Tantalum (Ta)

chemical element with the atomic number of 73

Atomic Number	73
Atomic Weight	180.94788
Nombor jisim	181

Group	5
Period	6
Block	d

proton	73 p⁺
neutron	108 n⁰
Elektron	73 e^-

Sifat Fizikal

Jejari Atom	145 pm 258 pm
molar volume	10.9 cm³/mol
Jejari kovalen	146 pm 126 pm 119 pm 170 pm
Metallic Radius	134 pm 146 pm
ionic radius	72 pm 68 pm 64 pm 69 pm 74 pm
Crystal Radius	86 pm 82 pm 78 pm 83 pm 88 pm
Jejari van der Waals	220 pm 222 pm 243 pm 317 pm
ketumpatan	16.4 g/cm³ 15,000 kg/m³

Sifat Kimia

{ERROR}

tenaga

proton affinity
Pertalian elektron	0.322 eV/particle
ionization energy	7.54957 eV/particle 16.2 eV/particle 23.1 eV/particle 35 eV/particle 48.272 eV/particle 94.011 eV/particle 119 eV/particle 139 eV/particle 159 eV/particle 180 eV/particle 213 eV/particle 235 eV/particle 262 eV/particle 304 eV/particle 338 eV/particle 363 eV/particle 396 eV/particle 439 eV/particle 482 eV/particle 530 eV/particle 570 eV/particle 620 eV/particle 660 eV/particle 700 eV/particle 740 eV/particle 790 eV/particle 832 eV/particle 1,064 eV/particle 1,110 eV/particle 1,160 eV/particle 1,211 eV/particle 1,262 eV/particle 1,313 eV/particle 1,382 eV/particle 1,434 eV/particle 1,490 eV/particle 1,542 eV/particle 1,748 eV/particle 1,799 eV/particle 1,857 eV/particle 1,910 eV/particle 2,053 eV/particle 2,113 eV/particle 2,254 eV/particle 2,314.7 eV/particle 3,898.7 eV/particle 4,014 eV/particle 4,143 eV/particle 4,278 eV/particle 4,410 eV/particle 4,537 eV/particle 4,745 eV/particle 4,877 eV/particle 5,024 eV/particle 5,159 eV/particle 5,537 eV/particle 5,655 eV/particle 5,785 eV/particle 5,907 eV/particle 6,364 eV/particle 6,502 eV/particle 6,769 eV/particle 6,900 eV/particle 15,137 eV/particle 15,461 eV/particle 15,820 eV/particle 16,150 eV/particle 17,840 eV/particle 18,250 eV/particle 18,760 eV/particle 19,088.51 eV/particle 76,852.02 eV/particle 78,394.7 eV/particle

Entalpi pengewapan	758 kJ/mol
entalpi pelakuran	24.7 kJ/mol
standard enthalpy of formation	782 kJ/mol
Elektron

Petala elektron	2, 8, 18, 32, 11, 2

Elektron valens	2 ⓘ

tatarajah elektron	[Xe] 4f¹⁴ 5d³ 6s²ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 4f¹⁴ 5d³ 6s²

Keadaan pengoksidaan	-3, -1, 0, 1, 2, 3, 4, 5
Keelektronegatifan	7.93 eV/particle 0.234581 1.5
Electrophilicity Index	1.0716190618855992 eV/particle
keadaan jirim asas

fasa jirim
gaseous state of matter
Boiling Point	5,728.15 K
Melting Point	3,290.15 K
critical pressure
critical temperature
triple point
rupa
warna	Black #ff1493 #4da6ff #4da6ff
rupa	gray blue
indeks biasan
sifat bahan
Thermal Conductivity	57.5 W/(m K)
Pengembangan terma	0.0000063 1/K
molar heat capacity	25.36 J/(mol K)
Specific Heat Capacity	0.14 J/(g⋅K)
heat capacity ratio
electrical properties
type	Conductor
Kekonduksian elektrik	7.7 MS/m
Kerintangan dan kekonduksian elektrik	0.00000013 Ω*m
Kesuperkonduksian	4.47 K
kemagnetan
type	paramagnetic
magnetic susceptibility (Mass)	0.0000000107 m³/Kg
magnetic susceptibility (Molar)	0.000000001936 m³/mol
magnetic susceptibility (Volume)	0.0001782
magnetic ordering
Suhu Curie
Néel temperature
struktur
Crystal Structure	{ERROR}
lattice constant	3.31 Å
Lattice Angles	π/2, π/2, π/2
mechanical property
hardness	800 MPa 6.5 MPa 873 MPa
Modulus pukal	200 GPa
shear modulus	69 GPa
Young's modulus	186 GPa
Nisbah Poisson	0.34
Kelajuan bunyi	3,400 m/s
pengelasan
Category	Actinides, Transition metals
CAS Group	VA
IUPAC Group	VB
Glawe Number	52
Mendeleev Number	49
Pettifor Number	53
Geochemical Class	high field strength
Goldschmidt classification	litophile

other

Gas Basicity
polarizability	74 ± 20 a₀
C6 Dispersion Coefficient	887 a₀
allotrope
Neutron cross section	20.5
Neutron Mass Absorption	0.0041
Nombor kuantum	4F3/2
space group	229 (Im_3m)

Isotopes of Tantalum

Stable Isotopes	1
Unstable Isotopes	39
Natural Isotopes	1

¹⁵⁵Ta

Nombor jisim	155
nombor neutron	82
Jisim Atom Relatif	154.974248 ± 0.000322 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	3.2 ± 1.3 ms
Spin	11/2
nuclear quadrupole moment
tarikh penemuan	2007
parity	-

decay mode	Keamatan (fizik)
p (proton emission)	100%

¹⁵⁶Ta

Nombor jisim	156
nombor neutron	83
Jisim Atom Relatif	155.972087 ± 0.000322 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	106 ± 4 ms
Spin	2
nuclear quadrupole moment
tarikh penemuan	1992
parity	-

decay mode	Keamatan (fizik)
p (proton emission)	71%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	29%

¹⁵⁷Ta

Nombor jisim	157
nombor neutron	84
Jisim Atom Relatif	156.968227445 ± 0.000161087 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	10.1 ± 0.4 ms
Spin	1/2
nuclear quadrupole moment	0
tarikh penemuan	1979
parity	+

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

¹⁵⁸Ta

Nombor jisim	158
nombor neutron	85
Jisim Atom Relatif	157.966593 ± 0.000215 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	49 ± 4 ms
Spin	2
nuclear quadrupole moment
tarikh penemuan	1979
parity

decay mode	Keamatan (fizik)
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁵⁹Ta

Nombor jisim	159
nombor neutron	86
Jisim Atom Relatif	158.963028046 ± 0.000021137 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	1.04 ± 0.09 s
Spin	1/2
nuclear quadrupole moment	0
tarikh penemuan	1979
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	66%
α (α emission)	34%

¹⁶⁰Ta

Nombor jisim	160
nombor neutron	87
Jisim Atom Relatif	159.961541678 ± 0.00005831 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	1.7 ± 0.2 s
Spin	2
nuclear quadrupole moment
tarikh penemuan	1979
parity

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)
α (α emission)

¹⁶¹Ta

Nombor jisim	161
nombor neutron	88
Jisim Atom Relatif	160.958369489 ± 0.000026174 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin	1/2
nuclear quadrupole moment	0
tarikh penemuan	1979
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)
α (α emission)

¹⁶²Ta

Nombor jisim	162
nombor neutron	89
Jisim Atom Relatif	161.957292907 ± 0.000067979 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	3.57 ± 0.12 s
Spin	3
nuclear quadrupole moment
tarikh penemuan	1985
parity	-

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	99.926%
α (α emission)	0.074%

¹⁶³Ta

Nombor jisim	163
nombor neutron	90
Jisim Atom Relatif	162.954337194 ± 0.00004086 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	10.6 ± 1.8 s
Spin	1/2
nuclear quadrupole moment	0
tarikh penemuan	1985
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
α (α emission)

¹⁶⁴Ta

Nombor jisim	164
nombor neutron	91
Jisim Atom Relatif	163.953534 ± 0.00003 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	14.2 ± 0.3 s
Spin	3
nuclear quadrupole moment
tarikh penemuan	1982
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁶⁵Ta

Nombor jisim	165
nombor neutron	92
Jisim Atom Relatif	164.950780287 ± 0.000014571 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	31 ± 1.5 s
Spin	1/2
nuclear quadrupole moment	0
tarikh penemuan	1982
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁶⁶Ta

Nombor jisim	166
nombor neutron	93
Jisim Atom Relatif	165.950512 ± 0.00003 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	34.4 ± 0.5 s
Spin	2
nuclear quadrupole moment
tarikh penemuan	1977
parity

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁶⁷Ta

Nombor jisim	167
nombor neutron	94
Jisim Atom Relatif	166.948093 ± 0.00003 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	1.33 ± 0.07 m
Spin	3/2
nuclear quadrupole moment
tarikh penemuan	1982
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁶⁸Ta

Nombor jisim	168
nombor neutron	95
Jisim Atom Relatif	167.948047 ± 0.00003 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	2 ± 0.1 m
Spin	3
nuclear quadrupole moment
tarikh penemuan	1969
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁶⁹Ta

Nombor jisim	169
nombor neutron	96
Jisim Atom Relatif	168.946011 ± 0.00003 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	4.9 ± 0.4 m
Spin	5/2
nuclear quadrupole moment
tarikh penemuan	1969
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁷⁰Ta

Nombor jisim	170
nombor neutron	97
Jisim Atom Relatif	169.946175 ± 0.00003 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	6.76 ± 0.06 m
Spin	3
nuclear quadrupole moment
tarikh penemuan	1969
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁷¹Ta

Nombor jisim	171
nombor neutron	98
Jisim Atom Relatif	170.944476 ± 0.00003 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	23.3 ± 0.3 m
Spin	5/2
nuclear quadrupole moment
tarikh penemuan	1969
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁷²Ta

Nombor jisim	172
nombor neutron	99
Jisim Atom Relatif	171.944895 ± 0.00003 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	36.8 ± 0.3 m
Spin	3
nuclear quadrupole moment
tarikh penemuan	1964
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁷³Ta

Nombor jisim	173
nombor neutron	100
Jisim Atom Relatif	172.94375 ± 0.00003 Da
g-factor	0.68 ± 0.012
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	3.14 ± 0.13 h
Spin	5/2
nuclear quadrupole moment	-1.8 ± 0.2
tarikh penemuan	1960
parity	-

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁷⁴Ta

Nombor jisim	174
nombor neutron	101
Jisim Atom Relatif	173.944454 ± 0.00003 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	1.14 ± 0.08 h
Spin	3
nuclear quadrupole moment
tarikh penemuan	1960
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁷⁵Ta

Nombor jisim	175
nombor neutron	102
Jisim Atom Relatif	174.943737 ± 0.00003 Da
g-factor	0.64857142857143 ± 0.014285714285714
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	10.5 ± 0.2 h
Spin	7/2
nuclear quadrupole moment	3.5 ± 0.3
tarikh penemuan	1960
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁷⁶Ta

Nombor jisim	176
nombor neutron	103
Jisim Atom Relatif	175.944857 ± 0.000033 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	8.09 ± 0.05 h
Spin	1
nuclear quadrupole moment
tarikh penemuan	1948
parity

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁷⁷Ta

Nombor jisim	177
nombor neutron	104
Jisim Atom Relatif	176.94448194 ± 0.000003558 Da
g-factor	0.64285714285714 ± 0.014285714285714
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	56.36 ± 0.13 h
Spin	7/2
nuclear quadrupole moment
tarikh penemuan	1948
parity	+

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁷⁸Ta

Nombor jisim	178
nombor neutron	105
Jisim Atom Relatif	177.94568 ± 0.000056 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	2.36 ± 0.08 h
Spin	7
nuclear quadrupole moment
tarikh penemuan	1950
parity	-

decay mode	Keamatan (fizik)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁷⁹Ta

Nombor jisim	179
nombor neutron	106
Jisim Atom Relatif	178.94593905 ± 0.000001574 Da
g-factor	0.65314285714286 ± 0.0017142857142857
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	1.82 ± 0.03 y
Spin	7/2
nuclear quadrupole moment	3.27 ± 0.04
tarikh penemuan	1950
parity	+

decay mode	Keamatan (fizik)
ϵ (electron capture)	100%

¹⁸⁰Ta

Nombor jisim	180
nombor neutron	107
Jisim Atom Relatif	179.947467589 ± 0.000002219 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	8.154 ± 0.006 h
Spin	1
nuclear quadrupole moment
tarikh penemuan	1938
parity	+

decay mode	Keamatan (fizik)
ϵ (electron capture)	85%
β⁻ (β⁻ decay)	15%

¹⁸¹Ta

Nombor jisim	181
nombor neutron	108
Jisim Atom Relatif	180.947998528 ± 0.000001692 Da
g-factor
natural abundance	99.98799 ± 0.00032
Reputan radioaktif	Isotop stabil
setengah hayat	Not Radioactive ☢️
Spin	7/2
nuclear quadrupole moment	3.17 ± 0.02
tarikh penemuan	1932
parity	+

¹⁸²Ta

Nombor jisim	182
nombor neutron	109
Jisim Atom Relatif	181.950154612 ± 0.000001693 Da
g-factor	1.0066666666667 ± 0.01
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	114.74 ± 0.12 d
Spin	3
nuclear quadrupole moment	2.6 ± 0.3
tarikh penemuan	1938
parity	-

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

¹⁸³Ta

Nombor jisim	183
nombor neutron	110
Jisim Atom Relatif	182.95137538 ± 0.000001707 Da
g-factor	0.67428571428571 ± 0.0085714285714286
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	5.1 ± 0.1 d
Spin	7/2
nuclear quadrupole moment
tarikh penemuan	1950
parity	+

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

¹⁸⁴Ta

Nombor jisim	184
nombor neutron	111
Jisim Atom Relatif	183.954009958 ± 0.000027923 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	8.7 ± 0.1 h
Spin	5
nuclear quadrupole moment
tarikh penemuan	1955
parity	-

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

¹⁸⁵Ta

Nombor jisim	185
nombor neutron	112
Jisim Atom Relatif	184.955561317 ± 0.000015202 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	49.4 ± 1.5 m
Spin	7/2
nuclear quadrupole moment
tarikh penemuan	1950
parity	+

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

¹⁸⁶Ta

Nombor jisim	186
nombor neutron	113
Jisim Atom Relatif	185.958553036 ± 0.000064425 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	10.5 ± 0.3 m
Spin	3
nuclear quadrupole moment
tarikh penemuan	1955
parity

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

¹⁸⁷Ta

Nombor jisim	187
nombor neutron	114
Jisim Atom Relatif	186.960391 ± 0.00006 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	2.3 ± 6 m
Spin	7/2
nuclear quadrupole moment
tarikh penemuan	1999
parity	+

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

¹⁸⁸Ta

Nombor jisim	188
nombor neutron	115
Jisim Atom Relatif	187.963596 ± 0.000215 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	19.6 ± 2 s
Spin	1
nuclear quadrupole moment
tarikh penemuan	1999
parity	-

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

¹⁸⁹Ta

Nombor jisim	189
nombor neutron	116
Jisim Atom Relatif	188.96569 ± 0.000215 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin	7/2
nuclear quadrupole moment
tarikh penemuan	1999
parity	+

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

¹⁹⁰Ta

Nombor jisim	190
nombor neutron	117
Jisim Atom Relatif	189.969168 ± 0.000215 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	5.3 ± 0.7 s
Spin	3
nuclear quadrupole moment
tarikh penemuan	2009
parity

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%

¹⁹¹Ta

Nombor jisim	191
nombor neutron	118
Jisim Atom Relatif	190.97153 ± 0.000322 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin	7/2
nuclear quadrupole moment
tarikh penemuan	2009
parity	+

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)

¹⁹²Ta

Nombor jisim	192
nombor neutron	119
Jisim Atom Relatif	191.975201 ± 0.000429 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	2.2 ± 0.7 s
Spin	2
nuclear quadrupole moment
tarikh penemuan	2009
parity

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

¹⁹³Ta

Nombor jisim	193
nombor neutron	120
Jisim Atom Relatif	192.97766 ± 0.000429 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin	7/2
nuclear quadrupole moment
tarikh penemuan	2012
parity	+

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)

¹⁹⁴Ta

Nombor jisim	194
nombor neutron	121
Jisim Atom Relatif	193.98161 ± 0.000537 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin
nuclear quadrupole moment
tarikh penemuan	2012
parity

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)

sejarah

penemu atau pereka	Anders Ekeberg
tempat penemuan	Sweden
tarikh penemuan	1802
Etimologi	From king Tantalus of Greek mythology, father of Niobe.
sebutan	TAN-te-lem (Inggeris)

sumber

Abundance
Abundance in Earth's crust	2 mg/kg
natural abundance (lautan)	0.000002 mg/L
natural abundance (Tubuh manusia)
natural abundance (Meteoroid)	0.000002 %
natural abundance (Matahari)
Abundance in Universe	0.000000008 %

Nuclear Screening Constants

1	s	1.4163
2	p	4.4136
2	s	19.0702
3	d	13.5589
3	p	21.1996
3	s	21.9085
4	d	36.676
4	f	39.5296
4	p	34.2652
4	s	33.2412
5	d	56.632
5	p	52.5265
5	s	50.3065
6	s	63.475

Tantalum on ChemicalAid

Tantalum (Ta)

Sifat Fizikal

Sifat Kimia

other

Isotopes of Tantalum

155Ta

156Ta

157Ta

158Ta

159Ta

160Ta

161Ta

162Ta

163Ta

164Ta

165Ta

166Ta

167Ta

168Ta

169Ta

170Ta

171Ta

172Ta

173Ta

174Ta

175Ta

176Ta

177Ta

178Ta

179Ta

180Ta

181Ta

182Ta

183Ta

184Ta

185Ta

186Ta

187Ta

188Ta

189Ta

190Ta

191Ta

192Ta

193Ta

194Ta

sejarah

sumber

Nuclear Screening Constants

¹⁵⁵Ta

¹⁵⁶Ta

¹⁵⁷Ta

¹⁵⁸Ta

¹⁵⁹Ta

¹⁶⁰Ta

¹⁶¹Ta

¹⁶²Ta

¹⁶³Ta

¹⁶⁴Ta

¹⁶⁵Ta

¹⁶⁶Ta

¹⁶⁷Ta

¹⁶⁸Ta

¹⁶⁹Ta

¹⁷⁰Ta

¹⁷¹Ta

¹⁷²Ta

¹⁷³Ta

¹⁷⁴Ta

¹⁷⁵Ta

¹⁷⁶Ta

¹⁷⁷Ta

¹⁷⁸Ta

¹⁷⁹Ta

¹⁸⁰Ta

¹⁸¹Ta

¹⁸²Ta

¹⁸³Ta

¹⁸⁴Ta

¹⁸⁵Ta

¹⁸⁶Ta

¹⁸⁷Ta

¹⁸⁸Ta

¹⁸⁹Ta

¹⁹⁰Ta

¹⁹¹Ta

¹⁹²Ta

¹⁹³Ta

¹⁹⁴Ta