Gold Element Properties

Gold

d78
Pt
Platinum
d79
Au
Gold
d80
Hg
mercury
General
Name(Gold)
Symbol(Au)
Number(79)
Group Number(11)
Group(Transition metals)
Block(d)
Density(19.32 g/cm3)
Atomic Weight(196.9665 g/mol)
Atomic Volume(10.2 cm3/mol)
Discover(0)


States
State(Solid)
Melting Point(1337.33 K)
Boiling Point(3129 K)
Triple Point(Nil)
Critical Point(Nil)
Heat of Fusion(12.55 kJ/mol)
Heat of Vaporization(324 kJ/mol)


Energies
First Ionization Energy(890.1 kJ/mole)
Second Ionization Energy(1980 kJ/mole)
Third Ionization Energy(Nil)
Electronegativity(2.54)
Electron Affinity(222.752 kJ/mole)
Specific Heat(0.128 J/gK)
Heat Atomization(366 kJ/mole atoms)


Oxidation and Electrons
Shells(2,8,18,32,18,1)
Electron Configuration([Xe] 4f14 5d10 6s1)
Minimum Oxidation Number(-1)
Maximum Oxidation Number(5)
Minimum Common Oxidation Number(0)
Maximum Common Oxidation Number(3)


Appearance and Characteristics
Crystal Structure(cubic face centered)
Characteristics(Inert, ductile malleable)
Color(golden yellow)
Uses(jewelry, electronics)
Hardness(2.75 mohs)
Toxicity(None)


Reactions
Reaction with Air(None)
Reaction with 6M HCl(None)
Reaction with 15M HNO3(None)
Reaction with 6M NaOH(None)


Other Forms
Number of Isotopes(1)
Hydride(None)
Oxide(Au2O3)
Chloride(AuCl AuCl3)


Radius
Atomic Radius(144 pm)
Ionic Radius (1+ ion)(151 pm)
Ionic Radius (1- ion)(Nil)
Ionic Radius (2+ ion)(Nil)
Ionic Radius (2- ion)(Nil)
Ionic Radius (3+ ion)(99 pm)


Conductivity
Thermal Conductivity(318 J/m-sec-deg)
Electrical Conductivity(446.4 1/mohm-cm)
Polarizability(6.1 A3)


Abundance
Source(Gold, gold bearing rock (misc))
Relation Abundance Solar System(-0.728 log)
Abundance Earths Crust(-2.4 log)


d78
Pt
Platinum
d79
Au
Gold
d80
Hg
mercury

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