1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.4 Block
1.5 Element Family
Post-Transition
Transition Metal
1.6 CAS Number
540851647440031
7429905
54386242
1.7 Space Group Name
1.8 Space Group Number
2 Facts
2.1 Interesting Facts
Not Available
- Niobium metal was used to get called Columbium in past.
- Niobium metal found freely in nature (abundance).
2.2 Sources
NA
By-product of Tin Extraction, Found in Minerals, Mining, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory
Charles Hatchett
2.3.2 Discovery
2.4 Abundance
2.4.1 Abundance In Universe
2.4.2 Abundance In Sun
~-9999 %~0.0000004 %
1E-08
0.1
2.4.3 Abundance In Meteorites
2.4.4 Abundance In Earth's Crust
2.4.5 Abundance In Oceans
2.4.6 Abundance In Humans
3 Uses
3.1 Uses & Benefits
- Currently known uses of Flerovium metal are limited to research purpose only.
- Niobium alloys are used in jet engines and rockets and spacecraft, beams and girders for buildings and oil and gas pipelines.
- It is used superconducting magnets in particles accelerators, NMR and MRI equipment.
3.1.1 Industrial Uses
NA
Aerospace Industry, Ammunition Industry, Electrical Industry, Electronic Industry
3.1.2 Medical Uses
3.1.3 Other Uses
Alloys, Research Purposes
Alloys
3.2 Biological Properties
3.2.1 Toxicity
3.2.2 Present in Human Body
3.2.3 In Blood
NA0.01 Blood/mg dm-3
0
1970
3.2.4 In Bone
4 Physical
4.1 Melting Point
67.00 °C2,468.00 °C
27
3410
4.2 Boiling Point
147.00 °C2,468.00 °C
147
5660
4.3 Appearance
4.3.1 Physical State
4.3.2 Color
4.3.3 Luster
4.4 Hardness
4.4.1 Mohs Hardness
4.4.2 Brinell Hardness
4.4.3 Vickers Hardness
4.5 Speed of Sound
4.6 Optical Properties
4.6.1 Refractive Index
4.6.2 Reflectivity
4.7 Allotropes
4.7.1 α Allotropes
Not Available
Not Available
4.7.2 β Allotropes
Not Available
Not Available
4.7.3 γ Allotropes
Not Available
Not Available
5 Chemical
5.1 Chemical Formula
5.2 Isotopes
5.2.1 Known Isotopes
5.3 Electronegativity
5.3.1 Pauling Electronegativity
5.3.2 Sanderson Electronegativity
5.3.3 Allred Rochow Electronegativity
5.3.4 Mulliken-Jaffe Electronegativity
5.3.5 Allen Electronegativity
5.4 Electropositivity
5.4.1 Pauling Electropositivity
5.5 Ionization Energies
5.5.1 1st Energy Level
823.90 kJ/mol652.10 kJ/mol
375.7
26130
5.5.2 2nd Energy Level
1,601.60 kJ/mol1,380.00 kJ/mol
710.2162
28750
5.5.3 3rd Energy Level
3,367.30 kJ/mol2,416.00 kJ/mol
1600
34230
5.5.4 4th Energy Level
4,399.70 kJ/mol3,700.00 kJ/mol
2780
37066
5.5.5 5th Energy Level
5,847.00 kJ/mol4,877.00 kJ/mol
4305.2
97510
5.5.6 6th Energy Level
NA9,847.00 kJ/mol
5715.8
105800
5.5.7 7th Energy level
NA12,100.00 kJ/mol
7226.8
114300
5.5.8 8th Energy Level
5.5.9 9th Energy Level
5.5.10 10th Energy Level
5.5.11 11th Energy Level
5.5.12 12th Energy Level
5.5.13 13th Energy Level
5.5.14 14th Energy Level
5.5.15 15th Energy Level
5.5.16 16th Energy Level
5.5.17 17th Energy Level
5.5.18 18th Energy Level
5.5.19 19th Energy Level
5.5.20 20th Energy Level
5.5.21 21st Energy Level
5.5.22 22nd Energy Level
5.5.23 23rd Energy Level
5.5.24 24th Energy Level
5.5.25 25th Energy Level
5.5.26 26th Energy Level
5.5.27 27th Energy Level
5.5.28 28th Energy Level
5.5.29 29th Energy Level
5.5.30 30th Energy Level
5.6 Electrochemical Equivalent
NA0.69 g/amp-hr
0.16812
8.3209
5.7 Electron Work Function
5.8 Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility
6 Atomic
6.1 Atomic Number
6.2 Electron Configuration
[Rn] 5f14 6d10 7s2 7p2
[Kr] 4d4 5s1
6.3 Crystal Structure
Not Known
Body Centered Cubic (BCC)
6.3.1 Crystal Lattice
6.4 Atom
6.4.1 Number of Protons
6.4.2 Number of Neutrons
6.4.3 Number of Electrons
6.5 Radius of an Atom
6.5.1 Atomic Radius
180.00 pm146.00 pm
112
265
6.5.2 Covalent Radius
171.00 pm164.00 pm
96
260
6.5.3 Van der Waals Radius
6.6 Atomic Weight
289.00 amu92.91 amu
6.94
294
6.7 Atomic Volume
NA10.87 cm3/mol
1.39
71.07
6.8 Adjacent Atomic Numbers
6.8.1 Previous Element
6.8.2 Next Element
6.9 Valence Electron Potential
6.10 Lattice Constant
NA330.04 pm
228.58
891.25
6.11 Lattice Angles
6.12 Lattice C/A Ratio
7 Mechanical
7.1 Density
7.1.1 Density At Room Temperature
14.00 g/cm38.57 g/cm3
0.534
40.7
7.1.2 Density When Liquid (at m.p.)
7.2 Tensile Strength
7.3 Viscosity
7.4 Vapor Pressure
7.4.1 Vapor Pressure at 1000 K
7.4.2 Vapor Pressure at 2000 K
7.5 Elasticity properties
7.5.1 Shear Modulus
7.5.2 Bulk Modulus
7.5.3 Young's Modulus
7.6 Poisson Ratio
7.7 Other Mechanical Properties
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
8.1.2 Magnetic Ordering
8.1.3 Permeability
8.1.4 Susceptibility
8.2 Electrical Properties
8.2.1 Electrical Property
8.2.2 Resistivity
8.2.3 Electrical Conductivity
NA0.07 106/cm Ω
0.00666
0.63
8.2.4 Electron Affinity
9 Thermal
9.1 Specific Heat
9.2 Molar Heat Capacity
NA24.60 J/mol·K
16.443
62.7
9.3 Thermal Conductivity
9.4 Critical Temperature
9.5 Thermal Expansion
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
NA696.60 kJ/mol
7.32
799.1
9.6.2 Enthalpy of Fusion
9.6.3 Enthalpy of Atomization
9.7 Standard Molar Entropy
NA36.40 J/mol.K
9.5
198.1