54 – Xenon, Xe

PERIODIC TABLE

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Xenon
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Xenon is a colourless, dense, odourless noble gas, that occurs in the Earth’s atmosphere in trace amounts and naturally occurring xenon consists of eight stable isotopes.

1898 by Sir William Ramsay and Morris W. Travers, England.

DISCOVERY

Ancient Greek, ξένον (xénon), neuter of ξένος (xénos, 'foreign, strange').

ETYMOLOGY

Xenon

Element

Xe

Symbol

54 Atomic Number

Noble Gas

Classification

7440-63-3

CAS Number

Colourless

Elemental Colour

1.000'702

Refractive Index

-

Poisson Ratio

22.253 cm³

Molar Volume

-

Brinell Hardness

-

Mohs Hardness

-

Vickers Hardness

1,090 m/s, Mach 3.177'8

1,090 m/s

Speed of Sound

-

Bulk Modulus

-

Shear Modulus

-

Young Modulus

Allotropes

NONE

161.35 K, -111.80 °C

-111.80 °C

Melting Point

165.15 K, -108.00 °C

-108.00 °C

Boiling Point

-

Automatic Ignition

-

Flashpoint

289.77 K, 16.62 °C

16.62 °C

Critical Temperature

5.84M Pa, 58 Atm

58 Atm

Critical Pressure

0.005'650 W/(m K)

Thermal Conductivity

-

Thermal Expansion

158.32 J/(kg K)

Specific Heat

2.300 kJ/mol

Heat Fusion

12.640 kJ/mol

Heat Vaporisation

-

Heat Combustion

-

Curie Point

-

Neel Point

5/3

Adiabatic Index

Gas

Phase

-

Electrical Type

-

Conductivity

-

Resistivity

-

Superconducting Point

Diamagnetic

Magnetic Type

-0.000'000'004'3

Mass Susceptibility

-0.000'000'000'565'00

Molar Susceptibility

-0.000'000'025'40

Volume Susceptibility

Material Composition

0.000'001 %

Universe

-

Meteorites

-

Sun

0.000'000'002 %

Earth Crust

0.000'000'000'5 %

Oceans

-

Humans

131.292'480'6

Atomic Weight

108 pm

Atomic Radius

131 pm

Covalent Radius Single Bond

135 pm

Covalent Radius Double Bond

122 pm

Covalent Radius Triple Bond

216 pm

Van der Waals Radius

[Kr]5s²4d¹⁰5p⁶

Electron Configuration

Cubic, Face-centred

Crystal Structure

-

Density as Solid

-

Density as Liquid

5.900'00 g/cm³

Density as Gas

Fm_3m

Space Group Name

225 Space Group Number

π/2, π/2 & π/2

Lattice Angles

620.23, 620.23 & 620.23 pm

Lattice Constants

6 Valence

2.6 Electronegativity

-77.19 kJ/mol

Electron Affinity

Ionisation Energy

Stable

Half Life

Stable

Lifetime

5p⁶ = 5, 1, +1, -1/2

Quantum Numbers

-

Neutron Cross Section

23.900'00 b σ_a

Neutron Mass Absorption

Stable Isotopes

Unstable Isotopes

Isotopes Overview

Isotope	Stability	Symbol	Type	Protons		Neutrons		Spin	Parity	Mass		Abundance		Mass Measure	Mass Excess		Binding Energy		Dipole Moment		Quadrupole Moment		Halflife in Years		Halflife in Seconds		A01 Decay Probability		A01 Decay Mode	A01 Decay Energy		A01 Decay Daughter	A01 Decay Link	A02 Decay Mode	A02 Decay Energy		A02 Decay Daughter	A02 Decay Link	A03 Decay Probability		A03 Decay Mode	A03 Decay Energy		A03 Decay Daughter	A03 Decay Link	A04 Decay Probability		A04 Decay Mode	A04 Decay Energy		Y01 Decay Product Yield		Y01 Decay Product Nuclide	Y02 Decay Product Yield		Y02 Decay Product Nuclide	Y03 Decay Product Yield		Y03 Decay Product Nuclide	Y04 Decay Product Yield		Y04 Decay Product Nuclide	Y05 Decay Product Yield		Y05 Decay Product Nuclide	Y06 Decay Product Yield		Y06 Decay Product Nuclide
Isotope_054_xe_110_u	Unstable	¹¹⁰Xe	Boson	54	p	56	n	0	1	109.944'278'068'0	u	~ 0	%	~ 0	-51.904'646'000'0	MeV	8.159'116'000'0	MeV	-		-		9.82E-9	year	310.000	milli-seconds ( x⁻³ )	64.000'000	%	α	3,884.900	keV	¹⁰⁶Te	¹¹⁰Xe > [ 64 % , α , 3,884.9 keV ] > ¹⁰⁶Te	β+	7,395.000	keV	¹¹⁰I	¹¹⁰Xe > [ , β+ , 7,395.0 keV ] > ¹¹⁰I													0.005'952	%	¹⁰¹Ru	?	%	¹⁰⁹Ag	?	%	¹⁰²Ru	?	%	¹⁰⁶Pd
Isotope_054_xe_111_u	Unstable	¹¹¹Xe	Fermion	54	p	57	n	5/2	1	110.941'602'000'0	u	~ 0	%	~ 0	-54.397'000'000'0	MeV	8.181'000'000'0	MeV	-		-		2.34E-8	year	740.000	milli-seconds ( x⁻³ )	90.000'000	%	β+	9,528.000	keV	¹¹¹I	¹¹¹Xe > [ 90 % , β+ , 9,528.0 keV ] > ¹¹¹I	α	3,718.900	keV	¹⁰⁷Te	¹¹¹Xe > [ , α , 3,718.9 keV ] > ¹⁰⁷Te													90.000'000	%	¹¹¹Cd	7.000'000	%	¹⁰³Rh	3.079'200	%	¹⁰⁷Ag	?	%	¹¹⁰Cd	?	%	¹⁰²Ru
Isotope_054_xe_112_u	Unstable	¹¹²Xe	Boson	54	p	58	n	0	1	111.935'623'112'0	u	~ 0	%	~ 0	-59.966'685'000'0	MeV	8.229'531'000'0	MeV	-		-		8.56E-8	year	2.700	seconds ( x⁰ )	100.000'000	%	β+	6,107.000	keV	¹¹²I	¹¹²Xe > [ 100 % , β+ , 6,107.0 keV ] > ¹¹²I	α	3,330.330	keV	¹⁰⁸Te	¹¹²Xe > [ , α , 3,330.33 keV ] > ¹⁰⁸Te													0.880'000	%	¹¹¹Cd	0.441'585	%	¹⁰⁴Cd	0.021'600	%	¹⁰⁷Ag	?	%	¹⁰⁸Cd	?	%	¹¹²Cd
Isotope_054_xe_113_u	Unstable	¹¹³Xe	Fermion	54	p	59	n	5/2	1	112.933'341'174'0	u	~ 0	%	~ 0	-62.092'297'000'0	MeV	8.246'942'000'0	MeV	-		-		8.68E-8	year	2.740	seconds ( x⁰ )	93.000'000	%	β+	8,013.800	keV	¹¹³I	¹¹³Xe > [ 93 % , β+ , 8,013.8 keV ] > ¹¹³I	β+p	?	keV	¹¹²Te	¹¹³Xe > [ , β+p , ? keV ] > ¹¹²Te	0.011'000	%	α	3,094.800	keV	¹⁰⁹Te	¹¹³Xe > [ 0.011 % , α , 3,094.8 keV ] > ¹⁰⁹Te	0.007'000	%	β+α	?	keV	93.000'000	%	¹¹³I	0.007'000	%	¹⁰⁹Ag	0.000'430	%	¹⁰⁵Pd	?	%	¹⁰⁴Pd	?	%	¹⁰⁸Pd	?	%	¹¹²Cd
Isotope_054_xe_114_u	Unstable	¹¹⁴Xe	Boson	54	p	60	n	0	1	113.927'980'306'0	u	~ 0	%	~ 0	-67.085'913'000'0	MeV	8.289'205'000'0	MeV	-		-		3.17E-7	year	10.000	seconds ( x⁰ )	100.000'000	%	β+	4,688.000	keV	¹¹⁴I	¹¹⁴Xe > [ 100 % , β+ , 4,688.0 keV ] > ¹¹⁴I																		100.000'000	%	¹¹⁴Sn	?	%	¹¹³In
Isotope_054_xe_115_u	Unstable	¹¹⁵Xe	Fermion	54	p	61	n	5/2	1	114.926'293'920'0	u	~ 0	%	~ 0	-68.656'771'000'0	MeV	-68.656'771'000'0	MeV	-		-		5.70E-7	year	18.000	seconds ( x⁰ )	100.000'000	%	β+	6,658.800	keV	¹¹⁵I	¹¹⁵Xe > [ 100 % , β+ , 6,658.8 keV ] > ¹¹⁵I	β+p	?	keV	¹¹⁴Te	¹¹⁵Xe > [ , β+p , ? keV ] > ¹¹⁴Te	0.000'300	%	β+α	?	keV	¹¹¹Sb	¹¹⁵Xe > [ 0.0003 % , β+α , ? keV ] > ¹¹¹Sb						100.000'000	%	¹¹⁵Sn	0.340'000	%	¹¹⁴Sn	0.000'300	%	¹¹¹Cd
Isotope_054_xe_116_u	Unstable	¹¹⁶Xe	Boson	54	p	62	n	0	1	115.921'581'087'0	u	~ 0	%	~ 0	-73.046'747'000'0	MeV	8.336'835'000'0	MeV	-		-		1.87E-6	year	58.980	seconds ( x⁰ )	100.000'000	%	β+	3,423.300	keV	¹¹⁶I	¹¹⁶Xe > [ 100 % , β+ , 3,423.3 keV ] > ¹¹⁶I																		100.000'000	%	¹¹⁶Sn
Isotope_054_xe_117_u	Unstable	¹¹⁷Xe	Fermion	54	p	63	n	5/2	1	116.920'358'735'0	u	~ 0	%	~ 0	-74.185'361'000'0	MeV	8.344'297'000'0	MeV	-0.593'800'000'0	nm	-		1.94E-6	year	61.200	seconds ( x⁰ )	100.000'000	%	β+	5,226.900	keV	¹¹⁷I	¹¹⁷Xe > [ 100 % , β+ , 5,226.9 keV ] > ¹¹⁷I	β+p	?	keV	¹¹⁶Te	¹¹⁷Xe > [ , β+p , ? keV ] > ¹¹⁶Te													100.000'000	%	¹¹⁷Sn	0.002'900	%	¹¹⁶Sn
Isotope_054_xe_118_u	Unstable	¹¹⁸Xe	Boson	54	p	64	n	0	1	117.916'178'655'0	u	~ 0	%	~ 0	-78.079'081'000'0	MeV	8.374'981'000'0	MeV	-		-		7.29E-6	year	229.980	seconds ( x⁰ )	100.000'000	%	β+	1,869.800	keV	¹¹⁸I	¹¹⁸Xe > [ 100 % , β+ , 1,869.8 keV ] > ¹¹⁸I																		100.000'000	%	¹¹⁸Sn
Isotope_054_xe_119_u	Unstable	¹¹⁹Xe	Fermion	54	p	65	n	5/2	1	118.915'410'688'0	u	~ 0	%	~ 0	-78.794'437'000'0	MeV	8.378'441'000'0	MeV	0.590'000'000'0	nm	-		1.11E-5	year	349.980	seconds ( x⁰ )	79.000'000	%	e+	?	keV	¹¹⁹I	¹¹⁹Xe > [ 79 % , e+ , ? keV ] > ¹¹⁹I	ϵ	4,971.100	keV	¹¹⁹I	¹¹⁹Xe > [ , ϵ , 4,971.1 keV ] > ¹¹⁹I													79.000'000	%	¹¹⁹Sn
Isotope_054_xe_120_u	Unstable	¹²⁰Xe	Boson	54	p	66	n	0	1	119.911'784'244'0	u	~ 0	%	~ 0	-82.172'448'000'0	MeV	8.404'032'000'0	MeV	-		-		7.61E-5	year	2.401	kilo-seconds ( x³ )	100.000'000	%	β+	594.900	keV	¹²⁰I	¹²⁰Xe > [ 100 % , β+ , 594.9 keV ] > ¹²⁰I																		?	%	¹²⁰Sn
Isotope_054_xe_121_u	Unstable	¹²¹Xe	Fermion	54	p	67	n	5/2	1	120.911'461'829'0	u	~ 0	%	~ 0	-82.472'775'000'0	MeV	8.403'764'000'0	MeV	0.650'000'000'0	nm	-		7.64E-5	year	2.410	kilo-seconds ( x³ )	100.000'000	%	β+	2,792.300	keV	¹²¹I	¹²¹Xe > [ 100 % , β+ , 2,792.3 keV ] > ¹²¹I																		100.000'000	%	¹²¹Sb
Isotope_054_xe_122_u	Unstable	¹²²Xe	Boson	54	p	68	n	0	1	121.908'367'632'0	u	~ 0	%	~ 0	-85.355'002'000'0	MeV	8.424'664'000'0	MeV	-		-		2.29E-3	year	72.396	kilo-seconds ( x³ )	100.000'000	%	ϵ	725.000	keV	¹²²I	¹²²Xe > [ 100 % , ϵ , 725.0 keV ] > ¹²²I																		100.000'000	%	¹²²Te
Isotope_054_xe_123_u	Unstable	¹²³Xe	Fermion	54	p	69	n	1/2	1	122.908'481'910'0	u	~ 0	%	~ 0	-85.248'552'000'0	MeV	8.420'926'000'0	MeV	-		-		2.37E-4	year	7.490	kilo-seconds ( x³ )	100.000'000	%	β+	1,672.560	keV	¹²³I	¹²³Xe > [ 100 % , β+ , 1,672.56 keV ] > ¹²³I																		100.000'000	%	¹²³Sb
Isotope_054_xe_124_s	Stable	¹²⁴Xe	Boson	54	p	70	n	0	1	123.905'893'003'0	u	0.090'000	%	0.111'515'303'7	-87.660'103'000'0	MeV	8.437'554'000'0	MeV	-		-		-				?	%	2β+	820.040	keV	¹²³Te	¹²⁴Xe > [ ? % , 2β+ , 820.04 keV ] > ¹²³Te																		?	%	¹²⁴Te
Isotope_054_xe_125_u	Unstable	¹²⁵Xe	Fermion	54	p	71	n	1/2	1	124.906'395'464'0	u	~ 0	%	~ 0	-87.192'064'000'0	MeV	8.430'880'000'0	MeV	-		-		1.93E-3	year	60.804	kilo-seconds ( x³ )	100.000'000	%	β+	622.170	keV	¹²⁵I	¹²⁵Xe > [ 100 % , β+ , 622.17 keV ] > ¹²⁵I																		100.000'000	%	¹²⁶Te
Isotope_054_xe_126_s	Stable	¹²⁶Xe	Boson	54	p	72	n	0	1	125.904'273'634'0	u	0.090'000	%	0.113'313'846'3	-89.168'536'000'0	MeV	8.443'712'000'0	MeV	-		-		-				100.000'000	%	β+	-1,148.360	keV	¹²⁶Te	¹²⁶Xe > [ 100 % , β+ , -1,148.36 keV ] > ¹²⁶Te
Isotope_054_xe_127_u	Unstable	¹²⁷Xe	Fermion	54	p	73	n	1/2	1	126.905'183'723'0	u	~ 0	%	~ 0	-88.320'793'000'0	MeV	8.434'105'000'0	MeV	-0.503'900'000'0	nm	-		9.95E-2	year	3.140	mega-seconds ( x⁶ )	100.000'000	%	ϵ	662.330	keV	¹²⁷I	¹²⁷Xe > [ 100 % , ϵ , 662.33 keV ] > ¹²⁷I																		100.000'000	%	¹²⁷I
Isotope_054_xe_128_s	Stable	¹²⁸Xe	Boson	54	p	74	n	0	1	127.903'531'275'0	u	1.920'000	%	2.455'747'800'5	-89.860'039'000'0	MeV	8.443'296'000'0	MeV	-		-		-
Isotope_054_xe_129_s	Stable	¹²⁹Xe	Fermion	54	p	75	n	1/2	1	128.904'779'435'0	u	26.440'000	%	34.082'423'682'6	-88.697'386'000'0	MeV	8.431'400'000'0	MeV	-0.777'976'300'0	nm	-		-
Isotope_054_xe_130_s	Stable	¹³⁰Xe	Boson	54	p	76	n	0	1	129.903'508'007'0	u	4.080'000	%	5.300'063'126'7	-89.881'713'000'0	MeV	8.437'740'000'0	MeV	-		-		-
Isotope_054_xe_131_s	Stable	¹³¹Xe	Fermion	54	p	77	n	3/2	1	130.905'082'362'0	u	21.180'000	%	27.725'696'444'3	-88.415'211'000'0	MeV	8.423'748'000'0	MeV	0.691'861'900'0	nm	-0.120'000'000'0	b	-
Isotope_054_xe_132_s	Stable	¹³²Xe	Boson	54	p	78	n	0	1	131.904'153'457'0	u	20.890'000	%	27.554'777'657'2	-89.280'480'000'0	MeV	8.427'633'000'0	MeV	-		-		-
Isotope_054_xe_133_u	Unstable	¹³³Xe	Fermion	54	p	79	n	3/2	1	132.905'910'722'0	u	~ 0	%	~ 0	-87.643'598'000'0	MeV	8.412'647'000'0	MeV	0.813'400'000'0	nm	0.145'000'000'0	b	1.44E-2	year	453.380	kilo-seconds ( x³ )	100.000'000	%	β-	427.360	keV	¹³³Cs	¹³³Xe > [ 100 % , β- , 427.36 keV ] > ¹³³Cs																		100.000'000	%	¹³³Cs
Isotope_054_xe_134_s	Stable	¹³⁴Xe	Boson	54	p	80	n	0	1	133.905'394'464'0	u	10.440'000	%	13.979'723'182'0	-88.124'490'000'0	MeV	8.413'689'000'0	MeV	-		-		-				?	%	2β-	825.380	keV	¹³⁴Ba	¹³⁴Xe > [ ? % , 2β- , 825.38 keV ] > ¹³⁴Ba																		?	%	¹³⁴Ba
Isotope_054_xe_135_u	Unstable	¹³⁵Xe	Fermion	54	p	81	n	3/2	1	134.907'227'495'0	u	~ 0	%	~ 0	-86.417'033'000'0	MeV	8.398'505'000'0	MeV	0.903'050'000'0	nm	-		1.04E-3	year	32.900	kilo-seconds ( x³ )	100.000'000	%	β-	1,164.820	keV	¹³⁵Cs	¹³⁵Xe > [ 100 % , β- , 1,164.82 keV ] > ¹³⁵Cs																		100.000'000	%	¹³⁵Ba
Isotope_054_xe_136_s	Stable	¹³⁶Xe	Boson	54	p	82	n	0	1	135.907'218'794'0	u	8.870'000	%	12.054'970'307'0	-86.425'137'000'0	MeV	8.396'158'000'0	MeV	-		-		-				?	%	2β-	2,461.800	keV	¹³⁶Ba	¹³⁶Xe > [ ? % , 2β- , 2,461.8 keV ] > ¹³⁶Ba																		?	%	¹³⁶Ba
Isotope_054_xe_137_u	Unstable	¹³⁷Xe	Fermion	54	p	83	n	7/2	1	136.911'562'125'0	u	~ 0	%	~ 0	-82.379'350'000'0	MeV	8.364'256'000'0	MeV	-0.970'400'000'0	nm	-0.490'000'000'0	b	7.26E-6	year	229.098	seconds ( x⁰ )	100.000'000	%	β-	4,166.250	keV	¹³⁷Cs	¹³⁷Xe > [ 100 % , β- , 4,166.25 keV ] > ¹³⁷Cs																		100.000'000	%	¹³⁷Ba
Isotope_054_xe_138_u	Unstable	¹³⁸Xe	Boson	54	p	84	n	0	1	137.913'954'475'0	u	~ 0	%	~ 0	-80.150'890'000'0	MeV	8.345'985'000'0	MeV	-		-		2.68E-5	year	844.800	seconds ( x⁰ )	100.000'000	%	β-	2,736.500	keV	¹³⁸Cs	¹³⁸Xe > [ 100 % , β- , 2,736.5 keV ] > ¹³⁸Cs																		100.000'000	%	¹³⁸Ba
Isotope_054_xe_139_u	Unstable	¹³⁹Xe	Fermion	54	p	85	n	3/2	-1	138.918'792'936'0	u	~ 0	%	~ 0	-75.643'893'000'0	MeV	8.311'585'000'0	MeV	-0.304'000'000'0	nm	0.400'000'000'0	b	1.26E-6	year	39.680	seconds ( x⁰ )	100.000'000	%	β-	5,057.000	keV	¹³⁹Cs	¹³⁹Xe > [ 100 % , β- , 5,057.0 keV ] > ¹³⁹Cs																		100.000'000	%	¹³⁹La
Isotope_054_xe_140_u	Unstable	¹⁴⁰Xe	Boson	54	p	86	n	0	1	139.921'640'943'0	u	~ 0	%	~ 0	-72.990'992'000'0	MeV	-72.990'992'000'0	MeV	-		-		4.31E-7	year	13.600	seconds ( x⁰ )	100.000'000	%	β-	4,060.000	keV	¹⁴⁰Cs	¹⁴⁰Xe > [ 100 % , β- , 4,060.0 keV ] > ¹⁴⁰Cs																		100.000'000	%	¹⁴⁰Ce
Isotope_054_xe_141_u	Unstable	¹⁴¹Xe	Fermion	54	p	87	n	5/2	-1	140.926'648'049'0	u	~ 0	%	~ 0	-68.326'902'000'0	MeV	8.256'283'000'0	MeV	0.010'0.010'0.010'0.010	nm	-0.580'000'000'0	b	5.58E-8	year	1.760	seconds ( x⁰ )	100.000'000	%	β-	6,150.000	keV	¹⁴¹Cs	¹⁴¹Xe > [ 100 % , β- , 6,150.0 keV ] > ¹⁴¹Cs	β-n	652.800	keV	¹⁴⁰Cs	¹⁴¹Xe > [ , β-n , 652.8 keV ] > ¹⁴⁰Cs													100.000'000	%	¹⁴¹Pr	0.079'000	%	¹⁴⁰Ce
Isotope_054_xe_142_u	Unstable	¹⁴²Xe	Boson	54	p	88	n	0	1	141.929'709'590'0	u	~ 0	%	~ 0	-65.475'096'000'0	MeV	8.234'897'000'0	MeV	-		-		3.87E-8	year	1.220	seconds ( x⁰ )	100.000'000	%	β-	5,040.000	keV	¹⁴²Cs	¹⁴²Xe > [ 100 % , β- , 5,040.0 keV ] > ¹⁴²Cs	β-n	930.000	keV	¹⁴¹Cs	¹⁴²Xe > [ , β-n , 930.0 keV ] > ¹⁴¹Cs													0.450'000	%	¹⁴¹Pr	0.000'126	%	¹⁴⁰Ce	?	%	¹⁴²Nd	?	%	¹³⁸Ba
Isotope_054_xe_143_u	Unstable	¹⁴³Xe	Fermion	54	p	89	n	5/2	-1	142.935'110'000'0	u	~ 0	%	~ 0	-60.445'000'000'0	MeV	8.199'000'000'0	MeV	-0.459'900'000'0	nm	0.930'000'000'0	b	1.62E-8	year	511.000	milli-seconds ( x⁻³ )	99.000'000	%	β-	7,227.000	keV	¹⁴³Cs	¹⁴³Xe > [ 99 % , β- , 7,227.0 keV ] > ¹⁴³Cs	β-n	1,999.000	keV	¹⁴²Cs	¹⁴³Xe > [ , β-n , 1,999.0 keV ] > ¹⁴²Cs													97.020'000	%	¹⁴³Nd	0.000'900	%	¹⁴¹Pr	?	%	¹⁴²Nd	?	%	¹³⁸Ba
Isotope_054_xe_144_u	Unstable	¹⁴⁴Xe	Boson	54	p	90	n	0	1	143.938'510'000'0	u	~ 0	%	~ 0	-57.278'000'000'0	MeV	8.176'000'000'0	MeV	-		-		1.23E-8	year	388.000	milli-seconds ( x⁻³ )	97.000'000	%	β-	5,992.000	keV	¹⁴⁴Cs	¹⁴⁴Xe > [ 97 % , β- , 5,992.0 keV ] > ¹⁴⁴Cs	β-n	2,323.000	keV	¹⁴³Cs	¹⁴⁴Xe > [ , β-n , 2,323.0 keV ] > ¹⁴³Cs													94.090'000	%	¹⁴⁰Ce	6.044'000	%	¹⁴³Nd	?	%	¹⁴²Nd	?	%	¹³⁸Ba
Isotope_054_xe_145_u	Unstable	¹⁴⁵Xe	Fermion	54	p	91	n	3/2	-1	144.944'070'000'0	u	~ 0	%	~ 0	-52.098'000'000'0	MeV	8.139'000'000'0	MeV	-		-		5.96E-9	year	188.000	milli-seconds ( x⁻³ )	95.000'000	%	β-	7,959.000	keV	¹⁴⁵Cs	¹⁴⁵Xe > [ 95 % , β- , 7,959.0 keV ] > ¹⁴⁵Cs	β-n	3,100.000	keV	¹⁴⁴Cs	¹⁴⁵Xe > [ , β-n , 3,100.0 keV ] > ¹⁴⁴Cs													81.700'000	%	¹⁴⁵Nd	18.435'000	%	¹⁴⁰Ce	0.160'000	%	¹⁴³Nd
Isotope_054_xe_146_u	Unstable	¹⁴⁶Xe	Boson	54	p	92	n	0	1	145.947'750'000'0	u	~ 0	%	~ 0	-48.671'000'000'0	MeV	8.115'000'000'0	MeV	-		-		4.63E-9	year	146.000	milli-seconds ( x⁻³ )	93.000'000	%	β-	6,949.000	keV	¹⁴⁶Cs	¹⁴⁶Xe > [ 93 % , β- , 6,949.0 keV ] > ¹⁴⁶Cs	β-n	3,315.000	keV	¹⁴⁵Cs	¹⁴⁶Xe > [ , β-n , 3,315.0 keV ] > ¹⁴⁵Cs													19.140'000	%	¹⁴⁵Nd	0.986'700	%	¹⁴⁰Ce	?	%	¹⁴²Nd	?	%	¹³⁸Ba
Isotope_054_xe_147_u	Unstable	¹⁴⁷Xe	Fermion	54	p	93	n	3/2	-1	146.953'560'000'0	u	~ 0	%	~ 0	-43.259'000'000'0	MeV	8.078'000'000'0	MeV	-		-		4.12E-9	year	130.000	milli-seconds ( x⁻³ )	96.000'000	%	β-	8,761.000	keV	¹⁴⁷Cs	¹⁴⁷Xe > [ 96 % , β- , 8,761.0 keV ] > ¹⁴⁷Cs	β-n	4,290.000	keV	¹⁴⁶Cs	¹⁴⁷Xe > [ , β-n , 4,290.0 keV ] > ¹⁴⁶Cs													68.160'000	%	¹⁴³Nd	0.568'000	%	¹⁴⁵Nd	?	%	¹⁴²Nd	?	%	¹³⁸Ba

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