Tehnēcijs

Tehnēcijs (Tc)

chemical element with symbol Tc and atomic number 43
Atomic Number43
Atomic Weight97.90721
Masas skaitlis83
Group7
Period5
Blockd
protons43 p+
neitrons40 n0
elektrons43 e-
Animated Bora atoma struktūras modelis of Tc (Tehnēcijs)

Fizikāla Īpašība

Atoma Rādiuss
molar volume
Covalent Radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
blīvums
Atomic Radii Of The Elements: Tehnēcijs0102030405060708090100110120130140150160170180190200210220pmAtoma RādiussCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

enerģija
proton affinity
Elektrontieksme
jonizācijas potenciāls
jonizācijas potenciāls of Tc (Tehnēcijs)
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
elektrons
electron shell2, 8, 18, 13, 2
Bora atoma struktūras modelis: Tc (Tehnēcijs)
vērtības elektrons2
Lewis structure: Tc (Tehnēcijs)
elektronu konfigurācija[Kr] 4d5 5s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d5 5s2
Enhanced Bora atoma struktūras modelis of Tc (Tehnēcijs)
Orbital Diagram of Tc (Tehnēcijs)
Oksidēšanas pakāpe-3, -1, 0, 1, 2, 3, 4, 5, 6, 7
elektronegativitāte
2.1
Electrophilicity Index
fundamentālais agregātstāvoklis
agregātstāvoklisSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
trīskāršais punkts
appearance
krāsa
Silver
appearanceshiny gray metal
Laušanas koeficients
thermodynamic material property
Thermal Conductivity
Termiskā izplešanās
Molārā siltumietilpība
Specific Heat Capacity
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
īpatnējā pretestība
Supravadītspēja
Magnētisms
typeparamagnetic
magnetic susceptibility (Mass)
0,0000000342 m³/Kg
magnetic susceptibility (Molar)
0,000000003352 m³/mol
magnetic susceptibility (Volume)
0,0003933
magnetic ordering
Curie temperature
Néel temperature
struktūra
Crystal StructureSimple Hexagonal (HEX)
lattice constant
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
Cietība
tilpuma elastības modulis
shear modulus
Junga modulis
Poisson's ratio
skaņas ātrums
klasifikācija
CategoryTransition metals, Transition metals
CAS GroupVIIA
IUPAC GroupVIIB
Glawe Number59
Mendeleev Number56
Pettifor Number58
Geochemical Class
Goldschmidt classificationsynthetic

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
22
Neutron Mass Absorption
quantum number6S5/2
space group194 (P63/mmc)

Isotopes of Technetium

Stable Isotopes0
Unstable Isotopes40
Natural Isotopes0

83Tc

Masas skaitlis83
neutron number40
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
spins1/2
nuclear quadrupole moment
0
atklāšanas datums
parity-

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

84Tc

Masas skaitlis84
neutron number41
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
spins1
nuclear quadrupole moment
atklāšanas datums
parity+

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

85Tc

Masas skaitlis85
neutron number42
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
spins1/2
nuclear quadrupole moment
0
atklāšanas datums
parity-

decay modeintensity
p (proton emission)

86Tc

Masas skaitlis86
neutron number43
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
55 ± 7 ms
spins0
nuclear quadrupole moment
0
atklāšanas datums1992
parity+

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

87Tc

Masas skaitlis87
neutron number44
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
2,14 ± 0,17 s
spins9/2
nuclear quadrupole moment
atklāšanas datums1991
parity+

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

88Tc

Masas skaitlis88
neutron number45
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
6,4 ± 0,8 s
spins2
nuclear quadrupole moment
atklāšanas datums1991
parity+

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

89Tc

Masas skaitlis89
neutron number46
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
12,8 ± 0,9 s
spins9/2
nuclear quadrupole moment
atklāšanas datums1991
parity+

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

90Tc

Masas skaitlis90
neutron number47
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
49,2 ± 0,4 s
spins8
nuclear quadrupole moment
atklāšanas datums1974
parity+

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

91Tc

Masas skaitlis91
neutron number48
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
3,14 ± 0,02 m
spins9/2
nuclear quadrupole moment
atklāšanas datums1974
parity

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

92Tc

Masas skaitlis92
neutron number49
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
4,25 ± 0,15 m
spins8
nuclear quadrupole moment
atklāšanas datums1964
parity

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

93Tc

Masas skaitlis93
neutron number50
Relative Atomic Mass
g-factor
1,4044444444444 ± 0,013333333333333
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
2,75 ± 0,05 h
spins9/2
nuclear quadrupole moment
atklāšanas datums1948
parity+

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

94Tc

Masas skaitlis94
neutron number51
Relative Atomic Mass
g-factor
0,73142857142857 ± 0,0071428571428571
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
293 ± 1 m
spins7
nuclear quadrupole moment
atklāšanas datums1948
parity+

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

95Tc

Masas skaitlis95
neutron number52
Relative Atomic Mass
g-factor
1,32 ± 0,013333333333333
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
19,258 ± 0,026 h
spins9/2
nuclear quadrupole moment
atklāšanas datums1947
parity+

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

96Tc

Masas skaitlis96
neutron number53
Relative Atomic Mass
g-factor
0,72714285714286 ± 0,0071428571428571
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
4,28 ± 0,07 d
spins7
nuclear quadrupole moment
atklāšanas datums1947
parity+

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

97Tc

Masas skaitlis97
neutron number54
Relative Atomic Mass
g-factor
1,2933333333333 ± 0,02
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
4,21 ± 0,16 My
spins9/2
nuclear quadrupole moment
atklāšanas datums1946
parity+

decay modeintensity
ϵ (electron capture)100%

98Tc

Masas skaitlis98
neutron number55
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
4,2 ± 0,3 My
spins6
nuclear quadrupole moment
atklāšanas datums1955
parity+

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

99Tc

Masas skaitlis99
neutron number56
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
211,1 ± 1,2 ky
spins9/2
nuclear quadrupole moment
-0,129 ± 0,006
atklāšanas datums1938
parity+

decay modeintensity
β (β decay)100%

100Tc

Masas skaitlis100
neutron number57
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
15,46 ± 0,19 s
spins1
nuclear quadrupole moment
atklāšanas datums1952
parity+

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

101Tc

Masas skaitlis101
neutron number58
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
14,22 ± 0,01 m
spins9/2
nuclear quadrupole moment
atklāšanas datums1941
parity+

decay modeintensity
β (β decay)100%

102Tc

Masas skaitlis102
neutron number59
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
5,28 ± 0,15 s
spins1
nuclear quadrupole moment
atklāšanas datums1954
parity+

decay modeintensity
β (β decay)100%

103Tc

Masas skaitlis103
neutron number60
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
54,2 ± 0,8 s
spins5/2
nuclear quadrupole moment
atklāšanas datums1957
parity+

decay modeintensity
β (β decay)100%

104Tc

Masas skaitlis104
neutron number61
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
18,3 ± 0,3 m
spins3
nuclear quadrupole moment
atklāšanas datums1956
parity-

decay modeintensity
β (β decay)100%

105Tc

Masas skaitlis105
neutron number62
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
7,64 ± 0,06 m
spins3/2
nuclear quadrupole moment
atklāšanas datums1955
parity-

decay modeintensity
β (β decay)100%

106Tc

Masas skaitlis106
neutron number63
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
35,6 ± 0,6 s
spins1
nuclear quadrupole moment
atklāšanas datums1965
parity

decay modeintensity
β (β decay)100%

107Tc

Masas skaitlis107
neutron number64
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
21,2 ± 0,2 s
spins3/2
nuclear quadrupole moment
atklāšanas datums1965
parity-

decay modeintensity
β (β decay)100%

108Tc

Masas skaitlis108
neutron number65
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
5,17 ± 0,07 s
spins2
nuclear quadrupole moment
atklāšanas datums1970
parity

decay modeintensity
β (β decay)100%

109Tc

Masas skaitlis109
neutron number66
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
905 ± 21 ms
spins5/2
nuclear quadrupole moment
atklāšanas datums1976
parity+

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

110Tc

Masas skaitlis110
neutron number67
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
900 ± 13 ms
spins2
nuclear quadrupole moment
atklāšanas datums1976
parity+

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

111Tc

Masas skaitlis111
neutron number68
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
350 ± 11 ms
spins5/2
nuclear quadrupole moment
atklāšanas datums1988
parity+

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

112Tc

Masas skaitlis112
neutron number69
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
323 ± 6 ms
spins2
nuclear quadrupole moment
atklāšanas datums1990
parity+

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

113Tc

Masas skaitlis113
neutron number70
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
152 ± 8 ms
spins5/2
nuclear quadrupole moment
atklāšanas datums1992
parity+

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

114Tc

Masas skaitlis114
neutron number71
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
121 ± 9 ms
spins5
nuclear quadrupole moment
atklāšanas datums1994
parity+

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

115Tc

Masas skaitlis115
neutron number72
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
78 ± 2 ms
spins5/2
nuclear quadrupole moment
atklāšanas datums1994
parity+

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

116Tc

Masas skaitlis116
neutron number73
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
57 ± 3 ms
spins2
nuclear quadrupole moment
atklāšanas datums1997
parity+

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

117Tc

Masas skaitlis117
neutron number74
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
44,5 ± 3 ms
spins5/2
nuclear quadrupole moment
atklāšanas datums1997
parity+

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

118Tc

Masas skaitlis118
neutron number75
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
30 ± 4 ms
spins2
nuclear quadrupole moment
atklāšanas datums2010
parity+

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

119Tc

Masas skaitlis119
neutron number76
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
22 ± 3 ms
spins5/2
nuclear quadrupole moment
atklāšanas datums2010
parity+

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

120Tc

Masas skaitlis120
neutron number77
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
21 ± 5 ms
spins3
nuclear quadrupole moment
atklāšanas datums2010
parity+

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

121Tc

Masas skaitlis121
neutron number78
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
22 ± 6 ms
spins5/2
nuclear quadrupole moment
atklāšanas datums2015
parity+

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

122Tc

Masas skaitlis122
neutron number79
Relative Atomic Mass
g-factor
natural abundance
radioaktivitāte☢️ radioactive element
Pussabrukšanas periods
spins1
nuclear quadrupole moment
atklāšanas datums2018
parity+

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

vēsture

atklājējs vai izgudrotājsCarlo Perrier, Émillo Segrè
atraduma atrašanās vietaItaly
atklāšanas datums1937
EtimoloģijaGreek: technêtos (artificial).
izrunatek-NEE-shi-em (angļu)

avots

Abundance
Abundance in Earth's crust
natural abundance (okeāns)
natural abundance (cilvēka ķermenis)
0 %
natural abundance (meteoroīds)
0 %
natural abundance (Saule)
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