Gold

Gold ( /ˈɡoʊld/) is a chemical element with the symbol Au (from Latin: aurum "gold") and an atomic number of 79. Gold is a dense, soft, shiny, malleable and ductile metal. Pure gold has a bright yellow color and luster traditionally considered attractive, which it maintains without oxidizing in air or water. Chemically, gold is a transition metal and a group 11 element. It is one of the least reactive chemical elements solid under standard condit... More

Chemical Element

The 79th Element in the Periodic Table

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Platinum

Platinum ( /ˈplætɨnəm/ or /ˈplætənəm/) is a chemical element with the chemical symbol Pt and an atomic number of 78. Its name is derived from the...

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Mercury

Mercury is a chemical element with the symbol Hg and atomic number 80. It is also known as quicksilver or hydrargyrum (from "hydr-" water and ...

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Symbol:

  • Au

Atomic mass:

Mass Uncertainty
  • 196.96657 u (3.2707063E-16 µg )
  • 0.000004 u (6.6E-24 µg )

Electron affinity:

Value Uncertainty
  • 2.30861 eV (0.00000230861 MeV )
  • 0.00003 eV (3E-11 MeV )

Electronegativity (Pauling scale):

  • 2.54

Covalent radius:

  • 1.44 pm (5.67E-8 )

Van der Waals radius:

  • 210 pm (0.00000827 )

Melting Point:

  • 1,064.43 °C (1947.99 °F )

Boiling Point:

  • 2,856.85 °C (5174.38 °F )

Chemical series:

Periodic table block:

Ionization Energy:

  • 9.2255 eV (0.0000092255 MeV )

Electron Configuration:

  • Xe 4f14 5d10 6s1
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Official symbol

Official symbol of:

Symbol of Date adopted
  • 1965
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Literature Subject

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Organization sector

Organizations in this sector:

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Medicine

Legal status:

Marketed formulations:

Active moieties:

Active ingredient of formulation:

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Active moiety of formulation:

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Active moiety of drug:

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More specific ingredient:

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