1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.6 Block
1.7 Element Family
Transition Metal
Transition Metal
1.8 CAS Number
74403267440257
7429905
54386242
1.15 Space Group Name
1.16 Space Group Number
3 Facts
3.2 Interesting Facts
- The only metal which burns in Nitrogen is Titanium.
- Titanium is also known as corrosion resistant metal.
- Tantalum metal is known as corrosion resistance.
- Tantalum metal can easily fabricated and It is a good conductor of heat and electricity.
3.4 Sources
Found in Minerals, Mining
Found in Minerals, Mining, Ores of Minerals
3.5 History
3.5.1 Who Discovered
W. Gregor & J. Berzelius
Anders Gustaf Ekeberg
3.5.3 Discovery
3.7 Abundance
3.7.1 Abundance In Universe
3 * 10-4 %8 * 10-9 %
5E-09
0.11
4.4.2 Abundance In Sun
~0.0004 %~-9999 %
1E-08
0.1
4.4.5 Abundance In Meteorites
4.4.8 Abundance In Earth's Crust
4.4.11 Abundance In Oceans
4.4.14 Abundance In Humans
5 Uses
5.1 Uses & Benefits
- Its alloys are used in spacecraft, aircraft and ammunition industry.
- Its pipes are used in distillation plants, submarines, hulls of big ships, etc.
- Tantalum metal is mainly used in the manufacturing of electron components. Its Oxide layer acts as an insulator.
- Tantalum metal is also used in surgical transplant like replacement of bone, skull plates and as a woven gauze.
5.1.2 Industrial Uses
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry
Electrical Industry, Electronic Industry
5.1.3 Medical Uses
Dentistry, Surgical Instruments Manufacturing
NA
5.1.4 Other Uses
Alloys, Jewellery, Sculptures, Statues
Alloys
5.2 Biological Properties
5.2.1 Toxicity
5.2.2 Present in Human Body
5.2.3 In Blood
0.05 Blood/mg dm-3NA
0
1970
6.2.4 In Bone
7 Physical
7.1 Melting Point
1,660.00 °C2,996.00 °C
27
3410
9.2 Boiling Point
3,287.00 °C5,425.00 °C
147
5660
9.4 Appearance
9.4.1 Physical State
9.4.2 Color
Silvery Gray-White
Gray Blue
9.4.3 Luster
9.5 Hardness
9.5.1 Mohs Hardness
9.5.2 Brinell Hardness
716.00 MPa440.00 MPa
0.14
3490
10.1.1 Vickers Hardness
830.00 MPa870.00 MPa
121
3430
10.3 Speed of Sound
5,090.00 m/s3,400.00 m/s
818
16200
10.6 Optical Properties
10.6.1 Refractive Index
10.6.2 Reflectivity
10.8 Allotropes
10.8.1 α Allotropes
Not Available
Not Available
10.8.2 β Allotropes
Not Available
Not Available
10.8.3 γ Allotropes
Not Available
Not Available
11 Chemical
11.1 Chemical Formula
11.2 Isotopes
11.2.1 Known Isotopes
11.4 Electronegativity
11.4.1 Pauling Electronegativity
12.2.2 Sanderson Electronegativity
12.3.1 Allred Rochow Electronegativity
12.5.2 Mulliken-Jaffe Electronegativity
13.2.2 Allen Electronegativity
13.3 Electropositivity
13.3.1 Pauling Electropositivity
13.5 Ionization Energies
13.5.1 1st Energy Level
658.80 kJ/mol761.00 kJ/mol
375.7
26130
13.5.4 2nd Energy Level
1,309.80 kJ/mol1,500.00 kJ/mol
710.2162
28750
13.5.5 3rd Energy Level
2,652.50 kJ/molNA
1600
34230
13.6.3 4th Energy Level
4,174.60 kJ/molNA
2780
37066
13.7.2 5th Energy Level
9,581.00 kJ/molNA
4305.2
97510
13.7.5 6th Energy Level
11,533.00 kJ/molNA
5715.8
105800
13.8.2 7th Energy level
13,590.00 kJ/molNA
7226.8
114300
13.9.2 8th Energy Level
16,440.00 kJ/molNA
8857.4
125300
13.9.5 9th Energy Level
18,530.00 kJ/molNA
14110
134700
13.9.7 10th Energy Level
20,833.00 kJ/molNA
17100
144300
13.9.9 11th Energy Level
25,575.00 kJ/molNA
19900
169988
13.9.11 12th Energy Level
28,125.00 kJ/molNA
22219
189368
13.9.14 13th Energy Level
76,015.00 kJ/molNA
26930
76015
13.9.16 14th Energy Level
83,280.00 kJ/molNA
29196
86450
13.9.19 15th Energy Level
90,880.00 kJ/molNA
41987
97510
13.9.23 16th Energy Level
100,700.00 kJ/molNA
47206
109480
13.9.26 17th Energy Level
109,100.00 kJ/molNA
52737
122200
13.9.29 18th Energy Level
117,800.00 kJ/molNA
58570
134810
13.9.32 19th Energy Level
129,900.00 kJ/molNA
64702
148700
13.9.35 20th Energy Level
137,530.00 kJ/molNA
80400
171200
13.9.36 21st Energy Level
13.9.39 22nd Energy Level
13.9.40 23rd Energy Level
13.9.41 24th Energy Level
13.9.44 25th Energy Level
13.9.45 26th Energy Level
13.9.47 27th Energy Level
13.9.49 28th Energy Level
13.9.51 29th Energy Level
13.9.52 30th Energy Level
13.10 Electrochemical Equivalent
0.45 g/amp-hr1.35 g/amp-hr
0.16812
8.3209
13.11 Electron Work Function
13.12 Other Chemical Properties
Chemical Stability, Ionization
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility
14 Atomic
14.1 Atomic Number
14.2 Electron Configuration
[Ar] 3d2 4s2
[Xe] 4f14 5d3 6s2
14.3 Crystal Structure
Hexagonal Close Packed (HCP)
Body Centered Cubic (BCC)
14.3.1 Crystal Lattice
14.4 Atom
14.4.1 Number of Protons
14.4.4 Number of Neutrons
14.4.6 Number of Electrons
14.5 Radius of an Atom
14.5.1 Atomic Radius
147.00 pm146.00 pm
112
265
14.5.4 Covalent Radius
160.00 pm170.00 pm
96
260
14.5.6 Van der Waals Radius
200.00 pm200.00 pm
139
348
14.6 Atomic Weight
47.87 amu180.95 amu
6.94
294
14.7 Atomic Volume
10.64 cm3/mol10.90 cm3/mol
1.39
71.07
14.8 Adjacent Atomic Numbers
14.8.1 Previous Element
14.8.2 Next Element
14.9 Valence Electron Potential
95.20 (-eV)110.00 (-eV)
8
392.42
14.10 Lattice Constant
295.08 pm330.13 pm
228.58
891.25
14.11 Lattice Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
14.12 Lattice C/A Ratio
15 Mechanical
15.1 Density
15.1.1 Density At Room Temperature
4.51 g/cm316.69 g/cm3
0.534
40.7
15.1.4 Density When Liquid (at m.p.)
4.11 g/cm315.00 g/cm3
0.512
20
15.3 Tensile Strength
15.5 Viscosity
15.7 Vapor Pressure
15.7.1 Vapor Pressure at 1000 K
16.2.1 Vapor Pressure at 2000 K
0.98 (Pa)0.00 (Pa)
2.62E-10
774
16.6 Elasticity properties
16.6.1 Shear Modulus
44.00 GPa69.00 GPa
1.3
222
17.1.2 Bulk Modulus
110.00 GPa200.00 GPa
1.6
462
17.4.2 Young's Modulus
116.00 GPa186.00 GPa
1.7
528
17.5 Poisson Ratio
17.6 Other Mechanical Properties
18 Magnetic
18.1 Magnetic Characteristics
18.1.1 Specific Gravity
18.2.2 Magnetic Ordering
Paramagnetic
Paramagnetic
18.2.3 Permeability
18.3.2 Susceptibility
18.4 Electrical Properties
18.4.1 Electrical Property
18.4.2 Resistivity
420.00 nΩ·m131.00 nΩ·m
0.18
961
18.5.1 Electrical Conductivity
0.02 106/cm Ω0.08 106/cm Ω
0.00666
0.63
18.9.1 Electron Affinity
7.60 kJ/mol31.00 kJ/mol
0
222.8
19 Thermal
19.1 Specific Heat
0.52 J/(kg K)0.14 J/(kg K)
0.11
3.6
20.4 Molar Heat Capacity
25.06 J/mol·K25.36 J/mol·K
16.443
62.7
20.7 Thermal Conductivity
21.90 W/m·K57.50 W/m·K
6.3
429
20.12 Critical Temperature
21.2 Thermal Expansion
8.60 µm/(m·K)6.30 µm/(m·K)
4.5
97
21.3 Enthalpy
21.3.1 Enthalpy of Vaporization
429.00 kJ/mol753.10 kJ/mol
7.32
799.1
22.2.1 Enthalpy of Fusion
15.48 kJ/mol31.40 kJ/mol
2.1
35.23
22.3.1 Enthalpy of Atomization
468.60 kJ/mol782.00 kJ/mol
61.5
837
22.6 Standard Molar Entropy
27.30 J/mol.K41.50 J/mol.K
9.5
198.1