Technetium

Technetium (Tc)

grundstof med atomnummer 43
Atomnummer43
Atommasse97.90721
mass number83
Gruppe7
Periode5
Blokd
proton43 p+
neutron40 n0
elektron43 e-
Animated Bohrs atommodel of Tc (Technetium)

Fysisk Egenskab

Atomradius
molar volume
Kovalent Radius
Metallic Radius
Ionisk radius
Crystal Radius
Van der Waals-radius
massefylde
Atomic Radii Of The Elements: Technetium0102030405060708090100110120130140150160170180190200210220pmAtomradiusKovalent RadiusMetallic RadiusVan der Waals-radius

Kemisk Egenskab

energi
proton affinity
electron affinity
ioniseringsenergi
ioniseringsenergi of Tc (Technetium)
Fordampningsvarme
smeltevarme
standard enthalpy of formation
elektron
Elektronskal2, 8, 18, 13, 2
Bohrs atommodel: Tc (Technetium)
Valenselektron2
Elektronprikmodellen: Tc (Technetium)
electron configuration[Kr] 4d5 5s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d5 5s2
Enhanced Bohrs atommodel of Tc (Technetium)
Orbital Diagram of Tc (Technetium)
Oxidationstrin-3, -1, 0, 1, 2, 3, 4, 5, 6, 7
Elektronegativitet
2.1
Electrophilicity Index
fundamental state of matter
stoffaseFast stof
gaseous state of matter
Kogepunkt
Smeltepunkt
critical pressure
critical temperature
trippelpunkt
appearance
farve
Silver
appearanceshiny gray metal
Brydningsindeks
materialeegenskab
Varmeledningsevne
Termisk ekspansion
molar heat capacity
Varmefylde
Adiabateksponenten
electrical properties
typeConductor
specifik ledningsevne
Elektrisk resistivitet
superledning
Magnetisme
typeparamagnetic
magnetic susceptibility (Mass)
0,0000000342 m³/Kg
magnetic susceptibility (Molar)
0,000000003352 m³/mol
magnetic susceptibility (Volume)
0,0003933
magnetic ordering
Curietemperaturen
Néel temperature
struktur
KrystalstrukturSimpel Hexagonal (HEX)
lattice constant
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
hårdhed
Kompressibilitetsmodul
Forskydningsmodul
E-modul
Poissons forhold
speed of sound
klassificering
KategoriOvergangsmetaller, Transition metals
CAS GroupVIIA
IUPAC GroupVIIB
Glawe Number59
Mendeleev Number56
Pettifor Number58
Geochemical Class
Goldschmidt classificationsynthetic

øvrige

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
22
Neutron Mass Absorption
quantum number6S5/2
rumgruppe194 (P63/mmc)

Isotopes of Technetium

Stable Isotopes0
Unstable Isotopes40
Natural Isotopes0

83Tc

mass number83
neutron number40
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
spin1/2
nuclear quadrupole moment
0
opdagelsesdato
Paritet-

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

84Tc

mass number84
neutron number41
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
spin1
nuclear quadrupole moment
opdagelsesdato
Paritet+

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

85Tc

mass number85
neutron number42
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
spin1/2
nuclear quadrupole moment
0
opdagelsesdato
Paritet-

decay modeIntensitet
p (proton emission)

86Tc

mass number86
neutron number43
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
55 ± 7 ms
spin0
nuclear quadrupole moment
0
opdagelsesdato1992
Paritet+

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

87Tc

mass number87
neutron number44
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
2,14 ± 0,17 s
spin9/2
nuclear quadrupole moment
opdagelsesdato1991
Paritet+

decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.7%

88Tc

mass number88
neutron number45
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
6,4 ± 0,8 s
spin2
nuclear quadrupole moment
opdagelsesdato1991
Paritet+

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

89Tc

mass number89
neutron number46
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
12,8 ± 0,9 s
spin9/2
nuclear quadrupole moment
opdagelsesdato1991
Paritet+

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

90Tc

mass number90
neutron number47
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
49,2 ± 0,4 s
spin8
nuclear quadrupole moment
opdagelsesdato1974
Paritet+

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

91Tc

mass number91
neutron number48
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
3,14 ± 0,02 m
spin9/2
nuclear quadrupole moment
opdagelsesdato1974
Paritet

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

92Tc

mass number92
neutron number49
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
4,25 ± 0,15 m
spin8
nuclear quadrupole moment
opdagelsesdato1964
Paritet

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

93Tc

mass number93
neutron number50
Relative Atomic Mass
g-factor
1,4044444444444 ± 0,013333333333333
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
2,75 ± 0,05 h
spin9/2
nuclear quadrupole moment
opdagelsesdato1948
Paritet+

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

94Tc

mass number94
neutron number51
Relative Atomic Mass
g-factor
0,73142857142857 ± 0,0071428571428571
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
293 ± 1 m
spin7
nuclear quadrupole moment
opdagelsesdato1948
Paritet+

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

95Tc

mass number95
neutron number52
Relative Atomic Mass
g-factor
1,32 ± 0,013333333333333
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
19,258 ± 0,026 h
spin9/2
nuclear quadrupole moment
opdagelsesdato1947
Paritet+

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

96Tc

mass number96
neutron number53
Relative Atomic Mass
g-factor
0,72714285714286 ± 0,0071428571428571
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
4,28 ± 0,07 d
spin7
nuclear quadrupole moment
opdagelsesdato1947
Paritet+

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

97Tc

mass number97
neutron number54
Relative Atomic Mass
g-factor
1,2933333333333 ± 0,02
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
4,21 ± 0,16 My
spin9/2
nuclear quadrupole moment
opdagelsesdato1946
Paritet+

decay modeIntensitet
ϵ (electron capture)100%

98Tc

mass number98
neutron number55
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
4,2 ± 0,3 My
spin6
nuclear quadrupole moment
opdagelsesdato1955
Paritet+

decay modeIntensitet
β (β decay)100%
β+ (β+ decay; β+ = ϵ + e+)0%

99Tc

mass number99
neutron number56
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
211,1 ± 1,2 ky
spin9/2
nuclear quadrupole moment
-0,129 ± 0,006
opdagelsesdato1938
Paritet+

decay modeIntensitet
β (β decay)100%

100Tc

mass number100
neutron number57
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
15,46 ± 0,19 s
spin1
nuclear quadrupole moment
opdagelsesdato1952
Paritet+

decay modeIntensitet
β (β decay)100%
ϵ (electron capture)0.0018%

101Tc

mass number101
neutron number58
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
14,22 ± 0,01 m
spin9/2
nuclear quadrupole moment
opdagelsesdato1941
Paritet+

decay modeIntensitet
β (β decay)100%

102Tc

mass number102
neutron number59
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
5,28 ± 0,15 s
spin1
nuclear quadrupole moment
opdagelsesdato1954
Paritet+

decay modeIntensitet
β (β decay)100%

103Tc

mass number103
neutron number60
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
54,2 ± 0,8 s
spin5/2
nuclear quadrupole moment
opdagelsesdato1957
Paritet+

decay modeIntensitet
β (β decay)100%

104Tc

mass number104
neutron number61
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
18,3 ± 0,3 m
spin3
nuclear quadrupole moment
opdagelsesdato1956
Paritet-

decay modeIntensitet
β (β decay)100%

105Tc

mass number105
neutron number62
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
7,64 ± 0,06 m
spin3/2
nuclear quadrupole moment
opdagelsesdato1955
Paritet-

decay modeIntensitet
β (β decay)100%

106Tc

mass number106
neutron number63
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
35,6 ± 0,6 s
spin1
nuclear quadrupole moment
opdagelsesdato1965
Paritet

decay modeIntensitet
β (β decay)100%

107Tc

mass number107
neutron number64
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
21,2 ± 0,2 s
spin3/2
nuclear quadrupole moment
opdagelsesdato1965
Paritet-

decay modeIntensitet
β (β decay)100%

108Tc

mass number108
neutron number65
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
5,17 ± 0,07 s
spin2
nuclear quadrupole moment
opdagelsesdato1970
Paritet

decay modeIntensitet
β (β decay)100%

109Tc

mass number109
neutron number66
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
905 ± 21 ms
spin5/2
nuclear quadrupole moment
opdagelsesdato1976
Paritet+

decay modeIntensitet
β (β decay)100%
β n (β-delayed neutron emission)0.08%

110Tc

mass number110
neutron number67
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
900 ± 13 ms
spin2
nuclear quadrupole moment
opdagelsesdato1976
Paritet+

decay modeIntensitet
β (β decay)100%
β n (β-delayed neutron emission)0.04%

111Tc

mass number111
neutron number68
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
350 ± 11 ms
spin5/2
nuclear quadrupole moment
opdagelsesdato1988
Paritet+

decay modeIntensitet
β (β decay)100%
β n (β-delayed neutron emission)0.85%

112Tc

mass number112
neutron number69
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
323 ± 6 ms
spin2
nuclear quadrupole moment
opdagelsesdato1990
Paritet+

decay modeIntensitet
β (β decay)100%
β n (β-delayed neutron emission)1.5%

113Tc

mass number113
neutron number70
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
152 ± 8 ms
spin5/2
nuclear quadrupole moment
opdagelsesdato1992
Paritet+

decay modeIntensitet
β (β decay)100%
β n (β-delayed neutron emission)2.1%

114Tc

mass number114
neutron number71
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
121 ± 9 ms
spin5
nuclear quadrupole moment
opdagelsesdato1994
Paritet+

decay modeIntensitet
β (β decay)100%
β n (β-delayed neutron emission)1.3%

115Tc

mass number115
neutron number72
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
78 ± 2 ms
spin5/2
nuclear quadrupole moment
opdagelsesdato1994
Paritet+

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

116Tc

mass number116
neutron number73
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
57 ± 3 ms
spin2
nuclear quadrupole moment
opdagelsesdato1997
Paritet+

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

117Tc

mass number117
neutron number74
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
44,5 ± 3 ms
spin5/2
nuclear quadrupole moment
opdagelsesdato1997
Paritet+

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

118Tc

mass number118
neutron number75
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
30 ± 4 ms
spin2
nuclear quadrupole moment
opdagelsesdato2010
Paritet+

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

119Tc

mass number119
neutron number76
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
22 ± 3 ms
spin5/2
nuclear quadrupole moment
opdagelsesdato2010
Paritet+

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

120Tc

mass number120
neutron number77
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
21 ± 5 ms
spin3
nuclear quadrupole moment
opdagelsesdato2010
Paritet+

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

121Tc

mass number121
neutron number78
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
22 ± 6 ms
spin5/2
nuclear quadrupole moment
opdagelsesdato2015
Paritet+

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

122Tc

mass number122
neutron number79
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
spin1
nuclear quadrupole moment
opdagelsesdato2018
Paritet+

decay modeIntensitet
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)
Technetium-sample
Electron shell 043 technetium

historie

opdager eller opfinderCarlo Perrier, Émillo Segrè
fundstedItaly
opdagelsesdato1937
etymologiGreek: technêtos (artificial).
udtaletek-NEE-shi-em (engelsk)

source

Forekomst
Abundance in Earth's crust
natural abundance (verdenshave)
natural abundance (menneskelige krop)
0 %
natural abundance (Meteoroid)
0 %
natural abundance (Solen)
0 %
Abundance in Universe
0 %

Nuclear Screening Constants

1s0.891
2p4.0592
2s11.3718
3d14.647
3p16.6159
3s16.2088
4d30.118
4p27.1888
4s25.8016
5s35.7735