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Lr Element



Periodic Table
0

Symbol
Lr 0

Group Number
Not Available 0

Period Number
7 1

Block
d block 0

Element Family
Actinide 0

CAS Number
22537195 15

Space Group Name
Not Available 0

Space Group Number
Not Available 0

Facts
0

Interesting Facts
  • It is synthetically produced metal.
  • Radiation hazard can be produce by it.
0

Sources
Bombarding Californium-252 with Boron Nuclei, Found in Minerals, Mining 0

History
0

Who Discovered
Lawrence Berkeley National Laboratory and Joint Institute for Nuclear Research 0

Discovery
In 1961–1971 0

Abundance
0

Abundance In Universe
Not Available 0

Abundance In Sun
~-9999 % 0

Abundance In Meteorites
Not Available 0

Abundance In Earth's Crust
Not Available 0

Abundance In Oceans
Not Available 0

Abundance In Humans
Not Available 0

Uses
0

Uses & Benefits
  • Currently known uses of Lawrencium metal are limited to research purpose only.
0

Industrial Uses
NA 0

Medical Uses
NA 0

Other Uses
NA 0

Biological Properties
0

Toxicity
Unknown 0

Present in Human Body
No 0

In Blood
0.00 Blood/mg dm-3 37

In Bone
0.00 p.p.m. 36

Physical
0

Melting Point
1,627.00 °C 20

Boiling Point
Not Available 0

Appearance
0

Physical State
Solid 0

Color
Silver 0

Luster
Unknown Luster 0

Hardness
0

Mohs Hardness
Not Available 0

Brinell Hardness
Not Available 0

Vickers Hardness
Not Available 0

Speed of Sound
Not Available 0

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
Lr 0

Isotopes
0

Known Isotopes
10 28

Electronegativity
0

Pauling Electronegativity
Not Available 0

Sanderson Electronegativity
Not Available 0

Allred Rochow Electronegativity
Not Available 0

Mulliken-Jaffe Electronegativity
Not Available 0

Allen Electronegativity
Not Available 0

Electropositivity
0

Pauling Electropositivity
Not Available 0

Ionization Energies
0

1st Energy Level
470.00 kJ/mol 86

2nd Energy Level
1,428.00 kJ/mol 45

3rd Energy Level
2,228.00 kJ/mol 61

4th Energy Level
4,910.00 kJ/mol 21

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
3.23 g/amp-hr 11

Electron Work Function
Not Available 0

Other Chemical Properties
Ionization, Radioactive Isotopes 0

Atomic
0

Atomic Number
103 15

Electron Configuration
[Rn] 5f14 7s2 7p1 0

Crystal Structure
Hexagonal Close Packed (HCP) 0

Crystal Lattice
BCC-Crystal-Structure-.jpg#100 0

Atom
0

Number of Protons
103 15

Number of Neutrons
157 7

Number of Electrons
103 15

Radius of an Atom
0

Atomic Radius
Not Available 0

Covalent Radius
Not Available 0

Van der Waals Radius
246.00 pm 8

Atomic Weight
266.00 amu 12

Atomic Volume
Not Available 0

Adjacent Atomic Numbers
0

Previous Element
84 0

Next Element
68 0

Valence Electron Potential
Not Available 0

Lattice Constant
Not Available 0

Lattice Angles
NA 0

Lattice C/A Ratio
Not Available 0

Mechanical
0

Density
0

Density At Room Temperature
Not Available 0

Density When Liquid (at m.p.)
Not Available 0

Tensile Strength
Not Available 0

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
Not Available 0

Bulk Modulus
Not Available 0

Young's Modulus
Not Available 0

Poisson Ratio
0.32 12

Other Mechanical Properties
Unknown 0

Magnetic
0

Magnetic Characteristics
0

Specific Gravity
Not Available 0

Magnetic Ordering
Unknown 0

Permeability
Not Available 0

Susceptibility
Not Available 0

Electrical Properties
0

Electrical Property
Unknown 0

Resistivity
Not Available 0

Electrical Conductivity
Not Available 0

Electron Affinity
Not Available 0

Thermal
0

Specific Heat
Not Available 0

Molar Heat Capacity
Not Available 0

Thermal Conductivity
Not Available 0

Critical Temperature
Not Available 0

Thermal Expansion
Not Available 0

Enthalpy
0

Enthalpy of Vaporization
Not Available 0

Enthalpy of Fusion
Not Available 0

Enthalpy of Atomization
Not Available 0

Standard Molar Entropy
Not Available 0

Summary >>
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