Xenon

Xenon (Xe)

grundämne
Atomnummer54
Atommassa131.293
masstal132
Grupp18
Period5
Blockp
Protoner54 p+
Neutroner78 n0
Electrons54 e-
Animated Bohrs atommodell of Xe (Xenon)

Egenskaper

atomradie
molvolym
kovalent radie
131 pm
Metallic Radius
ionic radius
40 pm
Crystal Radius
54 pm
Van der Waalsradie
216 pm
densitet
0,005366 g/cm³
energi
proton affinity
499,6 kJ/mol
Elektronaffinitet
−0,056 eV/particle
joniseringsenergi
12,1298431 eV/particle
joniseringsenergi of Xe (Xenon)
ångbildningsvärme
12,65 kJ/mol
smältvärme
Bildningsentalpi
Electrons
electron shell2, 8, 18, 18, 8
Bohrs atommodell: Xe (Xenon)
valenselektron8
Elektronformel: Xe (Xenon)
elektronkonfiguration[Kr] 4d10 5s2 5p6
Enhanced Bohrs atommodell of Xe (Xenon)
Orbital Diagram of Xe (Xenon)
oxidationstal0, 2, 4, 6, 8
elektronegativitet
2.6
Electrophilicity
1,4953590614035728 eV/particle
Phases
aggregationstillståndGasformig
Gas PhaseMonoatomic
Kokpunkt
165,051 K
Smältpunkt
161,4 K
critical pressure
5,842 MPa
critical temperature
289,733 K
trippelpunkt
161,405 K
81,77 kPa
Visual
färg
Färglös
appearancecolorless gas, exhibiting a blue glow when placed in a high voltage electric field
Brytningsindex
1,000702
materialegenskap
Värmeledningsförmåga
0,0057 W/(m K)
termisk expansion
molar heat capacity
20,786 J/(mol K)
Specifik värmekapacitet
0,158 J/(g⋅K)
heat capacity ratio5/3
electrical properties
type
elektrisk konduktivitet
resistivitet
supraledare
magnetism
typediamagnetic
magnetisk susceptibilitet (Mass)
−0,0000000043 m³/Kg
magnetisk susceptibilitet (Molar)
−0,000000000565 m³/mol
magnetisk susceptibilitet (Volume)
−0,0000000254
magnetic ordering
Curiepunkten
Néel temperature
Structure
KristallstrukturYtcentrerat kubiskt (FCC)
Gitterkonstant
6,2 Å
Lattice Anglesπ/2, π/2, π/2
mekanisk materialegenskap
hårdhet
Kompressibilitet
skjuvmodul
Young's modulus
Poissons konstant
ljudhastighet
1 090 m/s
klassificering
KategoriÄdelgaser, Noble gases
CAS GroupVIII
IUPAC GroupVIIIA
Glawe Number5
Mendeleev Number116
Pettifor Number5
Geochemical Classvolatile
Goldschmidt classificationatmophile
övrigt
Gas Basicity
478,1 kJ/mol
Dipole Polarizability
27,32 ± 0,2 a₀
C6 Dispersion Coefficient
Allotropes
Träffyta
25
Neutron Mass Absorption
0,0083
kvanttal1S0
rymdgrupp225 (Fm_3m)

Xenonisotoper

Stabila isotoper9
Instabila isotoper34
Radioactive Isotopes35

108Xe

natural abundanceRadioactive ☢️
relative atomic mass
107,954232285 ± 0,000407406 Da
masstal108
g-factor
0
Halveringstid
72 ± 35 us
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum2018
Paritet+

108Xe Decay Modes
decay modeIntensitet
α (α emission)100%

109Xe

natural abundanceRadioactive ☢️
relative atomic mass
108,950434955 ± 0,000322178 Da
masstal109
g-factor
Halveringstid
13 ± 2 ms
Spinn7/2
nuclear quadrupole moment
upptäcktsdatum2006
Paritet+

109Xe Decay Modes
decay modeIntensitet
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)%
β+ p (β+-delayed proton emission)%

110Xe

natural abundanceRadioactive ☢️
relative atomic mass
109,944258759 ± 0,000108415 Da
masstal110
g-factor
0
Halveringstid
93 ± 3 ms
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1981
Paritet+

110Xe Decay Modes
decay modeIntensitet
α (α emission)64%
β+ (β+ decay; β+ = ϵ + e+)36%
β+ p (β+-delayed proton emission)%

111Xe

natural abundanceRadioactive ☢️
relative atomic mass
110,94147 ± 0,000124 Da
masstal111
g-factor
Halveringstid
740 ± 200 ms
Spinn5/2
nuclear quadrupole moment
upptäcktsdatum1979
Paritet+

111Xe Decay Modes
decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)89.6%
α (α emission)10.4%
β+ p (β+-delayed proton emission)%

112Xe

natural abundanceRadioactive ☢️
relative atomic mass
111,935559068 ± 0,000008891 Da
masstal112
g-factor
0
Halveringstid
2,7 ± 0,8 s
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1978
Paritet+

112Xe Decay Modes
decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)98.8%
α (α emission)1.2%
β+ p (β+-delayed proton emission)%

113Xe

natural abundanceRadioactive ☢️
relative atomic mass
112,933221663 ± 0,000007342 Da
masstal113
g-factor
Halveringstid
2,74 ± 0,08 s
Spinn5/2
nuclear quadrupole moment
upptäcktsdatum1973
Paritet+

113Xe Decay Modes
decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)%
β+ p (β+-delayed proton emission)7%
β+α (β+-delayed α emission)0.007%

114Xe

natural abundanceRadioactive ☢️
relative atomic mass
113,927980329 ± 0,000012 Da
masstal114
g-factor
0
Halveringstid
10 ± 0,4 s
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1977
Paritet+

114Xe Decay Modes
decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)100%

115Xe

natural abundanceRadioactive ☢️
relative atomic mass
114,926293943 ± 0,000013 Da
masstal115
g-factor
Halveringstid
18 ± 3 s
Spinn5/2
nuclear quadrupole moment
upptäcktsdatum1969
Paritet+

115Xe Decay Modes
decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.34%

116Xe

natural abundanceRadioactive ☢️
relative atomic mass
115,921580955 ± 0,000013974 Da
masstal116
g-factor
0
Halveringstid
59 ± 2 s
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1969
Paritet+

116Xe Decay Modes
decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)100%

117Xe

natural abundanceRadioactive ☢️
relative atomic mass
116,920358758 ± 0,000011141 Da
masstal117
g-factor
−0,23752 ± 0,0006
Halveringstid
61 ± 2 s
Spinn5/2
nuclear quadrupole moment
1,1 ± 0,4
upptäcktsdatum1969
Paritet+

117Xe Decay Modes
decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.0029%

118Xe

natural abundanceRadioactive ☢️
relative atomic mass
117,916178678 ± 0,000011141 Da
masstal118
g-factor
0
Halveringstid
3,8 ± 0,9 m
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1965
Paritet+

118Xe Decay Modes
decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)100%

119Xe

natural abundanceRadioactive ☢️
relative atomic mass
118,915410641 ± 0,000011141 Da
masstal119
g-factor
−0,26168 ± 0,0006
Halveringstid
5,8 ± 0,3 m
Spinn5/2
nuclear quadrupole moment
1,29 ± 0,05
upptäcktsdatum1965
Paritet+

119Xe Decay Modes
decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)100%
e+ (positron emission)79%
ϵ (electron capture)21%

120Xe

natural abundanceRadioactive ☢️
relative atomic mass
119,911784267 ± 0,000012686 Da
masstal120
g-factor
0
Halveringstid
46 ± 0,6 m
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1965
Paritet+

120Xe Decay Modes
decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)100%

121Xe

natural abundanceRadioactive ☢️
relative atomic mass
120,911453012 ± 0,000010995 Da
masstal121
g-factor
−0,2804 ± 0,0012
Halveringstid
40,1 ± 2 m
Spinn5/2
nuclear quadrupole moment
1,31 ± 0,05
upptäcktsdatum1952
Paritet+

121Xe Decay Modes
decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)100%

122Xe

natural abundanceRadioactive ☢️
relative atomic mass
121,908367655 ± 0,000011928 Da
masstal122
g-factor
0
Halveringstid
20,1 ± 0,1 h
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1952
Paritet+

122Xe Decay Modes
decay modeIntensitet
ϵ (electron capture)100%

123Xe

natural abundanceRadioactive ☢️
relative atomic mass
122,908482235 ± 0,000010234 Da
masstal123
g-factor
−0,3 ± 0,006
Halveringstid
2,08 ± 0,02 h
Spinn1/2
nuclear quadrupole moment
0
upptäcktsdatum1952
Paritet+

123Xe Decay Modes
decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)100%

124Xe

natural abundance
0,095 ± 0,005
relative atomic mass
123,905885174 ± 0,000001457 Da
masstal124
g-factor
0
Halveringstid
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1922
Paritet+

124Xe Decay Modes
decay modeIntensitet
+ (double β+ decay)%

125Xe

natural abundanceRadioactive ☢️
relative atomic mass
124,90638764 ± 0,000001518 Da
masstal125
g-factor
−0,538 ± 0,006
Halveringstid
16,87 ± 0,08 h
Spinn1/2
nuclear quadrupole moment
0
upptäcktsdatum1950
Paritet+

125Xe Decay Modes
decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)100%

126Xe

natural abundance
0,089 ± 0,003
relative atomic mass
125,904297422 ± 0,000000006 Da
masstal126
g-factor
0
Halveringstid
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1922
Paritet+

126Xe Decay Modes
decay modeIntensitet
+ (double β+ decay)%

127Xe

natural abundanceRadioactive ☢️
relative atomic mass
126,905183636 ± 0,000004388 Da
masstal127
g-factor
−1,0066 ± 0,0022
Halveringstid
36,342 ± 0,003 d
Spinn1/2
nuclear quadrupole moment
0
upptäcktsdatum1950
Paritet+

127Xe Decay Modes
decay modeIntensitet
ϵ (electron capture)100%

128Xe

natural abundance
1,91 ± 0,013
relative atomic mass
127,90353075341 ± 0,00000000558 Da
masstal128
g-factor
0
Halveringstid
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1922
Paritet+

129Xe

natural abundance
26,401 ± 0,138
relative atomic mass
128,90478085742 ± 0,00000000542 Da
masstal129
g-factor
−1,555922 ± 0,000032
Halveringstid
Spinn1/2
nuclear quadrupole moment
0
upptäcktsdatum1920
Paritet+

130Xe

natural abundance
4,071 ± 0,022
relative atomic mass
129,903509346 ± 0,00000001 Da
masstal130
g-factor
0
Halveringstid
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1922
Paritet+

131Xe

natural abundance
21,232 ± 0,051
relative atomic mass
130,90508412808 ± 0,00000000549 Da
masstal131
g-factor
0,46123 ± 0,0000046666666666667
Halveringstid
Spinn3/2
nuclear quadrupole moment
−0,114 ± 0,001
upptäcktsdatum1920
Paritet+

132Xe

natural abundance
26,909 ± 0,055
relative atomic mass
131,90415508346 ± 0,00000000544 Da
masstal132
g-factor
0
Halveringstid
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1920
Paritet+

133Xe

natural abundanceRadioactive ☢️
relative atomic mass
132,905910748 ± 0,000002576 Da
masstal133
g-factor
Halveringstid
5,2474 ± 0,0005 d
Spinn3/2
nuclear quadrupole moment
0,14 ± 0,005
upptäcktsdatum1940
Paritet+

133Xe Decay Modes
decay modeIntensitet
β (β decay)100%

134Xe

natural abundance
10,436 ± 0,035
relative atomic mass
133,90539303 ± 0,000000006 Da
masstal134
g-factor
0
Halveringstid
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1920
Paritet+

134Xe Decay Modes
decay modeIntensitet
(double β decay)%

135Xe

natural abundanceRadioactive ☢️
relative atomic mass
134,907231441 ± 0,000003938 Da
masstal135
g-factor
0,60213333333333 ± 0,00046666666666667
Halveringstid
9,14 ± 0,02 h
Spinn3/2
nuclear quadrupole moment
0,21 ± 0,007
upptäcktsdatum1940
Paritet+

135Xe Decay Modes
decay modeIntensitet
β (β decay)100%

136Xe

natural abundanceRadioactive ☢️
8,857 ± 0,072
relative atomic mass
135,907214474 ± 0,000000007 Da
masstal136
g-factor
0
Halveringstid
2,18 ± 0,05 Zy
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1920
Paritet+

136Xe Decay Modes
decay modeIntensitet
(double β decay)100%

137Xe

natural abundanceRadioactive ☢️
relative atomic mass
136,911557771 ± 0,000000111 Da
masstal137
g-factor
−0,27725714285714 ± 0,00028571428571429
Halveringstid
3,818 ± 0,013 m
Spinn7/2
nuclear quadrupole moment
−0,47 ± 0,02
upptäcktsdatum1943
Paritet-

137Xe Decay Modes
decay modeIntensitet
β (β decay)100%

138Xe

natural abundanceRadioactive ☢️
relative atomic mass
137,914146268 ± 0,00000301 Da
masstal138
g-factor
0
Halveringstid
14,14 ± 0,07 m
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1943
Paritet+

138Xe Decay Modes
decay modeIntensitet
β (β decay)100%

139Xe

natural abundanceRadioactive ☢️
relative atomic mass
138,9187922 ± 0,0000023 Da
masstal139
g-factor
−0,20266666666667 ± 0,0010666666666667
Halveringstid
39,68 ± 0,14 s
Spinn3/2
nuclear quadrupole moment
0,39 ± 0,02
upptäcktsdatum1951
Paritet-

139Xe Decay Modes
decay modeIntensitet
β (β decay)100%

140Xe

natural abundanceRadioactive ☢️
relative atomic mass
139,921645814 ± 0,0000025 Da
masstal140
g-factor
0
Halveringstid
13,6 ± 0,1 s
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1951
Paritet+

140Xe Decay Modes
decay modeIntensitet
β (β decay)100%

141Xe

natural abundanceRadioactive ☢️
relative atomic mass
140,926787181 ± 0,0000031 Da
masstal141
g-factor
0,004 ± 0,0012
Halveringstid
1,73 ± 0,01 s
Spinn5/2
nuclear quadrupole moment
−0,57 ± 0,02
upptäcktsdatum1951
Paritet-

141Xe Decay Modes
decay modeIntensitet
β (β decay)100%
β n (β-delayed neutron emission)0.044%

142Xe

natural abundanceRadioactive ☢️
relative atomic mass
141,929973095 ± 0,0000029 Da
masstal142
g-factor
0
Halveringstid
1,23 ± 0,02 s
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1960
Paritet+

142Xe Decay Modes
decay modeIntensitet
β (β decay)100%
β n (β-delayed neutron emission)0.37%

143Xe

natural abundanceRadioactive ☢️
relative atomic mass
142,93536955 ± 0,000005 Da
masstal143
g-factor
−0,184 ± 0,0008
Halveringstid
511 ± 6 ms
Spinn5/2
nuclear quadrupole moment
0,91 ± 0,03
upptäcktsdatum1951
Paritet-

143Xe Decay Modes
decay modeIntensitet
β (β decay)100%
β n (β-delayed neutron emission)1%

144Xe

natural abundanceRadioactive ☢️
relative atomic mass
143,938945076 ± 0,0000057 Da
masstal144
g-factor
0
Halveringstid
388 ± 7 ms
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum2003
Paritet+

144Xe Decay Modes
decay modeIntensitet
β (β decay)100%
β n (β-delayed neutron emission)3%

145Xe

natural abundanceRadioactive ☢️
relative atomic mass
144,944719631 ± 0,000012 Da
masstal145
g-factor
Halveringstid
188 ± 4 ms
Spinn3/2
nuclear quadrupole moment
upptäcktsdatum2003
Paritet-

145Xe Decay Modes
decay modeIntensitet
β (β decay)100%
β n (β-delayed neutron emission)5%
2n (2-neutron emission)%

146Xe

natural abundanceRadioactive ☢️
relative atomic mass
145,948518245 ± 0,000026 Da
masstal146
g-factor
0
Halveringstid
146 ± 6 ms
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1989
Paritet+

146Xe Decay Modes
decay modeIntensitet
β (β decay)100%
β n (β-delayed neutron emission)6.9%

147Xe

natural abundanceRadioactive ☢️
relative atomic mass
146,954482 ± 0,000215 Da
masstal147
g-factor
Halveringstid
88 ± 14 ms
Spinn3/2
nuclear quadrupole moment
upptäcktsdatum1994
Paritet-

147Xe Decay Modes
decay modeIntensitet
β (β decay)100%
β n (β-delayed neutron emission)8%
2n (2-neutron emission)%

148Xe

natural abundanceRadioactive ☢️
relative atomic mass
147,958508 ± 0,000322 Da
masstal148
g-factor
0
Halveringstid
85 ± 15 ms
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum2010
Paritet+

148Xe Decay Modes
decay modeIntensitet
β (β decay)100%
β n (β-delayed neutron emission)%
2n (2-neutron emission)%

149Xe

natural abundanceRadioactive ☢️
relative atomic mass
148,964573 ± 0,000322 Da
masstal149
g-factor
Halveringstid
Spinn3/2
nuclear quadrupole moment
upptäcktsdatum2018
Paritet-

149Xe Decay Modes
decay modeIntensitet
β (β decay)%
β n (β-delayed neutron emission)%
2n (2-neutron emission)%

150Xe

natural abundanceRadioactive ☢️
relative atomic mass
149,968878 ± 0,000322 Da
masstal150
g-factor
0
Halveringstid
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum2018
Paritet+

150Xe Decay Modes
decay modeIntensitet
β (β decay)%
β n (β-delayed neutron emission)%
2n (2-neutron emission)%
Xenon discharge tube.jpg

historia

upptäckare eller uppfinnareSir William Ramsay; M. W. Travers
fyndplatsEngland
upptäcktsdatum1898
etymologiGreek: xenos (strange).
uttalZEE-non (engelska)

Sources

Förekomst
Abundance in Earth's crust
0,00003 mg/kg
Abundance in Oceans
0,00005 mg/L
Abundance in Human Body
Abundance in Meteor
Abundance in Sun
Abundance in Universe
0,000001 %

Nuclear Screening Constants

1s1.0785
2p4.1654
2s14.197
3d14.0532
3p18.3324
3s18.4236
4d32.1068
4p29.0428
4s27.8272
5p41.5755
5s39.782