Тантал

Тантал (Ta)

chemical element with the atomic number of 73
Atomic Number73
Atomic Weight180.94788
Адади массавӣ181
Group5
Period6
Blockd
proton73 p+
neutron108 n0
electron73 e-
Animated Bohr model of Ta (Тантал)

Хусусияти Физикӣ

Atomic Radius
molar volume
covalent radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
зичӣ
Atomic Radii Of The Elements: Тантал0102030405060708090100110120130140150160170180190200210220230pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

энергия
proton affinity
electron affinity
ionization energy
ionization energy of Ta (Тантал)
enthalpy of vaporization
гармои гудозиш
standard enthalpy of formation
electron
Абри электронӣ2, 8, 18, 32, 11, 2
Bohr model: Ta (Тантал)
valence electron2
Lewis structure: Ta (Тантал)
electron configuration[Xe] 4f14 5d3 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d3 6s2
Enhanced Bohr model of Ta (Тантал)
Orbital Diagram of Ta (Тантал)
oxidation number-3, -1, 0, 1, 2, 3, 4, 5
electronegativity
1.5
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
Ранг
Gray
appearancegray blue
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
навъConductor
electrical conductivity
electrical resistivity
superconductivity
magnetism
навъparamagnetic
magnetic susceptibility (Mass)
0,0000000107 m³/Kg
magnetic susceptibility (Molar)
0,000000001936 m³/mol
magnetic susceptibility (Volume)
0,0001782
magnetic ordering
Curie temperature
Néel temperature
сохт
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
0,34
speed of sound
classification
CategoryTransition metals, Transition metals
CAS GroupVA
IUPAC GroupVB
Glawe Number52
Mendeleev Number49
Pettifor Number53
Geochemical Classhigh field strength
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
20,5
Neutron Mass Absorption
0,0041
ададҳои квантӣ4F3/2
space group229 (Im_3m)

Isotopes of Tantalum

Stable Isotopes1
Unstable Isotopes39
Natural Isotopes1

155Ta

Адади массавӣ155
neutron number82
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
3,2 ± 1,3 ms
spin11/2
nuclear quadrupole moment
таърихи кашф2007
parity-

decay modeintensity
p (proton emission)100%

156Ta

Адади массавӣ156
neutron number83
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
106 ± 4 ms
spin2
nuclear quadrupole moment
таърихи кашф1992
parity-

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

157Ta

Адади массавӣ157
neutron number84
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
10,1 ± 0,4 ms
spin1/2
nuclear quadrupole moment
0
таърихи кашф1979
parity+

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

158Ta

Адади массавӣ158
neutron number85
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
49 ± 4 ms
spin2
nuclear quadrupole moment
таърихи кашф1979
parity

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

159Ta

Адади массавӣ159
neutron number86
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1,04 ± 0,09 s
spin1/2
nuclear quadrupole moment
0
таърихи кашф1979
parity+

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

160Ta

Адади массавӣ160
neutron number87
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1,7 ± 0,2 s
spin2
nuclear quadrupole moment
таърихи кашф1979
parity

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

161Ta

Адади массавӣ161
neutron number88
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin1/2
nuclear quadrupole moment
0
таърихи кашф1979
parity+

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

162Ta

Адади массавӣ162
neutron number89
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
3,57 ± 0,12 s
spin3
nuclear quadrupole moment
таърихи кашф1985
parity-

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

163Ta

Адади массавӣ163
neutron number90
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
10,6 ± 1,8 s
spin1/2
nuclear quadrupole moment
0
таърихи кашф1985
parity+

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

164Ta

Адади массавӣ164
neutron number91
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
14,2 ± 0,3 s
spin3
nuclear quadrupole moment
таърихи кашф1982
parity+

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

165Ta

Адади массавӣ165
neutron number92
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
31 ± 1,5 s
spin1/2
nuclear quadrupole moment
0
таърихи кашф1982
parity+

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

166Ta

Адади массавӣ166
neutron number93
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
34,4 ± 0,5 s
spin2
nuclear quadrupole moment
таърихи кашф1977
parity

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

167Ta

Адади массавӣ167
neutron number94
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1,33 ± 0,07 m
spin3/2
nuclear quadrupole moment
таърихи кашф1982
parity+

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

168Ta

Адади массавӣ168
neutron number95
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2 ± 0,1 m
spin3
nuclear quadrupole moment
таърихи кашф1969
parity+

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

169Ta

Адади массавӣ169
neutron number96
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
4,9 ± 0,4 m
spin5/2
nuclear quadrupole moment
таърихи кашф1969
parity+

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

170Ta

Адади массавӣ170
neutron number97
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
6,76 ± 0,06 m
spin3
nuclear quadrupole moment
таърихи кашф1969
parity+

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

171Ta

Адади массавӣ171
neutron number98
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
23,3 ± 0,3 m
spin5/2
nuclear quadrupole moment
таърихи кашф1969
parity+

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

172Ta

Адади массавӣ172
neutron number99
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
36,8 ± 0,3 m
spin3
nuclear quadrupole moment
таърихи кашф1964
parity+

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

173Ta

Адади массавӣ173
neutron number100
Relative Atomic Mass
g-factor
0,68 ± 0,012
natural abundance
radioactivity☢️ radioactive element
half-life
3,14 ± 0,13 h
spin5/2
nuclear quadrupole moment
-1,8 ± 0,2
таърихи кашф1960
parity-

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

174Ta

Адади массавӣ174
neutron number101
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1,14 ± 0,08 h
spin3
nuclear quadrupole moment
таърихи кашф1960
parity+

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

175Ta

Адади массавӣ175
neutron number102
Relative Atomic Mass
g-factor
0,64857142857143 ± 0,014285714285714
natural abundance
radioactivity☢️ radioactive element
half-life
10,5 ± 0,2 h
spin7/2
nuclear quadrupole moment
3,5 ± 0,3
таърихи кашф1960
parity+

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

176Ta

Адади массавӣ176
neutron number103
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
8,09 ± 0,05 h
spin1
nuclear quadrupole moment
таърихи кашф1948
parity

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

177Ta

Адади массавӣ177
neutron number104
Relative Atomic Mass
g-factor
0,64285714285714 ± 0,014285714285714
natural abundance
radioactivity☢️ radioactive element
half-life
56,36 ± 0,13 h
spin7/2
nuclear quadrupole moment
таърихи кашф1948
parity+

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

178Ta

Адади массавӣ178
neutron number105
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,36 ± 0,08 h
spin7
nuclear quadrupole moment
таърихи кашф1950
parity-

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

179Ta

Адади массавӣ179
neutron number106
Relative Atomic Mass
g-factor
0,65314285714286 ± 0,0017142857142857
natural abundance
radioactivity☢️ radioactive element
half-life
1,82 ± 0,03 y
spin7/2
nuclear quadrupole moment
3,27 ± 0,04
таърихи кашф1950
parity+

decay modeintensity
ϵ (electron capture)100%

180Ta

Адади массавӣ180
neutron number107
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
8,154 ± 0,006 h
spin1
nuclear quadrupole moment
таърихи кашф1938
parity+

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

181Ta

Адади массавӣ181
neutron number108
Relative Atomic Mass
g-factor
natural abundance
99,98799 ± 0,00032
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin7/2
nuclear quadrupole moment
3,17 ± 0,02
таърихи кашф1932
parity+

182Ta

Адади массавӣ182
neutron number109
Relative Atomic Mass
g-factor
1,0066666666667 ± 0,01
natural abundance
radioactivity☢️ radioactive element
half-life
114,74 ± 0,12 d
spin3
nuclear quadrupole moment
2,6 ± 0,3
таърихи кашф1938
parity-

decay modeintensity
β (β decay)100%

183Ta

Адади массавӣ183
neutron number110
Relative Atomic Mass
g-factor
0,67428571428571 ± 0,0085714285714286
natural abundance
radioactivity☢️ radioactive element
half-life
5,1 ± 0,1 d
spin7/2
nuclear quadrupole moment
таърихи кашф1950
parity+

decay modeintensity
β (β decay)100%

184Ta

Адади массавӣ184
neutron number111
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
8,7 ± 0,1 h
spin5
nuclear quadrupole moment
таърихи кашф1955
parity-

decay modeintensity
β (β decay)100%

185Ta

Адади массавӣ185
neutron number112
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
49,4 ± 1,5 m
spin7/2
nuclear quadrupole moment
таърихи кашф1950
parity+

decay modeintensity
β (β decay)100%

186Ta

Адади массавӣ186
neutron number113
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
10,5 ± 0,3 m
spin3
nuclear quadrupole moment
таърихи кашф1955
parity

decay modeintensity
β (β decay)100%

187Ta

Адади массавӣ187
neutron number114
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,3 ± 6 m
spin7/2
nuclear quadrupole moment
таърихи кашф1999
parity+

decay modeintensity
β (β decay)100%

188Ta

Адади массавӣ188
neutron number115
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
19,6 ± 2 s
spin1
nuclear quadrupole moment
таърихи кашф1999
parity-

decay modeintensity
β (β decay)100%

189Ta

Адади массавӣ189
neutron number116
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin7/2
nuclear quadrupole moment
таърихи кашф1999
parity+

decay modeintensity
β (β decay)100%

190Ta

Адади массавӣ190
neutron number117
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
5,3 ± 0,7 s
spin3
nuclear quadrupole moment
таърихи кашф2009
parity

decay modeintensity
β (β decay)100%

191Ta

Адади массавӣ191
neutron number118
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin7/2
nuclear quadrupole moment
таърихи кашф2009
parity+

decay modeintensity
β (β decay)

192Ta

Адади массавӣ192
neutron number119
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,2 ± 0,7 s
spin2
nuclear quadrupole moment
таърихи кашф2009
parity

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

193Ta

Адади массавӣ193
neutron number120
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin7/2
nuclear quadrupole moment
таърихи кашф2012
parity+

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

194Ta

Адади массавӣ194
neutron number121
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
таърихи кашф2012
parity

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

таърих

кошифAnders Ekeberg
макони кашфSweden
таърихи кашф1802
РешашиносӣFrom king Tantalus of Greek mythology, father of Niobe.
pronunciationTAN-te-lem (Англисӣ)

source

Abundance
Abundance in Earth's crust
natural abundance (Уқёнус)
natural abundance (human body)
natural abundance (meteoroid)
0,000002 %
natural abundance (Офтоб)
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