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Radium vs Livermorium


Livermorium vs Radium


Periodic Table

Symbol
Ra   
Lv   

Group Number
2   
16
16   
2

Period Number
7   
7   

Block
s block   
p block   

Element Family
Alkaline Earth   
Probably Post-​Transition   

CAS Number
7440144   
99+
54100719   
3

Space Group Name
Im_ 3m   
Not Available   

Space Group Number
229.00   
1
Not Available   

Facts

Interesting Facts
  • Radium metal is the heaviest metal of Alkaline earth metals column.
  • Radium metal is highly radioactive and does not have any stable isotopes.
  
Not Available   

Sources
Mining, Ores of metals   
Synthetically Produced   

History
  
  

Who Discovered
Not Available   
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory   

Discovery
In 1898   
In 2000   

Abundance
  
  

Abundance In Earth's Crust
0.00 %   
99+
Not Available   

Abundance In Oceans
0.00 %   
99+
Not Available   

Abundance In Humans
0.00 %   
20
Not Available   

Uses

Uses & Benefits
  • It is a highly radioactive metal; and sometime Radium-223 is used to treat prostate cancer.
  • It is used in luminous paints.
  
  • Currently known uses of Livermorium metal are limited to research purpose only.
  

Industrial Uses
NA   
NA   

Medical Uses
Pharmaceutical Industry   
NA   

Other Uses
NA   
Research Purposes   

Biological Properties
  
  

Toxicity
Highly Toxic   
Unknown   

Present in Human Body
No   
No   

Physical Properties

Melting Point
700.00 °C   
99+
Not Available   

Boiling Point
1,737.00 °C   
99+
Not Available   

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silvery White   
Unknown   

Luster
Metallic   
Unknown Luster   

Hardness
  
  

Speed of Sound
Not Available   
Not Available   

Optical Properties
  
  

Allotropes
No   
No   

α Allotropes
Not Available   
Not Available   

β Allotropes
Not Available   
Not Available   

γ Allotropes
Not Available   
Not Available   

Chemical Properties

Chemical Formula
Ra   
Lv   

Isotopes
  
  

Known Isotopes
33   
6
5   
32

Electronegativity
  
  

Pauling Electronegativity
0.90   
99+
Not Available   

Allred Rochow Electronegativity
0.97   
38
Not Available   

Mulliken-Jaffe Electronegativity
0.92   
20
Not Available   

Allen Electronegativity
0.89   
99+
Not Available   

Electropositivity
  
  

Pauling Electropositivity
3.10   
5
Not Available   

Ionization Energies
  
  

1st Energy Level
509.30 kJ/mol   
99+
723.60 kJ/mol   
28

2nd Energy Level
979.00 kJ/mol   
99+
1,331.50 kJ/mol   
99+

3rd Energy Level
Not Available   
2,846.30 kJ/mol   
34

4th Energy Level
Not Available   
3,811.20 kJ/mol   
99+

5th Energy Level
Not Available   
6,078.60 kJ/mol   
24

Electrochemical Equivalent
4.22 g/amp-hr   
6
Not Available   

Electron Work Function
Not Available   
Not Available   

Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity   
Chemical Stability, Ionization   

Atomic Properties

Atomic Number
88   
30
116   
2

Electron Configuration
[Rn] 7s2   
[Rn] 5f14 6d10 7s2 7p4   

Crystal Structure
Body Centered Cubic (BCC)   
Not Known   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
Unknown-Crystal-Structure-of-Livermorium.jpg#100   

Atom
  
  

Number of Protons
88   
30
116   
2

Number of Neutrons
138   
16
160   
4

Number of Electrons
88   
30
116   
2

Radius of an Atom
  
  

Covalent Radius
221.00 pm   
3
Not Available   

Van der Waals Radius
283.00 pm   
4
Not Available   

Atomic Weight
226.00 amu   
26
293.00 amu   
2

Atomic Volume
45.20 cm3/mol   
4
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element
Francium
  
Moscovium
  

Next Element
Actinium
  
No Next Element   

Valence Electron Potential
20.10 (-eV)   
99+
Not Available   

Lattice Constant
514.80 pm   
13
Not Available   

Lattice Angles
π/2, π/2, π/2   
NA   

Lattice C/A Ratio
Not Available   
Not Available   

Mechanical Properties

Density
  
  

Density At Room Temperature
5.50 g/cm3   
99+
Not Available   

Tensile Strength
Not Available   
Not Available   

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Elasticity properties
  
  

Poisson Ratio
Not Available   
Not Available   

Other Mechanical Properties
NA   
Unknown   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
5.00   
99+
Not Available   

Magnetic Ordering
Nonmagnetic   
Paramagnetic   

Electrical Properties
  
  

Electrical Property
NA   
Unknown   

Resistivity
100.00 nΩ·m   
31
Not Available   

Thermal Properties

Specific Heat
0.12 J/(kg K)   
40
Not Available   

Molar Heat Capacity
Not Available   
Not Available   

Thermal Conductivity
18.60 W/m·K   
99+
Not Available   

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
Not Available   
Not Available   

Enthalpy
  
  

Enthalpy of Atomization
163.00 kJ/mol   
99+
Not Available   

Standard Molar Entropy
71.00 J/mol.K   
14
Not Available   

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