Tehnecij

Tehnecij (Tc)

chemical element with symbol Tc and atomic number 43
Atomski broj43
Relativna atomska masa97.90721
Maseni broj83
Skupina7
Perioda5
Blokd
proton43 p+
neutron40 n0
elektron43 e-
Animated Bohrov model atoma of Tc (Tehnecij)

Physical Property

Atomski Radijus
135 pm
Molni volumen
Kovalentni Radijus
128 pm
Metallic Radius
127 pm
Ionski radijus
64,5 pm
Crystal Radius
78,5 pm
Van der Waals radius
216 pm
gustoća
Atomic Radii Of The Elements: Tehnecij0102030405060708090100110120130140150160170180190200210220pmAtomski RadijusKovalentni RadijusMetallic RadiusVan der Waals radius

Kemijsko Svojstvo

energija
proton affinity
Elektronski afinitet
ionization energy
7,119381 eV/particle
ionization energy of Tc (Tehnecij)
Toplina isparivanja
585 kJ/mol
toplina taljenja
23,8 kJ/mol
standard enthalpy of formation
678 kJ/mol
elektron
Elektronska ljuska2, 8, 18, 13, 2
Bohrov model atoma: Tc (Tehnecij)
valence electron2
Lewis structure: Tc (Tehnecij)
electron configuration[Kr] 4d5 5s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d5 5s2
Enhanced Bohrov model atoma of Tc (Tehnecij)
Orbital Diagram of Tc (Tehnecij)
Oksidacijski broj-3, -1, 0, 1, 2, 3, 4, 5, 6, 7
Elektronegativnost
2.1
Electrophilicity Index
1,1191961031633155 eV/particle
fundamental state of matter
agregatno stanjeČvrsto
gaseous state of matter
Vrelište
4.535,15 K
Talište
2.430,15 K
critical pressure
critical temperature
Trojna točka
appearance
boja
Srebrna
appearanceshiny gray metal
Indeks prelamanja
thermodynamic material property
Toplinska vodljivost
50,6 W/(m K)
Toplinsko istezanje
molar heat capacity
Specifični toplinski kapacitet
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
5 MS/m
Električna otpornost i provodnost
0,0000002 m Ω
Supravodljivost
7,7 K
Magnetizam
typeparamagnetic
Magnetna susceptibilnost (Mass)
0,0000000342 m³/Kg
Magnetna susceptibilnost (Molar)
0,000000003352 m³/mol
Magnetna susceptibilnost (Volume)
0,0003933
magnetic ordering
Curieva temperatura
Néel temperature
struktura
Kristalna strukturaJednostavna heksagonska (HEX)
lattice constant
2,74 Å
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
Tvrdoća
bulk modulus
shear modulus
Youngov modul elastičnosti
Poissonov omjer
brzina zvuka
classification
KategorijaPrijelazni metali, Transition metals
CAS GroupVIIA
IUPAC GroupVIIB
Glawe Number59
Mendeleev Number56
Pettifor Number58
Geochemical Class
Goldschmidt classificationsynthetic

other

Gas Basicity
polarizability
79 ± 10 a₀
C6 Dispersion Coefficient
allotrope
Nuklearni udarni presjek
22
Neutron Mass Absorption
Kvantni brojevi6S5/2
space group194 (P63/mmc)

Isotopes of Technetium

Stabilni izotopi0
Nestabilni izotopi40
Natural Isotopes0

83Tc

Maseni broj83
neutron number40
Relativna atomska masa
82,966377 ± 0,000537 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma
Parnost-

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

84Tc

Maseni broj84
neutron number41
Relativna atomska masa
83,959527 ± 0,000429 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin1
nuclear quadrupole moment
vrijeme otkrića ili izuma
Parnost+

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

85Tc

Maseni broj85
neutron number42
Relativna atomska masa
84,950778 ± 0,000429 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma
Parnost-

decay modeintensity
p (proton emission)

86Tc

Maseni broj86
neutron number43
Relativna atomska masa
85,944637 ± 0,000322 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
55 ± 7 ms
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1992
Parnost+

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

87Tc

Maseni broj87
neutron number44
Relativna atomska masa
86,938067185 ± 0,0000045 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,14 ± 0,17 s
spin9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1991
Parnost+

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

88Tc

Maseni broj88
neutron number45
Relativna atomska masa
87,933794211 ± 0,0000044 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
6,4 ± 0,8 s
spin2
nuclear quadrupole moment
vrijeme otkrića ili izuma1991
Parnost+

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

89Tc

Maseni broj89
neutron number46
Relativna atomska masa
88,927648649 ± 0,0000041 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
12,8 ± 0,9 s
spin9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1991
Parnost+

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

90Tc

Maseni broj90
neutron number47
Relativna atomska masa
89,924073919 ± 0,0000011 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
49,2 ± 0,4 s
spin8
nuclear quadrupole moment
vrijeme otkrića ili izuma1974
Parnost+

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

91Tc

Maseni broj91
neutron number48
Relativna atomska masa
90,918424972 ± 0,000002536 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,14 ± 0,02 m
spin9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1974
Parnost

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

92Tc

Maseni broj92
neutron number49
Relativna atomska masa
91,915269777 ± 0,00000333 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
4,25 ± 0,15 m
spin8
nuclear quadrupole moment
vrijeme otkrića ili izuma1964
Parnost

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

93Tc

Maseni broj93
neutron number50
Relativna atomska masa
92,910245147 ± 0,000001086 Da
g-factor
1,4044444444444 ± 0,013333333333333
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,75 ± 0,05 h
spin9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1948
Parnost+

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

94Tc

Maseni broj94
neutron number51
Relativna atomska masa
93,909652319 ± 0,00000437 Da
g-factor
0,73142857142857 ± 0,0071428571428571
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
293 ± 1 m
spin7
nuclear quadrupole moment
vrijeme otkrića ili izuma1948
Parnost+

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

95Tc

Maseni broj95
neutron number52
Relativna atomska masa
94,907652281 ± 0,000005453 Da
g-factor
1,32 ± 0,013333333333333
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
19,258 ± 0,026 h
spin9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1947
Parnost+

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

96Tc

Maseni broj96
neutron number53
Relativna atomska masa
95,907866675 ± 0,000005524 Da
g-factor
0,72714285714286 ± 0,0071428571428571
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
4,28 ± 0,07 d
spin7
nuclear quadrupole moment
vrijeme otkrića ili izuma1947
Parnost+

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

97Tc

Maseni broj97
neutron number54
Relativna atomska masa
96,90636072 ± 0,00000442 Da
g-factor
1,2933333333333 ± 0,02
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
4,21 ± 0,16 My
spin9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1946
Parnost+

decay modeintensity
ϵ (electron capture)100%

98Tc

Maseni broj98
neutron number55
Relativna atomska masa
97,907211206 ± 0,000003628 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
4,2 ± 0,3 My
spin6
nuclear quadrupole moment
vrijeme otkrića ili izuma1955
Parnost+

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

99Tc

Maseni broj99
neutron number56
Relativna atomska masa
98,906249681 ± 0,000000974 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
211,1 ± 1,2 ky
spin9/2
nuclear quadrupole moment
−0,129 ± 0,006
vrijeme otkrića ili izuma1938
Parnost+

decay modeintensity
β (β decay)100%

100Tc

Maseni broj100
neutron number57
Relativna atomska masa
99,907652715 ± 0,00000145 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
15,46 ± 0,19 s
spin1
nuclear quadrupole moment
vrijeme otkrića ili izuma1952
Parnost+

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

101Tc

Maseni broj101
neutron number58
Relativna atomska masa
100,907305271 ± 0,000025768 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
14,22 ± 0,01 m
spin9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1941
Parnost+

decay modeintensity
β (β decay)100%

102Tc

Maseni broj102
neutron number59
Relativna atomska masa
101,909207239 ± 0,00000984 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
5,28 ± 0,15 s
spin1
nuclear quadrupole moment
vrijeme otkrića ili izuma1954
Parnost+

decay modeintensity
β (β decay)100%

103Tc

Maseni broj103
neutron number60
Relativna atomska masa
102,90917396 ± 0,000010531 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
54,2 ± 0,8 s
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1957
Parnost+

decay modeintensity
β (β decay)100%

104Tc

Maseni broj104
neutron number61
Relativna atomska masa
103,911433718 ± 0,000026716 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
18,3 ± 0,3 m
spin3
nuclear quadrupole moment
vrijeme otkrića ili izuma1956
Parnost-

decay modeintensity
β (β decay)100%

105Tc

Maseni broj105
neutron number62
Relativna atomska masa
104,911662024 ± 0,000037856 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
7,64 ± 0,06 m
spin3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1955
Parnost-

decay modeintensity
β (β decay)100%

106Tc

Maseni broj106
neutron number63
Relativna atomska masa
105,914356674 ± 0,00001315 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
35,6 ± 0,6 s
spin1
nuclear quadrupole moment
vrijeme otkrića ili izuma1965
Parnost

decay modeintensity
β (β decay)100%

107Tc

Maseni broj107
neutron number64
Relativna atomska masa
106,915458437 ± 0,00000931 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
21,2 ± 0,2 s
spin3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1965
Parnost-

decay modeintensity
β (β decay)100%

108Tc

Maseni broj108
neutron number65
Relativna atomska masa
107,918493493 ± 0,000009413 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
5,17 ± 0,07 s
spin2
nuclear quadrupole moment
vrijeme otkrića ili izuma1970
Parnost

decay modeintensity
β (β decay)100%

109Tc

Maseni broj109
neutron number66
Relativna atomska masa
108,920254107 ± 0,00001038 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
905 ± 21 ms
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1976
Parnost+

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

110Tc

Maseni broj110
neutron number67
Relativna atomska masa
109,923741263 ± 0,000010195 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
900 ± 13 ms
spin2
nuclear quadrupole moment
vrijeme otkrića ili izuma1976
Parnost+

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

111Tc

Maseni broj111
neutron number68
Relativna atomska masa
110,925898966 ± 0,000011359 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
350 ± 11 ms
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1988
Parnost+

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

112Tc

Maseni broj112
neutron number69
Relativna atomska masa
111,929941658 ± 0,00000592 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
323 ± 6 ms
spin2
nuclear quadrupole moment
vrijeme otkrića ili izuma1990
Parnost+

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

113Tc

Maseni broj113
neutron number70
Relativna atomska masa
112,932569032 ± 0,0000036 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
152 ± 8 ms
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1992
Parnost+

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

114Tc

Maseni broj114
neutron number71
Relativna atomska masa
113,93709 ± 0,000465 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
121 ± 9 ms
spin5
nuclear quadrupole moment
vrijeme otkrića ili izuma1994
Parnost+

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

115Tc

Maseni broj115
neutron number72
Relativna atomska masa
114,9401 ± 0,00021 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
78 ± 2 ms
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1994
Parnost+

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

116Tc

Maseni broj116
neutron number73
Relativna atomska masa
115,94502 ± 0,00032 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
57 ± 3 ms
spin2
nuclear quadrupole moment
vrijeme otkrića ili izuma1997
Parnost+

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

117Tc

Maseni broj117
neutron number74
Relativna atomska masa
116,94832 ± 0,000429 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
44,5 ± 3 ms
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1997
Parnost+

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

118Tc

Maseni broj118
neutron number75
Relativna atomska masa
117,953526 ± 0,000429 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
30 ± 4 ms
spin2
nuclear quadrupole moment
vrijeme otkrića ili izuma2010
Parnost+

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

119Tc

Maseni broj119
neutron number76
Relativna atomska masa
118,956876 ± 0,000537 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
22 ± 3 ms
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma2010
Parnost+

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

120Tc

Maseni broj120
neutron number77
Relativna atomska masa
119,962426 ± 0,000537 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
21 ± 5 ms
spin3
nuclear quadrupole moment
vrijeme otkrića ili izuma2010
Parnost+

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

121Tc

Maseni broj121
neutron number78
Relativna atomska masa
120,96614 ± 0,000537 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
22 ± 6 ms
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma2015
Parnost+

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

122Tc

Maseni broj122
neutron number79
Relativna atomska masa
121,97176 ± 0,000322 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin1
nuclear quadrupole moment
vrijeme otkrića ili izuma2018
Parnost+

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

povijest

otkrio/izumioCarlo Perrier, Émillo Segrè
location of discoveryItaly
vrijeme otkrića ili izuma1937
EtimologijaGreek: technêtos (artificial).
pronunciationtek-NEE-shi-em (engleski)

source

Obilnost
Zastupljenost u Zemljinoj kori
natural abundance (ocean)
natural abundance (tijelo)
0 %
natural abundance (meteoroid)
0 %
natural abundance (Sunce)
0 %
Zastupljenost u svemiru
0 %

Nuclear Screening Constants

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