The periodic table/Gold
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Discovery
editGold was discovered in ancient times. One reason for why Gold is so precious is the fact that Gold can stay perfect/shiny for a long time. Pop a penny in a dusty place in your car, that penny is disgusting! While a Roman gold coin is still shiny after years and years.
Quick Facts
editName: gold atom
Symbol: Au
Atomic Mass: 196.9665
Classification: transition metal
Protons: 79
Neutrons: 118
Electrons: 79
Colour: gold
Discovery in: ancient
Density: 19.3 g/cc
Crystal Structure: cubic
Melting Point: 1064.18 °C (1337.33 K, 1947.52 °F)
Boiling Point: 2856 °C (3129 K, 5173 °F)
Common Uses: jewelery, dentistry, electronics, medicine, glass, awards, decorations
See Also
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