1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.4 Block
1.5 Element Family
Actinide
Transition Metal
1.6 CAS Number
742992754038812
7429905
54386242
1.7 Space Group Name
Not Available
Not Available
1.8 Space Group Number
2 Facts
2.1 Interesting Facts
- Einsteinium is the transuranic element found in US.
- Only 0.01 mg of Einsteinium was synthesized in 1961.
- Seaborgium most stable isotope is Sg and it has 2.1 min of half- life.
- And other isotopes of Seaborgium have half-lives as short as 3 ms.
2.2 Sources
Made by Bombarding Uranium with Neutrons
Synthetically Produced
2.3 History
2.3.1 Who Discovered
Lawrence Berkeley National Laboratory
Lawrence Berkeley National Laboratory
2.3.2 Discovery
2.4 Abundance
2.4.1 Abundance In Universe
2.4.2 Abundance In Sun
~-9999 %~-9999 %
1E-08
0.1
2.4.3 Abundance In Meteorites
2.4.4 Abundance In Earth's Crust
2.4.5 Abundance In Oceans
2.4.6 Abundance In Humans
3 Uses
3.1 Uses & Benefits
- Currently known uses of Einsteinium metal are limited to research purpose only.
- Currently known uses of Seaborgium metal are limited to research purpose only.
3.1.1 Industrial Uses
3.1.2 Medical Uses
3.1.3 Other Uses
Alloys, Nuclear Research, Research Purposes
Research Purposes
3.2 Biological Properties
3.2.1 Toxicity
3.2.2 Present in Human Body
3.2.3 In Blood
0.00 Blood/mg dm-3NA
0
1970
1.2.1 In Bone
2 Physical
2.1 Melting Point
2.3 Boiling Point
2.7 Appearance
2.7.1 Physical State
2.7.2 Color
2.7.3 Luster
2.8 Hardness
2.8.1 Mohs Hardness
2.10.1 Brinell Hardness
3.4.2 Vickers Hardness
3.5 Speed of Sound
3.6 Optical Properties
3.6.1 Refractive Index
3.6.3 Reflectivity
3.7 Allotropes
3.7.1 α Allotropes
Not Available
Not Available
3.7.2 β Allotropes
Not Available
Not Available
3.7.3 γ Allotropes
Not Available
Not Available
4 Chemical
4.1 Chemical Formula
4.2 Isotopes
4.2.1 Known Isotopes
4.3 Electronegativity
4.3.1 Pauling Electronegativity
4.3.3 Sanderson Electronegativity
4.3.5 Allred Rochow Electronegativity
5.2.4 Mulliken-Jaffe Electronegativity
5.2.6 Allen Electronegativity
6.2 Electropositivity
6.2.1 Pauling Electropositivity
6.3 Ionization Energies
6.3.1 1st Energy Level
619.00 kJ/mol757.40 kJ/mol
375.7
26130
6.4.1 2nd Energy Level
1,216.00 kJ/mol1,732.90 kJ/mol
710.2162
28750
6.6.2 3rd Energy Level
2,334.00 kJ/mol2,483.50 kJ/mol
1600
34230
6.6.3 4th Energy Level
3,734.00 kJ/mol3,415.60 kJ/mol
2780
37066
6.6.5 5th Energy Level
NA4,561.80 kJ/mol
4305.2
97510
6.6.7 6th Energy Level
NA5,715.80 kJ/mol
5715.8
105800
6.6.8 7th Energy level
6.6.9 8th Energy Level
6.7.1 9th Energy Level
6.8.2 10th Energy Level
6.8.4 11th Energy Level
7.2.2 12th Energy Level
7.2.3 13th Energy Level
7.3.2 14th Energy Level
7.3.4 15th Energy Level
7.3.6 16th Energy Level
7.3.8 17th Energy Level
7.3.10 18th Energy Level
7.4.2 19th Energy Level
7.5.2 20th Energy Level
7.5.4 21st Energy Level
7.5.6 22nd Energy Level
7.5.8 23rd Energy Level
7.5.10 24th Energy Level
7.5.12 25th Energy Level
7.5.13 26th Energy Level
7.5.15 27th Energy Level
7.5.17 28th Energy Level
7.5.18 29th Energy Level
7.5.20 30th Energy Level
7.6 Electrochemical Equivalent
4.74 g/amp-hrNA
0.16812
8.3209
7.7 Electron Work Function
7.8 Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
NA
8 Atomic
8.1 Atomic Number
8.2 Electron Configuration
[Rn] 5f11 7s2
[Rn] 5f14 6d2 7s2
8.3 Crystal Structure
Face Centered Cubic (FCC)
Body Centered Cubic (BCC)
8.3.1 Crystal Lattice
8.4 Atom
8.4.1 Number of Protons
8.4.3 Number of Neutrons
8.4.5 Number of Electrons
8.5 Radius of an Atom
8.5.1 Atomic Radius
186.00 pm132.00 pm
112
265
8.5.3 Covalent Radius
8.5.4 Van der Waals Radius
8.6 Atomic Weight
252.00 amu269.00 amu
6.94
294
8.7 Atomic Volume
8.8 Adjacent Atomic Numbers
8.8.1 Previous Element
8.8.2 Next Element
8.9 Valence Electron Potential
8.10 Lattice Constant
8.11 Lattice Angles
8.12 Lattice C/A Ratio
9 Mechanical
9.1 Density
9.1.1 Density At Room Temperature
8.84 g/cm335.00 g/cm3
0.534
40.7
9.1.3 Density When Liquid (at m.p.)
9.2 Tensile Strength
9.3 Viscosity
9.4 Vapor Pressure
9.4.1 Vapor Pressure at 1000 K
9.5.1 Vapor Pressure at 2000 K
9.8 Elasticity properties
9.8.1 Shear Modulus
10.4.2 Bulk Modulus
10.4.4 Young's Modulus
10.5 Poisson Ratio
10.6 Other Mechanical Properties
11 Magnetic
11.1 Magnetic Characteristics
11.1.1 Specific Gravity
11.2.2 Magnetic Ordering
11.2.3 Permeability
11.2.5 Susceptibility
11.3 Electrical Properties
11.3.1 Electrical Property
11.3.2 Resistivity
11.4.1 Electrical Conductivity
11.5.1 Electron Affinity
12 Thermal
12.1 Specific Heat
12.4 Molar Heat Capacity
12.6 Thermal Conductivity
12.9 Critical Temperature
13.2 Thermal Expansion
13.4 Enthalpy
13.4.1 Enthalpy of Vaporization
13.6.2 Enthalpy of Fusion
13.7.2 Enthalpy of Atomization
13.8 Standard Molar Entropy