Group Number
Not Available
Element Family
Transition Metal
Actinide
Space Group Name
Im_ 3m
Not Available
Space Group Number
Not Available
Interesting Facts
- Tantalum metal is known as corrosion resistance.
- Tantalum metal can easily fabricated and It is a good conductor of heat and electricity.
- Mendelevium metal is synthetically produced metal.
- Mendelevium metal has been produced in only trace amount.
Sources
Found in Minerals, Mining, Ores of Minerals
Bombarding Einsteinium with Helium Ions
Who Discovered
Anders Gustaf Ekeberg
Lawrence Berkeley National Laboratory
Discovery
In 1802
In 1955
Abundance In Universe
Not Available
Abundance In Meteorites
Not Available
Abundance In Earth's Crust
Not Available
Abundance In Oceans
Not Available
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.
- Currently known uses of Mendelevium metal are limited to research purpose only.
Industrial Uses
Electrical Industry, Electronic Industry
NA
Toxicity
Low Toxic
Unknown
Present in Human Body
Yes
No
Boiling Point
Not Available
Physical State
Solid
Solid
Mohs Hardness
Not Available
Brinell Hardness
Not Available
Vickers Hardness
Not Available
Speed of Sound
Not Available
Reflectivity
Not Available
α Allotropes
Not Available
Not Available
β Allotropes
Not Available
Not Available
γ Allotropes
Not Available
Not Available
Pauling Electronegativity
Allred Rochow Electronegativity
Allen Electronegativity
Not Available
Pauling Electropositivity
3rd Energy Level
Not Available
4th Energy Level
Not Available
Electrochemical Equivalent
Electron Work Function
Not Available
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility
Ionization, Radioactive Isotopes, Radioactivity
Electron Configuration
[Xe] 4f14 5d3 6s2
[Rn] 5f13 7s2
Crystal Structure
Body Centered Cubic (BCC)
Not Known
Crystal Lattice
BCC-Crystal-Structure-.jpg#100
Unknown-Crystal-Structure-of-Mendelevium.jpg#100
Atomic Radius
Not Available
Covalent Radius
Not Available
Atomic Volume
Not Available
Valence Electron Potential
Not Available
Lattice Constant
Not Available
Lattice Angles
π/2, π/2, π/2
NA
Lattice C/A Ratio
Not Available
Not Available
Density At Room Temperature
Not Available
Density When Liquid (at m.p.)
Not Available
Tensile Strength
Not Available
Not Available
Viscosity
Not Available
Not Available
Vapor Pressure at 2000 K
Not Available
Shear Modulus
Not Available
Bulk Modulus
Not Available
Young's Modulus
Not Available
Poisson Ratio
Not Available
Other Mechanical Properties
Ductile
Unknown
Specific Gravity
Not Available
Magnetic Ordering
Paramagnetic
Unknown
Electrical Property
Conductor
Unknown
Resistivity
Not Available
Electrical Conductivity
Not Available
Electron Affinity
Not Available
Specific Heat
Not Available
Molar Heat Capacity
Not Available
Thermal Conductivity
Not Available
Critical Temperature
Not Available
Not Available
Thermal Expansion
Not Available
Enthalpy of Vaporization
Not Available
Enthalpy of Fusion
Not Available
Enthalpy of Atomization
Not Available
Standard Molar Entropy
Not Available