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Radium vs Flerovium

Radium
Flerovium
Flerovium vs Radium


Periodic Table
Symbol
Ra   
Fl   
Group Number
2   
16
14   
4
Period Number
7   
7   
Block
s block   
p block   
Element Family
Alkaline Earth   
Post-​Transition   
CAS Number
7440144   
99+
54085164   
5
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   
NA   
History
  
  
Who Discovered
Not Available   
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory   
Discovery
In 1898   
In 1999   
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 Flerovium metal are limited to research purpose only.
  
Industrial Uses
NA   
NA   
Medical Uses
Pharmaceutical Industry   
NA   
Other Uses
NA   
Alloys, Research Purposes   
Biological Properties
  
  
Toxicity
Highly Toxic   
Unknown   
Present in Human Body
No   
No   
Physical Properties
Melting Point
700.00 °C   
99+
67.00 °C   
99+
Boiling Point
1,737.00 °C   
99+
147.00 °C   
99+
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   
Fl   
Isotopes
  
  
Known Isotopes
33   
6
1   
34
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+
823.90 kJ/mol   
13
2nd Energy Level
979.00 kJ/mol   
99+
1,601.60 kJ/mol   
34
3rd Energy Level
Not Available   
3,367.30 kJ/mol   
18
4th Energy Level
Not Available   
4,399.70 kJ/mol   
27
5th Energy Level
Not Available   
5,847.00 kJ/mol   
26
Electrochemical Equivalent
4.22 g/amp-hr   
6
Not Available   
Electron Work Function
Not Available   
Not Available   
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity   
Ionization, Radioactive Isotopes, Radioactivity   
Atomic Properties
Atomic Number
88   
30
114   
4
Electron Configuration
[Rn] 7s2   
[Rn] 5f14 6d10 7s2 7p2   
Crystal Structure
Body Centered Cubic (BCC)   
Not Known   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
Unknown-Crystal-Structure-of-Flerovium.jpg#100   
Atom
  
  
Number of Protons
88   
30
114   
4
Number of Neutrons
138   
16
184   
1
Number of Electrons
88   
30
114   
4
Radius of an Atom
  
  
Atomic Radius
Not Available   
180.00 pm   
14
Covalent Radius
221.00 pm   
3
171.00 pm   
24
Van der Waals Radius
283.00 pm   
4
Not Available   
Atomic Weight
226.00 amu   
26
289.00 amu   
3
Atomic Volume
45.20 cm3/mol   
4
Not Available   
Adjacent Atomic Numbers
  
  
Previous Element
Francium
  
Nihonium
  
Next Element
Actinium
  
Moscovium
  
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   
Unknown   
Lattice C/A Ratio
Not Available   
Not Available   
Mechanical Properties
Density
  
  
Density At Room Temperature
5.50 g/cm3   
99+
14.00 g/cm3   
23
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   
NA   
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
5.00   
99+
Not Available   
Magnetic Ordering
Nonmagnetic   
Unknown   
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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