Серий

Серий (Ce)

chemical element with the atomic number of 58
Atomic Number58
Atomic Weight140.116
Адади массавӣ140
Group
Period6
Blockf
proton58 p+
neutron82 n0
electron58 e-
Animated Bohr model of Ce (Серий)

Хусусияти Физикӣ

Atomic Radius
185 pm
molar volume
covalent radius
163 pm
Metallic Radius
ionic radius
101 pm
Crystal Radius
115 pm
Van der Waals radius
242 pm
зичӣ
6,77 g/cm³
Atomic Radii Of The Elements: Серий0102030405060708090100110120130140150160170180190200210220230240250pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

энергия
proton affinity
electron affinity
ionization energy
ionization energy of Ce (Серий)
enthalpy of vaporization
398 kJ/mol
гармои гудозиш
5,2 kJ/mol
standard enthalpy of formation
420,1 kJ/mol
electron
Абри электронӣ2, 8, 18, 19, 9, 2
Bohr model: Ce (Серий)
valence electron2
Lewis structure: Ce (Серий)
electron configuration[Xe] 4f1 5d1 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f1 5d1 6s2
Enhanced Bohr model of Ce (Серий)
Orbital Diagram of Ce (Серий)
oxidation number2, 3, 4
electronegativity
1.12
Electrophilicity Index
0,9792877807552266 eV/particle
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
3 716,15 K
Melting Point
1 072,15 K
critical pressure
critical temperature
triple point
appearance
Ранг
Silver
appearancesilvery white
refractive index
thermodynamic material property
Thermal Conductivity
11,3 W/(m K)
thermal expansion
0,0000063 1/K
molar heat capacity
26,94 J/(mol K)
Specific Heat Capacity
heat capacity ratio
electrical properties
навъConductor
electrical conductivity
1,4 MS/m
electrical resistivity
0,00000075 m Ω
superconductivity
0,022 K
magnetism
навъparamagnetic
magnetic susceptibility (Mass)
0,00000022 m³/Kg
magnetic susceptibility (Molar)
0,000000030826 m³/mol
magnetic susceptibility (Volume)
0,0014716
magnetic ordering
Curie temperature
Néel temperature
12,5 K
сохт
Crystal StructureSimple Hexagonal (FCC)
lattice constant
5,16 Å
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
hardness
2,5 MPa
bulk modulus
22 GPa
shear modulus
14 GPa
Young's modulus
34 GPa
Poisson's ratio
0,24
speed of sound
2 100 m/s
classification
CategoryLanthanides, Lanthanides
CAS Group
IUPAC Group
Glawe Number31
Mendeleev Number15
Pettifor Number32
Geochemical Classrare earth & related
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
205 ± 20 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
0,6
Neutron Mass Absorption
0,00021
ададҳои квантӣ1G4
space group194 (P63/mmc)

Isotopes of Cerium

Stable Isotopes1
Unstable Isotopes40
Natural Isotopes4
Isotopic Composition14088.45%14088.45%14211.11%14211.11%1360.19%1360.19%1380.25%1380.25%

119Ce

Адади массавӣ119
neutron number61
relative atomic mass
118,952957 ± 0,000537 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin5/2
nuclear quadrupole moment
таърихи кашф
parity+

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

120Ce

Адади массавӣ120
neutron number62
relative atomic mass
119,946613 ± 0,000537 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
таърихи кашф
parity+

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

121Ce

Адади массавӣ121
neutron number63
relative atomic mass
120,943435 ± 0,00043 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1,1 ± 0,1 s
spin5/2
nuclear quadrupole moment
таърихи кашф1997
parity

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

122Ce

Адади массавӣ122
neutron number64
relative atomic mass
121,93787 ± 0,00043 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
таърихи кашф2005
parity+

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

123Ce

Адади массавӣ123
neutron number65
relative atomic mass
122,93528 ± 0,00032 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
3,8 ± 0,2 s
spin5/2
nuclear quadrupole moment
таърихи кашф1984
parity

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

124Ce

Адади массавӣ124
neutron number66
relative atomic mass
123,93031 ± 0,00032 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
9,1 ± 1,2 s
spin0
nuclear quadrupole moment
0
таърихи кашф1978
parity+

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

125Ce

Адади массавӣ125
neutron number67
relative atomic mass
124,92844 ± 0,00021 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
9,7 ± 0,3 s
spin7/2
nuclear quadrupole moment
таърихи кашф1978
parity-

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

126Ce

Адади массавӣ126
neutron number68
relative atomic mass
125,923971 ± 0,00003 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
51 ± 0,3 s
spin0
nuclear quadrupole moment
0
таърихи кашф1978
parity+

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

127Ce

Адади массавӣ127
neutron number69
relative atomic mass
126,922727 ± 0,000031 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
34 ± 2 s
spin1/2
nuclear quadrupole moment
0
таърихи кашф1978
parity+

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

128Ce

Адади массавӣ128
neutron number70
relative atomic mass
127,918911 ± 0,00003 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
3,93 ± 0,02 m
spin0
nuclear quadrupole moment
0
таърихи кашф1968
parity+

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

129Ce

Адади массавӣ129
neutron number71
relative atomic mass
128,918102 ± 0,00003 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
3,5 ± 0,3 m
spin5/2
nuclear quadrupole moment
таърихи кашф1977
parity+

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

130Ce

Адади массавӣ130
neutron number72
relative atomic mass
129,914736 ± 0,00003 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
22,9 ± 0,5 m
spin0
nuclear quadrupole moment
0
таърихи кашф1965
parity+

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

131Ce

Адади массавӣ131
neutron number73
relative atomic mass
130,914429465 ± 0,000035214 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
10,3 ± 0,3 m
spin7/2
nuclear quadrupole moment
таърихи кашф1966
parity+

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

132Ce

Адади массавӣ132
neutron number74
relative atomic mass
131,911466226 ± 0,000021907 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
3,51 ± 0,11 h
spin0
nuclear quadrupole moment
0
таърихи кашф1960
parity+

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

133Ce

Адади массавӣ133
neutron number75
relative atomic mass
132,911520402 ± 0,000017557 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
97 ± 4 m
spin1/2
nuclear quadrupole moment
0
таърихи кашф1951
parity+

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

134Ce

Адади массавӣ134
neutron number76
relative atomic mass
133,908928142 ± 0,000021886 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
3,16 ± 0,04 d
spin0
nuclear quadrupole moment
0
таърихи кашф1951
parity+

decay modeintensity
ϵ (electron capture)100%

135Ce

Адади массавӣ135
neutron number77
relative atomic mass
134,909160662 ± 0,000011021 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
17,7 ± 0,3 h
spin1/2
nuclear quadrupole moment
0
таърихи кашф1948
parity+

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

136Ce

Адади массавӣ136
neutron number78
relative atomic mass
135,907129256 ± 0,000000348 Da
g-factor
0
natural abundance
0,186 ± 0,002
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
таърихи кашф1936
parity+

decay modeintensity
+ (double β+ decay)

137Ce

Адади массавӣ137
neutron number79
relative atomic mass
136,907762416 ± 0,000000386 Da
g-factor
0,64 ± 0,026666666666667
natural abundance
radioactivity☢️ radioactive element
half-life
9 ± 0,3 h
spin3/2
nuclear quadrupole moment
таърихи кашф1948
parity+

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

138Ce

Адади массавӣ138
neutron number80
relative atomic mass
137,90599418 ± 0,000000536 Da
g-factor
0
natural abundance
0,251 ± 0,002
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
таърихи кашф1936
parity+

decay modeintensity
+ (double β+ decay)

139Ce

Адади массавӣ139
neutron number81
relative atomic mass
138,906647029 ± 0,000002242 Da
g-factor
0,70666666666667 ± 0,026666666666667
natural abundance
radioactivity☢️ radioactive element
half-life
137,642 ± 0,02 d
spin3/2
nuclear quadrupole moment
таърихи кашф1948
parity+

decay modeintensity
ϵ (electron capture)100%

140Ce

Адади массавӣ140
neutron number82
relative atomic mass
139,905448433 ± 0,000001409 Da
g-factor
0
natural abundance
88,449 ± 0,051
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
таърихи кашф1925
parity+

141Ce

Адади массавӣ141
neutron number83
relative atomic mass
140,908285991 ± 0,000001411 Da
g-factor
0,31142857142857 ± 0,011428571428571
natural abundance
radioactivity☢️ radioactive element
half-life
32,505 ± 0,01 d
spin7/2
nuclear quadrupole moment
таърихи кашф1948
parity-

decay modeintensity
β (β decay)100%

142Ce

Адади массавӣ142
neutron number84
relative atomic mass
141,909250208 ± 0,000002623 Da
g-factor
0
natural abundance
11,114 ± 0,051
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
таърихи кашф1925
parity+

decay modeintensity
α (α emission)
(double β decay)

143Ce

Адади массавӣ143
neutron number85
relative atomic mass
142,912391953 ± 0,000002621 Da
g-factor
0,28666666666667 ± 0,0066666666666667
natural abundance
radioactivity☢️ radioactive element
half-life
33,039 ± 0,006 h
spin3/2
nuclear quadrupole moment
таърихи кашф1948
parity-

decay modeintensity
β (β decay)100%

144Ce

Адади массавӣ144
neutron number86
relative atomic mass
143,913652763 ± 0,000003041 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
284,886 ± 0,025 d
spin0
nuclear quadrupole moment
0
таърихи кашф1945
parity+

decay modeintensity
β (β decay)100%

145Ce

Адади массавӣ145
neutron number87
relative atomic mass
144,917265113 ± 0,000036393 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
3,01 ± 0,06 m
spin5/2
nuclear quadrupole moment
таърихи кашф1954
parity-

decay modeintensity
β (β decay)100%

146Ce

Адади массавӣ146
neutron number88
relative atomic mass
145,918812294 ± 0,000015743 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
13,49 ± 0,16 m
spin0
nuclear quadrupole moment
0
таърихи кашф1953
parity+

decay modeintensity
β (β decay)100%

147Ce

Адади массавӣ147
neutron number89
relative atomic mass
146,9226899 ± 0,000009211 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
56,4 ± 1 s
spin5/2
nuclear quadrupole moment
таърихи кашф1964
parity-

decay modeintensity
β (β decay)100%

148Ce

Адади массавӣ148
neutron number90
relative atomic mass
147,924424186 ± 0,000012017 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
56,8 ± 0,3 s
spin0
nuclear quadrupole moment
0
таърихи кашф1964
parity+

decay modeintensity
β (β decay)100%

149Ce

Адади массавӣ149
neutron number91
relative atomic mass
148,9284269 ± 0,000011 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
4,94 ± 0,04 s
spin3/2
nuclear quadrupole moment
таърихи кашф1974
parity-

decay modeintensity
β (β decay)100%

150Ce

Адади массавӣ150
neutron number92
relative atomic mass
149,930384032 ± 0,000012556 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
6,05 ± 0,07 s
spin0
nuclear quadrupole moment
0
таърихи кашф1970
parity+

decay modeintensity
β (β decay)100%

151Ce

Адади массавӣ151
neutron number93
relative atomic mass
150,9342722 ± 0,000019 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1,76 ± 0,06 s
spin3/2
nuclear quadrupole moment
таърихи кашф1997
parity-

decay modeintensity
β (β decay)100%

152Ce

Адади массавӣ152
neutron number94
relative atomic mass
151,936682 ± 0,000215 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
1,42 ± 0,02 s
spin0
nuclear quadrupole moment
0
таърихи кашф1990
parity+

decay modeintensity
β (β decay)100%

153Ce

Адади массавӣ153
neutron number95
relative atomic mass
152,941052 ± 0,000215 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
865 ± 25 ms
spin3/2
nuclear quadrupole moment
таърихи кашф1994
parity-

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

154Ce

Адади массавӣ154
neutron number96
relative atomic mass
153,94394 ± 0,000215 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
722 ± 14 ms
spin0
nuclear quadrupole moment
0
таърихи кашф1994
parity+

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

155Ce

Адади массавӣ155
neutron number97
relative atomic mass
154,948706 ± 0,000322 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
313 ± 7 ms
spin5/2
nuclear quadrupole moment
таърихи кашф1994
parity-

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

156Ce

Адади массавӣ156
neutron number98
relative atomic mass
155,951884 ± 0,000322 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
233 ± 9 ms
spin0
nuclear quadrupole moment
0
таърихи кашф2017
parity+

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

157Ce

Адади массавӣ157
neutron number99
relative atomic mass
156,957133 ± 0,000429 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
175 ± 41 ms
spin7/2
nuclear quadrupole moment
таърихи кашф2017
parity+

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

158Ce

Адади массавӣ158
neutron number100
relative atomic mass
157,960773 ± 0,000429 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
99 ± 93 ms
spin0
nuclear quadrupole moment
0
таърихи кашф2016
parity+

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

159Ce

Адади массавӣ159
neutron number101
relative atomic mass
158,966355 ± 0,000537 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin1/2
nuclear quadrupole moment
0
таърихи кашф
parity-

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
CE2k2g

таърих

кошифW. von Hisinger, J. Berzelius, M. Klaproth
макони кашфSweden/Germany
таърихи кашф1803
РешашиносӣNamed after the asteroid, Ceres, discovered two years before the element.
pronunciationSER-i-em (Англисӣ)

source

Abundance
Abundance in Earth's crust
66,5 mg/kg
natural abundance (Уқёнус)
0,0000012 mg/L
natural abundance (human body)
natural abundance (meteoroid)
0,000075 %
natural abundance (Офтоб)
0,0000004 %
Abundance in Universe
0,000001 %

Nuclear Screening Constants

1s1.1519
2p4.2176
2s15.26
3d13.9147
3p19.0405
3s19.3408
4d32.3392
4f56.324
4p29.3936
4s28.32
5p41.0345
5s39.0865
6s47.2036