1 Periodic Table
1.1 Symbol
1.2 Group Number
1.6 Period Number
1.12 Block
1.13 Element Family
2.2 CAS Number
74299277440417
7429905
54386242
2.4 Space Group Name
2.5 Space Group Number
4 Facts
4.1 Interesting Facts
- Einsteinium is the transuranic element found in US.
- Only 0.01 mg of Einsteinium was synthesized in 1961.
- Beryllium is best anti corrosion metal.
- Beryllium is the lightest metal and still it is stronger than steel.
- It also finds various applications in Nuclear reactors as a reflector.
4.2 Sources
Made by Bombarding Uranium with Neutrons
Earth's crust, Found in Minerals, Mining, Ores of metals, Ores of Minerals
4.4 History
4.4.1 Who Discovered
Lawrence Berkeley National Laboratory
Louis Nicolas Vauquelin
4.4.2 Discovery
4.5 Abundance
4.5.1 Abundance In Universe
4.5.8 Abundance In Sun
~-9999 %~0.00000001 %
1E-08
0.1
4.6.3 Abundance In Meteorites
6.1.2 Abundance In Earth's Crust
6.3.1 Abundance In Oceans
8.1.1 Abundance In Humans
9 Uses
9.1 Uses & Benefits
- Currently known uses of Einsteinium metal are limited to research purpose only.
- Its alloys with copper or nickel are used in manufacturing Gyroscopes, springs, electrical contact and non sparking tools.
- Beryllium Alloys are used as a material for aircraft, missiles, spacecraft and satellite.
9.1.1 Industrial Uses
NA
Aerospace Industry, Ammunition Industry, Automobile Industry, Electrical Industry, Electronic Industry
9.1.2 Medical Uses
9.2.2 Other Uses
Alloys, Nuclear Research, Research Purposes
Alloys
9.3 Biological Properties
9.3.1 Toxicity
9.3.2 Present in Human Body
9.3.3 In Blood
0.00 Blood/mg dm-30.00 Blood/mg dm-3
0
1970
9.6.2 In Bone
0.00 p.p.m.0.00 p.p.m.
0
170000
10 Physical
10.1 Melting Point
860.00 °C1,278.00 °C
27
3410
10.4 Boiling Point
996.00 °C2,970.00 °C
147
5660
10.6 Appearance
10.6.1 Physical State
10.6.3 Color
10.6.5 Luster
10.7 Hardness
10.7.1 Mohs Hardness
10.9.1 Brinell Hardness
11.3.4 Vickers Hardness
11.7 Speed of Sound
NA12,890.00 m/s
818
16200
12.3 Optical Properties
12.3.1 Refractive Index
12.3.7 Reflectivity
12.5 Allotropes
12.5.1 α Allotropes
Not Available
Not Available
12.5.2 β Allotropes
Not Available
Not Available
12.5.3 γ Allotropes
Not Available
Not Available
13 Chemical
13.1 Chemical Formula
13.2 Isotopes
13.2.1 Known Isotopes
13.3 Electronegativity
13.3.1 Pauling Electronegativity
13.3.7 Sanderson Electronegativity
13.3.15 Allred Rochow Electronegativity
13.6.1 Mulliken-Jaffe Electronegativity
13.8.1 Allen Electronegativity
15.2 Electropositivity
15.2.1 Pauling Electropositivity
15.10 Ionization Energies
15.10.1 1st Energy Level
619.00 kJ/mol899.50 kJ/mol
375.7
26130
15.10.8 2nd Energy Level
1,216.00 kJ/mol1,757.10 kJ/mol
710.2162
28750
15.10.13 3rd Energy Level
2,334.00 kJ/mol14,848.70 kJ/mol
1600
34230
15.12.6 4th Energy Level
3,734.00 kJ/mol21,006.60 kJ/mol
2780
37066
15.12.15 5th Energy Level
15.14.4 6th Energy Level
15.21.1 7th Energy level
15.24.1 8th Energy Level
17.1.3 9th Energy Level
17.1.10 10th Energy Level
17.3.2 11th Energy Level
17.8.3 12th Energy Level
17.9.1 13th Energy Level
17.12.1 14th Energy Level
18.1.6 15th Energy Level
18.4.3 16th Energy Level
18.4.8 17th Energy Level
18.6.3 18th Energy Level
3.1.3 19th Energy Level
3.1.12 20th Energy Level
3.2.5 21st Energy Level
3.5.4 22nd Energy Level
3.7.2 23rd Energy Level
3.8.1 24th Energy Level
4.1.4 25th Energy Level
5.1.2 26th Energy Level
6.4.2 27th Energy Level
6.6.1 28th Energy Level
6.8.3 29th Energy Level
6.10.2 30th Energy Level
6.15 Electrochemical Equivalent
4.74 g/amp-hr0.17 g/amp-hr
0.16812
8.3209
6.19 Electron Work Function
6.24 Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
Corrosion, Ionization, Radioactive Isotopes
7 Atomic
7.1 Atomic Number
8.3 Electron Configuration
8.4 Crystal Structure
Face Centered Cubic (FCC)
Hexagonal Close Packed (HCP)
8.4.1 Crystal Lattice
8.5 Atom
8.5.1 Number of Protons
9.1.3 Number of Neutrons
10.7.2 Number of Electrons
10.13 Radius of an Atom
10.13.1 Atomic Radius
186.00 pm112.00 pm
112
265
10.14.2 Covalent Radius
10.16.2 Van der Waals Radius
10.18 Atomic Weight
252.00 amu9.01 amu
6.94
294
10.21 Atomic Volume
NA5.00 cm3/mol
1.39
71.07
11.2 Adjacent Atomic Numbers
11.2.1 Previous Element
11.2.2 Next Element
11.3 Valence Electron Potential
11.4 Lattice Constant
NA228.58 pm
228.58
891.25
11.5 Lattice Angles
11.6 Lattice C/A Ratio
12 Mechanical
12.1 Density
12.1.1 Density At Room Temperature
8.84 g/cm31.85 g/cm3
0.534
40.7
12.4.1 Density When Liquid (at m.p.)
13.4 Tensile Strength
13.7 Viscosity
13.10 Vapor Pressure
13.10.1 Vapor Pressure at 1000 K
13.14.3 Vapor Pressure at 2000 K
13.17 Elasticity properties
13.17.1 Shear Modulus
15.1.2 Bulk Modulus
15.1.6 Young's Modulus
16.3 Poisson Ratio
17.5 Other Mechanical Properties
18 Magnetic
18.1 Magnetic Characteristics
18.1.1 Specific Gravity
18.4.1 Magnetic Ordering
18.4.2 Permeability
18.4.5 Susceptibility
18.8 Electrical Properties
18.8.1 Electrical Property
18.8.2 Resistivity
18.10.3 Electrical Conductivity
NA0.31 106/cm Ω
0.00666
0.63
18.11.4 Electron Affinity
21 Thermal
21.1 Specific Heat
22.4 Molar Heat Capacity
NA16.44 J/mol·K
16.443
62.7
22.6 Thermal Conductivity
23.3 Critical Temperature
23.6 Thermal Expansion
23.8 Enthalpy
23.8.1 Enthalpy of Vaporization
NA294.70 kJ/mol
7.32
799.1
23.10.1 Enthalpy of Fusion
1.8.1 Enthalpy of Atomization
2.3 Standard Molar Entropy