1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.4 Block
1.5 Element Family
Transition Metal
Transition Metal
1.6 CAS Number
74402577440064
7429905
54386242
1.8 Space Group Name
1.9 Space Group Number
2 Facts
2.1 Interesting Facts
- Tantalum metal is known as corrosion resistance.
- Tantalum metal can easily fabricated and It is a good conductor of heat and electricity.
- Platinum is the rarest metal from the Precious metal categories..
- Commercially Platinum is produced as a byproduct in ores of nickel.
2.2 Sources
Found in Minerals, Mining, Ores of Minerals
Mining, Ores of metals, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Anders Gustaf Ekeberg
Antonio de Ulloa
2.3.2 Discovery
2.4 Abundance
2.4.1 Abundance In Universe
8 * 10-9 %5 * 10-7 %
5E-09
0.11
2.4.2 Abundance In Sun
~-9999 %~0.0000009 %
1E-08
0.1
3.4.2 Abundance In Meteorites
3.4.4 Abundance In Earth's Crust
3.4.6 Abundance In Oceans
3.4.8 Abundance In Humans
4 Uses
4.1 Uses & Benefits
- 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.
- Platinum metal is mainly used in jewellery.
-
Platinum is used as an industrial catalyst in production of nitric acid, silicone and benzene.
4.1.1 Industrial Uses
Electrical Industry, Electronic Industry
Aerospace Industry, Chemical Industry
4.1.2 Medical Uses
NA
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing
4.1.3 Other Uses
Alloys
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues
4.2 Biological Properties
4.2.1 Toxicity
4.2.2 Present in Human Body
4.2.3 In Blood
4.2.5 In Bone
6 Physical
6.1 Melting Point
2,996.00 °C1,772.00 °C
27
3410
6.2 Boiling Point
5,425.00 °C3,827.00 °C
147
5660
7.2 Appearance
7.2.1 Physical State
7.2.2 Color
7.2.3 Luster
7.3 Hardness
7.3.1 Mohs Hardness
7.4.1 Brinell Hardness
440.00 MPa300.00 MPa
0.14
3490
7.5.3 Vickers Hardness
870.00 MPa400.00 MPa
121
3430
7.7 Speed of Sound
3,400.00 m/s2,800.00 m/s
818
16200
7.8 Optical Properties
7.8.1 Refractive Index
7.8.3 Reflectivity
7.9 Allotropes
7.9.1 α Allotropes
Not Available
Not Available
7.9.2 β Allotropes
Not Available
Not Available
7.9.3 γ Allotropes
Not Available
Not Available
8 Chemical
8.1 Chemical Formula
8.2 Isotopes
8.2.1 Known Isotopes
8.4 Electronegativity
8.4.1 Pauling Electronegativity
8.5.3 Sanderson Electronegativity
9.2.2 Allred Rochow Electronegativity
9.2.3 Mulliken-Jaffe Electronegativity
9.3.2 Allen Electronegativity
9.4 Electropositivity
9.4.1 Pauling Electropositivity
9.5 Ionization Energies
9.5.1 1st Energy Level
761.00 kJ/mol870.00 kJ/mol
375.7
26130
9.5.3 2nd Energy Level
1,500.00 kJ/mol1,791.00 kJ/mol
710.2162
28750
9.5.5 3rd Energy Level
9.6.2 4th Energy Level
9.7.2 5th Energy Level
9.7.4 6th Energy Level
9.7.6 7th Energy level
9.7.7 8th Energy Level
9.7.9 9th Energy Level
9.7.11 10th Energy Level
9.7.13 11th Energy Level
9.7.15 12th Energy Level
9.7.17 13th Energy Level
9.7.20 14th Energy Level
9.7.22 15th Energy Level
9.7.23 16th Energy Level
9.7.25 17th Energy Level
9.7.27 18th Energy Level
9.7.29 19th Energy Level
9.7.31 20th Energy Level
9.7.32 21st Energy Level
9.7.34 22nd Energy Level
9.7.36 23rd Energy Level
9.7.38 24th Energy Level
9.7.39 25th Energy Level
9.7.42 26th Energy Level
9.7.44 27th Energy Level
9.7.46 28th Energy Level
9.7.47 29th Energy Level
9.7.49 30th Energy Level
9.8 Electrochemical Equivalent
1.35 g/amp-hr1.82 g/amp-hr
0.16812
8.3209
9.9 Electron Work Function
9.10 Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility
Chemical Stability, Anti Corrosion, Ionization
10 Atomic
10.1 Atomic Number
10.2 Electron Configuration
[Xe] 4f14 5d3 6s2
[Xe] 4f14 5d9 6s1
10.3 Crystal Structure
Body Centered Cubic (BCC)
Face Centered Cubic (FCC)
10.3.1 Crystal Lattice
10.4 Atom
10.4.1 Number of Protons
10.5.1 Number of Neutrons
10.6.1 Number of Electrons
11.2 Radius of an Atom
11.2.1 Atomic Radius
146.00 pm139.00 pm
112
265
11.2.2 Covalent Radius
170.00 pm136.00 pm
96
260
11.5.2 Van der Waals Radius
200.00 pm175.00 pm
139
348
11.6 Atomic Weight
180.95 amu47.87 amu
6.94
294
11.7 Atomic Volume
10.90 cm3/mol9.09 cm3/mol
1.39
71.07
11.8 Adjacent Atomic Numbers
11.8.1 Previous Element
11.8.2 Next Element
11.9 Valence Electron Potential
110.00 (-eV)392.42 (-eV)
8
392.42
11.11 Lattice Constant
330.13 pm392.42 pm
228.58
891.25
11.12 Lattice Angles
π/2, π/2, π/2
π/2, π/2, π/2
11.13 Lattice C/A Ratio
12 Mechanical
12.1 Density
12.1.1 Density At Room Temperature
16.69 g/cm321.45 g/cm3
0.534
40.7
12.2.1 Density When Liquid (at m.p.)
15.00 g/cm319.77 g/cm3
0.512
20
12.5 Tensile Strength
12.6 Viscosity
12.8 Vapor Pressure
12.8.1 Vapor Pressure at 1000 K
12.10.1 Vapor Pressure at 2000 K
0.00 (Pa)0.07 (Pa)
2.62E-10
774
13.2 Elasticity properties
13.2.1 Shear Modulus
69.00 GPa61.00 GPa
1.3
222
13.2.3 Bulk Modulus
200.00 GPa230.00 GPa
1.6
462
13.3.1 Young's Modulus
186.00 GPa168.00 GPa
1.7
528
13.6 Poisson Ratio
13.7 Other Mechanical Properties
Ductile
Ductile, Malleable
14 Magnetic
14.1 Magnetic Characteristics
14.1.1 Specific Gravity
14.1.3 Magnetic Ordering
Paramagnetic
Paramagnetic
14.1.4 Permeability
NA0.00 H/m
1.25643E-06
0.0063
14.2.2 Susceptibility
14.3 Electrical Properties
14.3.1 Electrical Property
14.3.2 Resistivity
131.00 nΩ·m105.00 nΩ·m
0.18
961
14.3.4 Electrical Conductivity
0.08 106/cm Ω0.10 106/cm Ω
0.00666
0.63
14.3.5 Electron Affinity
31.00 kJ/mol205.30 kJ/mol
0
222.8
15 Thermal
15.1 Specific Heat
0.14 J/(kg K)0.13 J/(kg K)
0.11
3.6
16.2 Molar Heat Capacity
25.36 J/mol·K25.86 J/mol·K
16.443
62.7
16.3 Thermal Conductivity
57.50 W/m·K71.60 W/m·K
6.3
429
16.5 Critical Temperature
16.6 Thermal Expansion
6.30 µm/(m·K)8.80 µm/(m·K)
4.5
97
16.7 Enthalpy
16.7.1 Enthalpy of Vaporization
753.10 kJ/mol510.50 kJ/mol
7.32
799.1
16.7.3 Enthalpy of Fusion
31.40 kJ/mol19.70 kJ/mol
2.1
35.23
17.1.1 Enthalpy of Atomization
782.00 kJ/mol565.00 kJ/mol
61.5
837
17.3 Standard Molar Entropy
41.50 J/mol.K41.60 J/mol.K
9.5
198.1