Gold is one of the most precious elements that exist in nature. The chemical symbol of gold is Au, derived from the Latin word ‘Aurum’. The atomic number gold is 79 and its atomic weight is 196.967 . The physical properties refer to the characteristics possessed by gold in its elemental form. The list of physical properties includes color, odor, hardness, boiling point, melting point, luster, density and many others. Gold is bright yellow in color and has a shiny and lustrous glow. The metal is softer in nature; however, it hardens after alloying with silver, copper and other metals. The ...
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Gold (chemical symbol Au and atomic number 79) is a shiny, dense, soft, ductile and malleable metal. In its pure state, gold is bright yellow in color with a luster considered traditionally and to date as attractive. It is an element of group 11of the periodic table under the transitional metals. Gold is among the least reactive chemical elements and does not oxidize in water or air. It therefore occurs as a free element in most cases in forms of grains or nuggets in rocks, in alluvial deposits, and in veins. Gold also occurs, though rarely, as gold compound e.g. with tellurium. ...