Cerium (Ce)

grundstof med atomnummer 58

Atomnummer	58
Atommasse	140.116
mass number	140

Gruppe
Periode	6
Blok	f

proton	58 p⁺
neutron	82 n⁰
elektron	58 e^-

Fysisk Egenskab

Atomradius	185 pm 282 pm
molar volume	21 cm³/mol
Kovalent Radius	163 pm 137 pm 131 pm 204 pm
Metallic Radius
Ionisk radius	101 pm 107 pm 114,3 pm 119,6 pm 125 pm 134 pm 87 pm 97 pm 97 pm 114 pm
Crystal Radius	115 pm 121 pm 128,3 pm 133,6 pm 139 pm 148 pm 101 pm 111 pm 121 pm 128 pm
Van der Waals-radius	242 pm 274 pm 355,6 pm
massefylde	6,77 g/cm³ 6.550 kg/m³

Kemisk Egenskab

{ERROR}

energi

proton affinity
electron affinity	0,65 eV/particle
ioniseringsenergi	5,5386 eV/particle 10,85 eV/particle 20,1974 eV/particle 36,906 eV/particle 65,55 eV/particle 77,6 eV/particle 91 eV/particle 106 eV/particle 125 eV/particle 140 eV/particle 172 eV/particle 192,24 eV/particle 312 eV/particle 340 eV/particle 371 eV/particle 403 eV/particle 435 eV/particle 472 eV/particle 509 eV/particle 543 eV/particle 579 eV/particle 613 eV/particle 749 eV/particle 785 eV/particle 824 eV/particle 862 eV/particle 924 eV/particle 965 eV/particle 1.060 eV/particle 1.103,53 eV/particle 1.908 eV/particle 1.994 eV/particle 2.087 eV/particle 2.185 eV/particle 2.280 eV/particle 2.378 eV/particle 2.500 eV/particle 2.600 eV/particle 2.706 eV/particle 2.806 eV/particle 3.087 eV/particle 3.176 eV/particle 3.274 eV/particle 3.366 eV/particle 3.570 eV/particle 3.672 eV/particle 3.865 eV/particle 3.963 eV/particle 9.020 eV/particle 9.269 eV/particle 9.545 eV/particle 9.803 eV/particle 10.542 eV/particle 10.840 eV/particle 11.210 eV/particle 11.459,85 eV/particle 46.840,304 eV/particle 47.965,72 eV/particle

Fordampningsvarme	398 kJ/mol
smeltevarme	5,2 kJ/mol
standard enthalpy of formation	420,1 kJ/mol
elektron

Elektronskal	2, 8, 18, 19, 9, 2

Valenselektron	2 ⓘ

electron configuration	[Xe] 4f¹ 5d¹ 6s²ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 4f¹ 5d¹ 6s²

Oxidationstrin	2, 3, 4
Elektronegativitet	0.16761 1.12
Electrophilicity Index	0,9792877807552266 eV/particle
fundamental state of matter

stoffase
gaseous state of matter
Kogepunkt	3.716,15 K
Smeltepunkt	1.072,15 K
critical pressure
critical temperature
trippelpunkt
appearance
farve	Sort #ff1493 #ffffc7 #ffffc7
appearance	silvery white
Brydningsindeks
materialeegenskab
Varmeledningsevne	11,3 W/(m K)
Termisk ekspansion	0,0000063 1/K
molar heat capacity	26,94 J/(mol K)
Varmefylde	0,192 J/(g⋅K)
Adiabateksponenten
electrical properties
type	Conductor
specifik ledningsevne	1,4 MS/m
Elektrisk resistivitet	0,00000075 Ω*m
superledning	0,022 K
Magnetisme
type	paramagnetic
magnetic susceptibility (Mass)	0,00000022 m³/Kg
magnetic susceptibility (Molar)	0,000000030826 m³/mol
magnetic susceptibility (Volume)	0,0014716
magnetic ordering
Curietemperaturen
Néel temperature	12,5 K
struktur
Krystalstruktur	{ERROR}
lattice constant	5,16 Å
Lattice Angles	π/2, π/2, 2 π/3
mechanical property
hårdhed	412 MPa 2,5 MPa 270 MPa
Kompressibilitetsmodul	22 GPa
Forskydningsmodul	14 GPa
E-modul	34 GPa
Poissons forhold	0,24
speed of sound	2.100 m/s
klassificering
Kategori	Actinider, Lanthanides
CAS Group
IUPAC Group
Glawe Number	31
Mendeleev Number	15
Pettifor Number	32
Geochemical Class	rare earth & related
Goldschmidt classification	litophile

øvrige

Gas Basicity
polarizability	205 ± 20 a₀
C6 Dispersion Coefficient	3.480 a₀
allotrope
Neutron cross section	0,6
Neutron Mass Absorption	0,00021
quantum number	1G4
rumgruppe	194 (P63/mmc)

Isotopes of Cerium

Stable Isotopes	1
Unstable Isotopes	40
Natural Isotopes	4

¹¹⁹Ce

mass number	119
neutron number	61
Relative Atomic Mass	118,952957 ± 0,000537 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin	5/2
nuclear quadrupole moment
opdagelsesdato
Paritet	+

decay mode	Intensitet
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)
β⁺ p (β⁺-delayed proton emission)

¹²⁰Ce

mass number	120
neutron number	62
Relative Atomic Mass	119,946613 ± 0,000537 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin	0
nuclear quadrupole moment	0
opdagelsesdato
Paritet	+

decay mode	Intensitet
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)
β⁺ p (β⁺-delayed proton emission)

¹²¹Ce

mass number	121
neutron number	63
Relative Atomic Mass	120,943435 ± 0,00043 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	1,1 ± 0,1 s
spin	5/2
nuclear quadrupole moment
opdagelsesdato	1997
Paritet

decay mode	Intensitet
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺ p (β⁺-delayed proton emission)	1%

¹²²Ce

mass number	122
neutron number	64
Relative Atomic Mass	121,93787 ± 0,00043 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin	0
nuclear quadrupole moment	0
opdagelsesdato	2005
Paritet	+

decay mode	Intensitet
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)
β⁺ p (β⁺-delayed proton emission)

¹²³Ce

mass number	123
neutron number	65
Relative Atomic Mass	122,93528 ± 0,00032 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	3,8 ± 0,2 s
spin	5/2
nuclear quadrupole moment
opdagelsesdato	1984
Paritet

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

¹²⁴Ce

mass number	124
neutron number	66
Relative Atomic Mass	123,93031 ± 0,00032 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	9,1 ± 1,2 s
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1978
Paritet	+

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

¹²⁵Ce

mass number	125
neutron number	67
Relative Atomic Mass	124,92844 ± 0,00021 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	9,7 ± 0,3 s
spin	7/2
nuclear quadrupole moment
opdagelsesdato	1978
Paritet	-

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

¹²⁶Ce

mass number	126
neutron number	68
Relative Atomic Mass	125,923971 ± 0,00003 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	51 ± 0,3 s
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1978
Paritet	+

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

¹²⁷Ce

mass number	127
neutron number	69
Relative Atomic Mass	126,922727 ± 0,000031 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	34 ± 2 s
spin	1/2
nuclear quadrupole moment	0
opdagelsesdato	1978
Paritet	+

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

¹²⁸Ce

mass number	128
neutron number	70
Relative Atomic Mass	127,918911 ± 0,00003 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	3,93 ± 0,02 m
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1968
Paritet	+

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

¹²⁹Ce

mass number	129
neutron number	71
Relative Atomic Mass	128,918102 ± 0,00003 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	3,5 ± 0,3 m
spin	5/2
nuclear quadrupole moment
opdagelsesdato	1977
Paritet	+

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

¹³⁰Ce

mass number	130
neutron number	72
Relative Atomic Mass	129,914736 ± 0,00003 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	22,9 ± 0,5 m
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1965
Paritet	+

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

¹³¹Ce

mass number	131
neutron number	73
Relative Atomic Mass	130,914429465 ± 0,000035214 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	10,3 ± 0,3 m
spin	7/2
nuclear quadrupole moment
opdagelsesdato	1966
Paritet	+

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

¹³²Ce

mass number	132
neutron number	74
Relative Atomic Mass	131,911466226 ± 0,000021907 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	3,51 ± 0,11 h
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1960
Paritet	+

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

¹³³Ce

mass number	133
neutron number	75
Relative Atomic Mass	132,911520402 ± 0,000017557 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	97 ± 4 m
spin	1/2
nuclear quadrupole moment	0
opdagelsesdato	1951
Paritet	+

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

¹³⁴Ce

mass number	134
neutron number	76
Relative Atomic Mass	133,908928142 ± 0,000021886 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	3,16 ± 0,04 d
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1951
Paritet	+

decay mode	Intensitet
ϵ (electron capture)	100%

¹³⁵Ce

mass number	135
neutron number	77
Relative Atomic Mass	134,909160662 ± 0,000011021 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	17,7 ± 0,3 h
spin	1/2
nuclear quadrupole moment	0
opdagelsesdato	1948
Paritet	+

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

¹³⁶Ce

mass number	136
neutron number	78
Relative Atomic Mass	135,907129256 ± 0,000000348 Da
g-factor	0
natural abundance	0,186 ± 0,002
radioaktivitet	☢️ radioactive element
halveringstid
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1936
Paritet	+

decay mode	Intensitet
2β⁺ (double β⁺ decay)

¹³⁷Ce

mass number	137
neutron number	79
Relative Atomic Mass	136,907762416 ± 0,000000386 Da
g-factor	0,64 ± 0,026666666666667
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	9 ± 0,3 h
spin	3/2
nuclear quadrupole moment
opdagelsesdato	1948
Paritet	+

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

¹³⁸Ce

mass number	138
neutron number	80
Relative Atomic Mass	137,90599418 ± 0,000000536 Da
g-factor	0
natural abundance	0,251 ± 0,002
radioaktivitet	☢️ radioactive element
halveringstid
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1936
Paritet	+

decay mode	Intensitet
2β⁺ (double β⁺ decay)

¹³⁹Ce

mass number	139
neutron number	81
Relative Atomic Mass	138,906647029 ± 0,000002242 Da
g-factor	0,70666666666667 ± 0,026666666666667
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	137,642 ± 0,02 d
spin	3/2
nuclear quadrupole moment
opdagelsesdato	1948
Paritet	+

decay mode	Intensitet
ϵ (electron capture)	100%

¹⁴⁰Ce

mass number	140
neutron number	82
Relative Atomic Mass	139,905448433 ± 0,000001409 Da
g-factor	0
natural abundance	88,449 ± 0,051
radioaktivitet	stable isotope
halveringstid	Not Radioactive ☢️
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1925
Paritet	+

¹⁴¹Ce

mass number	141
neutron number	83
Relative Atomic Mass	140,908285991 ± 0,000001411 Da
g-factor	0,31142857142857 ± 0,011428571428571
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	32,505 ± 0,01 d
spin	7/2
nuclear quadrupole moment
opdagelsesdato	1948
Paritet	-

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

¹⁴²Ce

mass number	142
neutron number	84
Relative Atomic Mass	141,909250208 ± 0,000002623 Da
g-factor	0
natural abundance	11,114 ± 0,051
radioaktivitet	☢️ radioactive element
halveringstid
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1925
Paritet	+

decay mode	Intensitet
α (α emission)
2β⁻ (double β⁻ decay)

¹⁴³Ce

mass number	143
neutron number	85
Relative Atomic Mass	142,912391953 ± 0,000002621 Da
g-factor	0,28666666666667 ± 0,0066666666666667
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	33,039 ± 0,006 h
spin	3/2
nuclear quadrupole moment
opdagelsesdato	1948
Paritet	-

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

¹⁴⁴Ce

mass number	144
neutron number	86
Relative Atomic Mass	143,913652763 ± 0,000003041 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	284,886 ± 0,025 d
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1945
Paritet	+

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

¹⁴⁵Ce

mass number	145
neutron number	87
Relative Atomic Mass	144,917265113 ± 0,000036393 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	3,01 ± 0,06 m
spin	5/2
nuclear quadrupole moment
opdagelsesdato	1954
Paritet	-

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

¹⁴⁶Ce

mass number	146
neutron number	88
Relative Atomic Mass	145,918812294 ± 0,000015743 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	13,49 ± 0,16 m
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1953
Paritet	+

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

¹⁴⁷Ce

mass number	147
neutron number	89
Relative Atomic Mass	146,9226899 ± 0,000009211 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	56,4 ± 1 s
spin	5/2
nuclear quadrupole moment
opdagelsesdato	1964
Paritet	-

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

¹⁴⁸Ce

mass number	148
neutron number	90
Relative Atomic Mass	147,924424186 ± 0,000012017 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	56,8 ± 0,3 s
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1964
Paritet	+

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

¹⁴⁹Ce

mass number	149
neutron number	91
Relative Atomic Mass	148,9284269 ± 0,000011 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	4,94 ± 0,04 s
spin	3/2
nuclear quadrupole moment
opdagelsesdato	1974
Paritet	-

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

¹⁵⁰Ce

mass number	150
neutron number	92
Relative Atomic Mass	149,930384032 ± 0,000012556 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	6,05 ± 0,07 s
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1970
Paritet	+

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

¹⁵¹Ce

mass number	151
neutron number	93
Relative Atomic Mass	150,9342722 ± 0,000019 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	1,76 ± 0,06 s
spin	3/2
nuclear quadrupole moment
opdagelsesdato	1997
Paritet	-

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

¹⁵²Ce

mass number	152
neutron number	94
Relative Atomic Mass	151,936682 ± 0,000215 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	1,42 ± 0,02 s
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1990
Paritet	+

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

¹⁵³Ce

mass number	153
neutron number	95
Relative Atomic Mass	152,941052 ± 0,000215 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	865 ± 25 ms
spin	3/2
nuclear quadrupole moment
opdagelsesdato	1994
Paritet	-

decay mode	Intensitet
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

¹⁵⁴Ce

mass number	154
neutron number	96
Relative Atomic Mass	153,94394 ± 0,000215 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	722 ± 14 ms
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1994
Paritet	+

decay mode	Intensitet
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

¹⁵⁵Ce

mass number	155
neutron number	97
Relative Atomic Mass	154,948706 ± 0,000322 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	313 ± 7 ms
spin	5/2
nuclear quadrupole moment
opdagelsesdato	1994
Paritet	-

decay mode	Intensitet
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

¹⁵⁶Ce

mass number	156
neutron number	98
Relative Atomic Mass	155,951884 ± 0,000322 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	233 ± 9 ms
spin	0
nuclear quadrupole moment	0
opdagelsesdato	2017
Paritet	+

decay mode	Intensitet
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

¹⁵⁷Ce

mass number	157
neutron number	99
Relative Atomic Mass	156,957133 ± 0,000429 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	175 ± 41 ms
spin	7/2
nuclear quadrupole moment
opdagelsesdato	2017
Paritet	+

decay mode	Intensitet
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

¹⁵⁸Ce

mass number	158
neutron number	100
Relative Atomic Mass	157,960773 ± 0,000429 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	99 ± 93 ms
spin	0
nuclear quadrupole moment	0
opdagelsesdato	2016
Paritet	+

decay mode	Intensitet
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

¹⁵⁹Ce

mass number	159
neutron number	101
Relative Atomic Mass	158,966355 ± 0,000537 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin	1/2
nuclear quadrupole moment	0
opdagelsesdato
Paritet	-

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

historie

opdager eller opfinder	W. von Hisinger, J. Berzelius, M. Klaproth
fundsted	Sweden/Germany
opdagelsesdato	1803
etymologi	Named after the asteroid, Ceres, discovered two years before the element.
udtale	SER-i-em (engelsk)

source

Forekomst
Abundance in Earth's crust	66,5 mg/kg
natural abundance (verdenshave)	0,0000012 mg/L
natural abundance (menneskelige krop)
natural abundance (Meteoroid)	0,000075 %
natural abundance (Solen)	0,0000004 %
Abundance in Universe	0,000001 %

Nuclear Screening Constants

1	s	1.1519
2	p	4.2176
2	s	15.26
3	d	13.9147
3	p	19.0405
3	s	19.3408
4	d	32.3392
4	f	56.324
4	p	29.3936
4	s	28.32
5	p	41.0345
5	s	39.0865
6	s	47.2036

Cerium on ChemicalAid

Cerium (Ce)

Fysisk Egenskab

Kemisk Egenskab

øvrige

Isotopes of Cerium

119Ce

120Ce

121Ce

122Ce

123Ce

124Ce

125Ce

126Ce

127Ce

128Ce

129Ce

130Ce

131Ce

132Ce

133Ce

134Ce

135Ce

136Ce

137Ce

138Ce

139Ce

140Ce

141Ce

142Ce

143Ce

144Ce

145Ce

146Ce

147Ce

148Ce

149Ce

150Ce

151Ce

152Ce

153Ce

154Ce

155Ce

156Ce

157Ce

158Ce

159Ce

historie

source

Nuclear Screening Constants

¹¹⁹Ce

¹²⁰Ce

¹²¹Ce

¹²²Ce

¹²³Ce

¹²⁴Ce

¹²⁵Ce

¹²⁶Ce

¹²⁷Ce

¹²⁸Ce

¹²⁹Ce

¹³⁰Ce

¹³¹Ce

¹³²Ce

¹³³Ce

¹³⁴Ce

¹³⁵Ce

¹³⁶Ce

¹³⁷Ce

¹³⁸Ce

¹³⁹Ce

¹⁴⁰Ce

¹⁴¹Ce

¹⁴²Ce

¹⁴³Ce

¹⁴⁴Ce

¹⁴⁵Ce

¹⁴⁶Ce

¹⁴⁷Ce

¹⁴⁸Ce

¹⁴⁹Ce

¹⁵⁰Ce

¹⁵¹Ce

¹⁵²Ce

¹⁵³Ce

¹⁵⁴Ce

¹⁵⁵Ce

¹⁵⁶Ce

¹⁵⁷Ce

¹⁵⁸Ce

¹⁵⁹Ce