Rubid, ²Rubidium

Rubid, ²Rubidium (Rb)

chemical element with symbol Rb and atomic number 37
Atomic Number37
Atomic Weight85.4678
Numri i masës85
Group1
Period5
Blocks
protoni37 p+
neutroni48 n0
elektroni37 e-
Animated Bohr model of Rb (Rubid, ²Rubidium)

Tipar Fizik

Atomic Radius
molar volume
covalent radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density
Atomic Radii Of The Elements: Rubid, ²Rubidium0102030405060708090100110120130140150160170180190200210220230240250260270280290300310pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

energjia
proton affinity
electron affinity
ionization energy
ionization energy of Rb (Rubid, ²Rubidium)
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
elektroni
electron shell2, 8, 18, 8, 1
Bohr model: Rb (Rubid, ²Rubidium)
valence electron1
Lewis structure: Rb (Rubid, ²Rubidium)
konfigurimi i elektronit[Kr] 5s1
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s1
Enhanced Bohr model of Rb (Rubid, ²Rubidium)
Orbital Diagram of Rb (Rubid, ²Rubidium)
oxidation number-1, 1
Elektronegativiteti
0.82
Electrophilicity Index
fundamental state of matter
gjendja agregate e materiesSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
Ngjyra
Silver
appearancegrey white
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
electrical resistivity
Superpërcjellshmëria
Magnetizimi
typeparamagnetic
magnetic susceptibility (Mass)
0,0000000026 m³/Kg
magnetic susceptibility (Molar)
0,000000000222 m³/mol
magnetic susceptibility (Volume)
0,00000398
magnetic ordering
Curie temperature
Néel temperature
strukturë
Crystal StructureBody Centered Cubic (BCC)
lattice constant
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
Shpejtësia e zërit
klasifikim
CategoryAlkali metals, Alkali metals
CAS GroupIA
IUPAC GroupIA
Glawe Number9
Mendeleev Number4
Pettifor Number9
Geochemical Classalkali metal
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
0,38
Neutron Mass Absorption
0,0003
numër kuantik2S1/2
space group229 (Im_3m)

Isotopes of Rubidium

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

71Rb

Numri i masës71
numri i neutroneve34
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
Spini5/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes
parity-

decay modeintensitet
p (proton emission)

72Rb

Numri i masës72
numri i neutroneve35
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
103 ± 22 ns
Spini1
nuclear quadrupole moment
koha e zbulimit apo shpikjes2017
parity+

decay modeintensitet
p (proton emission)

73Rb

Numri i masës73
numri i neutroneve36
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
Spini3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1996
parity-

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

74Rb

Numri i masës74
numri i neutroneve37
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
64,78 ± 0,03 ms
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1977
parity+

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

75Rb

Numri i masës75
numri i neutroneve38
Relative Atomic Mass
g-factor
0,386 ± 0,00066666666666667
natural abundance
Radioaktivitet☢️ radioactive element
half-life
19 ± 1,2 s
Spini3/2
nuclear quadrupole moment
0,81 ± 0,04
koha e zbulimit apo shpikjes1975
parity-

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

76Rb

Numri i masës76
numri i neutroneve39
Relative Atomic Mass
g-factor
-0,372552 ± 0,000011
natural abundance
Radioaktivitet☢️ radioactive element
half-life
36,5 ± 0,6 s
Spini1
nuclear quadrupole moment
0,41 ± 0,09
koha e zbulimit apo shpikjes1969
parity-

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

77Rb

Numri i masës77
numri i neutroneve40
Relative Atomic Mass
g-factor
0,43622666666667 ± 0,000013333333333333
natural abundance
Radioaktivitet☢️ radioactive element
half-life
3,78 ± 0,04 m
Spini3/2
nuclear quadrupole moment
0,84 ± 0,17
koha e zbulimit apo shpikjes1972
parity-

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

78Rb

Numri i masës78
numri i neutroneve41
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
17,66 ± 0,03 m
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1968
parity+

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

79Rb

Numri i masës79
numri i neutroneve42
Relative Atomic Mass
g-factor
1,34292 ± 0,00048
natural abundance
Radioaktivitet☢️ radioactive element
half-life
22,9 ± 0,5 m
Spini5/2
nuclear quadrupole moment
-0,12 ± 0,04
koha e zbulimit apo shpikjes1957
parity+

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

80Rb

Numri i masës80
numri i neutroneve43
Relative Atomic Mass
g-factor
-0,0833 ± 0,0007
natural abundance
Radioaktivitet☢️ radioactive element
half-life
33,4 ± 0,7 s
Spini1
nuclear quadrupole moment
0,42 ± 0,08
koha e zbulimit apo shpikjes1961
parity+

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

81Rb

Numri i masës81
numri i neutroneve44
Relative Atomic Mass
g-factor
1,3727333333333 ± 0,00093333333333333
natural abundance
Radioaktivitet☢️ radioactive element
half-life
4,572 ± 0,004 h
Spini3/2
nuclear quadrupole moment
0,48 ± 0,1
koha e zbulimit apo shpikjes1949
parity-

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

82Rb

Numri i masës82
numri i neutroneve45
Relative Atomic Mass
g-factor
0,554403 ± 0,000016
natural abundance
Radioaktivitet☢️ radioactive element
half-life
1,2575 ± 0,0002 m
Spini1
nuclear quadrupole moment
0,23 ± 0,1
koha e zbulimit apo shpikjes1949
parity+

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

83Rb

Numri i masës83
numri i neutroneve46
Relative Atomic Mass
g-factor
0,56984 ± 0,00032
natural abundance
Radioaktivitet☢️ radioactive element
half-life
86,2 ± 0,1 d
Spini5/2
nuclear quadrupole moment
0,24 ± 0,05
koha e zbulimit apo shpikjes1950
parity-

decay modeintensitet
ϵ (electron capture)100%

84Rb

Numri i masës84
numri i neutroneve47
Relative Atomic Mass
g-factor
-0,6625 ± 0,001
natural abundance
Radioaktivitet☢️ radioactive element
half-life
32,82 ± 0,07 d
Spini2
nuclear quadrupole moment
-0,02 ± 0,04
koha e zbulimit apo shpikjes1947
parity-

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

85Rb

Numri i masës85
numri i neutroneve48
Relative Atomic Mass
g-factor
0,541224 ± 0,000016
natural abundance
72,17 ± 0,02
Radioaktivitetstable isotope
half-lifeNot Radioactive ☢️
Spini5/2
nuclear quadrupole moment
0,276 ± 0,001
koha e zbulimit apo shpikjes1921
parity-

86Rb

Numri i masës86
numri i neutroneve49
Relative Atomic Mass
g-factor
-0,8487 ± 0,0008
natural abundance
Radioaktivitet☢️ radioactive element
half-life
18,645 ± 0,008 d
Spini2
nuclear quadrupole moment
0,23 ± 0,06
koha e zbulimit apo shpikjes1941
parity-

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

87Rb

Numri i masës87
numri i neutroneve50
Relative Atomic Mass
g-factor
1,8341933333333 ± 0,000053333333333333
natural abundance
27,83 ± 0,02
Radioaktivitet☢️ radioactive element
half-life
49,7 ± 0,3 Gy
Spini3/2
nuclear quadrupole moment
0,1335 ± 0,0005
koha e zbulimit apo shpikjes1921
parity-

decay modeintensitet
β (β decay)100%

88Rb

Numri i masës88
numri i neutroneve51
Relative Atomic Mass
g-factor
0,253755 ± 0,00001
natural abundance
Radioaktivitet☢️ radioactive element
half-life
17,78 ± 0,03 m
Spini2
nuclear quadrupole moment
-0,01 ± 0,11
koha e zbulimit apo shpikjes1939
parity-

decay modeintensitet
β (β decay)100%

89Rb

Numri i masës89
numri i neutroneve52
Relative Atomic Mass
g-factor
1,5887333333333 ± 0,00046666666666667
natural abundance
Radioaktivitet☢️ radioactive element
half-life
15,32 ± 0,1 m
Spini3/2
nuclear quadrupole moment
0,17 ± 0,03
koha e zbulimit apo shpikjes1940
parity-

decay modeintensitet
β (β decay)100%

90Rb

Numri i masës90
numri i neutroneve53
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
158 ± 5 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1951
parity-

decay modeintensitet
β (β decay)100%

91Rb

Numri i masës91
numri i neutroneve54
Relative Atomic Mass
g-factor
1,4540666666667 ± 0,001
natural abundance
Radioaktivitet☢️ radioactive element
half-life
58,2 ± 0,3 s
Spini3/2
nuclear quadrupole moment
0,19 ± 0,05
koha e zbulimit apo shpikjes1951
parity-

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

92Rb

Numri i masës92
numri i neutroneve55
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
4,48 ± 0,03 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1960
parity-

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

93Rb

Numri i masës93
numri i neutroneve56
Relative Atomic Mass
g-factor
0,56368 ± 0,00064
natural abundance
Radioaktivitet☢️ radioactive element
half-life
5,84 ± 0,02 s
Spini5/2
nuclear quadrupole moment
0,21 ± 0,06
koha e zbulimit apo shpikjes1960
parity-

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

94Rb

Numri i masës94
numri i neutroneve57
Relative Atomic Mass
g-factor
0,49936666666667 ± 0,0006
natural abundance
Radioaktivitet☢️ radioactive element
half-life
2,702 ± 0,005 s
Spini3
nuclear quadrupole moment
0,2 ± 0,07
koha e zbulimit apo shpikjes1961
parity-

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

95Rb

Numri i masës95
numri i neutroneve58
Relative Atomic Mass
g-factor
0,5332 ± 0,0012
natural abundance
Radioaktivitet☢️ radioactive element
half-life
377,7 ± 0,8 ms
Spini5/2
nuclear quadrupole moment
0,26 ± 0,09
koha e zbulimit apo shpikjes1967
parity-

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

96Rb

Numri i masës96
numri i neutroneve59
Relative Atomic Mass
g-factor
0,73275 ± 0,00085
natural abundance
Radioaktivitet☢️ radioactive element
half-life
201,5 ± 0,9 ms
Spini2
nuclear quadrupole moment
0,3 ± 0,09
koha e zbulimit apo shpikjes1967
parity-

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

97Rb

Numri i masës97
numri i neutroneve60
Relative Atomic Mass
g-factor
1,2266666666667 ± 0,0013333333333333
natural abundance
Radioaktivitet☢️ radioactive element
half-life
169,1 ± 0,6 ms
Spini3/2
nuclear quadrupole moment
0,7
koha e zbulimit apo shpikjes1969
parity+

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

98Rb

Numri i masës98
numri i neutroneve61
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
115 ± 6 ms
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1971
parity-

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

99Rb

Numri i masës99
numri i neutroneve62
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
54 ± 4 ms
Spini3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1971
parity+

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

100Rb

Numri i masës100
numri i neutroneve63
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
51,3 ± 1,6 ms
Spini4
nuclear quadrupole moment
koha e zbulimit apo shpikjes1978
parity-

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

101Rb

Numri i masës101
numri i neutroneve64
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
31,8 ± 3,3 ms
Spini3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1992
parity+

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

102Rb

Numri i masës102
numri i neutroneve65
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
37 ± 4 ms
Spini4
nuclear quadrupole moment
koha e zbulimit apo shpikjes1995
parity+

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

103Rb

Numri i masës103
numri i neutroneve66
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
26 ± 11 ms
Spini3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes2010
parity+

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

104Rb

Numri i masës104
numri i neutroneve67
Relative Atomic Mass
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
Spini
nuclear quadrupole moment
koha e zbulimit apo shpikjes2018
parity

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

historia

zbuluesR. Bunsen, G. Kirchoff
vendndodhja e zbulimitGermany
koha e zbulimit apo shpikjes1861
EtimologjiaLatin: rubidus (deep red); the color its salts impart to flames.
pronunciationroo-BID-i-em (anglisht)

burim

Abundance
Abundance in Earth's crust
natural abundance (Oqeani)
natural abundance (Trupi i njeriut)
0,00046 %
natural abundance (meteoroid)
0,00032 %
natural abundance (Diell)
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