By the early 1890s, the Pinkerton National Detective Agency employed more agents than there were members of the United States Army.
Iodine monochloride is the chemical compound with the formula ICl. It is a red-brown compound that melts near room temperature. Because of the difference in the electronegativity of iodine and chlorine, ICl is highly polar and behaves as a source of I+. Â»
A Halide is a chemical compound of a halogen combined with an electropositive element, or in the case of lamps: a metal. A halogen is a monovalent element which readily forms negative ions. There are 5 halogens: fluorine, chlorine, bromine, iodine, and astatine. Halide 'salts' used in the MH lamp include: