Aurum, Emas (Au)

chemical element with symbol Au and atomic number 79

Atomic Number	79
Atomic Weight	196.966569
Nombor jisim	197

Group	11
Period	6
Block	d

proton	79 p⁺
neutron	118 n⁰
Elektron	79 e^-

Sifat Fizikal

Jejari Atom	135 pm 226 pm
molar volume	10.2 cm³/mol
Jejari kovalen	124 pm 121 pm 123 pm 136 pm
Metallic Radius	134 pm 144 pm
ionic radius	137 pm 68 pm 85 pm 57 pm
Crystal Radius	151 pm 82 pm 99 pm 71 pm
Jejari van der Waals	210 pm 214 pm 243 pm 329.3 pm
ketumpatan	19.3 g/cm³ 17,310 kg/m³

Sifat Kimia

tenaga

proton affinity
Pertalian elektron	2.30863 eV/particle
ionization energy	9.225553 eV/particle 20.203 eV/particle 30 eV/particle 45 eV/particle 60 eV/particle 74 eV/particle 94 eV/particle 112 eV/particle 130.1 eV/particle 149 eV/particle 168.2 eV/particle 200 eV/particle 275 eV/particle 299 eV/particle 324 eV/particle 365 eV/particle 392 eV/particle 433 eV/particle 487 eV/particle 520 eV/particle 550 eV/particle 600 eV/particle 650 eV/particle 710 eV/particle 760 eV/particle 820 eV/particle 870 eV/particle 930 eV/particle 990 eV/particle 1,040 eV/particle 1,100 eV/particle 1,150 eV/particle 1,210 eV/particle 1,475 eV/particle 1,527 eV/particle 1,584 eV/particle 1,644 eV/particle 1,702 eV/particle 1,758 eV/particle 1,845 eV/particle 1,904 eV/particle 1,967 eV/particle 2,026 eV/particle 2,261 eV/particle 2,320 eV/particle 2,383 eV/particle 2,443 eV/particle 2,640 eV/particle 2,708 eV/particle 2,870 eV/particle 2,941 eV/particle 4,888 eV/particle 5,013 eV/particle 5,156 eV/particle 5,307 eV/particle 5,452 eV/particle 5,594 eV/particle 5,846 eV/particle 5,994 eV/particle 6,156 eV/particle 6,305 eV/particle 6,724 eV/particle 6,854 eV/particle 6,997 eV/particle 7,130 eV/particle 7,760 eV/particle 7,910 eV/particle 8,210 eV/particle 8,360 eV/particle 18,040 eV/particle 18,400 eV/particle 18,790 eV/particle 19,150 eV/particle 21,470 eV/particle 21,920 eV/particle 22,500 eV/particle 22,868.12 eV/particle 91,515.82 eV/particle 93,254.3 eV/particle

Entalpi pengewapan	340 kJ/mol
entalpi pelakuran	12.68 kJ/mol
standard enthalpy of formation	368.2 kJ/mol
Elektron

Petala elektron	2, 8, 18, 32, 18, 1

Elektron valens	1 ⓘ

tatarajah elektron	[Xe] 4f¹⁴ 5d¹⁰ 6s¹ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 4f¹⁴ 5d¹⁰ 6s¹

Keadaan pengoksidaan	-3, -2, -1, 0, 1, 2, 3, 5
Keelektronegatifan	11.33 eV/particle 0.26137 2.4
Electrophilicity Index	2.404200854149471 eV/particle
keadaan jirim asas

fasa jirim	Solid
gaseous state of matter
Boiling Point	3,109.15 K
Melting Point	1,337.33 K
critical pressure
critical temperature
triple point
rupa
warna	Gold #daa520 #ffd123 #ffd123
rupa	metallic yellow
indeks biasan
sifat bahan
Thermal Conductivity	318 W/(m K)
Pengembangan terma	0.0000142 1/K
molar heat capacity	25.418 J/(mol K)
Specific Heat Capacity	0.129 J/(g⋅K)
heat capacity ratio
electrical properties
type	Conductor
Kekonduksian elektrik	45 MS/m
Kerintangan dan kekonduksian elektrik	0.000000022 m Ω
Kesuperkonduksian
kemagnetan
type	diamagnetic
magnetic susceptibility (Mass)	-0.00000000178 m³/Kg
magnetic susceptibility (Molar)	-0.000000000351 m³/mol
magnetic susceptibility (Volume)	-0.0000344
magnetic ordering
Suhu Curie
Néel temperature
struktur
Crystal Structure	Face Centered Cubic (FCC)
lattice constant	4.08 Å
Lattice Angles	π/2, π/2, π/2
mechanical property
hardness	25 MPa 2.5 MPa 216 MPa
Modulus pukal	220 GPa
shear modulus	27 GPa
Young's modulus	78 GPa
Nisbah Poisson	0.44
Kelajuan bunyi	1,740 m/s
pengelasan
Category	Transition metals, Transition metals
CAS Group	IB
IUPAC Group	IB
Glawe Number	66
Mendeleev Number	73
Pettifor Number	70
Geochemical Class	noble metal
Goldschmidt classification	siderophile

other

Gas Basicity
polarizability	36 ± 3 a₀
C6 Dispersion Coefficient	427 a₀
allotrope
Neutron cross section	98.7
Neutron Mass Absorption	0.017
Nombor kuantum	2S1/2
space group	225 (Fm_3m)

Isotopes of Gold

Stable Isotopes	1
Unstable Isotopes	42
Natural Isotopes	1

¹⁶⁸Au

Nombor jisim	168
nombor neutron	89
jisim atom relatif	168.002716 ± 0.000429 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin
nuclear quadrupole moment
tarikh penemuan
parity

decay mode	Keamatan (fizik)
p (proton emission)

¹⁶⁹Au

Nombor jisim	169
nombor neutron	90
jisim atom relatif	168.99808 ± 0.00032 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin	1/2
nuclear quadrupole moment	0
tarikh penemuan
parity	+

decay mode	Keamatan (fizik)
p (proton emission)
α (α emission)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁷⁰Au

Nombor jisim	170
nombor neutron	91
jisim atom relatif	169.996024 ± 0.000216 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	290 ± 50 us
Spin	2
nuclear quadrupole moment
tarikh penemuan	2002
parity

decay mode	Keamatan (fizik)
p (proton emission)	89%
α (α emission)	11%

¹⁷¹Au

Nombor jisim	171
nombor neutron	92
jisim atom relatif	170.991881533 ± 0.000022236 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	22.3 ± 2.4 us
Spin	1/2
nuclear quadrupole moment	0
tarikh penemuan	1997
parity	+

decay mode	Keamatan (fizik)
p (proton emission)	100%
α (α emission)

¹⁷²Au

Nombor jisim	172
nombor neutron	93
jisim atom relatif	171.989996704 ± 0.000060287 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	28 ± 4 ms
Spin	2
nuclear quadrupole moment
tarikh penemuan	1993
parity

decay mode	Keamatan (fizik)
α (α emission)	100%
p (proton emission)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁷³Au

Nombor jisim	173
nombor neutron	94
jisim atom relatif	172.986224263 ± 0.000024458 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	25.5 ± 0.8 ms
Spin	1/2
nuclear quadrupole moment	0
tarikh penemuan	1983
parity	+

decay mode	Keamatan (fizik)
α (α emission)	86%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁷⁴Au

Nombor jisim	174
nombor neutron	95
jisim atom relatif	173.984908 ± 0.000109 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	139 ± 3 ms
Spin	3
nuclear quadrupole moment
tarikh penemuan	1983
parity	-

decay mode	Keamatan (fizik)
α (α emission)	90%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁷⁵Au

Nombor jisim	175
nombor neutron	96
jisim atom relatif	174.981316375 ± 0.000041399 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	200 ± 3 ms
Spin	1/2
nuclear quadrupole moment	0
tarikh penemuan	1975
parity	+

decay mode	Keamatan (fizik)
α (α emission)	88%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁷⁶Au

Nombor jisim	176
nombor neutron	97
jisim atom relatif	175.980116925 ± 0.000035625 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	1.05 ± 0.01 s
Spin	3
nuclear quadrupole moment
tarikh penemuan	1975
parity	-

decay mode	Keamatan (fizik)
α (α emission)	75%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁷⁷Au

Nombor jisim	177
nombor neutron	98
jisim atom relatif	176.976869701 ± 0.0000107 Da
g-factor	2.3 ± 0.1
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	1.501 ± 0.02 s
Spin	1/2
nuclear quadrupole moment	0
tarikh penemuan	1968
parity	+

decay mode	Keamatan (fizik)
α (α emission)	40%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	60%

¹⁷⁸Au

Nombor jisim	178
nombor neutron	99
jisim atom relatif	177.976056714 ± 0.000011 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	3.4 ± 0.5 s
Spin	2
nuclear quadrupole moment
tarikh penemuan	1968
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	84%
α (α emission)	16%

¹⁷⁹Au

Nombor jisim	179
nombor neutron	100
jisim atom relatif	178.973173666 ± 0.000012555 Da
g-factor	2.02 ± 0.1
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	7.1 ± 0.3 s
Spin	1/2
nuclear quadrupole moment	0
tarikh penemuan	1968
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	78%
α (α emission)	22%

¹⁸⁰Au

Nombor jisim	180
nombor neutron	101
jisim atom relatif	179.972489738 ± 0.000005108 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	7.9 ± 0.3 s
Spin	1
nuclear quadrupole moment
tarikh penemuan	1977
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	99.42%
α (α emission)	0.58%

¹⁸¹Au

Nombor jisim	181
nombor neutron	102
jisim atom relatif	180.970079102 ± 0.000021445 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	13.7 ± 1.4 s
Spin	5/2
nuclear quadrupole moment
tarikh penemuan	1968
parity	-

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	97.3%
α (α emission)	2.7%

¹⁸²Au

Nombor jisim	182
nombor neutron	103
jisim atom relatif	181.969614433 ± 0.000020143 Da
g-factor	0.65 ± 0.05
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	15.5 ± 0.4 s
Spin	2
nuclear quadrupole moment
tarikh penemuan	1970
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
α (α emission)	0.13%

¹⁸³Au

Nombor jisim	183
nombor neutron	104
jisim atom relatif	182.967588106 ± 0.000010116 Da
g-factor	0.784 ± 0.008
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	42.8 ± 1 s
Spin	5/2
nuclear quadrupole moment
tarikh penemuan	1968
parity	-

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	99.45%
α (α emission)	0.55%

¹⁸⁴Au

Nombor jisim	184
nombor neutron	105
jisim atom relatif	183.967451523 ± 0.000023912 Da
g-factor	0.412 ± 0.004
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	20.6 ± 0.9 s
Spin	5
nuclear quadrupole moment	4.7 ± 0.3
tarikh penemuan	1969
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
α (α emission)	0.013%

¹⁸⁵Au

Nombor jisim	185
nombor neutron	106
jisim atom relatif	184.965798871 ± 0.0000028 Da
g-factor	0.864 ± 0.008
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	4.25 ± 0.06 m
Spin	5/2
nuclear quadrupole moment	-1.1 ± 0.1
tarikh penemuan	1960
parity	-

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	99.74%
α (α emission)	0.26%

¹⁸⁶Au

Nombor jisim	186
nombor neutron	107
jisim atom relatif	185.965952703 ± 0.000022509 Da
g-factor	-0.42 ± 0.01
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	10.7 ± 0.5 m
Spin	3
nuclear quadrupole moment	3.1 ± 0.06
tarikh penemuan	1960
parity	-

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
α (α emission)	0.0008%

¹⁸⁷Au

Nombor jisim	187
nombor neutron	108
jisim atom relatif	186.964542147 ± 0.000024153 Da
g-factor	1.066 ± 0.03
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	8.3 ± 0.2 m
Spin	1/2
nuclear quadrupole moment	0
tarikh penemuan	1955
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
α (α emission)

¹⁸⁸Au

Nombor jisim	188
nombor neutron	109
jisim atom relatif	187.965247966 ± 0.0000029 Da
g-factor	-0.07 ± 0.03
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	8.84 ± 0.06 m
Spin	1
nuclear quadrupole moment
tarikh penemuan	1955
parity	-

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁸⁹Au

Nombor jisim	189
nombor neutron	110
jisim atom relatif	188.963948286 ± 0.000021558 Da
g-factor	0.984 ± 0.028
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	28.7 ± 0.4 m
Spin	1/2
nuclear quadrupole moment	0
tarikh penemuan	1955
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
α (α emission)	3%

¹⁹⁰Au

Nombor jisim	190
nombor neutron	111
jisim atom relatif	189.964751746 ± 0.0000037 Da
g-factor	-0.065 ± 0.007
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	42.8 ± 1 m
Spin	1
nuclear quadrupole moment
tarikh penemuan	1959
parity	-

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
α (α emission)	1%

¹⁹¹Au

Nombor jisim	191
nombor neutron	112
jisim atom relatif	190.963716452 ± 0.000005288 Da
g-factor	0.090933333333333 ± 0.0006
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	3.18 ± 0.08 h
Spin	3/2
nuclear quadrupole moment	0.72 ± 0.02
tarikh penemuan	1954
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁹²Au

Nombor jisim	192
nombor neutron	113
jisim atom relatif	191.964817615 ± 0.000016991 Da
g-factor	-0.0107 ± 0.0015
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	4.94 ± 0.09 h
Spin	1
nuclear quadrupole moment	-0.228 ± 0.008
tarikh penemuan	1948
parity	-

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁹³Au

Nombor jisim	193
nombor neutron	114
jisim atom relatif	192.964138442 ± 0.000009311 Da
g-factor	0.092733333333333 ± 0.00033333333333333
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	17.65 ± 0.15 h
Spin	3/2
nuclear quadrupole moment	0.66 ± 0.02
tarikh penemuan	1948
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
α (α emission)

¹⁹⁴Au

Nombor jisim	194
nombor neutron	115
jisim atom relatif	193.965419051 ± 0.000002273 Da
g-factor	0.076 ± 0.0013
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	38.02 ± 0.1 h
Spin	1
nuclear quadrupole moment	-0.24 ± 0.009
tarikh penemuan	1948
parity	-

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁹⁵Au

Nombor jisim	195
nombor neutron	116
jisim atom relatif	194.965037823 ± 0.000001201 Da
g-factor	0.098733333333333 ± 0.0004
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	186.01 ± 0.06 d
Spin	3/2
nuclear quadrupole moment	0.607 ± 0.018
tarikh penemuan	1948
parity	+

decay mode	Keamatan (fizik)
ϵ (electron capture)	100%

¹⁹⁶Au

Nombor jisim	196
nombor neutron	117
jisim atom relatif	195.966571213 ± 0.000003179 Da
g-factor	0.29415 ± 0.00025
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	6.165 ± 0.011 d
Spin	2
nuclear quadrupole moment	0.81 ± 0.07
tarikh penemuan	1937
parity	-

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	93%
β⁻ (β⁻ decay)	7%

¹⁹⁷Au

Nombor jisim	197
nombor neutron	118
jisim atom relatif	196.966570103 ± 0.000000581 Da
g-factor	0.0968 ± 0.00013333333333333
natural abundance	100
Reputan radioaktif	Isotop stabil
setengah hayat	Not Radioactive ☢️
Spin	3/2
nuclear quadrupole moment	0.547 ± 0.016
tarikh penemuan	1935
parity	+

¹⁹⁸Au

Nombor jisim	198
nombor neutron	119
jisim atom relatif	197.968243714 ± 0.000000579 Da
g-factor	0.29555 ± 0.0004
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	2.69464 ± 0.00014 d
Spin	2
nuclear quadrupole moment	0.64 ± 0.019
tarikh penemuan	1937
parity	-

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

¹⁹⁹Au

Nombor jisim	199
nombor neutron	120
jisim atom relatif	198.968766573 ± 0.000000581 Da
g-factor	0.18033333333333 ± 0.00053333333333333
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	3.139 ± 0.007 d
Spin	3/2
nuclear quadrupole moment	0.51 ± 0.016
tarikh penemuan	1937
parity	+

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

²⁰⁰Au

Nombor jisim	200
nombor neutron	121
jisim atom relatif	199.970756558 ± 0.000028681 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	48.4 ± 0.3 m
Spin	1
nuclear quadrupole moment
tarikh penemuan	1951
parity	-

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

²⁰¹Au

Nombor jisim	201
nombor neutron	122
jisim atom relatif	200.971657678 ± 0.000003455 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	26 ± 0.8 m
Spin	3/2
nuclear quadrupole moment
tarikh penemuan	1952
parity	+

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

²⁰²Au

Nombor jisim	202
nombor neutron	123
jisim atom relatif	201.973856 ± 0.000025 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	28.4 ± 1.2 s
Spin	1
nuclear quadrupole moment
tarikh penemuan	1967
parity	-

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

²⁰³Au

Nombor jisim	203
nombor neutron	124
jisim atom relatif	202.975154492 ± 0.000003309 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	60 ± 6 s
Spin	3/2
nuclear quadrupole moment
tarikh penemuan	1952
parity	+

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

²⁰⁴Au

Nombor jisim	204
nombor neutron	125
jisim atom relatif	203.97811 ± 0.000215 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	38.3 ± 1.3 s
Spin	2
nuclear quadrupole moment
tarikh penemuan	1972
parity	-

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

²⁰⁵Au

Nombor jisim	205
nombor neutron	126
jisim atom relatif	204.980064 ± 0.000215 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	32 ± 1.4 s
Spin	3/2
nuclear quadrupole moment
tarikh penemuan	1994
parity	+

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

²⁰⁶Au

Nombor jisim	206
nombor neutron	127
jisim atom relatif	205.984766 ± 0.000322 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	47 ± 11 s
Spin	6
nuclear quadrupole moment
tarikh penemuan	2009
parity	+

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

²⁰⁷Au

Nombor jisim	207
nombor neutron	128
jisim atom relatif	206.988577 ± 0.000322 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin	3/2
nuclear quadrupole moment
tarikh penemuan	2010
parity	+

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)

²⁰⁸Au

Nombor jisim	208
nombor neutron	129
jisim atom relatif	207.993655 ± 0.000322 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin	6
nuclear quadrupole moment
tarikh penemuan	2010
parity	+

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)

²⁰⁹Au

Nombor jisim	209
nombor neutron	130
jisim atom relatif	208.997606 ± 0.000429 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin	3/2
nuclear quadrupole moment
tarikh penemuan	2010
parity	+

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)

²¹⁰Au

Nombor jisim	210
nombor neutron	131
jisim atom relatif	210.002877 ± 0.000429 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin	6
nuclear quadrupole moment
tarikh penemuan	2010
parity	+

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)

sejarah

penemu atau pereka	Known to the ancients.
tempat penemuan
tarikh penemuan
Etimologi	Anglo-Saxon: geolo (yellow); symbol from Latin: aurum (shining dawn).
sebutan	GOLD (Inggeris)

sumber

Abundance
Abundance in Earth's crust	0.004 mg/kg
natural abundance (lautan)	0.000004 mg/L
natural abundance (Tubuh manusia)	0.00001 %
natural abundance (Meteoroid)	0.000017 %
natural abundance (Matahari)	0.0000001 %
Abundance in Universe	0.00000006 %

Nuclear Screening Constants

1	s	1.5239
2	p	4.4868
2	s	20.6302
3	d	13.4917
3	p	22.297
3	s	23.2372
4	d	37.472
4	f	38.3504
4	p	35.4532
4	s	34.5868
5	d	58.8735
5	p	53.83
5	s	51.6725
6	s	68.062

Aurum, Emas on ChemicalAid

ABC News topic ID	gold
Armeniapedia ID	13282
ChEBI ID	30050
ChemSpider ID	22421
CosIng number	32827
DSSTOX compound identifier	DTXCID0047662
DrugBank ID	14154
ECHA Substance Infocard ID	100.028.332
English Vikidia ID	Gold
Grove Art Online ID	T033043
HSDB ID	2125
ID AGROVOC	c_33067
ID Biblioteca Nacional de España	XX526003
ID BnF	133184606
ID CAB	169824
ID Den Store Danske	guld
ID Encyclopædia Universalis	or
ID Ensiklopedia Besar Rusia dalam talian	3467786
ID Ensiklopedia Besar Rusia dalam talian	1995070
ID Ensiklopedia Britannica Dalam Talian	science/gold-chemical-element
ID EuroVoc	2156
ID Freebase	/m/025rs2z
ID GND	4157819-3
ID Gran Enciclopèdia Catalana	0006022
ID J9U Perpustakaan Negara Israel	987007533656105171
ID KBpedia	Gold
ID NE.se	guld
ID NKCR AUT	ph116778
ID PSH	5787
ID Perbendaharaan Kata Fesyen Europeana	10546
ID Perbendaharaan Kata Pendidikan Australia	scot/3525
ID Store norske leksikon	gull
ID Tesaurus BNCF	7196
ID Tesaurus Leiden ASC	294913858
ID Tesaurus STW untuk Ilmu Ekonomi	14298-0
ID Treccani	oro
ID Vikidia Perancis	Or
ID WordNet 3.1 Synset	14662977-n
ID YSO	19016
ID bahan DSSTox	DTXSID3064697
ID dalam talian Brockhaus Enzyklopädie	gold-20
ID kewibawaan Perpustakaan Kongres	sh85055692
ID pemerihal MeSH	D006046
ID rencana Ensiklopedia Kanada	gold
ID rencana Klexikon	Gold
ID tesaurus PACTOLS	pcrtuihSl3eSnW
ID tesaurus Parlimen UK	10497
ID tesaurus RKD	65616
ID tesaurus UNESCO	concept11561
ID topik New York Times	subject/gold
ID topik Quora	Gold
ID topik Twitter	1306652771991478273
ID topik Zhihu	19962701
InChI	InChI=1S/Au
InChIKey	PCHJSUWPFVWCPO-UHFFFAOYSA-N
Italian Vikidia ID	Oro
Krugosvet article	nauka_i_tehnika/himiya/ZOLOTO.html
Language of Bindings ID	2414
Maksud Tertakrif OmegaWiki	5912
Mindat mineral ID	1720
Mindat mineral ID	36380
Mindat mineral ID	36423
Mindat mineral ID	36372
Mindat mineral ID	36399
Mindat mineral ID	36376
Mindat mineral ID	36377
Mindat mineral ID	36394
Mindat mineral ID	36390
Mindat mineral ID	36418
Mindat mineral ID	36419
Mindat mineral ID	36413
Mindat mineral ID	36417
Mindat mineral ID	36392
NALT ID	43373
NDF-RT ID	N0000022608
National Historical Museums of Sweden ID	term/2D747C9D-68F2-4B91-AA7E-05D4A11B0276
Nomisma ID	av
Online PWN Encyclopedia ID	4001784
OpenAlex ID	C2910496842
Open Food Facts food additive ID	e175-gold
Probes And Drugs ID	PD073654
PubChem CID	23985
RxNorm ID	1311190
Römpp online ID	RD-07-01627
Spanish Cultural Heritage thesauri ID	materias/1181264
Spanish Vikidia ID	Oro
UK Archival Thesaurus ID	f2/mt225/4347/2556
UMLS CUI	C0018026
UNII	79Y1949PYO
USGS Thesaurus ID	1464
ZVG number	8480
kod entiti Bahasa Wolfram	Entity["Mineral", "Gold"]
nombor E	E175
nombor pendaftaran CAS	7440-57-5
pengecam AAT	300011021
pengecam NDL	00565802

Aurum, Emas (Au)

Sifat Fizikal

Sifat Kimia

other

Isotopes of Gold

168Au

169Au

170Au

171Au

172Au

173Au

174Au

175Au

176Au

177Au

178Au

179Au

180Au

181Au

182Au

183Au

184Au

185Au

186Au

187Au

188Au

189Au

190Au

191Au

192Au

193Au

194Au

195Au

196Au

197Au

198Au

199Au

200Au

201Au

202Au

203Au

204Au

205Au

206Au

207Au

208Au

209Au

210Au

sejarah

sumber

Nuclear Screening Constants

¹⁶⁸Au

¹⁶⁹Au

¹⁷⁰Au

¹⁷¹Au

¹⁷²Au

¹⁷³Au

¹⁷⁴Au

¹⁷⁵Au

¹⁷⁶Au

¹⁷⁷Au

¹⁷⁸Au

¹⁷⁹Au

¹⁸⁰Au

¹⁸¹Au

¹⁸²Au

¹⁸³Au

¹⁸⁴Au

¹⁸⁵Au

¹⁸⁶Au

¹⁸⁷Au

¹⁸⁸Au

¹⁸⁹Au

¹⁹⁰Au

¹⁹¹Au

¹⁹²Au

¹⁹³Au

¹⁹⁴Au

¹⁹⁵Au

¹⁹⁶Au

¹⁹⁷Au

¹⁹⁸Au

¹⁹⁹Au

²⁰⁰Au

²⁰¹Au

²⁰²Au

²⁰³Au

²⁰⁴Au

²⁰⁵Au

²⁰⁶Au

²⁰⁷Au

²⁰⁸Au

²⁰⁹Au

²¹⁰Au