Element Family
Lanthanide
Post-Transition
Space Group Name
P63/mmc
Cmca
Interesting Facts
- Gadolinium is not found free in nature, hence it is not a native metal.
- Gadolinium metal found in minerals like Monazite and Bastnaesite.
- A gram of Gallium metal can be bought for only three dollars.
- Gallium metal found in ores of following things Coal, Bauxite, Diaspore, Sphalerite, Germanite and Zinc.
Sources
Found in Minerals, Mining
Earth's crust, Found in Minerals, Mining, Ores of Minerals
Who Discovered
Jean Charles Galissard de Marignac
Lecoq de Boisbaudran
Discovery
In 1880
In 1875
Abundance In Earth's Crust
Uses & Benefits
- Its alloys are also used in making Magnets, electronic components and Data storage devices.
- Compound of Gadolinium metal are used in magnetic resonance imaging (MRI).
- Gallium arsenide is a very important component of many semiconductors and led manufacturing.
- Gallium nitride is also know as a semiconductor and it is used in Blu-ray technology, mobile smartphones and LED.
Industrial Uses
Aerospace Industry, Electrical Industry, Electronic Industry
Electrical Industry, Electronic Industry
Medical Uses
NA
Surgical Instruments Manufacturing
Toxicity
Non Toxic
Non Toxic
Present in Human Body
No
Yes
Physical State
Solid
Solid
Color
Silvery White
Silvery White
Mohs Hardness
Not Available
Brinell Hardness
Not Available
Vickers Hardness
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
Mulliken-Jaffe Electronegativity
Not Available
Allen Electronegativity
Not Available
Pauling Electropositivity
Electrochemical Equivalent
Other Chemical Properties
Corrosion, Flammable, Ionization, Radioactive Isotopes
Ionization, Radioactive Isotopes
Electron Configuration
[Xe] 4f7 5d1 6s2
[Ar] 3d10 4s2 4p1
Crystal Structure
Hexagonal Close Packed (HCP)
Orthorhombic (ORTH)
Crystal Lattice
HCP-Crystal-Structure-of-Gadolinium.jpg#100
ORTH-Crystal-Structure-of-Gallium.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
Density At Room Temperature
Density When Liquid (at m.p.)
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
Other Mechanical Properties
Ductile, Malleable
NA
Magnetic Ordering
Ferromagnetic
Diamagnetic
Electrical Property
Conductor
Semiconductor
Critical Temperature
Not Available
Not Available