Group Number
Not Available
Element Family
Transition Metal
Actinide
Space Group Name
P63/mmc
Pnma
Interesting Facts
- The only metal which burns in Nitrogen is Titanium.
- Titanium is also known as corrosion resistant metal.
Not Available
Sources
Found in Minerals, Mining
Made by Bombarding Uranium with Neutrons, Ores of metals
Who Discovered
W. Gregor & J. Berzelius
Edwin McMillan and Philip H. Abelson
Discovery
In 1791
In 1940
Abundance In Universe
Not Available
Abundance In Sun
~-9999 %
Abundance In Meteorites
Not Available
Abundance In Earth's Crust
Not Available
Abundance In Oceans
Not Available
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.
- Currently known uses of Neptunium metal are limited to research purpose only.
-
Neptunium’s isotope neptunium-237 is used as a neutron detectors.
Industrial Uses
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry
NA
Medical Uses
Dentistry, Surgical Instruments Manufacturing
NA
Other Uses
Alloys, Jewellery, Sculptures, Statues
Alloys, Nuclear Research, Research Purposes
Present in Human Body
Yes
No
Physical State
Solid
Solid
Color
Silvery Gray-White
Silver
Mohs Hardness
Not Available
Brinell Hardness
Not Available
Vickers Hardness
Not Available
Speed of Sound
Not Available
α Allotropes
Not Available
Not Available
β Allotropes
Not Available
Not Available
γ Allotropes
Not Available
Not Available
Pauling Electronegativity
Sanderson Electronegativity
Not Available
Allred Rochow Electronegativity
Allen Electronegativity
Not Available
Pauling Electropositivity
5th Energy Level
Not Available
6th Energy Level
Not Available
7th Energy level
Not Available
8th Energy Level
Not Available
9th Energy Level
Not Available
10th Energy Level
Not Available
11th Energy Level
Not Available
12th Energy Level
Not Available
13th Energy Level
Not Available
14th Energy Level
Not Available
15th Energy Level
Not Available
16th Energy Level
Not Available
17th Energy Level
Not Available
18th Energy Level
Not Available
19th Energy Level
Not Available
20th Energy Level
Not Available
Electrochemical Equivalent
Electron Work Function
Not Available
Other Chemical Properties
Chemical Stability, Ionization
Ionization, Radioactive Isotopes, Radioactivity, Solubility
Electron Configuration
[Ar] 3d2 4s2
[Rn] 5f4 6d1 7s2
Crystal Structure
Hexagonal Close Packed (HCP)
Orthorhombic (ORTH)
Crystal Lattice
HCP-Crystal-Structure-of-Titanium.jpg#100
ORTH-Crystal-Structure-of-Neptunium.jpg#100
Valence Electron Potential
Lattice Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Lattice C/A Ratio
Not Available
Not Available
Density At Room Temperature
Density When Liquid (at m.p.)
Not Available
Viscosity
Not Available
Not Available
Shear Modulus
Not Available
Bulk Modulus
Not Available
Young's Modulus
Not Available
Poisson Ratio
Not Available
Other Mechanical Properties
Ductile
Ductile
Magnetic Ordering
Paramagnetic
Paramagnetic
Electrical Property
Poor Conductor
Conductor
Electron Affinity
Not Available
Critical Temperature
Not Available
Not Available
Thermal Expansion
Not Available
Enthalpy of Vaporization
Not Available
Enthalpy of Atomization
Not Available
Standard Molar Entropy
Not Available