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Ytterbium
Ytterbium

Bohrium
Bohrium



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Ytterbium
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Bohrium

Ytterbium Bohrium Comparison

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1 Periodic Table
1.1 Symbol
Yb
Bh
1.2 Group Number
NA7
Gadolinium Metal
0 17
1.3 Period Number
67
Lithium Metal
2 7
1.4 Block
f block
d block
1.5 Element Family
Lanthanide
Transition Metal
1.6 CAS Number
744064454037148
Aluminium Metal
7429905 54386242
1.7 Space Group Name
Fm_ 3m
Not Available
1.8 Space Group Number
225.00NA
Plutonium Metal
11 229
2 Facts
2.1 Interesting Facts
  • Ytterbium metal oxidizes rapidly if exposed to air.
  • Ytterbium metal can dissolve quickly in Mineral acid.
  • Bohrium metal is also known as Unnilseptium (Uns) and Nielsbohrium (Ns).
2.2 Sources
Found in Minerals, Mining, Ores of Minerals
Found in Minerals, Mining, Synthetically Produced
2.3 History
2.3.1 Who Discovered
Jean Charles Galissard de Marignac
Gesellschaft für Schwerionenforschung
2.3.2 Discovery
In 1878
In 1981
2.4 Abundance
2.4.1 Abundance In Universe
2 * 10-7 %NA
Thallium Metal
5E-09 0.11
2.4.2 Abundance In Sun
~0.0000001 %~-9999 %
Beryllium Metal
1E-08 0.1
2.4.3 Abundance In Meteorites
0.00 %NA
Gold Metal
1.7E-07 22
2.4.4 Abundance In Earth's Crust
0.00 %NA
Radium Metal
9.9E-12 8.1
2.4.5 Abundance In Oceans
0.00 %NA
Protactinium Metal
2E-23 1.1
2.4.6 Abundance In Humans
NANA
Radium Metal
1E-13 1.4
3 Uses
3.1 Uses & Benefits
  • Ytterbium metal is used in memory devices and tuneable laser.
  • It is also used as industrial catalyst as the other catalysts are too toxic and polluting.
  • Currently known uses of Bohrium metal are limited to research purpose only.
3.1.1 Industrial Uses
Automobile Industry, Chemical Industry
NA
3.1.2 Medical Uses
NA
NA
3.1.3 Other Uses
Alloys
Research Purposes
3.2 Biological Properties
3.2.1 Toxicity
Highly Toxic
Unknown
3.2.2 Present in Human Body
3.2.3 In Blood
NA0.00 Blood/mg dm-3
Plutonium Metal
0 1970
3.2.4 In Bone
NA0.00 p.p.m.
Plutonium Metal
0 170000
4 Physical
4.1 Melting Point
824.00 °CNA
Francium Metal
27 3410
4.2 Boiling Point
1,196.00 °CNA
Flerovium Metal
147 5660
4.3 Appearance
4.3.1 Physical State
Solid
Solid
4.3.2 Color
Silvery White
Unknown
4.3.3 Luster
Metallic
Unknown Luster
4.4 Hardness
4.4.1 Mohs Hardness
NANA
Cesium Metal
0.2 8.5
4.4.2 Brinell Hardness
343.00 MPaNA
Cesium Metal
0.14 3490
4.4.3 Vickers Hardness
206.00 MPaNA
Palladium Metal
121 3430
4.5 Speed of Sound
1,590.00 m/sNA
Thallium Metal
818 16200
4.6 Optical Properties
4.6.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
4.6.2 Reflectivity
NANA
Molybdenum Metal
58 97
4.7 Allotropes
4.7.1 α Allotropes
Not Available
Not Available
4.7.2 β Allotropes
Not Available
Not Available
4.7.3 γ Allotropes
Not Available
Not Available
5 Chemical
5.1 Chemical Formula
Yb
Bh
5.2 Isotopes
5.2.1 Known Isotopes
305
Tennessine Metal
0 38
5.3 Electronegativity
5.3.1 Pauling Electronegativity
NANA
Francium Metal
0.7 2.54
5.3.2 Sanderson Electronegativity
NANA
Cesium Metal
0.22 2.56
5.3.3 Allred Rochow Electronegativity
1.06NA
Cesium Metal
0.86 1.82
5.3.4 Mulliken-Jaffe Electronegativity
NANA
Cesium Metal
0.62 2.48
5.3.5 Allen Electronegativity
NANA
Cesium Metal
0.659 2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
NANA
Gold Metal
1.46 3.3
5.5 Ionization Energies
5.5.1 1st Energy Level
603.40 kJ/mol742.90 kJ/mol
Cesium Metal
375.7 26130
5.5.2 2nd Energy Level
1,174.80 kJ/mol1,688.50 kJ/mol
Ruthenium Metal
710.2162 28750
5.5.3 3rd Energy Level
2,417.00 kJ/mol2,566.50 kJ/mol
Osmium Metal
1600 34230
5.5.4 4th Energy Level
4,203.00 kJ/mol3,598.90 kJ/mol
Thorium Metal
2780 37066
5.5.5 5th Energy Level
NA4,727.80 kJ/mol
Dubnium Metal
4305.2 97510
5.5.6 6th Energy Level
NA5,991.70 kJ/mol
Seaborgium Metal
5715.8 105800
5.5.7 7th Energy level
NA7,226.80 kJ/mol
Sodium
7226.8 114300
5.5.8 8th Energy Level
NANA
Hassium Metal
8857.4 125300
5.5.9 9th Energy Level
NANA
Yttrium Metal
14110 134700
5.5.10 10th Energy Level
NANA
Strontium Metal
17100 144300
5.5.11 11th Energy Level
NANA
Yttrium Metal
19900 169988
5.5.12 12th Energy Level
NANA
Molybdenum Metal
22219 189368
5.5.13 13th Energy Level
NANA
Molybdenum Metal
26930 76015
5.5.14 14th Energy Level
NANA
Molybdenum Metal
29196 86450
5.5.15 15th Energy Level
NANA
Manganese Metal
41987 97510
5.5.16 16th Energy Level
NANA
Iron Metal
47206 109480
5.5.17 17th Energy Level
NANA
Cobalt Metal
52737 122200
5.5.18 18th Energy Level
NANA
Nickel Metal
58570 134810
5.5.19 19th Energy Level
NANA
Copper Metal
64702 148700
5.5.20 20th Energy Level
NANA
Molybdenum Metal
80400 171200
5.5.21 21st Energy Level
NANA
Molybdenum Metal
87000 179100
5.5.22 22nd Energy Level
NANA
Molybdenum Metal
93400 184900
5.5.23 23rd Energy Level
NANA
Molybdenum Metal
98420 198800
5.5.24 24th Energy Level
NANA
Molybdenum Metal
104400 195200
5.5.25 25th Energy Level
NANA
Molybdenum Metal
121900 121900
5.5.26 26th Energy Level
NANA
Molybdenum Metal
127700 127700
5.5.27 27th Energy Level
NANA
Molybdenum Metal
133800 133800
5.5.28 28th Energy Level
NANA
Molybdenum Metal
139800 139800
5.5.29 29th Energy Level
NANA
Molybdenum Metal
148100 148100
5.5.30 30th Energy Level
NANA
Molybdenum Metal
154500 154500
5.6 Electrochemical Equivalent
2.15 g/amp-hrNA
Beryllium Metal
0.16812 8.3209
5.7 Electron Work Function
NANA
Cesium Metal
2.14 5.65
5.8 Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility
Ionization, Radioactive Isotopes
6 Atomic
6.1 Atomic Number
70107
Lithium Metal
3 117
6.2 Electron Configuration
[Xe] 4f14 6s2
[Rn] 5f14 6d5 7s2
6.3 Crystal Structure
Face Centered Cubic (FCC)
Hexagonal Close Packed (HCP)
6.3.1 Crystal Lattice
6.4 Atom
6.4.1 Number of Protons
70107
Lithium Metal
3 117
6.4.2 Number of Neutrons
103155
Lithium Metal
4 184
6.4.3 Number of Electrons
70107
Lithium Metal
3 117
6.5 Radius of an Atom
6.5.1 Atomic Radius
176.00 pm128.00 pm
Beryllium Metal
112 265
6.5.2 Covalent Radius
187.00 pm141.00 pm
Beryllium Metal
96 260
6.5.3 Van der Waals Radius
242.00 pmNA
Zinc Metal
139 348
6.6 Atomic Weight
173.05 amu270.00 amu
Lithium Metal
6.94 294
6.7 Atomic Volume
24.79 cm3/molNA
Manganese Metal
1.39 71.07
6.8 Adjacent Atomic Numbers
6.8.1 Previous Element
6.8.2 Next Element
6.9 Valence Electron Potential
50.30 (-eV)NA
Francium Metal
8 392.42
6.10 Lattice Constant
548.47 pmNA
Beryllium Metal
228.58 891.25
6.11 Lattice Angles
π/2, π/2, π/2
NA
6.12 Lattice C/A Ratio
NANA
Beryllium Metal
1.567 1.886
7 Mechanical
7.1 Density
7.1.1 Density At Room Temperature
6.90 g/cm337.10 g/cm3
Lithium Metal
0.534 40.7
7.1.2 Density When Liquid (at m.p.)
6.21 g/cm3NA
Lithium Metal
0.512 20
7.2 Tensile Strength
58.00 MPaNA
Indium Metal
2.5 11000
7.3 Viscosity
NANA
Mercury Metal
0.001526 0.001526
7.4 Vapor Pressure
7.4.1 Vapor Pressure at 1000 K
NANA
Cerium Metal
2.47E-11 121
7.4.2 Vapor Pressure at 2000 K
NANA
Tungsten Metal
2.62E-10 774
7.5 Elasticity properties
7.5.1 Shear Modulus
9.90 GPaNA
Potassium Metal
1.3 222
7.5.2 Bulk Modulus
30.50 GPaNA
Cesium Metal
1.6 462
7.5.3 Young's Modulus
23.90 GPaNA
Cesium Metal
1.7 528
7.6 Poisson Ratio
0.21NA
Beryllium Metal
0.032 0.47
7.7 Other Mechanical Properties
Ductile, Malleable
Unknown
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
6.97NA
Lithium Metal
0.53 4500
8.1.2 Magnetic Ordering
Paramagnetic
Unknown
8.1.3 Permeability
NANA
Bismuth Metal
1.25643E-06 0.0063
8.1.4 Susceptibility
NANA
Bismuth Metal
-0.000166 200000
8.2 Electrical Properties
8.2.1 Electrical Property
Conductor
Unknown
8.2.2 Resistivity
0.25 nΩ·mNA
Thallium Metal
0.18 961
8.2.3 Electrical Conductivity
0.04 106/cm ΩNA
Plutonium Metal
0.00666 0.63
8.2.4 Electron Affinity
50.00 kJ/molNA
Mercury Metal
0 222.8
9 Thermal
9.1 Specific Heat
0.15 J/(kg K)NA
Americium Metal
0.11 3.6
9.2 Molar Heat Capacity
26.74 J/mol·KNA
Beryllium Metal
16.443 62.7
9.3 Thermal Conductivity
38.50 W/m·KNA
Neptunium Metal
6.3 429
9.4 Critical Temperature
26.30 KNA
Mercury
26.3 3223
9.5 Thermal Expansion
26.30 µm/(m·K)NA
Tungsten Metal
4.5 97
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
128.90 kJ/molNA
Zinc Metal
7.32 799.1
9.6.2 Enthalpy of Fusion
7.66 kJ/molNA
Cesium Metal
2.1 35.23
9.6.3 Enthalpy of Atomization
180.00 kJ/molNA
Mercury Metal
61.5 837
9.7 Standard Molar Entropy
59.90 J/mol.KNA
Beryllium Metal
9.5 198.1