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Yb Element
Ytterbium


Periodic Table
0
Symbol
Yb 0
Group Number
Not Available 0
Period Number
6 2
Block
f block 0
Element Family
Lanthanide 0
CAS Number
7440644 26
Space Group Name
Fm_ 3m 0
Space Group Number
225.00 2
Facts
0
Interesting Facts
  • Ytterbium metal oxidizes rapidly if exposed to air.
  • Ytterbium metal can dissolve quickly in Mineral acid.
0
Sources
Found in Minerals, Mining, Ores of Minerals 0
History
0
Who Discovered
Jean Charles Galissard de Marignac 0
Discovery
In 1878 0
Abundance
0
Abundance In Universe
2 * 10-7 % 22
Abundance In Sun
~0.0000001 % 26
Abundance In Meteorites
0.00 % 36
Abundance In Earth's Crust
0.00 % 33
Abundance In Oceans
0.00 % 37
Abundance In Humans
Not Available 0
Uses
0
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.
0
Industrial Uses
Automobile Industry, Chemical Industry 0
Medical Uses
NA 0
Other Uses
Alloys 0
Biological Properties
0
Toxicity
Highly Toxic 0
Present in Human Body
No 0
In Blood
Not Available 0
In Bone
Not Available 0
Physical
0
Melting Point
824.00 °C 54
Boiling Point
1,196.00 °C 63
Appearance
0
Physical State
Solid 0
Color
Silvery White 0
Luster
Metallic 0
Hardness
0
Mohs Hardness
Not Available 0
Brinell Hardness
343.00 MPa 31
Vickers Hardness
206.00 MPa 33
Speed of Sound
1,590.00 m/s 48
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
Yb 0
Isotopes
0
Known Isotopes
30 9
Electronegativity
0
Pauling Electronegativity
Not Available 0
Sanderson Electronegativity
Not Available 0
Allred Rochow Electronegativity
1.06 33
Mulliken-Jaffe Electronegativity
Not Available 0
Allen Electronegativity
Not Available 0
Electropositivity
0
Pauling Electropositivity
Not Available 0
Ionization Energies
0
1st Energy Level
603.40 kJ/mol 51
2nd Energy Level
1,174.80 kJ/mol 64
3rd Energy Level
2,417.00 kJ/mol 49
4th Energy Level
4,203.00 kJ/mol 31
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
2.15 g/amp-hr 25
Electron Work Function
Not Available 0
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility 0
Atomic
0
Atomic Number
70 46
Electron Configuration
[Xe] 4f14 6s2 0
Crystal Structure
Face Centered Cubic (FCC) 0
Crystal Lattice
FCC-Crystal-Structure-of-Ytterbium.jpg#100 0
Atom
0
Number of Protons
70 45
Number of Neutrons
103 31
Number of Electrons
70 45
Radius of an Atom
0
Atomic Radius
176.00 pm 18
Covalent Radius
187.00 pm 20
Van der Waals Radius
242.00 pm 12
Atomic Weight
173.05 amu 41
Atomic Volume
24.79 cm3/mol 9
Adjacent Atomic Numbers
0
Previous Element
75 0
Next Element
80 0
Valence Electron Potential
50.30 (-eV) 27
Lattice Constant
548.47 pm 11
Lattice Angles
π/2, π/2, π/2 0
Lattice C/A Ratio
Not Available 0
Mechanical
0
Density
0
Density At Room Temperature
6.90 g/cm3 62
Density When Liquid (at m.p.)
6.21 g/cm3 41
Tensile Strength
58.00 MPa 18
Viscosity
Not Available 0
Vapor Pressure
0
Vapor Pressure at 1000 K
Not Available 0
Vapor Pressure at 2000 K
Not Available 0
Elasticity properties
0
Shear Modulus
9.90 GPa 43
Bulk Modulus
30.50 GPa 39
Young's Modulus
23.90 GPa 45
Poisson Ratio
0.21 33
Other Mechanical Properties
Ductile, Malleable 0
Magnetic
0
Magnetic Characteristics
0
Specific Gravity
6.97 48
Magnetic Ordering
Paramagnetic 0
Permeability
Not Available 0
Susceptibility
Not Available 0
Electrical Properties
0
Electrical Property
Conductor 0
Resistivity
0.25 nΩ·m 69
Electrical Conductivity
0.04 106/cm Ω 38
Electron Affinity
50.00 kJ/mol 21
Thermal
0
Specific Heat
0.15 J/(kg K) 36
Molar Heat Capacity
26.74 J/mol·K 25
Thermal Conductivity
38.50 W/m·K 35
Critical Temperature
26.30 K 7
Thermal Expansion
26.30 µm/(m·K) 14
Enthalpy
0
Enthalpy of Vaporization
128.90 kJ/mol 51
Enthalpy of Fusion
7.66 kJ/mol 42
Enthalpy of Atomization
180.00 kJ/mol 47
Standard Molar Entropy
59.90 J/mol.K 21
Summary >>
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