Did you know that "Gold is the only metal that doesn't rust, even if it is buried in the ground for thousands of years." Gold is a chemical element with the symbol Au (from Latin : aurum) and atomic number 79, making it one of the higher atomic number elements that occur naturally. In its purest form, it is a bright , slightly reddish yellow, dense, soft, malleable , and ductile metal . Chemically, gold is a transition metal and a group 11 element . It is one of the least reactive chemical elements and is solid under standard conditions. Gold often occurs in free elemental (native) form, as nuggets or grains, in rocks , in veins, and in alluvial deposits. It occurs in a solid solution series with the native element silver (as electrum ) and also naturally alloyed with copper and palladium. Less commonly, it occurs in minerals as gold compounds, often with tellurium ( gold tellurides ). ...
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