Tantaal

Tantaal (Ta)

chemical element with the atomic number of 73
Atomic Number73
Atomic Weight180.94788
massiarv181
Group5
Period6
Blockd
prooton73 p+
neutron108 n0
elektron73 e-
Animated Bohri aatomiteooria of Ta (Tantaal)

Füüsikalised Omadused

Aatomiraadius
molaarruumala
Covalent Radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density
Atomic Radii Of The Elements: Tantaal0102030405060708090100110120130140150160170180190200210220230pmAatomiraadiusCovalent RadiusMetallic RadiusVan der Waals radius

Keemilised Omadused

energia
proton affinity
Elektronafiinsus
ionization energy
ionization energy of Ta (Tantaal)
aurustumissoojus
sulamissoojus
standard enthalpy of formation
elektron
elektronkiht2, 8, 18, 32, 11, 2
Bohri aatomiteooria: Ta (Tantaal)
valentselektron2
Lewis structure: Ta (Tantaal)
elektronkonfiguratsioon[Xe] 4f14 5d3 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d3 6s2
Enhanced Bohri aatomiteooria of Ta (Tantaal)
Orbital Diagram of Ta (Tantaal)
oksüdatsiooniaste-3, -1, 0, 1, 2, 3, 4, 5
elektronegatiivsus
1.5
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
kolmikpunkt
Välimus
värvus
Gray
Välimusgray blue
Murdumisnäitaja
thermodynamic material property
Thermal Conductivity
soojuspaisumine
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
typeConductor
Elektrijuhtivus
Eritakistus
Ülijuhtivus
Magnetism
typeparamagnetic
Magnetiline vastuvõtlikkus (Mass)
0,0000000107 m³/Kg
Magnetiline vastuvõtlikkus (Molar)
0,000000001936 m³/mol
Magnetiline vastuvõtlikkus (Volume)
0,0001782
magnetic ordering
Curie punkt
Néel temperature
struktuur
Crystal StructureBody Centered Cubic (BCC)
lattice constant
Lattice Anglesπ/2, π/2, π/2
mechanical property
kõvadus
Ruumpaisumismoodul
Nihkeelastsusmoodul
Normaalelastsusmoodul
Poissoni tegur
0,34
heli kiirus
Klassifitseerimine
CategoryTransition metals, Transition metals
CAS GroupVA
IUPAC GroupVB
Glawe Number52
Mendeleev Number49
Pettifor Number53
Geochemical Classhigh field strength
Goldschmidt classificationlitophile

teine

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
20,5
Neutron Mass Absorption
0,0041
Kvantarv4F3/2
space group229 (Im_3m)

Isotopes of Tantalum

Stable Isotopes1
Unstable Isotopes39
Natural Isotopes1

155Ta

massiarv155
neutron number82
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
3,2 ± 1,3 ms
spinn11/2
nuclear quadrupole moment
avastamise aeg2007
parity-

decay modeIntensiivsus
p (proton emission)100%

156Ta

massiarv156
neutron number83
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
106 ± 4 ms
spinn2
nuclear quadrupole moment
avastamise aeg1992
parity-

decay modeIntensiivsus
p (proton emission)71%
β+ (β+ decay; β+ = ϵ + e+)29%

157Ta

massiarv157
neutron number84
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
10,1 ± 0,4 ms
spinn1/2
nuclear quadrupole moment
0
avastamise aeg1979
parity+

decay modeIntensiivsus
α (α emission)96.6%
p (proton emission)3.4%
β+ (β+ decay; β+ = ϵ + e+)

158Ta

massiarv158
neutron number85
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
49 ± 4 ms
spinn2
nuclear quadrupole moment
avastamise aeg1979
parity

decay modeIntensiivsus
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

159Ta

massiarv159
neutron number86
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
1,04 ± 0,09 s
spinn1/2
nuclear quadrupole moment
0
avastamise aeg1979
parity+

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)66%
α (α emission)34%

160Ta

massiarv160
neutron number87
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
1,7 ± 0,2 s
spinn2
nuclear quadrupole moment
avastamise aeg1979
parity

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)

161Ta

massiarv161
neutron number88
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
spinn1/2
nuclear quadrupole moment
0
avastamise aeg1979
parity+

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)

162Ta

massiarv162
neutron number89
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
3,57 ± 0,12 s
spinn3
nuclear quadrupole moment
avastamise aeg1985
parity-

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)99.926%
α (α emission)0.074%

163Ta

massiarv163
neutron number90
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
10,6 ± 1,8 s
spinn1/2
nuclear quadrupole moment
0
avastamise aeg1985
parity+

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)

164Ta

massiarv164
neutron number91
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
14,2 ± 0,3 s
spinn3
nuclear quadrupole moment
avastamise aeg1982
parity+

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

165Ta

massiarv165
neutron number92
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
31 ± 1,5 s
spinn1/2
nuclear quadrupole moment
0
avastamise aeg1982
parity+

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

166Ta

massiarv166
neutron number93
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
34,4 ± 0,5 s
spinn2
nuclear quadrupole moment
avastamise aeg1977
parity

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

167Ta

massiarv167
neutron number94
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
1,33 ± 0,07 m
spinn3/2
nuclear quadrupole moment
avastamise aeg1982
parity+

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

168Ta

massiarv168
neutron number95
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
2 ± 0,1 m
spinn3
nuclear quadrupole moment
avastamise aeg1969
parity+

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

169Ta

massiarv169
neutron number96
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
4,9 ± 0,4 m
spinn5/2
nuclear quadrupole moment
avastamise aeg1969
parity+

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

170Ta

massiarv170
neutron number97
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
6,76 ± 0,06 m
spinn3
nuclear quadrupole moment
avastamise aeg1969
parity+

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

171Ta

massiarv171
neutron number98
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
23,3 ± 0,3 m
spinn5/2
nuclear quadrupole moment
avastamise aeg1969
parity+

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

172Ta

massiarv172
neutron number99
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
36,8 ± 0,3 m
spinn3
nuclear quadrupole moment
avastamise aeg1964
parity+

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

173Ta

massiarv173
neutron number100
Relative Atomic Mass
g-factor
0,68 ± 0,012
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
3,14 ± 0,13 h
spinn5/2
nuclear quadrupole moment
−1,8 ± 0,2
avastamise aeg1960
parity-

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

174Ta

massiarv174
neutron number101
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
1,14 ± 0,08 h
spinn3
nuclear quadrupole moment
avastamise aeg1960
parity+

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

175Ta

massiarv175
neutron number102
Relative Atomic Mass
g-factor
0,64857142857143 ± 0,014285714285714
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
10,5 ± 0,2 h
spinn7/2
nuclear quadrupole moment
3,5 ± 0,3
avastamise aeg1960
parity+

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

176Ta

massiarv176
neutron number103
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
8,09 ± 0,05 h
spinn1
nuclear quadrupole moment
avastamise aeg1948
parity

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

177Ta

massiarv177
neutron number104
Relative Atomic Mass
g-factor
0,64285714285714 ± 0,014285714285714
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
56,36 ± 0,13 h
spinn7/2
nuclear quadrupole moment
avastamise aeg1948
parity+

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

178Ta

massiarv178
neutron number105
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
2,36 ± 0,08 h
spinn7
nuclear quadrupole moment
avastamise aeg1950
parity-

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

179Ta

massiarv179
neutron number106
Relative Atomic Mass
g-factor
0,65314285714286 ± 0,0017142857142857
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
1,82 ± 0,03 y
spinn7/2
nuclear quadrupole moment
3,27 ± 0,04
avastamise aeg1950
parity+

decay modeIntensiivsus
ϵ (electron capture)100%

180Ta

massiarv180
neutron number107
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
8,154 ± 0,006 h
spinn1
nuclear quadrupole moment
avastamise aeg1938
parity+

decay modeIntensiivsus
ϵ (electron capture)85%
β (β decay)15%

181Ta

massiarv181
neutron number108
Relative Atomic Mass
g-factor
natural abundance
99,98799 ± 0,00032
radioaktiivsusStabiilne isotoop
PoolestusaegNot Radioactive ☢️
spinn7/2
nuclear quadrupole moment
3,17 ± 0,02
avastamise aeg1932
parity+

182Ta

massiarv182
neutron number109
Relative Atomic Mass
g-factor
1,0066666666667 ± 0,01
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
114,74 ± 0,12 d
spinn3
nuclear quadrupole moment
2,6 ± 0,3
avastamise aeg1938
parity-

decay modeIntensiivsus
β (β decay)100%

183Ta

massiarv183
neutron number110
Relative Atomic Mass
g-factor
0,67428571428571 ± 0,0085714285714286
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
5,1 ± 0,1 d
spinn7/2
nuclear quadrupole moment
avastamise aeg1950
parity+

decay modeIntensiivsus
β (β decay)100%

184Ta

massiarv184
neutron number111
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
8,7 ± 0,1 h
spinn5
nuclear quadrupole moment
avastamise aeg1955
parity-

decay modeIntensiivsus
β (β decay)100%

185Ta

massiarv185
neutron number112
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
49,4 ± 1,5 m
spinn7/2
nuclear quadrupole moment
avastamise aeg1950
parity+

decay modeIntensiivsus
β (β decay)100%

186Ta

massiarv186
neutron number113
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
10,5 ± 0,3 m
spinn3
nuclear quadrupole moment
avastamise aeg1955
parity

decay modeIntensiivsus
β (β decay)100%

187Ta

massiarv187
neutron number114
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
2,3 ± 6 m
spinn7/2
nuclear quadrupole moment
avastamise aeg1999
parity+

decay modeIntensiivsus
β (β decay)100%

188Ta

massiarv188
neutron number115
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
19,6 ± 2 s
spinn1
nuclear quadrupole moment
avastamise aeg1999
parity-

decay modeIntensiivsus
β (β decay)100%

189Ta

massiarv189
neutron number116
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
spinn7/2
nuclear quadrupole moment
avastamise aeg1999
parity+

decay modeIntensiivsus
β (β decay)100%

190Ta

massiarv190
neutron number117
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
5,3 ± 0,7 s
spinn3
nuclear quadrupole moment
avastamise aeg2009
parity

decay modeIntensiivsus
β (β decay)100%

191Ta

massiarv191
neutron number118
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
spinn7/2
nuclear quadrupole moment
avastamise aeg2009
parity+

decay modeIntensiivsus
β (β decay)

192Ta

massiarv192
neutron number119
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
2,2 ± 0,7 s
spinn2
nuclear quadrupole moment
avastamise aeg2009
parity

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

193Ta

massiarv193
neutron number120
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
spinn7/2
nuclear quadrupole moment
avastamise aeg2012
parity+

decay modeIntensiivsus
β (β decay)
β n (β-delayed neutron emission)

194Ta

massiarv194
neutron number121
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
spinn
nuclear quadrupole moment
avastamise aeg2012
parity

decay modeIntensiivsus
β (β decay)
β n (β-delayed neutron emission)
Tantalum single crystal and 1cm3 cube

ajalugu

leiutaja või avastajaAnders Ekeberg
location of discoverySweden
avastamise aeg1802
etümoloogiaFrom king Tantalus of Greek mythology, father of Niobe.
pronunciationTAN-te-lem (inglise)

allikas

Abundance
Abundance in Earth's crust
natural abundance (ookean)
natural abundance (Inimkeha)
natural abundance (meteoorkeha)
0,000002 %
natural abundance (Päike)
Abundance in Universe
0,000000008 %

Nuclear Screening Constants

1s1.4163
2p4.4136
2s19.0702
3d13.5589
3p21.1996
3s21.9085
4d36.676
4f39.5296
4p34.2652
4s33.2412
5d56.632
5p52.5265
5s50.3065
6s63.475