied to the rest of the elements in this family after suggestion by Jöns Jakob Berzelius in 1842.