×

Bohrium
Bohrium

Rhenium
Rhenium



ADD
Compare
X
Bohrium
X
Rhenium

Bohrium Rhenium Comparison

Add ⊕
1 Periodic Table
1.1 Symbol
Bh
Re
1.2 Group Number
77
Gadolinium Metal
0 17
1.3 Period Number
76
Lithium Metal
2 7
1.3 Block
d block
d block
1.4 Element Family
Transition Metal
Transition Metal
1.5 CAS Number
540371487440155
Aluminium Metal
7429905 54386242
1.7 Space Group Name
Not Available
P63/mmc
1.8 Space Group Number
NA194.00
Plutonium Metal
11 229
2 Facts
2.1 Interesting Facts
  • Bohrium metal is also known as Unnilseptium (Uns) and Nielsbohrium (Ns).
  • Chemical properties of Rhenium are similar to Manganese.
  • Rhenium metal is created while refining Molybdenum.
2.2 Sources
Found in Minerals, Mining, Synthetically Produced
Found in Minerals, Mining, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Gesellschaft für Schwerionenforschung
Masataka Ogawa
2.3.2 Discovery
In 1981
In 1908
2.4 Abundance
2.4.1 Abundance In Universe
NA2 * 10-8 %
Thallium Metal
5E-09 0.11
2.6.1 Abundance In Sun
~-9999 %~0.00000001 %
Beryllium Metal
1E-08 0.1
2.6.2 Abundance In Meteorites
NA0.00 %
Gold Metal
1.7E-07 22
3.4.2 Abundance In Earth's Crust
NA0.00 %
Radium Metal
9.9E-12 8.1
3.4.4 Abundance In Oceans
NA0.00 %
Protactinium Metal
2E-23 1.1
3.4.7 Abundance In Humans
NANA
Radium Metal
1E-13 1.4
4 Uses
4.1 Uses & Benefits
  • Currently known uses of Bohrium metal are limited to research purpose only.
  • 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.
4.1.1 Industrial Uses
NA
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry
4.1.2 Medical Uses
NA
NA
4.1.3 Other Uses
Research Purposes
Alloys
4.2 Biological Properties
4.2.1 Toxicity
Unknown
Low Toxic
4.2.2 Present in Human Body
4.2.3 In Blood
0.00 Blood/mg dm-3NA
Plutonium Metal
0 1970
4.2.5 In Bone
0.00 p.p.m.NA
Plutonium Metal
0 170000
6 Physical
6.1 Melting Point
NA3,180.00 °C
Francium Metal
27 3410
6.2 Boiling Point
NA5,627.00 °C
Flerovium Metal
147 5660
7.2 Appearance
7.2.1 Physical State
Solid
Solid
7.2.2 Color
Unknown
Silvery Gray
7.2.3 Luster
Unknown Luster
Metallic
7.3 Hardness
7.3.1 Mohs Hardness
NA7.00
Cesium Metal
0.2 8.5
7.4.1 Brinell Hardness
NA1,320.00 MPa
Cesium Metal
0.14 3490
7.6.2 Vickers Hardness
NA1,350.00 MPa
Palladium Metal
121 3430
7.7 Speed of Sound
NA4,700.00 m/s
Thallium Metal
818 16200
7.8 Optical Properties
7.8.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
7.8.2 Reflectivity
NANA
Molybdenum Metal
58 97
7.10 Allotropes
7.10.1 α Allotropes
Not Available
Not Available
7.10.2 β Allotropes
Not Available
Not Available
7.10.3 γ Allotropes
Not Available
Not Available
8 Chemical
8.1 Chemical Formula
Bh
Re
8.2 Isotopes
8.2.1 Known Isotopes
533
Tennessine Metal
0 38
8.4 Electronegativity
8.4.1 Pauling Electronegativity
NA1.90
Francium Metal
0.7 2.54
8.4.3 Sanderson Electronegativity
NANA
Cesium Metal
0.22 2.56
9.2.2 Allred Rochow Electronegativity
NA1.46
Cesium Metal
0.86 1.82
9.3.2 Mulliken-Jaffe Electronegativity
NANA
Cesium Metal
0.62 2.48
9.3.4 Allen Electronegativity
NA1.60
Cesium Metal
0.659 2.7
9.4 Electropositivity
9.4.1 Pauling Electropositivity
NA2.10
Gold Metal
1.46 3.3
9.5 Ionization Energies
9.5.1 1st Energy Level
742.90 kJ/mol760.00 kJ/mol
Cesium Metal
375.7 26130
9.5.2 2nd Energy Level
1,688.50 kJ/mol1,260.00 kJ/mol
Ruthenium Metal
710.2162 28750
9.5.4 3rd Energy Level
2,566.50 kJ/mol2,510.00 kJ/mol
Osmium Metal
1600 34230
9.6.2 4th Energy Level
3,598.90 kJ/mol3,640.00 kJ/mol
Thorium Metal
2780 37066
9.7.2 5th Energy Level
4,727.80 kJ/molNA
Dubnium Metal
4305.2 97510
9.7.4 6th Energy Level
5,991.70 kJ/molNA
Seaborgium Metal
5715.8 105800
9.7.6 7th Energy level
7,226.80 kJ/molNA
Sodium
7226.8 114300
9.7.7 8th Energy Level
NANA
Hassium Metal
8857.4 125300
9.7.9 9th Energy Level
NANA
Yttrium Metal
14110 134700
9.7.11 10th Energy Level
NANA
Strontium Metal
17100 144300
9.7.13 11th Energy Level
NANA
Yttrium Metal
19900 169988
9.7.15 12th Energy Level
NANA
Molybdenum Metal
22219 189368
9.7.17 13th Energy Level
NANA
Molybdenum Metal
26930 76015
9.7.19 14th Energy Level
NANA
Molybdenum Metal
29196 86450
9.7.21 15th Energy Level
NANA
Manganese Metal
41987 97510
9.7.23 16th Energy Level
NANA
Iron Metal
47206 109480
9.7.25 17th Energy Level
NANA
Cobalt Metal
52737 122200
9.7.27 18th Energy Level
NANA
Nickel Metal
58570 134810
9.7.29 19th Energy Level
NANA
Copper Metal
64702 148700
9.7.30 20th Energy Level
NANA
Molybdenum Metal
80400 171200
9.7.32 21st Energy Level
NANA
Molybdenum Metal
87000 179100
9.7.34 22nd Energy Level
NANA
Molybdenum Metal
93400 184900
9.7.35 23rd Energy Level
NANA
Molybdenum Metal
98420 198800
9.7.37 24th Energy Level
NANA
Molybdenum Metal
104400 195200
9.7.38 25th Energy Level
NANA
Molybdenum Metal
121900 121900
9.7.39 26th Energy Level
NANA
Molybdenum Metal
127700 127700
9.7.41 27th Energy Level
NANA
Molybdenum Metal
133800 133800
9.7.42 28th Energy Level
NANA
Molybdenum Metal
139800 139800
9.7.44 29th Energy Level
NANA
Molybdenum Metal
148100 148100
9.7.45 30th Energy Level
NANA
Molybdenum Metal
154500 154500
9.8 Electrochemical Equivalent
NA0.99 g/amp-hr
Beryllium Metal
0.16812 8.3209
9.9 Electron Work Function
NA4.96 eV
Cesium Metal
2.14 5.65
9.10 Other Chemical Properties
Ionization, Radioactive Isotopes
Corrosion, Ionization, Radioactive Isotopes, Solubility
10 Atomic
10.1 Atomic Number
10775
Lithium Metal
3 117
10.2 Electron Configuration
[Rn] 5f14 6d5 7s2
[Xe] 4f14 5d5 6s2
10.3 Crystal Structure
Hexagonal Close Packed (HCP)
Hexagonal Close Packed (HCP)
10.3.1 Crystal Lattice
10.4 Atom
10.4.1 Number of Protons
10775
Lithium Metal
3 117
10.4.3 Number of Neutrons
155111
Lithium Metal
4 184
10.4.5 Number of Electrons
10775
Lithium Metal
3 117
10.5 Radius of an Atom
10.5.1 Atomic Radius
128.00 pm137.00 pm
Beryllium Metal
112 265
10.5.3 Covalent Radius
141.00 pm151.00 pm
Beryllium Metal
96 260
10.5.5 Van der Waals Radius
NA200.00 pm
Zinc Metal
139 348
10.6 Atomic Weight
270.00 amu186.21 amu
Lithium Metal
6.94 294
10.7 Atomic Volume
NA8.85 cm3/mol
Manganese Metal
1.39 71.07
10.8 Adjacent Atomic Numbers
10.8.1 Previous Element
10.8.2 Next Element
10.9 Valence Electron Potential
NA180.00 (-eV)
Francium Metal
8 392.42
10.10 Lattice Constant
NA276.10 pm
Beryllium Metal
228.58 891.25
10.11 Lattice Angles
NA
π/2, π/2, 2 π/3
10.12 Lattice C/A Ratio
NA1.62
Beryllium Metal
1.567 1.886
11 Mechanical
11.1 Density
11.1.1 Density At Room Temperature
37.10 g/cm321.02 g/cm3
Lithium Metal
0.534 40.7
11.2.1 Density When Liquid (at m.p.)
NA18.90 g/cm3
Lithium Metal
0.512 20
12.2 Tensile Strength
NA1,070.00 MPa
Indium Metal
2.5 11000
12.3 Viscosity
NANA
Mercury Metal
0.001526 0.001526
12.7 Vapor Pressure
12.7.1 Vapor Pressure at 1000 K
NANA
Cerium Metal
2.47E-11 121
12.7.2 Vapor Pressure at 2000 K
NA0.00 (Pa)
Tungsten Metal
2.62E-10 774
12.8 Elasticity properties
12.8.1 Shear Modulus
NA178.00 GPa
Potassium Metal
1.3 222
12.8.3 Bulk Modulus
NA370.00 GPa
Cesium Metal
1.6 462
12.8.4 Young's Modulus
NA463.00 GPa
Cesium Metal
1.7 528
12.9 Poisson Ratio
NA0.30
Beryllium Metal
0.032 0.47
12.10 Other Mechanical Properties
Unknown
Ductile, Malleable
13 Magnetic
13.1 Magnetic Characteristics
13.1.1 Specific Gravity
NA21.02
Lithium Metal
0.53 4500
13.1.2 Magnetic Ordering
Unknown
Paramagnetic
13.1.3 Permeability
NANA
Bismuth Metal
1.25643E-06 0.0063
13.2.2 Susceptibility
NANA
Bismuth Metal
-0.000166 200000
13.3 Electrical Properties
13.3.1 Electrical Property
Unknown
Conductor
13.3.2 Resistivity
NA193.00 nΩ·m
Thallium Metal
0.18 961
13.3.4 Electrical Conductivity
NA0.05 106/cm Ω
Plutonium Metal
0.00666 0.63
13.3.6 Electron Affinity
NA14.50 kJ/mol
Mercury Metal
0 222.8
14 Thermal
14.1 Specific Heat
NA0.13 J/(kg K)
Americium Metal
0.11 3.6
14.2 Molar Heat Capacity
NA25.48 J/mol·K
Beryllium Metal
16.443 62.7
14.4 Thermal Conductivity
NA48.00 W/m·K
Neptunium Metal
6.3 429
14.7 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
14.9 Thermal Expansion
NA6.20 µm/(m·K)
Tungsten Metal
4.5 97
14.12 Enthalpy
14.12.1 Enthalpy of Vaporization
NA707.10 kJ/mol
Zinc Metal
7.32 799.1
15.1.2 Enthalpy of Fusion
NA33.05 kJ/mol
Cesium Metal
2.1 35.23
15.1.4 Enthalpy of Atomization
NA791.00 kJ/mol
Mercury Metal
61.5 837
15.3 Standard Molar Entropy
NA36.90 J/mol.K
Beryllium Metal
9.5 198.1