Or (Au)

elfen gemegol gyda'r rhif atomig o 79

Atomic Number	79
Atomic Weight	196.966569
Rhif màs	197

Group	11
Period	6
Block	d

Proton	79 p⁺
Niwtron	118 n⁰
Electron	79 e^-

Nodwedd Ffisegol

Atomic Radius	135 pm 226 pm
molar volume	10.2 cm³/mol
covalent radius	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
Van der Waals radius	210 pm 214 pm 243 pm 329.3 pm
density	19.3 g/cm³ 17,310 kg/m³

Nodwedd Gemegol

egni

proton affinity
electron affinity	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

enthalpy of vaporization	340 kJ/mol
enthalpy of fusion	12.68 kJ/mol
standard enthalpy of formation	368.2 kJ/mol
Electron

plisgyn yr electron	2, 8, 18, 32, 18, 1

valence electron	1 ⓘ

trefn yr electronnau	[Xe] 4f¹⁴ 5d¹⁰ 6s¹ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 4f¹⁴ 5d¹⁰ 6s¹

Cyflwr ocsidiad	-3, -2, -1, 0, 1, 2, 3, 5
Electronegatifedd	11.33 eV/particle 0.26137 2.4
Electrophilicity Index	2.404200854149471 eV/particle
cyflwr sylfaenol mater

cyflwr mater	Solid
gaseous state of matter
Boiling Point	3,109.15 K
Melting Point	1,337.33 K
critical pressure
critical temperature
triple point
appearance
lliw	Gold #daa520 #ffd123 #ffd123
appearance	metallic yellow
Mynegrif plygiant
nodwedd ffisegol gwrthrych
Thermal Conductivity	318 W/(m K)
thermal expansion	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
dargludedd trydanol	45 MS/m
Gwrthedd	0.000000022 Ω*m
superconductivity
magnetism
type	diamagnetic
magnetic susceptibility (Mass)	-0.00000000178 m³/Kg
magnetic susceptibility (Molar)	-0.000000000351 m³/mol
magnetic susceptibility (Volume)	-0.0000344
magnetic ordering
Curie temperature
Néel temperature
strwythur
Crystal Structure	Face Centered Cubic (FCC)
lattice constant	4.08 Å
Lattice Angles	π/2, π/2, π/2
nodwedd mecanyddol deunyddiau
hardness	25 MPa 2.5 MPa 216 MPa
bulk modulus	220 GPa
shear modulus	27 GPa
Young's modulus	78 GPa
Poisson's ratio	0.44
speed of sound	1,740 m/s
classification
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
quantum number	2S1/2
space group	225 (Fm_3m)

Isotopes of Gold

Stable Isotopes	1
Unstable Isotopes	42
Natural Isotopes	1

¹⁶⁸Au

Rhif màs	168
neutron number	89
Relative Atomic Mass	168.002716 ± 0.000429 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin
nuclear quadrupole moment
dyddiad darganfod
parity

decay mode	intensity
p (proton emission)

¹⁶⁹Au

Rhif màs	169
neutron number	90
Relative Atomic Mass	168.99808 ± 0.00032 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin	1/2
nuclear quadrupole moment	0
dyddiad darganfod
parity	+

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

¹⁷⁰Au

Rhif màs	170
neutron number	91
Relative Atomic Mass	169.996024 ± 0.000216 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	290 ± 50 us
spin	2
nuclear quadrupole moment
dyddiad darganfod	2002
parity

decay mode	intensity
p (proton emission)	89%
α (α emission)	11%

¹⁷¹Au

Rhif màs	171
neutron number	92
Relative Atomic Mass	170.991881533 ± 0.000022236 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	22.3 ± 2.4 us
spin	1/2
nuclear quadrupole moment	0
dyddiad darganfod	1997
parity	+

decay mode	intensity
p (proton emission)	100%
α (α emission)

¹⁷²Au

Rhif màs	172
neutron number	93
Relative Atomic Mass	171.989996704 ± 0.000060287 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	28 ± 4 ms
spin	2
nuclear quadrupole moment
dyddiad darganfod	1993
parity

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

¹⁷³Au

Rhif màs	173
neutron number	94
Relative Atomic Mass	172.986224263 ± 0.000024458 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	25.5 ± 0.8 ms
spin	1/2
nuclear quadrupole moment	0
dyddiad darganfod	1983
parity	+

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

¹⁷⁴Au

Rhif màs	174
neutron number	95
Relative Atomic Mass	173.984908 ± 0.000109 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	139 ± 3 ms
spin	3
nuclear quadrupole moment
dyddiad darganfod	1983
parity	-

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

¹⁷⁵Au

Rhif màs	175
neutron number	96
Relative Atomic Mass	174.981316375 ± 0.000041399 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	200 ± 3 ms
spin	1/2
nuclear quadrupole moment	0
dyddiad darganfod	1975
parity	+

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

¹⁷⁶Au

Rhif màs	176
neutron number	97
Relative Atomic Mass	175.980116925 ± 0.000035625 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	1.05 ± 0.01 s
spin	3
nuclear quadrupole moment
dyddiad darganfod	1975
parity	-

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

¹⁷⁷Au

Rhif màs	177
neutron number	98
Relative Atomic Mass	176.976869701 ± 0.0000107 Da
g-factor	2.3 ± 0.1
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	1.501 ± 0.02 s
spin	1/2
nuclear quadrupole moment	0
dyddiad darganfod	1968
parity	+

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

¹⁷⁸Au

Rhif màs	178
neutron number	99
Relative Atomic Mass	177.976056714 ± 0.000011 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	3.4 ± 0.5 s
spin	2
nuclear quadrupole moment
dyddiad darganfod	1968
parity	+

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

¹⁷⁹Au

Rhif màs	179
neutron number	100
Relative Atomic Mass	178.973173666 ± 0.000012555 Da
g-factor	2.02 ± 0.1
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	7.1 ± 0.3 s
spin	1/2
nuclear quadrupole moment	0
dyddiad darganfod	1968
parity	+

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

¹⁸⁰Au

Rhif màs	180
neutron number	101
Relative Atomic Mass	179.972489738 ± 0.000005108 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	7.9 ± 0.3 s
spin	1
nuclear quadrupole moment
dyddiad darganfod	1977
parity	+

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

¹⁸¹Au

Rhif màs	181
neutron number	102
Relative Atomic Mass	180.970079102 ± 0.000021445 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	13.7 ± 1.4 s
spin	5/2
nuclear quadrupole moment
dyddiad darganfod	1968
parity	-

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

¹⁸²Au

Rhif màs	182
neutron number	103
Relative Atomic Mass	181.969614433 ± 0.000020143 Da
g-factor	0.65 ± 0.05
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	15.5 ± 0.4 s
spin	2
nuclear quadrupole moment
dyddiad darganfod	1970
parity	+

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

¹⁸³Au

Rhif màs	183
neutron number	104
Relative Atomic Mass	182.967588106 ± 0.000010116 Da
g-factor	0.784 ± 0.008
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	42.8 ± 1 s
spin	5/2
nuclear quadrupole moment
dyddiad darganfod	1968
parity	-

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

¹⁸⁴Au

Rhif màs	184
neutron number	105
Relative Atomic Mass	183.967451523 ± 0.000023912 Da
g-factor	0.412 ± 0.004
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	20.6 ± 0.9 s
spin	5
nuclear quadrupole moment	4.7 ± 0.3
dyddiad darganfod	1969
parity	+

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

¹⁸⁵Au

Rhif màs	185
neutron number	106
Relative Atomic Mass	184.965798871 ± 0.0000028 Da
g-factor	0.864 ± 0.008
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	4.25 ± 0.06 m
spin	5/2
nuclear quadrupole moment	-1.1 ± 0.1
dyddiad darganfod	1960
parity	-

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

¹⁸⁶Au

Rhif màs	186
neutron number	107
Relative Atomic Mass	185.965952703 ± 0.000022509 Da
g-factor	-0.42 ± 0.01
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	10.7 ± 0.5 m
spin	3
nuclear quadrupole moment	3.1 ± 0.06
dyddiad darganfod	1960
parity	-

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

¹⁸⁷Au

Rhif màs	187
neutron number	108
Relative Atomic Mass	186.964542147 ± 0.000024153 Da
g-factor	1.066 ± 0.03
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	8.3 ± 0.2 m
spin	1/2
nuclear quadrupole moment	0
dyddiad darganfod	1955
parity	+

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

¹⁸⁸Au

Rhif màs	188
neutron number	109
Relative Atomic Mass	187.965247966 ± 0.0000029 Da
g-factor	-0.07 ± 0.03
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	8.84 ± 0.06 m
spin	1
nuclear quadrupole moment
dyddiad darganfod	1955
parity	-

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

¹⁸⁹Au

Rhif màs	189
neutron number	110
Relative Atomic Mass	188.963948286 ± 0.000021558 Da
g-factor	0.984 ± 0.028
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	28.7 ± 0.4 m
spin	1/2
nuclear quadrupole moment	0
dyddiad darganfod	1955
parity	+

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

¹⁹⁰Au

Rhif màs	190
neutron number	111
Relative Atomic Mass	189.964751746 ± 0.0000037 Da
g-factor	-0.065 ± 0.007
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	42.8 ± 1 m
spin	1
nuclear quadrupole moment
dyddiad darganfod	1959
parity	-

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

¹⁹¹Au

Rhif màs	191
neutron number	112
Relative Atomic Mass	190.963716452 ± 0.000005288 Da
g-factor	0.090933333333333 ± 0.0006
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	3.18 ± 0.08 h
spin	3/2
nuclear quadrupole moment	0.72 ± 0.02
dyddiad darganfod	1954
parity	+

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

¹⁹²Au

Rhif màs	192
neutron number	113
Relative Atomic Mass	191.964817615 ± 0.000016991 Da
g-factor	-0.0107 ± 0.0015
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	4.94 ± 0.09 h
spin	1
nuclear quadrupole moment	-0.228 ± 0.008
dyddiad darganfod	1948
parity	-

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

¹⁹³Au

Rhif màs	193
neutron number	114
Relative Atomic Mass	192.964138442 ± 0.000009311 Da
g-factor	0.092733333333333 ± 0.00033333333333333
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	17.65 ± 0.15 h
spin	3/2
nuclear quadrupole moment	0.66 ± 0.02
dyddiad darganfod	1948
parity	+

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

¹⁹⁴Au

Rhif màs	194
neutron number	115
Relative Atomic Mass	193.965419051 ± 0.000002273 Da
g-factor	0.076 ± 0.0013
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	38.02 ± 0.1 h
spin	1
nuclear quadrupole moment	-0.24 ± 0.009
dyddiad darganfod	1948
parity	-

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

¹⁹⁵Au

Rhif màs	195
neutron number	116
Relative Atomic Mass	194.965037823 ± 0.000001201 Da
g-factor	0.098733333333333 ± 0.0004
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	186.01 ± 0.06 d
spin	3/2
nuclear quadrupole moment	0.607 ± 0.018
dyddiad darganfod	1948
parity	+

decay mode	intensity
ϵ (electron capture)	100%

¹⁹⁶Au

Rhif màs	196
neutron number	117
Relative Atomic Mass	195.966571213 ± 0.000003179 Da
g-factor	0.29415 ± 0.00025
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	6.165 ± 0.011 d
spin	2
nuclear quadrupole moment	0.81 ± 0.07
dyddiad darganfod	1937
parity	-

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

¹⁹⁷Au

Rhif màs	197
neutron number	118
Relative Atomic Mass	196.966570103 ± 0.000000581 Da
g-factor	0.0968 ± 0.00013333333333333
natural abundance	100
Dadfeilio ymbelydrol	stable isotope
Hanner oes	Not Radioactive ☢️
spin	3/2
nuclear quadrupole moment	0.547 ± 0.016
dyddiad darganfod	1935
parity	+

¹⁹⁸Au

Rhif màs	198
neutron number	119
Relative Atomic Mass	197.968243714 ± 0.000000579 Da
g-factor	0.29555 ± 0.0004
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	2.69464 ± 0.00014 d
spin	2
nuclear quadrupole moment	0.64 ± 0.019
dyddiad darganfod	1937
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

¹⁹⁹Au

Rhif màs	199
neutron number	120
Relative Atomic Mass	198.968766573 ± 0.000000581 Da
g-factor	0.18033333333333 ± 0.00053333333333333
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	3.139 ± 0.007 d
spin	3/2
nuclear quadrupole moment	0.51 ± 0.016
dyddiad darganfod	1937
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²⁰⁰Au

Rhif màs	200
neutron number	121
Relative Atomic Mass	199.970756558 ± 0.000028681 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	48.4 ± 0.3 m
spin	1
nuclear quadrupole moment
dyddiad darganfod	1951
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

²⁰¹Au

Rhif màs	201
neutron number	122
Relative Atomic Mass	200.971657678 ± 0.000003455 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	26 ± 0.8 m
spin	3/2
nuclear quadrupole moment
dyddiad darganfod	1952
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²⁰²Au

Rhif màs	202
neutron number	123
Relative Atomic Mass	201.973856 ± 0.000025 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	28.4 ± 1.2 s
spin	1
nuclear quadrupole moment
dyddiad darganfod	1967
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

²⁰³Au

Rhif màs	203
neutron number	124
Relative Atomic Mass	202.975154492 ± 0.000003309 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	60 ± 6 s
spin	3/2
nuclear quadrupole moment
dyddiad darganfod	1952
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²⁰⁴Au

Rhif màs	204
neutron number	125
Relative Atomic Mass	203.97811 ± 0.000215 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	38.3 ± 1.3 s
spin	2
nuclear quadrupole moment
dyddiad darganfod	1972
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

²⁰⁵Au

Rhif màs	205
neutron number	126
Relative Atomic Mass	204.980064 ± 0.000215 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	32 ± 1.4 s
spin	3/2
nuclear quadrupole moment
dyddiad darganfod	1994
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²⁰⁶Au

Rhif màs	206
neutron number	127
Relative Atomic Mass	205.984766 ± 0.000322 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	47 ± 11 s
spin	6
nuclear quadrupole moment
dyddiad darganfod	2009
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²⁰⁷Au

Rhif màs	207
neutron number	128
Relative Atomic Mass	206.988577 ± 0.000322 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin	3/2
nuclear quadrupole moment
dyddiad darganfod	2010
parity	+

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)

²⁰⁸Au

Rhif màs	208
neutron number	129
Relative Atomic Mass	207.993655 ± 0.000322 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin	6
nuclear quadrupole moment
dyddiad darganfod	2010
parity	+

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)

²⁰⁹Au

Rhif màs	209
neutron number	130
Relative Atomic Mass	208.997606 ± 0.000429 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin	3/2
nuclear quadrupole moment
dyddiad darganfod	2010
parity	+

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)

²¹⁰Au

Rhif màs	210
neutron number	131
Relative Atomic Mass	210.002877 ± 0.000429 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin	6
nuclear quadrupole moment
dyddiad darganfod	2010
parity	+

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)

hanes

darganfyddwr neu ddyfeisiwr	Known to the ancients.
man darganfod
dyddiad darganfod
geirdarddiad	Anglo-Saxon: geolo (yellow); symbol from Latin: aurum (shining dawn).
ynganiad	GOLD (Saesneg)

source

Abundance
Abundance in Earth's crust	0.004 mg/kg
natural abundance (cefnfor)	0.000004 mg/L
natural abundance (corff dynol)	0.00001 %
natural abundance (Awyrfaen)	0.000017 %
natural abundance (Haul)	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

Or on ChemicalAid

ABC News topic ID	gold
AGROVOC ID	c_33067
ASC Leiden Thesaurus ID	294913858
Armeniapedia ID	13282
Australian Educational Vocabulary ID	scot/3525
Brockhaus Enzyklopädie online ID	gold-20
CAB ID	169824
Canadian Encyclopedia article ID	gold
ChEBI ID	30050
ChemSpider ID	22421
CosIng number	32827
DSSTOX compound identifier	DTXCID0047662
DSSTox substance ID	DTXSID3064697
Den Store Danske ID	guld
Dynodwr Drugbank (Alberta)	14154
ECHA Substance Infocard ID	100.028.332
English Vikidia ID	Gold
EuroVoc ID	2156
Europeana Fashion Vocabulary ID	10546
French Vikidia ID	Or
GND	4157819-3
Great Russian Encyclopedia Online ID	3467786
Great Russian Encyclopedia Online ID	1995070
ID NALT	43373
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
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
NDF-RT	N0000022608
National Historical Museums of Sweden ID	term/2D747C9D-68F2-4B91-AA7E-05D4A11B0276
National Library of Israel J9U ID	987007533656105171
OmegaWiki Defined Meaning	5912
Online PWN Encyclopedia ID	4001784
OpenAlex ID	C2910496842
Open Food Facts food additive ID	e175-gold
PACTOLS thesaurus ID	pcrtuihSl3eSnW
Probes And Drugs ID	PD073654
PubChem CID	23985
Rhif Cofrestru CAS	7440-57-5
RxNorm ID	1311190
Römpp online ID	RD-07-01627
STW Thesaurus for Economics ID	14298-0
Spanish Cultural Heritage thesauri ID	materias/1181264
Spanish Vikidia ID	Oro
Store norske leksikon ID	gull
Twitter topic ID	1306652771991478273
UK Archival Thesaurus ID	f2/mt225/4347/2556
UMLS CUI	C0018026
UNESCO Thesaurus ID	concept11561
UNII	79Y1949PYO
USGS Thesaurus ID	1464
WordNet 3.1 Synset ID	14662977-n
ZVG number	8480
dynodwr AAT	300011021
dynodwr BNE	XX526003
dynodwr BnF	133184606
dynodwr Encyclopædia Britannica Online	science/gold-chemical-element
dynodwr Encyclopædia Universalis	or
dynodwr Freebase	/m/025rs2z
dynodwr Gran Enciclopèdia Catalana	0006022
dynodwr Grove Art Online	T033043
dynodwr HSDB	2125
dynodwr KBpedia	Gold
dynodwr Klexikon (erthygl)	Gold
dynodwr LCAuth	sh85055692
dynodwr MeSH	D006046
dynodwr NDL	00565802
dynodwr NE.se	guld
dynodwr NKC	ph116778
dynodwr NYT (pwnc)	subject/gold
dynodwr Nomisma	av
dynodwr PSH	5787
dynodwr Quora	Gold
dynodwr Treccani	oro
dynodwr Wolfram Language (endid)	Entity["Mineral", "Gold"]
dynodwr YSO	19016
dynodwr Zhihu (pwnc)	19962701
dynodwr thesawrws RKD	65616
dynodwr thesawrws Senedd y DU	10497
dynodwr yn thesawrws y BNCF	7196
rhif E	E175

Or (Au)

Nodwedd Ffisegol

Nodwedd Gemegol

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

hanes

source

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