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Re Element
Rhenium


Periodic Table
0
Symbol
Re 0
Group Number
7 11
Period Number
6 2
Block
d block 0
Element Family
Transition Metal 0
CAS Number
7440155 64
Space Group Name
P63/mmc 0
Space Group Number
194.00 5
Facts
0
Interesting Facts
  • Chemical properties of Rhenium are similar to Manganese.
  • Rhenium metal is created while refining Molybdenum.
0
Sources
Found in Minerals, Mining, Ores of Minerals 0
History
0
Who Discovered
Masataka Ogawa 0
Discovery
In 1908 0
Abundance
0
Abundance In Universe
2 * 10-8 % 29
Abundance In Sun
~0.00000001 % 29
Abundance In Meteorites
0.00 % 44
Abundance In Earth's Crust
0.00 % 52
Abundance In Oceans
0.00 % 34
Abundance In Humans
Not Available 0
Uses
0
Uses & Benefits
  • Alloys of Rhenium are used as an electric contact material. It can resist withstand arc corrosion.
  • Its catalysts are used in hydrogenation of fine chemicals. Its Alloy with nickel is used to produce turbine blades.
0
Industrial Uses
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry 0
Medical Uses
NA 0
Other Uses
Alloys 0
Biological Properties
0
Toxicity
Low Toxic 0
Present in Human Body
No 0
In Blood
Not Available 0
In Bone
Not Available 0
Physical
0
Melting Point
3,180.00 °C 2
Boiling Point
5,627.00 °C 2
Appearance
0
Physical State
Solid 0
Color
Silvery Gray 0
Luster
Metallic 0
Hardness
0
Mohs Hardness
7.00 3
Brinell Hardness
1,320.00 MPa 8
Vickers Hardness
1,350.00 MPa 7
Speed of Sound
4,700.00 m/s 15
Optical Properties
0
Refractive Index
Not Available 0
Reflectivity
Not Available 0
Allotropes
No 0
α Allotropes
Not Available 0
β Allotropes
Not Available 0
γ Allotropes
Not Available 0
Chemical
0
Chemical Formula
Re 0
Isotopes
0
Known Isotopes
33 6
Electronegativity
0
Pauling Electronegativity
1.90 11
Sanderson Electronegativity
Not Available 0
Allred Rochow Electronegativity
1.46 15
Mulliken-Jaffe Electronegativity
Not Available 0
Allen Electronegativity
1.60 21
Electropositivity
0
Pauling Electropositivity
2.10 42
Ionization Energies
0
1st Energy Level
760.00 kJ/mol 20
2nd Energy Level
1,260.00 kJ/mol 55
3rd Energy Level
2,510.00 kJ/mol 45
4th Energy Level
3,640.00 kJ/mol 50
5th Energy Level
Not Available 0
6th Energy Level
Not Available 0
7th Energy level
Not Available 0
8th Energy Level
Not Available 0
9th Energy Level
Not Available 0
10th Energy Level
Not Available 0
11th Energy Level
Not Available 0
12th Energy Level
Not Available 0
13th Energy Level
Not Available 0
14th Energy Level
Not Available 0
15th Energy Level
Not Available 0
16th Energy Level
Not Available 0
17th Energy Level
Not Available 0
18th Energy Level
Not Available 0
19th Energy Level
Not Available 0
20th Energy Level
Not Available 0
21st Energy Level
Not Available 0
22nd Energy Level
Not Available 0
23rd Energy Level
Not Available 0
24th Energy Level
Not Available 0
25th Energy Level
Not Available 0
26th Energy Level
Not Available 0
27th Energy Level
Not Available 0
28th Energy Level
Not Available 0
29th Energy Level
Not Available 0
30th Energy Level
Not Available 0
Electrochemical Equivalent
0.99 g/amp-hr 59
Electron Work Function
4.96 eV 7
Other Chemical Properties
Corrosion, Ionization, Radioactive Isotopes, Solubility 0
Atomic
0
Atomic Number
75 41
Electron Configuration
[Xe] 4f14 5d5 6s2 0
Crystal Structure
Hexagonal Close Packed (HCP) 0
Crystal Lattice
BCC-Crystal-Structure-.jpg#100 0
Atom
0
Number of Protons
75 40
Number of Neutrons
111 26
Number of Electrons
75 40
Radius of an Atom
0
Atomic Radius
137.00 pm 40
Covalent Radius
151.00 pm 34
Van der Waals Radius
200.00 pm 28
Atomic Weight
186.21 amu 36
Atomic Volume
8.85 cm3/mol 55
Adjacent Atomic Numbers
0
Previous Element
32 0
Next Element
44 0
Valence Electron Potential
180.00 (-eV) 3
Lattice Constant
276.10 pm 64
Lattice Angles
π/2, π/2, 2 π/3 0
Lattice C/A Ratio
1.62 3
Mechanical
0
Density
0
Density At Room Temperature
21.02 g/cm3 12
Density When Liquid (at m.p.)
18.90 g/cm3 4
Tensile Strength
1,070.00 MPa 3
Viscosity
Not Available 0
Vapor Pressure
0
Vapor Pressure at 1000 K
Not Available 0
Vapor Pressure at 2000 K
0.00 (Pa) 29
Elasticity properties
0
Shear Modulus
178.00 GPa 3
Bulk Modulus
370.00 GPa 2
Young's Modulus
463.00 GPa 2
Poisson Ratio
0.30 14
Other Mechanical Properties
Ductile, Malleable 0
Magnetic
0
Magnetic Characteristics
0
Specific Gravity
21.02 5
Magnetic Ordering
Paramagnetic 0
Permeability
Not Available 0
Susceptibility
Not Available 0
Electrical Properties
0
Electrical Property
Conductor 0
Resistivity
193.00 nΩ·m 20
Electrical Conductivity
0.05 106/cm Ω 33
Electron Affinity
14.50 kJ/mol 35
Thermal
0
Specific Heat
0.13 J/(kg K) 39
Molar Heat Capacity
25.48 J/mol·K 38
Thermal Conductivity
48.00 W/m·K 31
Critical Temperature
Not Available 0
Thermal Expansion
6.20 µm/(m·K) 53
Enthalpy
0
Enthalpy of Vaporization
707.10 kJ/mol 3
Enthalpy of Fusion
33.05 kJ/mol 2
Enthalpy of Atomization
791.00 kJ/mol 2
Standard Molar Entropy
36.90 J/mol.K 41
Summary >>
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