Zesioa (Cs)

55 zenbaki atomikoa duen elementu kimikoa

Atomic Number	55
Atomic Weight	132.90545196
masa-zenbaki	133

Group	1
Period	6
Block	s

protoi	55 p⁺
neutroi	78 n⁰
elektroi	55 e^-

Animated Bohrren eredu atomikoa of Cs (Zesioa)

Propietate Fisiko

Erradio Atomiko	260 pm 249 pm
bolumen molar	70 cm³/mol
Erradio Kobalente	232 pm 209 pm 237 pm 244 pm
Metallic Radius	235 pm 267 pm
Erradio ioniko	167 pm 174 pm 178 pm 181 pm 185 pm 188 pm
Crystal Radius	181 pm 188 pm 192 pm 195 pm 199 pm 202 pm
Van der Waalsen erradio	300 pm 343 pm 344 pm 343 pm 451,7 pm
dentsitatea	1,873 g/cm³ 1.843 kg/m³

Magnitude Fisiko

{ERROR}

energia

proton affinity
Afinitate elektroniko	0,471626 eV/particle
ionizazio energia	3,893905548 eV/particle 23,15745 eV/particle 33,195 eV/particle 43 eV/particle 56 eV/particle 69,1 eV/particle 82,9 eV/particle 110,09 eV/particle 125,61 eV/particle 213,3 eV/particle 233 eV/particle 261 eV/particle 289 eV/particle 316 eV/particle 352 eV/particle 382 eV/particle 413 eV/particle 445 eV/particle 476 eV/particle 597 eV/particle 629 eV/particle 666 eV/particle 700 eV/particle 753 eV/particle 791 eV/particle 875 eV/particle 916,07 eV/particle 1.592 eV/particle 1.672 eV/particle 1.757 eV/particle 1.848 eV/particle 1.936 eV/particle 2.029 eV/particle 2.137 eV/particle 2.230 eV/particle 2.329 eV/particle 2.422 eV/particle 2.683 eV/particle 2.767 eV/particle 2.859 eV/particle 2.945 eV/particle 3.118 eV/particle 3.214 eV/particle 3.392 eV/particle 3.485 eV/particle 7.989 eV/particle 8.224 eV/particle 8.484 eV/particle 8.726 eV/particle 9.350 eV/particle 9.629 eV/particle 9.974 eV/particle 10.208,78 eV/particle 41.861,073 eV/particle 42.912,99 eV/particle

Irakite-entalpia	68,3 kJ/mol
urtze-entalpia	2,09 kJ/mol
formazio entalpia estandarra	76,5 kJ/mol
elektroi

elektroi geruza	2, 8, 18, 18, 8, 1

balentzia-elektroi	1 ⓘ

electron configuration	[Xe] 6s¹ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s¹

Oxidazio-egoera	-1, 1
Elektronegatibotasun	3,898 eV/particle 0.1542125 0.79
Electrophilicity Index	0,696095447101947 eV/particle
materiaren funtsezko egoera

materiaren egoera
materiaren egoera gaseoso
Boiling Point	944,15 K
Melting Point	301,65 K
critical pressure	9,4 MPa
critical temperature	1.938,15 K
Puntu hirukoitz
appearance
kolore	Black #ff1493 #57178f #57178f
appearance	silvery gold
errefrakzio-indize
thermodynamic material property
Thermal Conductivity	35,9 W/(m K)
Bero-dilatazio
molar heat capacity	32,21 J/(mol K)
Specific Heat Capacity	0,242 J/(g⋅K)
indize adiabatiko
electrical properties
type	Conductor
Eroankortasun elektriko	5 MS/m
Erresistibitate elektriko	0,0000002 Ω*m
Supereroankortasun
Magnetismo
type	paramagnetic
suszeptibilitate magnetiko (Mass)	0,0000000028 m³/Kg
suszeptibilitate magnetiko (Molar)	0,000000000372 m³/mol
suszeptibilitate magnetiko (Volume)	0,00000526
magnetic ordering
Curieren tenperatura
Néel temperature
egitura
Crystal Structure	{ERROR}
lattice constant	6,05 Å
Lattice Angles	π/2, π/2, π/2
materialen propietate mekaniko
Gogortasun	0,14 MPa 0,2 MPa
konprimagarritasun-modulu	1,6 GPa
Zizaila modulua
Youngen modulu	1,7 GPa
Poissonen modulu
Soinuaren lastertasun
classification
Category	Actinides, Alkali metals
CAS Group	IA
IUPAC Group	IA
Glawe Number	8
Mendeleev Number	5
Pettifor Number	8
Geochemical Class	alkali metal
Goldschmidt classification	litophile

beste batzuk

Gas Basicity
polarizability	400,9 ± 0,7 a₀
C6 Dispersion Coefficient	6.660 a₀
allotrope
Neutron cross section	29
Neutron Mass Absorption	0,0077
zenbaki kuantiko	2S1/2
talde espazial	229 (Im_3m)

Isotopes of Cesium

Stable Isotopes	1
Unstable Isotopes	41
Natural Isotopes	1

¹¹¹Cs

masa-zenbaki	111
neutron number	56
Atomo-Masa Erlatibo	110,953945 ± 0,000215 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo
spin	3/2
nuclear quadrupole moment
aurkikuntza-data
parity	+

decay mode	intensity
p (proton emission)

¹¹²Cs

masa-zenbaki	112
neutron number	57
Atomo-Masa Erlatibo	111,950172 ± 0,000124 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	490 ± 30 us
spin	1
nuclear quadrupole moment
aurkikuntza-data	1994
parity	+

decay mode	intensity
p (proton emission)	100%
α (α emission)	0.26%

¹¹³Cs

masa-zenbaki	113
neutron number	58
Atomo-Masa Erlatibo	112,944428484 ± 0,000009207 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	16,94 ± 0,09 us
spin	3/2
nuclear quadrupole moment
aurkikuntza-data	1984
parity	+

decay mode	intensity
p (proton emission)	100%

¹¹⁴Cs

masa-zenbaki	114
neutron number	59
Atomo-Masa Erlatibo	113,941292244 ± 0,000091323 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	570 ± 20 ms
spin	1
nuclear quadrupole moment
aurkikuntza-data	1978
parity	+

decay mode	intensity
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

masa-zenbaki	115
neutron number	60
Atomo-Masa Erlatibo	114,93591 ± 0,00011 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	1,4 ± 0,8 s
spin	9/2
nuclear quadrupole moment
aurkikuntza-data	1978
parity	+

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

¹¹⁶Cs

masa-zenbaki	116
neutron number	61
Atomo-Masa Erlatibo	115,933395 ± 0,000108 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	700 ± 40 ms
spin	1
nuclear quadrupole moment
aurkikuntza-data	1975
parity	+

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

¹¹⁷Cs

masa-zenbaki	117
neutron number	62
Atomo-Masa Erlatibo	116,928616723 ± 0,000067 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	8,4 ± 0,6 s
spin	9/2
nuclear quadrupole moment
aurkikuntza-data	1972
parity	+

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

¹¹⁸Cs

masa-zenbaki	118
neutron number	63
Atomo-Masa Erlatibo	117,926559517 ± 0,00001369 Da
g-factor	1,935 ± 0,0025
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	14 ± 2 s
spin	2
nuclear quadrupole moment	1,31 ± 0,17
aurkikuntza-data	1969
parity	+

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

¹¹⁹Cs

masa-zenbaki	119
neutron number	64
Atomo-Masa Erlatibo	118,922377327 ± 0,000014965 Da
g-factor	1,2111111111111 ± 0,0066666666666667
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	43 ± 0,2 s
spin	9/2
nuclear quadrupole moment	2,65 ± 0,17
aurkikuntza-data	1969
parity	+

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

¹²⁰Cs

masa-zenbaki	120
neutron number	65
Atomo-Masa Erlatibo	119,920677277 ± 0,000010702 Da
g-factor	1,93 ± 0,01
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	60,4 ± 0,6 s
spin	2
nuclear quadrupole moment	1,36 ± 0,07
aurkikuntza-data	1969
parity	+

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

¹²¹Cs

masa-zenbaki	121
neutron number	66
Atomo-Masa Erlatibo	120,917227235 ± 0,00001534 Da
g-factor	0,51266666666667 ± 0,0026666666666667
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	155 ± 4 s
spin	3/2
nuclear quadrupole moment	0,79 ± 0,04
aurkikuntza-data	1969
parity	+

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

¹²²Cs

masa-zenbaki	122
neutron number	67
Atomo-Masa Erlatibo	121,916108144 ± 0,000036164 Da
g-factor	0,133 ± 0,002
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	21,18 ± 0,19 s
spin	1
nuclear quadrupole moment	−0,179 ± 0,01
aurkikuntza-data	1969
parity	+

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

¹²³Cs

masa-zenbaki	123
neutron number	68
Atomo-Masa Erlatibo	122,91299606 ± 0,000013 Da
g-factor	2,75 ± 0,014
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	5,88 ± 0,03 m
spin	1/2
nuclear quadrupole moment	0
aurkikuntza-data	1954
parity	+

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

¹²⁴Cs

masa-zenbaki	124
neutron number	69
Atomo-Masa Erlatibo	123,912247366 ± 0,000009823 Da
g-factor	0,672 ± 0,003
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	30,9 ± 0,4 s
spin	1
nuclear quadrupole moment	−0,69 ± 0,04
aurkikuntza-data	1969
parity	+

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

¹²⁵Cs

masa-zenbaki	125
neutron number	70
Atomo-Masa Erlatibo	124,909725953 ± 0,000008304 Da
g-factor	2,814 ± 0,014
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	44,35 ± 0,29 m
spin	1/2
nuclear quadrupole moment	0
aurkikuntza-data	1954
parity	+

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

¹²⁶Cs

masa-zenbaki	126
neutron number	71
Atomo-Masa Erlatibo	125,909445821 ± 0,00001112 Da
g-factor	0,776 ± 0,004
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	1,64 ± 0,02 m
spin	1
nuclear quadrupole moment	−0,64 ± 0,03
aurkikuntza-data	1954
parity	+

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

¹²⁷Cs

masa-zenbaki	127
neutron number	72
Atomo-Masa Erlatibo	126,907417527 ± 0,000005987 Da
g-factor	2,914 ± 0,014
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	6,25 ± 0,1 h
spin	1/2
nuclear quadrupole moment	0
aurkikuntza-data	1950
parity	+

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

¹²⁸Cs

masa-zenbaki	128
neutron number	73
Atomo-Masa Erlatibo	127,907748452 ± 0,000005771 Da
g-factor	0,972 ± 0,005
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	3,64 ± 0,014 m
spin	1
nuclear quadrupole moment	−0,54 ± 0,03
aurkikuntza-data	1951
parity	+

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

¹²⁹Cs

masa-zenbaki	129
neutron number	74
Atomo-Masa Erlatibo	128,90606591 ± 0,000004888 Da
g-factor	2,978 ± 0,016
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	32,06 ± 0,06 h
spin	1/2
nuclear quadrupole moment	0
aurkikuntza-data	1950
parity	+

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

¹³⁰Cs

masa-zenbaki	130
neutron number	75
Atomo-Masa Erlatibo	129,906709281 ± 0,000008971 Da
g-factor	1,458 ± 0,007
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	29,21 ± 0,04 m
spin	1
nuclear quadrupole moment	−0,056 ± 0,006
aurkikuntza-data	1952
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	98.4%
β⁻ (β⁻ decay)	1.6%

¹³¹Cs

masa-zenbaki	131
neutron number	76
Atomo-Masa Erlatibo	130,905468457 ± 0,00000019 Da
g-factor	1,4144 ± 0,0012
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	9,689 ± 0,016 d
spin	5/2
nuclear quadrupole moment	0,59 ± 0,02
aurkikuntza-data	1947
parity	+

decay mode	intensity
ϵ (electron capture)	100%

¹³²Cs

masa-zenbaki	132
neutron number	77
Atomo-Masa Erlatibo	131,90643774 ± 0,000001112 Da
g-factor	1,1095 ± 0,0035
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	6,48 ± 0,006 d
spin	2
nuclear quadrupole moment	0,48 ± 0,02
aurkikuntza-data	1953
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	98.13%
β⁻ (β⁻ decay)	1.87%

¹³³Cs

masa-zenbaki	133
neutron number	78
Atomo-Masa Erlatibo	132,905451958 ± 0,000000008 Da
g-factor	0,73651428571429 ± 0,0004
natural abundance	100
desintegrazio erradioaktibo	isotopo egonkor
Semidesintegrazio-periodo	Not Radioactive ☢️
spin	7/2
nuclear quadrupole moment	−0,00343 ± 0,0001
aurkikuntza-data	1921
parity	+

¹³⁴Cs

masa-zenbaki	134
neutron number	79
Atomo-Masa Erlatibo	133,906718501 ± 0,000000017 Da
g-factor	0,747325 ± 0,00035
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	2,065 ± 0,0004 y
spin	4
nuclear quadrupole moment	0,37 ± 0,02
aurkikuntza-data	1940
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
ϵ (electron capture)	0.0003%

¹³⁵Cs

masa-zenbaki	135
neutron number	80
Atomo-Masa Erlatibo	134,905976907 ± 0,00000039 Da
g-factor	0,77951428571429 ± 0,00037142857142857
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	1,33 ± 0,19 My
spin	7/2
nuclear quadrupole moment	0,048 ± 0,003
aurkikuntza-data	1949
parity	+

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

¹³⁶Cs

masa-zenbaki	136
neutron number	81
Atomo-Masa Erlatibo	135,907311431 ± 0,00000201 Da
g-factor	0,741 ± 0,003
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	13,01 ± 0,05 d
spin	5
nuclear quadrupole moment	0,213 ± 0,015
aurkikuntza-data	1951
parity	+

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

¹³⁷Cs

masa-zenbaki	137
neutron number	82
Atomo-Masa Erlatibo	136,907089296 ± 0,000000324 Da
g-factor	0,81068571428571 ± 0,0004
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	30,04 ± 0,04 y
spin	7/2
nuclear quadrupole moment	0,048 ± 0,002
aurkikuntza-data	1951
parity	+

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

¹³⁸Cs

masa-zenbaki	138
neutron number	83
Atomo-Masa Erlatibo	137,911017119 ± 0,000009831 Da
g-factor	0,233 ± 0,0013333333333333
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	33,5 ± 0,2 m
spin	3
nuclear quadrupole moment	0,112 ± 0,017
aurkikuntza-data	1943
parity	-

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

¹³⁹Cs

masa-zenbaki	139
neutron number	84
Atomo-Masa Erlatibo	138,913363822 ± 0,000003364 Da
g-factor	0,768 ± 0,0011428571428571
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	9,27 ± 0,05 m
spin	7/2
nuclear quadrupole moment	−0,063 ± 0,014
aurkikuntza-data	1939
parity	+

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

¹⁴⁰Cs

masa-zenbaki	140
neutron number	85
Atomo-Masa Erlatibo	139,917283707 ± 0,000008801 Da
g-factor	0,134 ± 0,001
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	63,7 ± 0,3 s
spin	1
nuclear quadrupole moment	−0,094 ± 0,015
aurkikuntza-data	1950
parity	-

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

¹⁴¹Cs

masa-zenbaki	141
neutron number	86
Atomo-Masa Erlatibo	140,920045279 ± 0,000009871 Da
g-factor	0,69457142857143 ± 0,0028571428571429
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	24,84 ± 0,16 s
spin	7/2
nuclear quadrupole moment	−0,42 ± 0,07
aurkikuntza-data	1962
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	0.0342%

¹⁴²Cs

masa-zenbaki	142
neutron number	87
Atomo-Masa Erlatibo	141,924299514 ± 0,000007586 Da
g-factor	0
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	1,687 ± 0,01 s
spin	0
nuclear quadrupole moment	0
aurkikuntza-data	1962
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	0.089%

¹⁴³Cs

masa-zenbaki	143
neutron number	88
Atomo-Masa Erlatibo	142,927347346 ± 0,00000813 Da
g-factor	0,57933333333333 ± 0,0026666666666667
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	1,802 ± 0,008 s
spin	3/2
nuclear quadrupole moment	0,44 ± 0,03
aurkikuntza-data	1962
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	1.62%

¹⁴⁴Cs

masa-zenbaki	144
neutron number	89
Atomo-Masa Erlatibo	143,932075402 ± 0,000021612 Da
g-factor	−0,545 ± 0,003
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	994 ± 6 ms
spin	1
nuclear quadrupole moment	0,29 ± 0,02
aurkikuntza-data	1967
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	2.98%

¹⁴⁵Cs

masa-zenbaki	145
neutron number	90
Atomo-Masa Erlatibo	144,935528927 ± 0,000009733 Da
g-factor	0,522 ± 0,0026666666666667
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	582 ± 4 ms
spin	3/2
nuclear quadrupole moment	0,58 ± 0,06
aurkikuntza-data	1971
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	12.8%

¹⁴⁶Cs

masa-zenbaki	146
neutron number	91
Atomo-Masa Erlatibo	145,940621867 ± 0,000003106 Da
g-factor	−0,514 ± 0,002
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	321,6 ± 0,9 ms
spin	1
nuclear quadrupole moment	0,21 ± 0,03
aurkikuntza-data	1971
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	14.2%
2n (2-neutron emission)

¹⁴⁷Cs

masa-zenbaki	147
neutron number	92
Atomo-Masa Erlatibo	146,944261512 ± 0,000009 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	230,5 ± 0,9 ms
spin	3/2
nuclear quadrupole moment
aurkikuntza-data	1978
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	28.5%

¹⁴⁸Cs

masa-zenbaki	148
neutron number	93
Atomo-Masa Erlatibo	147,949639026 ± 0,000014 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	151,8 ± 1 ms
spin	2
nuclear quadrupole moment
aurkikuntza-data	1978
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	28.7%
2n (2-neutron emission)

¹⁴⁹Cs

masa-zenbaki	149
neutron number	94
Atomo-Masa Erlatibo	148,953516 ± 0,000429 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	112,3 ± 2,5 ms
spin	3/2
nuclear quadrupole moment
aurkikuntza-data	1979
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	25%
2n (2-neutron emission)

¹⁵⁰Cs

masa-zenbaki	150
neutron number	95
Atomo-Masa Erlatibo	149,959023 ± 0,000429 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	81 ± 2,6 ms
spin	2
nuclear quadrupole moment
aurkikuntza-data	1979
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	44%
2n (2-neutron emission)

¹⁵¹Cs

masa-zenbaki	151
neutron number	96
Atomo-Masa Erlatibo	150,963199 ± 0,000537 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	59 ± 19 ms
spin	3/2
nuclear quadrupole moment
aurkikuntza-data	1979
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

¹⁵²Cs

masa-zenbaki	152
neutron number	97
Atomo-Masa Erlatibo	151,968728 ± 0,000537 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo
spin
nuclear quadrupole moment
aurkikuntza-data	1987
parity

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

historia

aurkitzailea edo asmatzailea	Gustov Kirchoff, Robert Bunsen
aurkikuntzaren lekua	Germany
aurkikuntza-data	1860
etimologia	Latin: coesius (sky blue); for the blue lines of its spectrum.
pronunciation	SEE-zi-em (ingelesa)

source

Abundance
Abundance in Earth's crust	3 mg/kg
natural abundance (ozeano)	0,0003 mg/L
natural abundance (gizakiaren gorputza)	0,000002 %
natural abundance (Meteoroide)	0,000014 %
natural abundance (Eguzkia)	0,0000008 %
Abundance in Universe	0,00000008 %

Nuclear Screening Constants

1	s	1.0957
2	p	4.1804
2	s	14.4884
3	d	14.0194
3	p	18.4222
3	s	18.6226
4	d	32.1616
4	p	29.1424
4	s	27.9576
5	p	41.349
5	s	39.5555
6	s	48.637

Zesioa on ChemicalAid

Zesioa (Cs)

Propietate Fisiko

Magnitude Fisiko

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Isotopes of Cesium

111Cs

112Cs

113Cs

114Cs

115Cs

116Cs

117Cs

118Cs

119Cs

120Cs

121Cs

122Cs

123Cs

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127Cs

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137Cs

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149Cs

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151Cs

152Cs

historia

source

Nuclear Screening Constants

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