Ar

Ar (Au)

chemical element with symbol Au and atomic number 79
Atomic Number79
Atomic Weight196.966569
Numri i masës197
Group11
Period6
Blockd
protoni79 p+
neutroni118 n0
elektroni79 e-
Animated Bohr model of Au (Ar)

Tipar Fizik

Atomic Radius
135 pm
molar volume
covalent radius
124 pm
Metallic Radius
134 pm
ionic radius
137 pm
Crystal Radius
151 pm
Van der Waals radius
214 pm
density
19,3 g/cm³
Atomic Radii Of The Elements: Ar020406080100120140160180200220pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

energjia
proton affinity
electron affinity
2,30863 eV/particle
ionization energy
9,225553 eV/particle
ionization energy of Au (Ar)
enthalpy of vaporization
340 kJ/mol
enthalpy of fusion
12,68 kJ/mol
standard enthalpy of formation
368,2 kJ/mol
elektroni
electron shell2, 8, 18, 32, 18, 1
Bohr model: Au (Ar)
valence electron1
Lewis structure: Au (Ar)
konfigurimi i elektronit[Xe] 4f14 5d10 6s1
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d10 6s1
Enhanced Bohr model of Au (Ar)
Orbital Diagram of Au (Ar)
oxidation number-3, -2, -1, 0, 1, 2, 3, 5
Elektronegativiteti
2.4
Electrophilicity Index
2,404200854149471 eV/particle
fundamental state of matter
gjendja agregate e materiesSolid
gaseous state of matter
Boiling Point
3 109,15 K
Melting Point
1 337,33 K
critical pressure
critical temperature
triple point
appearance
Ngjyra
Gold
appearancemetallic yellow
refractive index
thermodynamic material property
Thermal Conductivity
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
typeConductor
electrical conductivity
45 MS/m
electrical resistivity
0,000000022 m Ω
Superpërcjellshmëria
Magnetizimi
typediamagnetic
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
strukturë
Crystal StructureFace Centered Cubic (FCC)
lattice constant
4,08 Å
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
2,5 MPa
bulk modulus
220 GPa
shear modulus
27 GPa
Young's modulus
78 GPa
Poisson's ratio
0,44
Shpejtësia e zërit
1 740 m/s
klasifikim
CategoryTransition metals, Transition metals
CAS GroupIB
IUPAC GroupIB
Glawe Number66
Mendeleev Number73
Pettifor Number70
Geochemical Classnoble metal
Goldschmidt classificationsiderophile

other

Gas Basicity
polarizability
36 ± 3 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
98,7
Neutron Mass Absorption
0,017
numër kuantik2S1/2
space group225 (Fm_3m)

Isotopes of Gold

Stable Isotopes1
Unstable Isotopes42
Natural Isotopes1

168Au

Numri i masës168
numri i neutroneve89
relative atomic mass
168,002716 ± 0,000429 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
Spini
nuclear quadrupole moment
koha e zbulimit apo shpikjes
parity

decay modeintensitet
p (proton emission)

169Au

Numri i masës169
numri i neutroneve90
relative atomic mass
168,99808 ± 0,00032 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes
parity+

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

170Au

Numri i masës170
numri i neutroneve91
relative atomic mass
169,996024 ± 0,000216 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
290 ± 50 us
Spini2
nuclear quadrupole moment
koha e zbulimit apo shpikjes2002
parity

decay modeintensitet
p (proton emission)89%
α (α emission)11%

171Au

Numri i masës171
numri i neutroneve92
relative atomic mass
170,991881533 ± 0,000022236 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
22,3 ± 2,4 us
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1997
parity+

decay modeintensitet
p (proton emission)100%
α (α emission)

172Au

Numri i masës172
numri i neutroneve93
relative atomic mass
171,989996704 ± 0,000060287 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
28 ± 4 ms
Spini2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1993
parity

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

173Au

Numri i masës173
numri i neutroneve94
relative atomic mass
172,986224263 ± 0,000024458 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
25,5 ± 0,8 ms
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1983
parity+

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

174Au

Numri i masës174
numri i neutroneve95
relative atomic mass
173,984908 ± 0,000109 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
139 ± 3 ms
Spini3
nuclear quadrupole moment
koha e zbulimit apo shpikjes1983
parity-

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

175Au

Numri i masës175
numri i neutroneve96
relative atomic mass
174,981316375 ± 0,000041399 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
200 ± 3 ms
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1975
parity+

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

176Au

Numri i masës176
numri i neutroneve97
relative atomic mass
175,980116925 ± 0,000035625 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
1,05 ± 0,01 s
Spini3
nuclear quadrupole moment
koha e zbulimit apo shpikjes1975
parity-

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

177Au

Numri i masës177
numri i neutroneve98
relative atomic mass
176,976869701 ± 0,0000107 Da
g-factor
2,3 ± 0,1
natural abundance
Radioaktivitet☢️ radioactive element
half-life
1,501 ± 0,02 s
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1968
parity+

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

178Au

Numri i masës178
numri i neutroneve99
relative atomic mass
177,976056714 ± 0,000011 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
3,4 ± 0,5 s
Spini2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1968
parity+

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

179Au

Numri i masës179
numri i neutroneve100
relative atomic mass
178,973173666 ± 0,000012555 Da
g-factor
2,02 ± 0,1
natural abundance
Radioaktivitet☢️ radioactive element
half-life
7,1 ± 0,3 s
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1968
parity+

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

180Au

Numri i masës180
numri i neutroneve101
relative atomic mass
179,972489738 ± 0,000005108 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
7,9 ± 0,3 s
Spini1
nuclear quadrupole moment
koha e zbulimit apo shpikjes1977
parity+

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

181Au

Numri i masës181
numri i neutroneve102
relative atomic mass
180,970079102 ± 0,000021445 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
13,7 ± 1,4 s
Spini5/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1968
parity-

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

182Au

Numri i masës182
numri i neutroneve103
relative atomic mass
181,969614433 ± 0,000020143 Da
g-factor
0,65 ± 0,05
natural abundance
Radioaktivitet☢️ radioactive element
half-life
15,5 ± 0,4 s
Spini2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1970
parity+

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

183Au

Numri i masës183
numri i neutroneve104
relative atomic mass
182,967588106 ± 0,000010116 Da
g-factor
0,784 ± 0,008
natural abundance
Radioaktivitet☢️ radioactive element
half-life
42,8 ± 1 s
Spini5/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1968
parity-

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

184Au

Numri i masës184
numri i neutroneve105
relative atomic mass
183,967451523 ± 0,000023912 Da
g-factor
0,412 ± 0,004
natural abundance
Radioaktivitet☢️ radioactive element
half-life
20,6 ± 0,9 s
Spini5
nuclear quadrupole moment
4,7 ± 0,3
koha e zbulimit apo shpikjes1969
parity+

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

185Au

Numri i masës185
numri i neutroneve106
relative atomic mass
184,965798871 ± 0,0000028 Da
g-factor
0,864 ± 0,008
natural abundance
Radioaktivitet☢️ radioactive element
half-life
4,25 ± 0,06 m
Spini5/2
nuclear quadrupole moment
-1,1 ± 0,1
koha e zbulimit apo shpikjes1960
parity-

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

186Au

Numri i masës186
numri i neutroneve107
relative atomic mass
185,965952703 ± 0,000022509 Da
g-factor
-0,42 ± 0,01
natural abundance
Radioaktivitet☢️ radioactive element
half-life
10,7 ± 0,5 m
Spini3
nuclear quadrupole moment
3,1 ± 0,06
koha e zbulimit apo shpikjes1960
parity-

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

187Au

Numri i masës187
numri i neutroneve108
relative atomic mass
186,964542147 ± 0,000024153 Da
g-factor
1,066 ± 0,03
natural abundance
Radioaktivitet☢️ radioactive element
half-life
8,3 ± 0,2 m
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1955
parity+

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

188Au

Numri i masës188
numri i neutroneve109
relative atomic mass
187,965247966 ± 0,0000029 Da
g-factor
-0,07 ± 0,03
natural abundance
Radioaktivitet☢️ radioactive element
half-life
8,84 ± 0,06 m
Spini1
nuclear quadrupole moment
koha e zbulimit apo shpikjes1955
parity-

decay modeintensitet
β+ (β+ decay; β+ = ϵ + e+)100%

189Au

Numri i masës189
numri i neutroneve110
relative atomic mass
188,963948286 ± 0,000021558 Da
g-factor
0,984 ± 0,028
natural abundance
Radioaktivitet☢️ radioactive element
half-life
28,7 ± 0,4 m
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1955
parity+

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

190Au

Numri i masës190
numri i neutroneve111
relative atomic mass
189,964751746 ± 0,0000037 Da
g-factor
-0,065 ± 0,007
natural abundance
Radioaktivitet☢️ radioactive element
half-life
42,8 ± 1 m
Spini1
nuclear quadrupole moment
koha e zbulimit apo shpikjes1959
parity-

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

191Au

Numri i masës191
numri i neutroneve112
relative atomic mass
190,963716452 ± 0,000005288 Da
g-factor
0,090933333333333 ± 0,0006
natural abundance
Radioaktivitet☢️ radioactive element
half-life
3,18 ± 0,08 h
Spini3/2
nuclear quadrupole moment
0,72 ± 0,02
koha e zbulimit apo shpikjes1954
parity+

decay modeintensitet
β+ (β+ decay; β+ = ϵ + e+)100%

192Au

Numri i masës192
numri i neutroneve113
relative atomic mass
191,964817615 ± 0,000016991 Da
g-factor
-0,0107 ± 0,0015
natural abundance
Radioaktivitet☢️ radioactive element
half-life
4,94 ± 0,09 h
Spini1
nuclear quadrupole moment
-0,228 ± 0,008
koha e zbulimit apo shpikjes1948
parity-

decay modeintensitet
β+ (β+ decay; β+ = ϵ + e+)100%

193Au

Numri i masës193
numri i neutroneve114
relative atomic mass
192,964138442 ± 0,000009311 Da
g-factor
0,092733333333333 ± 0,00033333333333333
natural abundance
Radioaktivitet☢️ radioactive element
half-life
17,65 ± 0,15 h
Spini3/2
nuclear quadrupole moment
0,66 ± 0,02
koha e zbulimit apo shpikjes1948
parity+

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

194Au

Numri i masës194
numri i neutroneve115
relative atomic mass
193,965419051 ± 0,000002273 Da
g-factor
0,076 ± 0,0013
natural abundance
Radioaktivitet☢️ radioactive element
half-life
38,02 ± 0,1 h
Spini1
nuclear quadrupole moment
-0,24 ± 0,009
koha e zbulimit apo shpikjes1948
parity-

decay modeintensitet
β+ (β+ decay; β+ = ϵ + e+)100%

195Au

Numri i masës195
numri i neutroneve116
relative atomic mass
194,965037823 ± 0,000001201 Da
g-factor
0,098733333333333 ± 0,0004
natural abundance
Radioaktivitet☢️ radioactive element
half-life
186,01 ± 0,06 d
Spini3/2
nuclear quadrupole moment
0,607 ± 0,018
koha e zbulimit apo shpikjes1948
parity+

decay modeintensitet
ϵ (electron capture)100%

196Au

Numri i masës196
numri i neutroneve117
relative atomic mass
195,966571213 ± 0,000003179 Da
g-factor
0,29415 ± 0,00025
natural abundance
Radioaktivitet☢️ radioactive element
half-life
6,165 ± 0,011 d
Spini2
nuclear quadrupole moment
0,81 ± 0,07
koha e zbulimit apo shpikjes1937
parity-

decay modeintensitet
β+ (β+ decay; β+ = ϵ + e+)93%
β (β decay)7%

197Au

Numri i masës197
numri i neutroneve118
relative atomic mass
196,966570103 ± 0,000000581 Da
g-factor
0,0968 ± 0,00013333333333333
natural abundance
100
Radioaktivitetstable isotope
half-lifeNot Radioactive ☢️
Spini3/2
nuclear quadrupole moment
0,547 ± 0,016
koha e zbulimit apo shpikjes1935
parity+

198Au

Numri i masës198
numri i neutroneve119
relative atomic mass
197,968243714 ± 0,000000579 Da
g-factor
0,29555 ± 0,0004
natural abundance
Radioaktivitet☢️ radioactive element
half-life
2,69464 ± 0,00014 d
Spini2
nuclear quadrupole moment
0,64 ± 0,019
koha e zbulimit apo shpikjes1937
parity-

decay modeintensitet
β (β decay)100%

199Au

Numri i masës199
numri i neutroneve120
relative atomic mass
198,968766573 ± 0,000000581 Da
g-factor
0,18033333333333 ± 0,00053333333333333
natural abundance
Radioaktivitet☢️ radioactive element
half-life
3,139 ± 0,007 d
Spini3/2
nuclear quadrupole moment
0,51 ± 0,016
koha e zbulimit apo shpikjes1937
parity+

decay modeintensitet
β (β decay)100%

200Au

Numri i masës200
numri i neutroneve121
relative atomic mass
199,970756558 ± 0,000028681 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
48,4 ± 0,3 m
Spini1
nuclear quadrupole moment
koha e zbulimit apo shpikjes1951
parity-

decay modeintensitet
β (β decay)100%

201Au

Numri i masës201
numri i neutroneve122
relative atomic mass
200,971657678 ± 0,000003455 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
26 ± 0,8 m
Spini3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1952
parity+

decay modeintensitet
β (β decay)100%

202Au

Numri i masës202
numri i neutroneve123
relative atomic mass
201,973856 ± 0,000025 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
28,4 ± 1,2 s
Spini1
nuclear quadrupole moment
koha e zbulimit apo shpikjes1967
parity-

decay modeintensitet
β (β decay)100%

203Au

Numri i masës203
numri i neutroneve124
relative atomic mass
202,975154492 ± 0,000003309 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
60 ± 6 s
Spini3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1952
parity+

decay modeintensitet
β (β decay)100%

204Au

Numri i masës204
numri i neutroneve125
relative atomic mass
203,97811 ± 0,000215 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
38,3 ± 1,3 s
Spini2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1972
parity-

decay modeintensitet
β (β decay)100%

205Au

Numri i masës205
numri i neutroneve126
relative atomic mass
204,980064 ± 0,000215 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
32 ± 1,4 s
Spini3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1994
parity+

decay modeintensitet
β (β decay)100%

206Au

Numri i masës206
numri i neutroneve127
relative atomic mass
205,984766 ± 0,000322 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
47 ± 11 s
Spini6
nuclear quadrupole moment
koha e zbulimit apo shpikjes2009
parity+

decay modeintensitet
β (β decay)100%

207Au

Numri i masës207
numri i neutroneve128
relative atomic mass
206,988577 ± 0,000322 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
Spini3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes2010
parity+

decay modeintensitet
β (β decay)
β n (β-delayed neutron emission)

208Au

Numri i masës208
numri i neutroneve129
relative atomic mass
207,993655 ± 0,000322 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
Spini6
nuclear quadrupole moment
koha e zbulimit apo shpikjes2010
parity+

decay modeintensitet
β (β decay)
β n (β-delayed neutron emission)

209Au

Numri i masës209
numri i neutroneve130
relative atomic mass
208,997606 ± 0,000429 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
Spini3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes2010
parity+

decay modeintensitet
β (β decay)
β n (β-delayed neutron emission)

210Au

Numri i masës210
numri i neutroneve131
relative atomic mass
210,002877 ± 0,000429 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
Spini6
nuclear quadrupole moment
koha e zbulimit apo shpikjes2010
parity+

decay modeintensitet
β (β decay)
β n (β-delayed neutron emission)
Gold-crystals

historia

zbuluesKnown to the ancients.
vendndodhja e zbulimit
koha e zbulimit apo shpikjes
EtimologjiaAnglo-Saxon: geolo (yellow); symbol from Latin: aurum (shining dawn).
pronunciationGOLD (anglisht)

burim

Abundance
Abundance in Earth's crust
0,004 mg/kg
natural abundance (Oqeani)
0,000004 mg/L
natural abundance (Trupi i njeriut)
0,00001 %
natural abundance (meteoroid)
0,000017 %
natural abundance (Diell)
0,0000001 %
Abundance in Universe
0,00000006 %

Nuclear Screening Constants

1s1.5239
2p4.4868
2s20.6302
3d13.4917
3p22.297
3s23.2372
4d37.472
4f38.3504
4p35.4532
4s34.5868
5d58.8735
5p53.83
5s51.6725
6s68.062