Barton,+Abigail


 * Name: **Gold    **Symbol: ** Au
 * Atomic Number: ** 79 **Atomic Mass: ** 196.96655 amu **Melting Point: ** 1064.43 °C (1337.5801 K, 1947.9741 °F) **Boiling Point: ** 2807.0 °C (3080.15 K, 5084.6 °F) **Number of Protons/Electrons: ** 79 **Number of Neutrons: ** 118 **Electron Configuration:** 6s14f145d10 **Density @ 293 K: ** 19.32 g/cm3
 * When it was discovered: ** circa 3000 BC **Discoverer: ** is unknown **<span style="font-family: 'Californian FB','serif';">Where it is found: ** crust of the earth
 * <span style="font-family: 'Californian FB','serif'; font-size: 19px;">Commercial use: **<span style="font-family: 'Californian FB','serif'; font-size: 19px;">used as currency, decoration, dental work, jewelry, and plating.
 * <span style="font-family: 'Californian FB','serif'; font-size: 19px;">Compounds: **<span style="font-family: 'Californian FB','serif'; font-size: 19px;">auric chloride (AuCl3) and chlorauric acid (HAuCl4)
 * <span style="font-family: 'Californian FB','serif'; font-size: 19px;">Cost: **<span style="color: black; font-family: 'Californian FB','serif'; font-size: 19px;">$1,118.45 per troy ounce
 * <span style="font-family: 'Californian FB','serif'; font-size: 19px;">Physical properties: **
 * <span style="font-family: 'Californian FB','serif'; font-size: 19px;">Metallic yellow color

> **<span style="font-family: 'Californian FB','serif'; font-size: 19px;">Interesting facts: ** >
 * <span style="font-family: 'Californian FB','serif'; font-size: 19px;">Soft metal
 * **<span style="font-family: 'Californian FB','serif'; font-size: 19px;">Chemical properties: **
 * <span style="font-family: 'Californian FB','serif'; font-size: 19px;">Good conductor of electricity and heat
 * <span style="font-family: 'Californian FB','serif'; font-size: 19px;">Pure gold is 24 carats
 * <span style="font-family: 'Californian FB','serif'; font-size: 19px;">1 ounce can be beaten down to 300 square feet
 * <span style="font-family: 'Californian FB','serif'; font-size: 19px;">There is 13.7 million tons of gold dissolved in seawater
 * <span style="font-family: 'Californian FB','serif'; font-size: 19px;">It would cost more to extract than the gold is worth
 * <span style="font-family: 'Californian FB','serif'; font-size: 19px;">Use of gold can be traced back to 6200 years
 * <span style="font-family: 'Californian FB','serif'; font-size: 19px;">‘nub’ is the Egyptian word for gold
 * <span style="font-family: 'Californian FB','serif'; font-size: 19px;">Au comes from the Latin word for gold ‘aurum’
 * <span style="font-family: 'Californian FB','serif'; font-size: 19px;">The name of gold is believed to come from Sanskrit ‘jval’ meaning ‘to shine’

<span style="color: #333333; display: block; font-family: 'cambria','serif'; font-size: 19px; text-align: center;">"Gold." Chemicool Periodic Table. Chemicool.com. 4 Dec 2011. Web. 2/16/2012 <http://www.chemicool.com/elements/gold.html>.

WebElements: the periodic table on the WWW [[]] [|Copyright]1993-2011 [|Mark Winter] [[|The University of Sheffield]and WebElements Ltd, UK].