Rubidioa

Rubidioa (Rb)

Zenbaki atomikoa 37 duen elementu kimikoa. Metal alkalinoa da, zuria, biguna eta arina
Atomic Number37
Atomic Weight85.4678
masa-zenbaki85
Group1
Period5
Blocks
protoi37 p+
neutroi48 n0
elektroi37 e-
Animated Bohrren eredu atomikoa of Rb (Rubidioa)

Propietate Fisiko

Erradio Atomiko
235 pm
bolumen molar
Erradio Kobalente
210 pm
Metallic Radius
216 pm
Erradio ioniko
152 pm
Crystal Radius
166 pm
Van der Waalsen erradio
303 pm
dentsitatea
1,53 g/cm³
Atomic Radii Of The Elements: Rubidioa0102030405060708090100110120130140150160170180190200210220230240250260270280290300310pmErradio AtomikoErradio KobalenteMetallic RadiusVan der Waalsen erradio

Magnitude Fisiko

energia
proton affinity
Afinitate elektroniko
0,48592 eV/particle
ionizazio energia
4,177128 eV/particle
ionizazio energia of Rb (Rubidioa)
Irakite-entalpia
75,8 kJ/mol
urtze-entalpia
2,2 kJ/mol
formazio entalpia estandarra
80,9 kJ/mol
elektroi
elektroi geruza2, 8, 18, 8, 1
Bohrren eredu atomikoa: Rb (Rubidioa)
balentzia-elektroi1
Lewis egitura: Rb (Rubidioa)
electron configuration[Kr] 5s1
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s1
Enhanced Bohrren eredu atomikoa of Rb (Rubidioa)
Orbital Diagram of Rb (Rubidioa)
Oxidazio-egoera-1, 1
Elektronegatibotasun
0.82
Electrophilicity Index
0,7363448717297969 eV/particle
materiaren funtsezko egoera
materiaren egoeraSolid
materiaren egoera gaseoso
Boiling Point
961,15 K
Melting Point
312,45 K
critical pressure
16 MPa
critical temperature
2.093,15 K
Puntu hirukoitz
312,41 K
appearance
kolore
Silver
appearancegrey white
errefrakzio-indize
thermodynamic material property
Thermal Conductivity
58,2 W/(m K)
Bero-dilatazio
molar heat capacity
31,06 J/(mol K)
Specific Heat Capacity
0,363 J/(g⋅K)
indize adiabatiko
electrical properties
typeConductor
Eroankortasun elektriko
8,3 MS/m
Erresistibitate elektriko
0,00000012 m Ω
Supereroankortasun
Magnetismo
typeparamagnetic
suszeptibilitate magnetiko (Mass)
0,0000000026 m³/Kg
suszeptibilitate magnetiko (Molar)
0,000000000222 m³/mol
suszeptibilitate magnetiko (Volume)
0,00000398
magnetic ordering
Curieren tenperatura
Néel temperature
egitura
Crystal StructureBody Centered Cubic (BCC)
lattice constant
5,59 Å
Lattice Anglesπ/2, π/2, π/2
materialen propietate mekaniko
Gogortasun
0,3 MPa
konprimagarritasun-modulu
2,5 GPa
Zizaila modulua
Youngen modulu
2,4 GPa
Poissonen modulu
Soinuaren lastertasun
1.300 m/s
classification
CategoryAlkali metals, Alkali metals
CAS GroupIA
IUPAC GroupIA
Glawe Number9
Mendeleev Number4
Pettifor Number9
Geochemical Classalkali metal
Goldschmidt classificationlitophile

beste batzuk

Gas Basicity
polarizability
319,8 ± 0,3 a₀
C6 Dispersion Coefficient
4.769 a₀
allotrope
Neutron cross section
0,38
Neutron Mass Absorption
0,0003
zenbaki kuantiko2S1/2
talde espazial229 (Im_3m)

Isotopes of Rubidium

Stable Isotopes1
Unstable Isotopes33
Natural Isotopes2
Isotopic Composition8572.17%8572.17%8727.83%8727.83%

71Rb

masa-zenbaki71
neutron number34
atomo-masa erlatibo
70,965335 ± 0,000429 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin5/2
nuclear quadrupole moment
aurkikuntza-data
parity-

decay modeintensity
p (proton emission)

72Rb

masa-zenbaki72
neutron number35
atomo-masa erlatibo
71,958851 ± 0,000537 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
103 ± 22 ns
spin1
nuclear quadrupole moment
aurkikuntza-data2017
parity+

decay modeintensity
p (proton emission)

73Rb

masa-zenbaki73
neutron number36
atomo-masa erlatibo
72,950604506 ± 0,000043794 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin3/2
nuclear quadrupole moment
aurkikuntza-data1996
parity-

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

74Rb

masa-zenbaki74
neutron number37
atomo-masa erlatibo
73,944265867 ± 0,000003249 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
64,78 ± 0,03 ms
spin0
nuclear quadrupole moment
0
aurkikuntza-data1977
parity+

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

75Rb

masa-zenbaki75
neutron number38
atomo-masa erlatibo
74,9385732 ± 0,000001266 Da
g-factor
0,386 ± 0,00066666666666667
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
19 ± 1,2 s
spin3/2
nuclear quadrupole moment
0,81 ± 0,04
aurkikuntza-data1975
parity-

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

76Rb

masa-zenbaki76
neutron number39
atomo-masa erlatibo
75,935073031 ± 0,000001006 Da
g-factor
−0,372552 ± 0,000011
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
36,5 ± 0,6 s
spin1
nuclear quadrupole moment
0,41 ± 0,09
aurkikuntza-data1969
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+α (β+-delayed α emission)3.8%

77Rb

masa-zenbaki77
neutron number40
atomo-masa erlatibo
76,930401599 ± 0,0000014 Da
g-factor
0,43622666666667 ± 0,000013333333333333
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
3,78 ± 0,04 m
spin3/2
nuclear quadrupole moment
0,84 ± 0,17
aurkikuntza-data1972
parity-

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

78Rb

masa-zenbaki78
neutron number41
atomo-masa erlatibo
77,928141866 ± 0,000003475 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
17,66 ± 0,03 m
spin0
nuclear quadrupole moment
0
aurkikuntza-data1968
parity+

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

79Rb

masa-zenbaki79
neutron number42
atomo-masa erlatibo
78,923990095 ± 0,000002085 Da
g-factor
1,34292 ± 0,00048
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
22,9 ± 0,5 m
spin5/2
nuclear quadrupole moment
−0,12 ± 0,04
aurkikuntza-data1957
parity+

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

80Rb

masa-zenbaki80
neutron number43
atomo-masa erlatibo
79,922516442 ± 0,000002 Da
g-factor
−0,0833 ± 0,0007
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
33,4 ± 0,7 s
spin1
nuclear quadrupole moment
0,42 ± 0,08
aurkikuntza-data1961
parity+

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

81Rb

masa-zenbaki81
neutron number44
atomo-masa erlatibo
80,9189939 ± 0,000005265 Da
g-factor
1,3727333333333 ± 0,00093333333333333
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
4,572 ± 0,004 h
spin3/2
nuclear quadrupole moment
0,48 ± 0,1
aurkikuntza-data1949
parity-

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

82Rb

masa-zenbaki82
neutron number45
atomo-masa erlatibo
81,918209023 ± 0,00000323 Da
g-factor
0,554403 ± 0,000016
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
1,2575 ± 0,0002 m
spin1
nuclear quadrupole moment
0,23 ± 0,1
aurkikuntza-data1949
parity+

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

83Rb

masa-zenbaki83
neutron number46
atomo-masa erlatibo
82,915114181 ± 0,0000025 Da
g-factor
0,56984 ± 0,00032
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
86,2 ± 0,1 d
spin5/2
nuclear quadrupole moment
0,24 ± 0,05
aurkikuntza-data1950
parity-

decay modeintensity
ϵ (electron capture)100%

84Rb

masa-zenbaki84
neutron number47
atomo-masa erlatibo
83,914375223 ± 0,000002355 Da
g-factor
−0,6625 ± 0,001
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
32,82 ± 0,07 d
spin2
nuclear quadrupole moment
−0,02 ± 0,04
aurkikuntza-data1947
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)96.1%
β (β decay)3.9%

85Rb

masa-zenbaki85
neutron number48
atomo-masa erlatibo
84,91178973604 ± 0,00000000537 Da
g-factor
0,541224 ± 0,000016
natural abundance
72,17 ± 0,02
desintegrazio erradioaktiboisotopo egonkor
Semidesintegrazio-periodoNot Radioactive ☢️
spin5/2
nuclear quadrupole moment
0,276 ± 0,001
aurkikuntza-data1921
parity-

86Rb

masa-zenbaki86
neutron number49
atomo-masa erlatibo
85,911167443 ± 0,000000214 Da
g-factor
−0,8487 ± 0,0008
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
18,645 ± 0,008 d
spin2
nuclear quadrupole moment
0,23 ± 0,06
aurkikuntza-data1941
parity-

decay modeintensity
β (β decay)100%
ϵ (electron capture)0.0052%

87Rb

masa-zenbaki87
neutron number50
atomo-masa erlatibo
86,909180529 ± 0,000000006 Da
g-factor
1,8341933333333 ± 0,000053333333333333
natural abundance
27,83 ± 0,02
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
49,7 ± 0,3 Gy
spin3/2
nuclear quadrupole moment
0,1335 ± 0,0005
aurkikuntza-data1921
parity-

decay modeintensity
β (β decay)100%

88Rb

masa-zenbaki88
neutron number51
atomo-masa erlatibo
87,91131559 ± 0,00000017 Da
g-factor
0,253755 ± 0,00001
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
17,78 ± 0,03 m
spin2
nuclear quadrupole moment
−0,01 ± 0,11
aurkikuntza-data1939
parity-

decay modeintensity
β (β decay)100%

89Rb

masa-zenbaki89
neutron number52
atomo-masa erlatibo
88,912278136 ± 0,000005825 Da
g-factor
1,5887333333333 ± 0,00046666666666667
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
15,32 ± 0,1 m
spin3/2
nuclear quadrupole moment
0,17 ± 0,03
aurkikuntza-data1940
parity-

decay modeintensity
β (β decay)100%

90Rb

masa-zenbaki90
neutron number53
atomo-masa erlatibo
89,914797557 ± 0,000006926 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
158 ± 5 s
spin0
nuclear quadrupole moment
0
aurkikuntza-data1951
parity-

decay modeintensity
β (β decay)100%

91Rb

masa-zenbaki91
neutron number54
atomo-masa erlatibo
90,916537261 ± 0,000008375 Da
g-factor
1,4540666666667 ± 0,001
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
58,2 ± 0,3 s
spin3/2
nuclear quadrupole moment
0,19 ± 0,05
aurkikuntza-data1951
parity-

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

92Rb

masa-zenbaki92
neutron number55
atomo-masa erlatibo
91,919728477 ± 0,000006573 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
4,48 ± 0,03 s
spin0
nuclear quadrupole moment
0
aurkikuntza-data1960
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)0.0107%

93Rb

masa-zenbaki93
neutron number56
atomo-masa erlatibo
92,922039334 ± 0,000008406 Da
g-factor
0,56368 ± 0,00064
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
5,84 ± 0,02 s
spin5/2
nuclear quadrupole moment
0,21 ± 0,06
aurkikuntza-data1960
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)1.39%

94Rb

masa-zenbaki94
neutron number57
atomo-masa erlatibo
93,926394819 ± 0,000002177 Da
g-factor
0,49936666666667 ± 0,0006
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
2,702 ± 0,005 s
spin3
nuclear quadrupole moment
0,2 ± 0,07
aurkikuntza-data1961
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)10.3%

95Rb

masa-zenbaki95
neutron number58
atomo-masa erlatibo
94,929263849 ± 0,000021733 Da
g-factor
0,5332 ± 0,0012
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
377,7 ± 0,8 ms
spin5/2
nuclear quadrupole moment
0,26 ± 0,09
aurkikuntza-data1967
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)8.7%

96Rb

masa-zenbaki96
neutron number59
atomo-masa erlatibo
95,934133398 ± 0,000003599 Da
g-factor
0,73275 ± 0,00085
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
201,5 ± 0,9 ms
spin2
nuclear quadrupole moment
0,3 ± 0,09
aurkikuntza-data1967
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)13.7%
2n (2-neutron emission)

97Rb

masa-zenbaki97
neutron number60
atomo-masa erlatibo
96,937177117 ± 0,000002052 Da
g-factor
1,2266666666667 ± 0,0013333333333333
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
169,1 ± 0,6 ms
spin3/2
nuclear quadrupole moment
0,7
aurkikuntza-data1969
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)25.5%
2n (2-neutron emission)

98Rb

masa-zenbaki98
neutron number61
atomo-masa erlatibo
97,941632317 ± 0,000017265 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
115 ± 6 ms
spin0
nuclear quadrupole moment
0
aurkikuntza-data1971
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)14.3%
2n (2-neutron emission)0.054%

99Rb

masa-zenbaki99
neutron number62
atomo-masa erlatibo
98,94511919 ± 0,000004327 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
54 ± 4 ms
spin3/2
nuclear quadrupole moment
aurkikuntza-data1971
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)17.3%
2n (2-neutron emission)

100Rb

masa-zenbaki100
neutron number63
atomo-masa erlatibo
99,950331532 ± 0,000014089 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
51,3 ± 1,6 ms
spin4
nuclear quadrupole moment
aurkikuntza-data1978
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)5.6%
2n (2-neutron emission)0.15%

101Rb

masa-zenbaki101
neutron number64
atomo-masa erlatibo
100,954302 ± 0,000022 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
31,8 ± 3,3 ms
spin3/2
nuclear quadrupole moment
aurkikuntza-data1992
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)28%
2n (2-neutron emission)

102Rb

masa-zenbaki102
neutron number65
atomo-masa erlatibo
101,960008 ± 0,000089 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
37 ± 4 ms
spin4
nuclear quadrupole moment
aurkikuntza-data1995
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)65%
2n (2-neutron emission)

103Rb

masa-zenbaki103
neutron number66
atomo-masa erlatibo
102,964401 ± 0,000429 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
26 ± 11 ms
spin3/2
nuclear quadrupole moment
aurkikuntza-data2010
parity+

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

104Rb

masa-zenbaki104
neutron number67
atomo-masa erlatibo
103,970531 ± 0,000537 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin
nuclear quadrupole moment
aurkikuntza-data2018
parity

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)
RbMetal.JPG

historia

aurkitzailea edo asmatzaileaR. Bunsen, G. Kirchoff
aurkikuntzaren lekuaGermany
aurkikuntza-data1861
etimologiaLatin: rubidus (deep red); the color its salts impart to flames.
pronunciationroo-BID-i-em (ingelesa)

source

Abundance
Abundance in Earth's crust
natural abundance (ozeano)
0,12 mg/L
natural abundance (gizakiaren gorputza)
0,00046 %
natural abundance (Meteoroide)
0,00032 %
natural abundance (Eguzkia)
0,000003 %
Abundance in Universe
0,000001 %

Nuclear Screening Constants

1s0.7922
2p3.9612
2s9.8432
3d15.3208
3p15.6967
3s15.1573
4p26.1192
4s24.612
5s32.0155