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Bohrium
Bohrium

Flerovium
Flerovium



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Bohrium
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Flerovium

Bohrium Flerovium Comparison

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1 Periodic Table
1.1 Symbol
Bh
Fl
1.2 Group Number
714
Gadolinium Metal
0 17
1.3 Period Number
77
Lithium Metal
2 7
1.7 Block
d block
p block
1.8 Element Family
Transition Metal
Post-​Transition
1.9 CAS Number
5403714854085164
Aluminium Metal
7429905 54386242
1.14 Space Group Name
Not Available
Not Available
1.15 Space Group Number
NANA
Plutonium Metal
11 229
3 Facts
3.1 Interesting Facts
  • Bohrium metal is also known as Unnilseptium (Uns) and Nielsbohrium (Ns).
Not Available
3.2 Sources
Found in Minerals, Mining, Synthetically Produced
NA
3.3 History
3.3.1 Who Discovered
Gesellschaft für Schwerionenforschung
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory
3.3.2 Discovery
In 1981
In 1999
3.4 Abundance
3.4.1 Abundance In Universe
NANA
Thallium Metal
5E-09 0.11
3.4.5 Abundance In Sun
~-9999 %~-9999 %
Beryllium Metal
1E-08 0.1
3.4.8 Abundance In Meteorites
NANA
Gold Metal
1.7E-07 22
5.2.6 Abundance In Earth's Crust
NANA
Radium Metal
9.9E-12 8.1
6.1.2 Abundance In Oceans
NANA
Protactinium Metal
2E-23 1.1
6.2.1 Abundance In Humans
NANA
Radium Metal
1E-13 1.4
7 Uses
7.1 Uses & Benefits
  • Currently known uses of Bohrium metal are limited to research purpose only.
  • Currently known uses of Flerovium metal are limited to research purpose only.
7.1.1 Industrial Uses
NA
NA
7.1.2 Medical Uses
NA
NA
7.1.3 Other Uses
Research Purposes
Alloys, Research Purposes
7.2 Biological Properties
7.2.1 Toxicity
Unknown
Unknown
7.2.2 Present in Human Body
7.2.3 In Blood
0.00 Blood/mg dm-3NA
Plutonium Metal
0 1970
8.1.2 In Bone
0.00 p.p.m.NA
Plutonium Metal
0 170000
9 Physical
9.1 Melting Point
NA67.00 °C
Francium Metal
27 3410
9.3 Boiling Point
NA147.00 °C
Sodium
147 5660
9.5 Appearance
9.5.1 Physical State
Solid
Solid
9.5.2 Color
Unknown
Unknown
9.6.1 Luster
Unknown Luster
Unknown Luster
9.7 Hardness
9.7.1 Mohs Hardness
NANA
Cesium Metal
0.2 8.5
9.9.1 Brinell Hardness
NANA
Cesium Metal
0.14 3490
10.3.2 Vickers Hardness
NANA
Palladium Metal
121 3430
10.4 Speed of Sound
NANA
Thallium Metal
818 16200
10.6 Optical Properties
10.6.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
10.6.3 Reflectivity
NANA
Molybdenum Metal
58 97
10.8 Allotropes
10.8.1 α Allotropes
Not Available
Not Available
10.8.2 β Allotropes
Not Available
Not Available
10.8.3 γ Allotropes
Not Available
Not Available
11 Chemical
11.1 Chemical Formula
Bh
Fl
11.2 Isotopes
11.2.2 Known Isotopes
51
Tennessine Metal
0 38
11.3 Electronegativity
11.3.1 Pauling Electronegativity
NANA
Francium Metal
0.7 2.54
11.3.4 Sanderson Electronegativity
NANA
Cesium Metal
0.22 2.56
11.4.2 Allred Rochow Electronegativity
NANA
Cesium Metal
0.86 1.82
11.5.2 Mulliken-Jaffe Electronegativity
NANA
Cesium Metal
0.62 2.48
11.5.6 Allen Electronegativity
NANA
Cesium Metal
0.659 2.7
11.6 Electropositivity
11.6.1 Pauling Electropositivity
NANA
Gold Metal
1.46 3.3
11.7 Ionization Energies
11.7.1 1st Energy Level
742.90 kJ/mol823.90 kJ/mol
Cesium Metal
375.7 26130
11.7.4 2nd Energy Level
1,688.50 kJ/mol1,601.60 kJ/mol
Ruthenium Metal
710.2162 28750
11.7.7 3rd Energy Level
2,566.50 kJ/mol3,367.30 kJ/mol
Osmium Metal
1600 34230
11.7.11 4th Energy Level
3,598.90 kJ/mol4,399.70 kJ/mol
Thorium Metal
2780 37066
11.7.14 5th Energy Level
4,727.80 kJ/mol5,847.00 kJ/mol
Dubnium Metal
4305.2 97510
11.8.2 6th Energy Level
5,991.70 kJ/molNA
Seaborgium Metal
5715.8 105800
11.9.1 7th Energy level
7,226.80 kJ/molNA
Sodium
7226.8 114300
11.9.3 8th Energy Level
NANA
Hassium Metal
8857.4 125300
12.1.1 9th Energy Level
NANA
Yttrium Metal
14110 134700
12.2.1 10th Energy Level
NANA
Strontium Metal
17100 144300
12.4.3 11th Energy Level
NANA
Yttrium Metal
19900 169988
12.4.6 12th Energy Level
NANA
Molybdenum Metal
22219 189368
1.1.4 13th Energy Level
NANA
Molybdenum Metal
26930 76015
1.2.3 14th Energy Level
NANA
Molybdenum Metal
29196 86450
1.2.6 15th Energy Level
NANA
Manganese Metal
41987 97510
1.3.2 16th Energy Level
NANA
Iron Metal
47206 109480
1.3.4 17th Energy Level
NANA
Cobalt Metal
52737 122200
1.5.1 18th Energy Level
NANA
Nickel Metal
58570 134810
1.6.3 19th Energy Level
NANA
Copper Metal
64702 148700
1.7.2 20th Energy Level
NANA
Molybdenum Metal
80400 171200
1.7.3 21st Energy Level
NANA
Molybdenum Metal
87000 179100
1.10.1 22nd Energy Level
NANA
Molybdenum Metal
93400 184900
1.10.3 23rd Energy Level
NANA
Molybdenum Metal
98420 198800
1.11.2 24th Energy Level
NANA
Molybdenum Metal
104400 195200
1.12.1 25th Energy Level
NANA
Molybdenum Metal
121900 121900
1.13.2 26th Energy Level
NANA
Molybdenum Metal
127700 127700
2.1.3 27th Energy Level
NANA
Molybdenum Metal
133800 133800
2.1.6 28th Energy Level
NANA
Molybdenum Metal
139800 139800
2.3.1 29th Energy Level
NANA
Molybdenum Metal
148100 148100
2.5.1 30th Energy Level
NANA
Molybdenum Metal
154500 154500
2.7 Electrochemical Equivalent
NANA
Beryllium Metal
0.16812 8.3209
3.3 Electron Work Function
NANA
Cesium Metal
2.14 5.65
3.7 Other Chemical Properties
Ionization, Radioactive Isotopes
Ionization, Radioactive Isotopes, Radioactivity
4 Atomic
4.1 Atomic Number
107114
Lithium Metal
3 117
4.3 Electron Configuration
[Rn] 5f14 6d5 7s2
[Rn] 5f14 6d10 7s2 7p2
4.4 Crystal Structure
Hexagonal Close Packed (HCP)
Not Known
4.4.1 Crystal Lattice
4.5 Atom
4.5.1 Number of Protons
107114
Lithium Metal
3 117
4.5.4 Number of Neutrons
155184
Lithium Metal
4 184
4.6.3 Number of Electrons
107114
Lithium Metal
3 117
4.8 Radius of an Atom
4.8.1 Atomic Radius
128.00 pm180.00 pm
Beryllium Metal
112 265
4.9.1 Covalent Radius
141.00 pm171.00 pm
Beryllium Metal
96 260
5.1.2 Van der Waals Radius
NANA
Zinc Metal
139 348
5.3 Atomic Weight
270.00 amu289.00 amu
Lithium Metal
6.94 294
5.6 Atomic Volume
NANA
Manganese Metal
1.39 71.07
5.9 Adjacent Atomic Numbers
5.9.1 Previous Element
5.9.2 Next Element
5.10 Valence Electron Potential
NANA
Francium Metal
8 392.42
5.13 Lattice Constant
NANA
Beryllium Metal
228.58 891.25
6.2 Lattice Angles
NA
Unknown
6.3 Lattice C/A Ratio
NANA
Beryllium Metal
1.567 1.886
7 Mechanical
7.1 Density
7.1.1 Density At Room Temperature
37.10 g/cm314.00 g/cm3
Lithium Metal
0.534 40.7
7.3.1 Density When Liquid (at m.p.)
NANA
Lithium Metal
0.512 20
8.3 Tensile Strength
NANA
Indium Metal
2.5 11000
8.4 Viscosity
NANA
Mercury Metal
0.001526 0.001526
8.6 Vapor Pressure
8.6.1 Vapor Pressure at 1000 K
NANA
Cerium Metal
2.47E-11 121
8.7.1 Vapor Pressure at 2000 K
NANA
Tungsten Metal
2.62E-10 774
8.9 Elasticity properties
8.9.1 Shear Modulus
NANA
Potassium Metal
1.3 222
8.10.1 Bulk Modulus
NANA
Cesium Metal
1.6 462
9.1.2 Young's Modulus
NANA
Cesium Metal
1.7 528
1.3 Poisson Ratio
NANA
Beryllium Metal
0.032 0.47
1.10 Other Mechanical Properties
Unknown
NA
2 Magnetic
2.1 Magnetic Characteristics
2.1.1 Specific Gravity
NANA
Lithium Metal
0.53 4500
2.3.2 Magnetic Ordering
Unknown
Unknown
2.3.3 Permeability
NANA
Bismuth Metal
1.25643E-06 0.0063
3.1.1 Susceptibility
NANA
Bismuth Metal
-0.000166 200000
3.5 Electrical Properties
3.5.1 Electrical Property
Unknown
Unknown
3.5.2 Resistivity
NANA
Thallium Metal
0.18 961
3.7.1 Electrical Conductivity
NANA
Plutonium Metal
0.00666 0.63
3.8.1 Electron Affinity
NANA
Mercury Metal
0 222.8
4 Thermal
4.1 Specific Heat
NANA
Americium Metal
0.11 3.6
4.3 Molar Heat Capacity
NANA
Beryllium Metal
16.443 62.7
4.4 Thermal Conductivity
NANA
Neptunium Metal
6.3 429
4.5 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
4.8 Thermal Expansion
NANA
Tungsten Metal
4.5 97
4.10 Enthalpy
4.10.1 Enthalpy of Vaporization
NANA
Zinc Metal
7.32 799.1
4.10.2 Enthalpy of Fusion
NANA
Cesium Metal
2.1 35.23
4.10.3 Enthalpy of Atomization
NANA
Mercury Metal
61.5 837
4.11 Standard Molar Entropy
NANA
Beryllium Metal
9.5 198.1