Argona

Argona (Ar)

18 zenbaki atomikoa duen elementu kimikoa
Atomic Number18
Atomic Weight39.948
masa-zenbaki40
Group18
Period3
Blockp
protoi18 p+
neutroi22 n0
elektroi18 e-
Animated Bohrren eredu atomikoa of Ar (Argona)

Propietate Fisiko

Erradio Atomiko
71 pm
bolumen molar
Erradio Kobalente
96 pm
Metallic Radius
Erradio ioniko
Crystal Radius
Van der Waalsen erradio
188 pm
dentsitatea
0,001633 g/cm³
Atomic Radii Of The Elements: Argona0102030405060708090100110120130140150160170180190pmErradio AtomikoErradio KobalenteMetallic RadiusVan der Waalsen erradio

Magnitude Fisiko

energia
proton affinity
369,2 kJ/mol
Afinitate elektroniko
−11,5 eV/particle
ionizazio energia
15,7596112 eV/particle
ionizazio energia of Ar (Argona)
Irakite-entalpia
6,52 kJ/mol
urtze-entalpia
formazio entalpia estandarra
elektroi
elektroi geruza2, 8, 8
Bohrren eredu atomikoa: Ar (Argona)
balentzia-elektroi8
Lewis egitura: Ar (Argona)
electron configuration[Ne] 3s2 3p6
1s2 2s2 2p6 3s2 3p6
Enhanced Bohrren eredu atomikoa of Ar (Argona)
Orbital Diagram of Ar (Argona)
Oxidazio-egoera0
Elektronegatibotasun
Electrophilicity Index
0,0832013314590371 eV/particle
materiaren funtsezko egoera
materiaren egoeraGas
materiaren egoera gaseosoMonoatomic
Boiling Point
87,302 K
Melting Point
83,81 K
critical pressure
4,863 MPa
critical temperature
150,687 K
Puntu hirukoitz
83,8058 K
68,89 kPa
appearance
kolore
Colorless
appearancecolorless gas exhibiting a lilac/violet glow when placed in a high voltage electric field
errefrakzio-indize
1,000281
thermodynamic material property
Thermal Conductivity
0,0177 W/(m K)
Bero-dilatazio
molar heat capacity
20,786 J/(mol K)
Specific Heat Capacity
indize adiabatiko5/3
electrical properties
type
Eroankortasun elektriko
Erresistibitate elektriko
Supereroankortasun
Magnetismo
typediamagnetic
suszeptibilitate magnetiko (Mass)
−0,000000006 m³/Kg
suszeptibilitate magnetiko (Molar)
−0,00000000024 m³/mol
suszeptibilitate magnetiko (Volume)
−0,0000000107
magnetic ordering
Curieren tenperatura
Néel temperature
egitura
Crystal StructureFace Centered Cubic (FCC)
lattice constant
5,26 Å
Lattice Anglesπ/2, π/2, π/2
materialen propietate mekaniko
Gogortasun
konprimagarritasun-modulu
Zizaila modulua
Youngen modulu
Poissonen modulu
Soinuaren lastertasun
319 m/s
classification
CategoryNoble gases, Noble gases
CAS GroupVIII
IUPAC GroupVIIIA
Glawe Number3
Mendeleev Number114
Pettifor Number3
Geochemical Classvolatile
Goldschmidt classificationatmophile

beste batzuk

Gas Basicity
346,3 kJ/mol
polarizability
11,083 ± 0,007 a₀
C6 Dispersion Coefficient
64,2 a₀
allotrope
Neutron cross section
0,66
Neutron Mass Absorption
0,00059
zenbaki kuantiko1S0
talde espazial225 (Fm_3m)

Isotopes of Argon

Stable Isotopes2
Unstable Isotopes24
Natural Isotopes3
Isotopic Composition4099.60%4099.60%360.33%360.33%380.06%380.06%

29Ar

masa-zenbaki29
neutron number11
atomo-masa erlatibo
29,040761 ± 0,000471 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin5/2
nuclear quadrupole moment
aurkikuntza-data2018
parity+

decay modeintensity
2p (2-proton emission)100%

30Ar

masa-zenbaki30
neutron number12
atomo-masa erlatibo
30,023694 ± 0,000192 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin0
nuclear quadrupole moment
0
aurkikuntza-data2015
parity+

decay modeintensity
2p (2-proton emission)100%

31Ar

masa-zenbaki31
neutron number13
atomo-masa erlatibo
31,012158 ± 0,000215 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
15 ± 0,3 ms
spin5/2
nuclear quadrupole moment
aurkikuntza-data1986
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)68.3%
2p (2-proton emission)9%
B+pA0.38%
3p0.07%
β+α (β+-delayed α emission)0.03%
2p (2-proton emission)0.0006%

32Ar

masa-zenbaki32
neutron number14
atomo-masa erlatibo
31,997637824 ± 0,0000019 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
98 ± 2 ms
spin0
nuclear quadrupole moment
0
aurkikuntza-data1977
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)35.58%

33Ar

masa-zenbaki33
neutron number15
atomo-masa erlatibo
32,989925545 ± 0,00000043 Da
g-factor
−1,446 ± 0,012
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
173 ± 2 ms
spin1/2
nuclear quadrupole moment
0
aurkikuntza-data1964
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)38.7%

34Ar

masa-zenbaki34
neutron number16
atomo-masa erlatibo
33,980270092 ± 0,000000083 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
846,46 ± 0,35 ms
spin0
nuclear quadrupole moment
0
aurkikuntza-data1966
parity+

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

35Ar

masa-zenbaki35
neutron number17
atomo-masa erlatibo
34,975257719 ± 0,00000073 Da
g-factor
0,42133333333333 ± 0,00013333333333333
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
1,7756 ± 0,001 s
spin3/2
nuclear quadrupole moment
−0,084 ± 0,015
aurkikuntza-data1940
parity+

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

36Ar

masa-zenbaki36
neutron number18
atomo-masa erlatibo
35,967545106 ± 0,000000028 Da
g-factor
0
natural abundance
0,3336 ± 0,021
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin0
nuclear quadrupole moment
0
aurkikuntza-data1920
parity+

decay modeintensity
+ (double β+ decay)

37Ar

masa-zenbaki37
neutron number19
atomo-masa erlatibo
36,966776301 ± 0,000000221 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
35,011 ± 0,019 d
spin3/2
nuclear quadrupole moment
0,076 ± 0,003
aurkikuntza-data1941
parity+

decay modeintensity
ϵ (electron capture)100%

38Ar

masa-zenbaki38
neutron number20
atomo-masa erlatibo
37,962732102 ± 0,000000209 Da
g-factor
0
natural abundance
0,0629 ± 0,007
desintegrazio erradioaktiboisotopo egonkor
Semidesintegrazio-periodoNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
aurkikuntza-data1934
parity+

39Ar

masa-zenbaki39
neutron number21
atomo-masa erlatibo
38,964313037 ± 0,000005367 Da
g-factor
−0,45428571428571 ± 0,0042857142857143
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
268 ± 8 y
spin7/2
nuclear quadrupole moment
−0,116 ± 0,002
aurkikuntza-data1950
parity-

decay modeintensity
β (β decay)100%

40Ar

masa-zenbaki40
neutron number22
atomo-masa erlatibo
39,96238312204 ± 0,00000000234 Da
g-factor
0
natural abundance
99,6035 ± 0,025
desintegrazio erradioaktiboisotopo egonkor
Semidesintegrazio-periodoNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
aurkikuntza-data1920
parity+

41Ar

masa-zenbaki41
neutron number23
atomo-masa erlatibo
40,96450057 ± 0,000000372 Da
g-factor
−0,37428571428571 ± 0,0022857142857143
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
109,61 ± 0,04 m
spin7/2
nuclear quadrupole moment
−0,042 ± 0,004
aurkikuntza-data1936
parity-

decay modeintensity
β (β decay)100%

42Ar

masa-zenbaki42
neutron number24
atomo-masa erlatibo
41,963045737 ± 0,0000062 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
32,9 ± 1,1 y
spin0
nuclear quadrupole moment
0
aurkikuntza-data1952
parity+

decay modeintensity
β (β decay)100%

43Ar

masa-zenbaki43
neutron number25
atomo-masa erlatibo
42,965636056 ± 0,0000057 Da
g-factor
−0,4088 ± 0,0024
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
5,37 ± 0,06 m
spin5/2
nuclear quadrupole moment
0,142 ± 0,014
aurkikuntza-data1969
parity

decay modeintensity
β (β decay)100%

44Ar

masa-zenbaki44
neutron number26
atomo-masa erlatibo
43,964923814 ± 0,0000017 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
11,87 ± 0,05 m
spin0
nuclear quadrupole moment
0
aurkikuntza-data1969
parity+

decay modeintensity
β (β decay)100%

45Ar

masa-zenbaki45
neutron number27
atomo-masa erlatibo
44,968039731 ± 0,00000055 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
21,48 ± 0,15 s
spin5/2
nuclear quadrupole moment
aurkikuntza-data1974
parity-

decay modeintensity
β (β decay)100%

46Ar

masa-zenbaki46
neutron number28
atomo-masa erlatibo
45,968039244 ± 0,0000025 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
8,4 ± 0,6 s
spin0
nuclear quadrupole moment
0
aurkikuntza-data1974
parity+

decay modeintensity
β (β decay)100%

47Ar

masa-zenbaki47
neutron number29
atomo-masa erlatibo
46,972767112 ± 0,0000013 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
1,23 ± 0,03 s
spin3/2
nuclear quadrupole moment
aurkikuntza-data1985
parity

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)0.2%

48Ar

masa-zenbaki48
neutron number30
atomo-masa erlatibo
47,976001 ± 0,000018 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
415 ± 15 ms
spin0
nuclear quadrupole moment
0
aurkikuntza-data2004
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)38%

49Ar

masa-zenbaki49
neutron number31
atomo-masa erlatibo
48,981685 ± 0,000429 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
236 ± 8 ms
spin3/2
nuclear quadrupole moment
aurkikuntza-data1989
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)29%
2n (2-neutron emission)

50Ar

masa-zenbaki50
neutron number32
atomo-masa erlatibo
49,985797 ± 0,000537 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
106 ± 6 ms
spin0
nuclear quadrupole moment
0
aurkikuntza-data1989
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)37%
2n (2-neutron emission)

51Ar

masa-zenbaki51
neutron number33
atomo-masa erlatibo
50,993033 ± 0,000429 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin1/2
nuclear quadrupole moment
0
aurkikuntza-data1989
parity-

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)

52Ar

masa-zenbaki52
neutron number34
atomo-masa erlatibo
51,998519 ± 0,000644 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin0
nuclear quadrupole moment
0
aurkikuntza-data2009
parity+

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)

53Ar

masa-zenbaki53
neutron number35
atomo-masa erlatibo
53,00729 ± 0,00075 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin5/2
nuclear quadrupole moment
aurkikuntza-data2009
parity-

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)

54Ar

masa-zenbaki54
neutron number36
atomo-masa erlatibo
54,013484 ± 0,000859 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin0
nuclear quadrupole moment
0
aurkikuntza-data2018
parity+

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)
Argon ice 1

historia

aurkitzailea edo asmatzaileaSir William Ramsey, Baron Rayleigh
aurkikuntzaren lekuaScotland
aurkikuntza-data1894
etimologiaGreek: argos (inactive).
pronunciationAR-gon (ingelesa)

source

Abundance
Abundance in Earth's crust
3,5 mg/kg
natural abundance (ozeano)
0,45 mg/L
natural abundance (gizakiaren gorputza)
natural abundance (Meteoroide)
natural abundance (Eguzkia)
0,007 %
Abundance in Universe
0,02 %

Nuclear Screening Constants

1s0.4925
2p3.9918
2s5.7696
3p11.2359
3s10.2432