Information valid for Au-197 unless otherwise noted
[ATOM]

Gold

 [ATOM]

Basic Information


Symbol: Au
Atomic Number: 79
Mass: 196.967
Melting Point: 1064.43
Boiling Point: 2807
Number of Protons/Electrons: 79
Number of Neutrons: 118
Classification: Transition Metal
Crystal Structure: Cubic
Density: 19.32
Color: Gold

Atomic Structure

[Bohr Model of Gold]  
Number of Energy Levels: 6

    First Energy Level: 2
    Second Energy Level: 8
    Third Energy Level: 18
    Fourth Energy Level: 32
    Fifth Energy Level: 18
    Sixth Energy Level: 1

Isotopes

Isotope Half Life
Au-1941.6 days
Au-195186.1 days
Au-195m30.5 seconds
Au-1966.2 days
Au-197Stable
Au-1982.7 days
Au-1993.14 days

Facts


Date of Discovery: circa 3000 BC
Discoverer: Unknown
Name Origin: From the Old English word geolo (yellow)
Symbol Origin: From the Latin word aurum (gold)
Uses: electronics, jewelry, coins
Obtained From: crust of the earth, copper ores

Related Links

Note: The external links below are not a part of this site and their content is not the responsibility of this site
  1. World Gold Council
If you know of any other links for Gold, please let me know
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