1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.4 Block
1.5 Element Family
Actinide
Post-Transition
1.6 CAS Number
74299277439921
7429905
54386242
1.7 Space Group Name
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.
- Galena mineral contains almost 87% of Lead metal in it, Galena is sulfide mineral.
- The best available source of Lead metal today is by recycling automobile batteries.
2.2 Sources
Made by Bombarding Uranium with Neutrons
Earth's crust, Found in Minerals, Mining, Ores of metals, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Lawrence Berkeley National Laboratory
Unknown
2.3.2 Discovery
In 1952
In Middle Easterns (7000 BCE)
2.4 Abundance
2.4.1 Abundance In Universe
2.4.3 Abundance In Sun
~-9999 %~0.000001 %
1E-08
0.1
2.4.5 Abundance In Meteorites
2.4.8 Abundance In Earth's Crust
2.4.12 Abundance In Oceans
2.4.18 Abundance In Humans
3 Uses
3.1 Uses & Benefits
- Currently known uses of Einsteinium metal are limited to research purpose only.
- It is also used in insecticides, hair dyes and as an anti-knocking additive for petrol. But all these are banned by the government as Lead metal is known for detrimental to health.
3.1.1 Industrial Uses
NA
Chemical Industry, Electrical Industry, Electronic Industry
3.1.2 Medical Uses
NA
Surgical Instruments Manufacturing
3.1.3 Other Uses
Alloys, Nuclear Research, Research Purposes
Alloys
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-30.21 Blood/mg dm-3
0
1970
3.3.1 In Bone
0.00 p.p.m.30.00 p.p.m.
0
170000
5 Physical
5.1 Melting Point
860.00 °C327.50 °C
27
3410
5.2 Boiling Point
996.00 °C1,740.00 °C
147
5660
5.6 Appearance
5.6.1 Physical State
5.6.2 Color
5.6.3 Luster
5.7 Hardness
5.7.1 Mohs Hardness
5.7.3 Brinell Hardness
5.7.5 Vickers Hardness
5.9 Speed of Sound
5.10 Optical Properties
5.10.1 Refractive Index
5.10.3 Reflectivity
5.11 Allotropes
5.12.1 α Allotropes
Not Available
Not Available
5.12.2 β Allotropes
Not Available
Not Available
5.12.3 γ Allotropes
Not Available
Not Available
6 Chemical
6.1 Chemical Formula
6.2 Isotopes
6.2.1 Known Isotopes
6.3 Electronegativity
6.3.1 Pauling Electronegativity
6.4.1 Sanderson Electronegativity
6.6.1 Allred Rochow Electronegativity
6.7.1 Mulliken-Jaffe Electronegativity
6.9.1 Allen Electronegativity
7.2 Electropositivity
7.2.1 Pauling Electropositivity
7.3 Ionization Energies
7.3.1 1st Energy Level
619.00 kJ/mol715.60 kJ/mol
375.7
26130
7.3.2 2nd Energy Level
1,216.00 kJ/mol1,450.50 kJ/mol
710.2162
28750
7.4.1 3rd Energy Level
2,334.00 kJ/mol3,081.50 kJ/mol
1600
34230
7.5.1 4th Energy Level
3,734.00 kJ/mol4,083.00 kJ/mol
2780
37066
7.6.2 5th Energy Level
NA6,640.00 kJ/mol
4305.2
97510
7.6.4 6th Energy Level
7.7.2 7th Energy level
7.7.3 8th Energy Level
7.7.5 9th Energy Level
7.7.7 10th Energy Level
7.7.8 11th Energy Level
7.8.1 12th Energy Level
8.1.2 13th Energy Level
8.1.5 14th Energy Level
8.1.7 15th Energy Level
8.2.3 16th Energy Level
8.2.5 17th Energy Level
8.2.6 18th Energy Level
8.2.8 19th Energy Level
8.2.9 20th Energy Level
9.1.1 21st Energy Level
9.1.2 22nd Energy Level
9.2.1 23rd Energy Level
9.3.1 24th Energy Level
9.3.2 25th Energy Level
9.3.3 26th Energy Level
9.4.1 27th Energy Level
9.5.1 28th Energy Level
9.5.2 29th Energy Level
9.6.2 30th Energy Level
9.7 Electrochemical Equivalent
4.74 g/amp-hr3.87 g/amp-hr
0.16812
8.3209
9.8 Electron Work Function
9.9 Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
Anti Corrosion, Ionization, Radioactive Isotopes
10 Atomic
10.1 Atomic Number
10.3 Electron Configuration
[Rn] 5f11 7s2
[Xe] 4f14 5d10 6s2 6p2
10.4 Crystal Structure
Face Centered Cubic (FCC)
Face Centered Cubic (FCC)
10.4.1 Crystal Lattice
10.5 Atom
10.5.1 Number of Protons
10.5.2 Number of Neutrons
10.5.3 Number of Electrons
10.6 Radius of an Atom
10.6.1 Atomic Radius
186.00 pm175.00 pm
112
265
10.6.2 Covalent Radius
10.6.3 Van der Waals Radius
10.7 Atomic Weight
252.00 amu207.20 amu
6.94
294
10.8 Atomic Volume
NA18.17 cm3/mol
1.39
71.07
10.9 Adjacent Atomic Numbers
10.9.1 Previous Element
10.9.2 Next Element
10.10 Valence Electron Potential
10.11 Lattice Constant
NA495.08 pm
228.58
891.25
10.12 Lattice Angles
10.13 Lattice C/A Ratio
11 Mechanical
11.1 Density
11.1.1 Density At Room Temperature
8.84 g/cm311.34 g/cm3
0.534
40.7
11.1.2 Density When Liquid (at m.p.)
11.2 Tensile Strength
11.3 Viscosity
11.4 Vapor Pressure
11.4.1 Vapor Pressure at 1000 K
11.4.2 Vapor Pressure at 2000 K
11.5 Elasticity properties
11.5.1 Shear Modulus
11.5.2 Bulk Modulus
11.5.3 Young's Modulus
11.6 Poisson Ratio
11.7 Other Mechanical Properties
12 Magnetic
12.1 Magnetic Characteristics
12.1.1 Specific Gravity
12.1.2 Magnetic Ordering
12.1.3 Permeability
12.1.4 Susceptibility
12.2 Electrical Properties
12.2.1 Electrical Property
12.2.2 Resistivity
12.2.3 Electrical Conductivity
NA0.05 106/cm Ω
0.00666
0.63
12.2.4 Electron Affinity
13 Thermal
13.1 Specific Heat
13.2 Molar Heat Capacity
NA26.65 J/mol·K
16.443
62.7
13.3 Thermal Conductivity
13.4 Critical Temperature
13.5 Thermal Expansion
13.6 Enthalpy
13.6.1 Enthalpy of Vaporization
NA179.40 kJ/mol
7.32
799.1
13.6.2 Enthalpy of Fusion
13.6.3 Enthalpy of Atomization
13.7 Standard Molar Entropy
NA64.80 J/mol.K
9.5
198.1