GOLD By: Saif Al Saadi 7A. Solid liquid or gas ? Under room temperature gold is a sold. Under room temperature gold is a sold.

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Presentation transcript:

GOLD By: Saif Al Saadi 7A

Solid liquid or gas ? Under room temperature gold is a sold. Under room temperature gold is a sold.

Melting, boiling points Golds melting point is ºC Golds melting point is ºC It’s boiling point is 2856 ºC It’s boiling point is 2856 ºC

Atomic facts Atomic number: 79 Atomic weight: ± u

Appearance It has a shiny yellow color It has a shiny yellow color It’s shape is a blob like shape that has holes in it It’s shape is a blob like shape that has holes in it Could have rust from decay from all the years underground Could have rust from decay from all the years underground

History The discoverer is unknown. The discoverer is unknown. The discovery of gold was around 2600 BC. The discovery of gold was around 2600 BC.

useswhy JewelryBecause of its beauty. electronicsBecause it is a conductor that does not corrode. medicationUsed to treat cancer

It is a very shiny yellow in some parts it is brown and other it is black.

it weighs 156 ounces and is California's largest gold nugget.