Gintu

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Lundag ka king: pamaglibut, paintunan

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79 platinumgoldmercury
Ag

Au

Rg
Au-TableImage.png
General
Lagyu, Symbol, Numeru gold, Au, 79
Chemical series transition metals
Lupung, Period, Bloki 11, 6, d
Itsura metallic yellow
Native gold nuggets.jpg
Standard atomic a timbang 196.966569(4)  g·mol−1
Electron configuration [Xe] 4f14 5d10 6s1
Electrons balang shell 2, 8, 18, 32, 18, 1
Physical properties
Phase solid
Pangasiksik (near r.t.) 19.3  g·cm−3
Liquid density at m.p. 17.31  g·cm−3
Malalasong point 1337.33 K
(1064.18 °C, 1947.52 °F)
Bubukal a point 3129 K
(2856 °C, 5173 °F)
Heat of fusion 12.55  kJ·mol−1
Heat of vaporization 324  kJ·mol−1
Agiu king pali (25 °C) 25.418  J·mol−1·K−1
Vapor pressure
P(Pa) 1 10 100 1 k 10 k 100 k
at T(K) 1646 1814 2021 2281 2620 3078
Atomic properties
Crystal pangatalakad cubic face centered
Oxidation states −1, 1, 2, 3, 4, 5, 6, 7
(amphoteric oxide)
Electronegativity 2.54 (Pauling scale)

Template:Elementbox ionizationenergies2

Atomic radius 135pm
Atomic radius (calc.) 174  pm
Covalent radius 144  pm

Template:Elementbox vanderwaalsrad pm

Dakal pang Aliwa
Magnetic ordering no data
Electrical resistivity (20 °C) 22.14 n Ω·m
Thermal conductivity (300 K) 318  W·m−1·K−1
Thermal expansion (25 °C) 14.2  µm·m−1·K−1

Template:Elementbox speedofsound rodmpsatrt

Young's modulus 78  GPa
Shear modulus 27  GPa
Bulk modulus 220  GPa

Template:Elementbox poissonratio

Mohs hardness 2.5

Template:Elementbox vickershardness mpa

Brinell a sias  ? 2450  MPa
[[CAS talaan a numeru] 7440-57-5
Mepiling isotopes
Main article: Isotopes of gintu
iso NA kapitnang-bie DM DE (MeV) DP
195Au syn 186.10 d ε 0.227 195Pt
196Au syn 6.183 d ε 1.506 196Pt
β- 0.686 196Hg
197Au 100% Ing Au stable ya kambe ning 118 neutrons
198Au syn 2.69517 d β- 1.372 198Hg
199Au syn 3.169 d β- 0.453 199Hg
Dalerayan

Lawen ya rin[mag-edit | edit source]

Suglung Palwal[mag-edit | edit source]

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