ABSTRACT
Gold (Au) was a highly sought-aer precious metal long before the beginning of recorded history. It has inuenced human history in various ways (e.g., art, monetary systems) and has even aected human migration (i.e., driven many gold rushes and settlements across several continents). It is still highly used in jewelry and fashion. Gold is a dense, so, shiny, malleable, and extremely ductile metal. Pure gold has a bright yellow luster and color, which it maintains without oxidizing in air or water. Gold has an atomic number of 79, and chemically the element is considered a transition metal. e electron conguration of gold is [Xe]4f145d106s1. Because gold has been with us for such a long time, it is no surprise that we have tried and tested this material for many uses and even its biocompatibility with human tissues and possible uses in medicine. e early Egyptians and several other civilizations used gold, and there is ample evidence to show its use as dental implants to x tooth decay. Even today, there is an
entire eld of medicine devoted to the application of gold compoundscalled chrysotherapy-for the treatment of ailments such as arthritis and other illnesses.
