1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.4 Block
1.5 Element Family
1.6 CAS Number
225371957440531
7429905
54386242
2.2 Space Group Name
2.3 Space Group Number
3 Facts
3.1 Interesting Facts
- It is synthetically produced metal.
- Radiation hazard can be produce by it.
Not Available
3.2 Sources
Bombarding Californium-252 with Boron Nuclei, Found in Minerals, Mining
Found in Minerals, Mining, Ores of Minerals
3.3 History
3.3.1 Who Discovered
Lawrence Berkeley National Laboratory and Joint Institute for Nuclear Research
Eugène-Anatole Demarçay
3.3.2 Discovery
3.4 Abundance
3.4.1 Abundance In Universe
3.7.1 Abundance In Sun
~-9999 %~0.00000005 %
1E-08
0.1
3.10.1 Abundance In Meteorites
3.11.6 Abundance In Earth's Crust
4.4.6 Abundance In Oceans
5.2.3 Abundance In Humans
6 Uses
6.1 Uses & Benefits
- Currently known uses of Lawrencium metal are limited to research purpose only.
- Europium metals main uses is in the printing of euro banknotes. These notes glow red under UV light.
-
It is used in low energy light bulbs.
6.1.1 Industrial Uses
6.1.2 Medical Uses
6.1.3 Other Uses
6.2 Biological Properties
6.2.1 Toxicity
6.2.2 Present in Human Body
6.2.3 In Blood
0.00 Blood/mg dm-3NA
0
1970
6.5.2 In Bone
8 Physical
8.1 Melting Point
1,627.00 °C822.00 °C
27
3410
8.3 Boiling Point
9.5 Appearance
9.5.1 Physical State
9.5.2 Color
9.5.3 Luster
9.6 Hardness
9.6.1 Mohs Hardness
10.3.1 Brinell Hardness
11.1.4 Vickers Hardness
11.7 Speed of Sound
11.10 Optical Properties
11.10.1 Refractive Index
11.11.4 Reflectivity
11.13 Allotropes
11.13.2 α Allotropes
Not Available
Not Available
11.13.3 β Allotropes
Not Available
Not Available
11.13.4 γ Allotropes
Not Available
Not Available
12 Chemical
12.1 Chemical Formula
12.2 Isotopes
12.2.1 Known Isotopes
12.5 Electronegativity
12.5.1 Pauling Electronegativity
12.7.5 Sanderson Electronegativity
13.2.1 Allred Rochow Electronegativity
14.2.2 Mulliken-Jaffe Electronegativity
14.5.2 Allen Electronegativity
15.2 Electropositivity
15.2.1 Pauling Electropositivity
15.6 Ionization Energies
15.6.1 1st Energy Level
470.00 kJ/mol547.10 kJ/mol
375.7
26130
15.11.4 2nd Energy Level
1,428.00 kJ/mol1,085.00 kJ/mol
710.2162
28750
17.2.2 3rd Energy Level
2,228.00 kJ/mol2,404.00 kJ/mol
1600
34230
17.2.11 4th Energy Level
4,910.00 kJ/mol4,120.00 kJ/mol
2780
37066
17.2.18 5th Energy Level
17.4.4 6th Energy Level
17.7.2 7th Energy level
17.10.5 8th Energy Level
18.1.7 9th Energy Level
18.3.2 10th Energy Level
2.4.1 11th Energy Level
2.10.5 12th Energy Level
2.15.4 13th Energy Level
5.1.3 14th Energy Level
5.4.2 15th Energy Level
5.5.4 16th Energy Level
5.7.1 17th Energy Level
5.8.5 18th Energy Level
6.2.2 19th Energy Level
1.2.2 20th Energy Level
1.3.4 21st Energy Level
1.5.1 22nd Energy Level
1.8.1 23rd Energy Level
2.2.5 24th Energy Level
2.4.2 25th Energy Level
2.5.1 26th Energy Level
4.1.1 27th Energy Level
5.2.1 28th Energy Level
5.6.1 29th Energy Level
5.7.2 30th Energy Level
5.10 Electrochemical Equivalent
3.23 g/amp-hr1.89 g/amp-hr
0.16812
8.3209
5.16 Electron Work Function
1.4 Other Chemical Properties
Ionization, Radioactive Isotopes
Ionization, Radioactive Isotopes, Solubility
2 Atomic
2.1 Atomic Number
3.5 Electron Configuration
[Rn] 5f14 7s2 7p1
[Xe] 4f7 6s2
3.6 Crystal Structure
Hexagonal Close Packed (HCP)
Body Centered Cubic (BCC)
3.6.1 Crystal Lattice
3.7 Atom
3.7.1 Number of Protons
3.11.2 Number of Neutrons
3.16.1 Number of Electrons
5.5 Radius of an Atom
5.5.1 Atomic Radius
5.9.4 Covalent Radius
6.2.2 Van der Waals Radius
246.00 pm233.00 pm
139
348
6.5 Atomic Weight
266.00 amu151.96 amu
6.94
294
1.3 Atomic Volume
NA28.90 cm3/mol
1.39
71.07
1.5 Adjacent Atomic Numbers
1.5.1 Previous Element
1.5.2 Next Element
1.6 Valence Electron Potential
1.5 Lattice Constant
NA458.10 pm
228.58
891.25
4.3 Lattice Angles
4.4 Lattice C/A Ratio
5 Mechanical
5.1 Density
5.2.1 Density At Room Temperature
7.6.1 Density When Liquid (at m.p.)
8.4 Tensile Strength
8.10 Viscosity
8.12 Vapor Pressure
8.12.1 Vapor Pressure at 1000 K
NA19.40 (Pa)
2.47E-11
121
8.12.8 Vapor Pressure at 2000 K
8.14 Elasticity properties
8.14.1 Shear Modulus
9.3.1 Bulk Modulus
12.2.8 Young's Modulus
14.3 Poisson Ratio
15.4 Other Mechanical Properties
16 Magnetic
16.1 Magnetic Characteristics
16.1.1 Specific Gravity
16.4.3 Magnetic Ordering
16.4.4 Permeability
16.6.4 Susceptibility
16.9 Electrical Properties
16.9.1 Electrical Property
16.9.2 Resistivity
17.1.2 Electrical Conductivity
NA0.01 106/cm Ω
0.00666
0.63
17.4.3 Electron Affinity
18 Thermal
18.2 Specific Heat
18.3 Molar Heat Capacity
NA27.66 J/mol·K
16.443
62.7
18.6 Thermal Conductivity
19.3 Critical Temperature
22.2 Thermal Expansion
22.6 Enthalpy
22.6.1 Enthalpy of Vaporization
NA143.50 kJ/mol
7.32
799.1
22.8.3 Enthalpy of Fusion
22.8.8 Enthalpy of Atomization
22.11 Standard Molar Entropy
NA77.80 J/mol.K
9.5
198.1