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Gold 2
Part I of Essay
Gold, nothing can compare to this precious metal. A symbol of wealth and prosperity, it has been a value for explorers and adventurers and a lure for conquerors. Today it is vital to commerce and finance; popular in ornamentation, and increasing importance in technology.
Th .... Part II of Essay
.... word geolo (yellow)
? Symbol Origin – From the Latin word aurum (gold)
? Uses – electronics, jewelry, coins
? Obtained From – crust of the earth, copper ores
Atomic and Chemical Properties:
In it’s usual state – atomic mass number 197 – gold is stable. However, there are radioactive (unstable) isotopes of mass number 186 to 196 and 198 to 203. Gold normally exhibits a chemical valence of one or three.
Gold is the “noblest” of the noble metals (gold, platinum, palladium, and rhodium), ....
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Words: 732 - Pages: 3
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