Cezis

Cezis (Cs)

chemical element with symbol Cs and atomic number 55
Atomic Number55
Atomic Weight132.90545196
mass number133
Group1
Period6
Blocks
protonas55 p+
neutronas78 n0
elektronas55 e-
Animated Boro teorija of Cs (Cezis)

Fizikinė Ypatybė

Atomo Spindulys
molinis tūris
Kovalentinis spindulys
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
tankis
Atomic Radii Of The Elements: Cezis0102030405060708090100110120130140150160170180190200210220230240250260270280290300310320330340350pmAtomo SpindulysKovalentinis SpindulysMetallic RadiusVan der Waals radius

Chemical Property

energija
proton affinity
electron affinity
ionization energy
ionization energy of Cs (Cezis)
Garavimo šiluma
lydymosi šiluma
standard enthalpy of formation
elektronas
electron shell2, 8, 18, 18, 8, 1
Boro teorija: Cs (Cezis)
Valentinis elektronas1
Lewis structure: Cs (Cezis)
elektronų konfigūracija[Xe] 6s1
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s1
Enhanced Boro teorija of Cs (Cezis)
Orbital Diagram of Cs (Cezis)
oksidacijos laipsnis-1, 1
Elektroneigiamumas
0.79
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
spalva
Silver
appearancesilvery gold
lūžio rodiklis
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
typeConductor
Elektrinis laidumas
electrical resistivity
Superlaidumas
Magnetizmas
typeparamagnetic
magnetic susceptibility (Mass)
0,0000000028 m³/Kg
magnetic susceptibility (Molar)
0,000000000372 m³/mol
magnetic susceptibility (Volume)
0,00000526
magnetic ordering
Curie temperature
Néel temperature
struktūra
Crystal StructureBody Centered Cubic (BCC)
Gardelės konstanta
Lattice Anglesπ/2, π/2, π/2
mechanical property
kietis
bulk modulus
shear modulus
Jungo modulis
Puasono santykis
garso greitis
classification
CategoryAlkali metals, Alkali metals
CAS GroupIA
IUPAC GroupIA
Glawe Number8
Mendeleev Number5
Pettifor Number8
Geochemical Classalkali metal
Goldšmito klasifikacijalitophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
29
Neutron Mass Absorption
0,0077
quantum number2S1/2
space group229 (Im_3m)

Isotopes of Cesium

Stable Isotopes1
Unstable Isotopes41
Natural Isotopes1

111Cs

mass number111
neutron number56
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
Sukinys3/2
nuclear quadrupole moment
atradimo data
parity+

decay modeIntensyvumas
p (proton emission)

112Cs

mass number112
neutron number57
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
490 ± 30 us
Sukinys1
nuclear quadrupole moment
atradimo data1994
parity+

decay modeIntensyvumas
p (proton emission)100%
α (α emission)0.26%

113Cs

mass number113
neutron number58
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
16,94 ± 0,09 us
Sukinys3/2
nuclear quadrupole moment
atradimo data1984
parity+

decay modeIntensyvumas
p (proton emission)100%

114Cs

mass number114
neutron number59
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
570 ± 20 ms
Sukinys1
nuclear quadrupole moment
atradimo data1978
parity+

decay modeIntensyvumas
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.018%
β+ p (β+-delayed proton emission)8.7%
β+α (β+-delayed α emission)0.19%

115Cs

mass number115
neutron number60
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
1,4 ± 0,8 s
Sukinys9/2
nuclear quadrupole moment
atradimo data1978
parity+

decay modeIntensyvumas
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.07%

116Cs

mass number116
neutron number61
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
700 ± 40 ms
Sukinys1
nuclear quadrupole moment
atradimo data1975
parity+

decay modeIntensyvumas
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.28%
β+α (β+-delayed α emission)0.049%

117Cs

mass number117
neutron number62
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
8,4 ± 0,6 s
Sukinys9/2
nuclear quadrupole moment
atradimo data1972
parity+

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

118Cs

mass number118
neutron number63
Relative Atomic Mass
g-factor
1,935 ± 0,0025
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
14 ± 2 s
Sukinys2
nuclear quadrupole moment
1,31 ± 0,17
atradimo data1969
parity+

decay modeIntensyvumas
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.021%
β+α (β+-delayed α emission)0.0012%

119Cs

mass number119
neutron number64
Relative Atomic Mass
g-factor
1,2111111111111 ± 0,0066666666666667
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
43 ± 0,2 s
Sukinys9/2
nuclear quadrupole moment
2,65 ± 0,17
atradimo data1969
parity+

decay modeIntensyvumas
β+ (β+ decay; β+ = ϵ + e+)100%
β+α (β+-delayed α emission)2%

120Cs

mass number120
neutron number65
Relative Atomic Mass
g-factor
1,93 ± 0,01
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
60,4 ± 0,6 s
Sukinys2
nuclear quadrupole moment
1,36 ± 0,07
atradimo data1969
parity+

decay modeIntensyvumas
β+ (β+ decay; β+ = ϵ + e+)100%
β+α (β+-delayed α emission)2%
β+ p (β+-delayed proton emission)7%

121Cs

mass number121
neutron number66
Relative Atomic Mass
g-factor
0,51266666666667 ± 0,0026666666666667
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
155 ± 4 s
Sukinys3/2
nuclear quadrupole moment
0,79 ± 0,04
atradimo data1969
parity+

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

122Cs

mass number122
neutron number67
Relative Atomic Mass
g-factor
0,133 ± 0,002
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
21,18 ± 0,19 s
Sukinys1
nuclear quadrupole moment
−0,179 ± 0,01
atradimo data1969
parity+

decay modeIntensyvumas
β+ (β+ decay; β+ = ϵ + e+)100%
β+α (β+-delayed α emission)2%

123Cs

mass number123
neutron number68
Relative Atomic Mass
g-factor
2,75 ± 0,014
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
5,88 ± 0,03 m
Sukinys1/2
nuclear quadrupole moment
0
atradimo data1954
parity+

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

124Cs

mass number124
neutron number69
Relative Atomic Mass
g-factor
0,672 ± 0,003
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
30,9 ± 0,4 s
Sukinys1
nuclear quadrupole moment
−0,69 ± 0,04
atradimo data1969
parity+

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

125Cs

mass number125
neutron number70
Relative Atomic Mass
g-factor
2,814 ± 0,014
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
44,35 ± 0,29 m
Sukinys1/2
nuclear quadrupole moment
0
atradimo data1954
parity+

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

126Cs

mass number126
neutron number71
Relative Atomic Mass
g-factor
0,776 ± 0,004
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
1,64 ± 0,02 m
Sukinys1
nuclear quadrupole moment
−0,64 ± 0,03
atradimo data1954
parity+

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

127Cs

mass number127
neutron number72
Relative Atomic Mass
g-factor
2,914 ± 0,014
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
6,25 ± 0,1 h
Sukinys1/2
nuclear quadrupole moment
0
atradimo data1950
parity+

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

128Cs

mass number128
neutron number73
Relative Atomic Mass
g-factor
0,972 ± 0,005
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
3,64 ± 0,014 m
Sukinys1
nuclear quadrupole moment
−0,54 ± 0,03
atradimo data1951
parity+

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

129Cs

mass number129
neutron number74
Relative Atomic Mass
g-factor
2,978 ± 0,016
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
32,06 ± 0,06 h
Sukinys1/2
nuclear quadrupole moment
0
atradimo data1950
parity+

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

130Cs

mass number130
neutron number75
Relative Atomic Mass
g-factor
1,458 ± 0,007
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
29,21 ± 0,04 m
Sukinys1
nuclear quadrupole moment
−0,056 ± 0,006
atradimo data1952
parity+

decay modeIntensyvumas
β+ (β+ decay; β+ = ϵ + e+)98.4%
β (β decay)1.6%

131Cs

mass number131
neutron number76
Relative Atomic Mass
g-factor
1,4144 ± 0,0012
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
9,689 ± 0,016 d
Sukinys5/2
nuclear quadrupole moment
0,59 ± 0,02
atradimo data1947
parity+

decay modeIntensyvumas
ϵ (electron capture)100%

132Cs

mass number132
neutron number77
Relative Atomic Mass
g-factor
1,1095 ± 0,0035
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
6,48 ± 0,006 d
Sukinys2
nuclear quadrupole moment
0,48 ± 0,02
atradimo data1953
parity+

decay modeIntensyvumas
β+ (β+ decay; β+ = ϵ + e+)98.13%
β (β decay)1.87%

133Cs

mass number133
neutron number78
Relative Atomic Mass
g-factor
0,73651428571429 ± 0,0004
natural abundance
100
Radioaktyvumasstable isotope
pusėjimo trukmėNot Radioactive ☢️
Sukinys7/2
nuclear quadrupole moment
−0,00343 ± 0,0001
atradimo data1921
parity+

134Cs

mass number134
neutron number79
Relative Atomic Mass
g-factor
0,747325 ± 0,00035
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
2,065 ± 0,0004 y
Sukinys4
nuclear quadrupole moment
0,37 ± 0,02
atradimo data1940
parity+

decay modeIntensyvumas
β (β decay)100%
ϵ (electron capture)0.0003%

135Cs

mass number135
neutron number80
Relative Atomic Mass
g-factor
0,77951428571429 ± 0,00037142857142857
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
1,33 ± 0,19 My
Sukinys7/2
nuclear quadrupole moment
0,048 ± 0,003
atradimo data1949
parity+

decay modeIntensyvumas
β (β decay)100%

136Cs

mass number136
neutron number81
Relative Atomic Mass
g-factor
0,741 ± 0,003
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
13,01 ± 0,05 d
Sukinys5
nuclear quadrupole moment
0,213 ± 0,015
atradimo data1951
parity+

decay modeIntensyvumas
β (β decay)100%

137Cs

mass number137
neutron number82
Relative Atomic Mass
g-factor
0,81068571428571 ± 0,0004
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
30,04 ± 0,04 y
Sukinys7/2
nuclear quadrupole moment
0,048 ± 0,002
atradimo data1951
parity+

decay modeIntensyvumas
β (β decay)100%

138Cs

mass number138
neutron number83
Relative Atomic Mass
g-factor
0,233 ± 0,0013333333333333
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
33,5 ± 0,2 m
Sukinys3
nuclear quadrupole moment
0,112 ± 0,017
atradimo data1943
parity-

decay modeIntensyvumas
β (β decay)100%

139Cs

mass number139
neutron number84
Relative Atomic Mass
g-factor
0,768 ± 0,0011428571428571
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
9,27 ± 0,05 m
Sukinys7/2
nuclear quadrupole moment
−0,063 ± 0,014
atradimo data1939
parity+

decay modeIntensyvumas
β (β decay)100%

140Cs

mass number140
neutron number85
Relative Atomic Mass
g-factor
0,134 ± 0,001
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
63,7 ± 0,3 s
Sukinys1
nuclear quadrupole moment
−0,094 ± 0,015
atradimo data1950
parity-

decay modeIntensyvumas
β (β decay)100%

141Cs

mass number141
neutron number86
Relative Atomic Mass
g-factor
0,69457142857143 ± 0,0028571428571429
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
24,84 ± 0,16 s
Sukinys7/2
nuclear quadrupole moment
−0,42 ± 0,07
atradimo data1962
parity+

decay modeIntensyvumas
β (β decay)100%
β n (β-delayed neutron emission)0.0342%

142Cs

mass number142
neutron number87
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
1,687 ± 0,01 s
Sukinys0
nuclear quadrupole moment
0
atradimo data1962
parity-

decay modeIntensyvumas
β (β decay)100%
β n (β-delayed neutron emission)0.089%

143Cs

mass number143
neutron number88
Relative Atomic Mass
g-factor
0,57933333333333 ± 0,0026666666666667
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
1,802 ± 0,008 s
Sukinys3/2
nuclear quadrupole moment
0,44 ± 0,03
atradimo data1962
parity+

decay modeIntensyvumas
β (β decay)100%
β n (β-delayed neutron emission)1.62%

144Cs

mass number144
neutron number89
Relative Atomic Mass
g-factor
−0,545 ± 0,003
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
994 ± 6 ms
Sukinys1
nuclear quadrupole moment
0,29 ± 0,02
atradimo data1967
parity-

decay modeIntensyvumas
β (β decay)100%
β n (β-delayed neutron emission)2.98%

145Cs

mass number145
neutron number90
Relative Atomic Mass
g-factor
0,522 ± 0,0026666666666667
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
582 ± 4 ms
Sukinys3/2
nuclear quadrupole moment
0,58 ± 0,06
atradimo data1971
parity+

decay modeIntensyvumas
β (β decay)100%
β n (β-delayed neutron emission)12.8%

146Cs

mass number146
neutron number91
Relative Atomic Mass
g-factor
−0,514 ± 0,002
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
321,6 ± 0,9 ms
Sukinys1
nuclear quadrupole moment
0,21 ± 0,03
atradimo data1971
parity-

decay modeIntensyvumas
β (β decay)100%
β n (β-delayed neutron emission)14.2%
2n (2-neutron emission)

147Cs

mass number147
neutron number92
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
230,5 ± 0,9 ms
Sukinys3/2
nuclear quadrupole moment
atradimo data1978
parity+

decay modeIntensyvumas
β (β decay)100%
β n (β-delayed neutron emission)28.5%

148Cs

mass number148
neutron number93
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
151,8 ± 1 ms
Sukinys2
nuclear quadrupole moment
atradimo data1978
parity-

decay modeIntensyvumas
β (β decay)100%
β n (β-delayed neutron emission)28.7%
2n (2-neutron emission)

149Cs

mass number149
neutron number94
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
112,3 ± 2,5 ms
Sukinys3/2
nuclear quadrupole moment
atradimo data1979
parity+

decay modeIntensyvumas
β (β decay)100%
β n (β-delayed neutron emission)25%
2n (2-neutron emission)

150Cs

mass number150
neutron number95
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
81 ± 2,6 ms
Sukinys2
nuclear quadrupole moment
atradimo data1979
parity-

decay modeIntensyvumas
β (β decay)100%
β n (β-delayed neutron emission)44%
2n (2-neutron emission)

151Cs

mass number151
neutron number96
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
59 ± 19 ms
Sukinys3/2
nuclear quadrupole moment
atradimo data1979
parity+

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

152Cs

mass number152
neutron number97
Relative Atomic Mass
g-factor
natural abundance
Radioaktyvumas☢️ radioactive element
pusėjimo trukmė
Sukinys
nuclear quadrupole moment
atradimo data1987
parity

decay modeIntensyvumas
β (β decay)
β n (β-delayed neutron emission)
Cesium

istorija

atradėjas arba išradėjasGustov Kirchoff, Robert Bunsen
location of discoveryGermany
atradimo data1860
EtimologijaLatin: coesius (sky blue); for the blue lines of its spectrum.
pronunciationSEE-zi-em (anglų)

source

Abundance
Abundance in Earth's crust
natural abundance (Vandenynas)
natural abundance (Kūnas)
0,000002 %
natural abundance (Meteoroidas)
0,000014 %
natural abundance (Saulė)
0,0000008 %
Abundance in Universe
0,00000008 %

Nuclear Screening Constants

1s1.0957
2p4.1804
2s14.4884
3d14.0194
3p18.4222
3s18.6226
4d32.1616
4p29.1424
4s27.9576
5p41.349
5s39.5555
6s48.637