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Periodic Table of Elements

 

02/05/09

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Periodic Table


Au

Gold

Atomic Number 79

Atomic Symbol Au

Name Gold
  Meaning Name derived from Teutonic word 'gulth' meaning 'shiny metal'; symbol from Latin 'auros' for dawn

Group Transition metals

Atomic Weight 196.96655

Density, g/cubic cm at STP 19.282

Melting Point, °C 1064.58

Boiling Point, °C, 1 atm 3080

Naturally Occurring Isotopes Au-197

Discoverer Unknown

Year Prehistoric

Ionization Energy, eV 9.2255

Configuration [Xe] 4f14 5d10 6s

Description Metallic lustrous yellow

   

References:

Holden, Norman E. (March 30, 2004). "History of the origin of the chemical elements and their discoverers." National Nuclear Data Center. Retrieved October 7, 2005 from http://www.nndc.bnl.gov/content/elements.html

"List of elements by boiling point." (September 22, 2005). Wikipedia. Retrieved October 9, 2005 from http://en.wikipedia.org/wiki/List_of_elements_by_boiling_point

"List of elements by density." (September 22, 2005). Wikipedia. Retrieved October 9, 2005 from http://en.wikipedia.org/wiki/List_of_elements_by_density

"List of elements by melting point." (September 22, 2005). Wikipedia. Retrieved October 9, 2005 from http://en.wikipedia.org/wiki/List_of_elements_by_melting_point

"NIST chemistry webBook." (2005). National Institute of Standards and Technology. Retrieved October 6, 2005 from http://webbook.nist.gov/chemistry/

Zucker, M.A.; Kishore, A. R.; Sukumar, R.; and Dragoset, R. A. (July 2005). "Elemental data index."  National Institute of Standards and Technology. Retrieved October 7, 2005 from http://physics.nist.gov/PhysRefData/Elements/cover.html

 


 

 

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This site was last updated 10/14/05