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Published on Nov 19, 2015
A science project about the element gold.
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1.
Gold
By Ben Johnson
Photo by
Claudio.Ar
2.
Gold is derived from the Anglo-Saxon word for the element."Aurum" is Latin for gold and the origin of it's symbol on the periodic table of elements.
Photo by
Jason A. Samfield
3.
Properties
The chemical symbol for gold is "Au".
The average atomic weight of gold is about 197.0
Gold has 2 valance electrons.
Gold atomic number is 79.
Photo by
widatama
4.
More properties
Gold is i group 11, period 6, and block D on the periodic table of elements.
Other elements with like properties include copper and silver.
Photo by
Domiriel
5.
Gold is mainly found in South Africa. Other places where gold is common are South Dakota and Nevada.
Photo by
betta design
6.
People use gold to make jewelry and electrical components.
Photo by
jsj1771
7.
Gold is used to make jewelry because of its color and malleability
Photo by
Elsie esq.
8.
Some delicate electrical components use gold for its electrical conductibility.
Photo by
TextureX.com
9.
Gold compounds
Gold chloride is a naturally ocuuring compound gold forms.
Cholorauric acid is a man made gold compound
Gold is relatively non-reactive with other elements. It does however form more compounds.
Photo by
zhouxuan12345678
10.
Gold has been in use for about 5,000+ years. The exact location and date of its discovery is unknown.
Photo by
JwvanEck
11.
Gold can be purified trough the use of chemicals or through the use of heat.
Photo by
Ennor
12.
Fun fact: gold is known as the King of Metals.
Photo by
archer10 (Dennis)
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