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Flerovium Berkelium Comparison

Flerovium
Berkelium
Berkelium Flerovium comparison


Periodic Table
Symbol
Fl   
Bk   
Group Number
14   
4
Not Available   
Period Number
7   
7   
Block
p block   
f block   
Element Family
Post-​Transition   
Actinide   
CAS Number
54085164   
5
7440406   
99+
Space Group Name
Not Available   
P63/mmc   
Space Group Number
Not Available   
194.00   
5
Facts
Interesting Facts
Not Available   
  • X-ray Diffraction- different compounds of Berkelium metals are identified using it.
    Commercial uses of Berkelium metal are not yet discovered.
  
Sources
NA   
Bombarding Americium with Alpha Particles.   
History
  
  
Who Discovered
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory   
Lawrence Berkeley National Laboratory   
Discovery
In 1999   
In 1949   
Abundance
  
  
Uses
Uses & Benefits
  • Currently known uses of Flerovium metal are limited to research purpose only.
  
  • This metal is very rare and has no commercial uses.
  
Industrial Uses
NA   
NA   
Medical Uses
NA   
NA   
Other Uses
Alloys, Research Purposes   
NA   
Biological Properties
  
  
Present in Human Body
No   
No   
In Blood
Not Available   
0.00 Blood/mg dm-3   
37
In Bone
Not Available   
0.00 p.p.m.   
36
Physical Properties
Melting Point
67.00 °C   
99+
986.00 °C   
99+
Boiling Point
147.00 °C   
99+
2,627.00 °C   
40
Appearance
  
  
Physical State
Solid   
Solid   
Color
Unknown   
Silver   
Luster
Unknown Luster   
Metallic   
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
Fl   
Bk   
Isotopes
  
  
Known Isotopes
1   
34
14   
25
Electronegativity
  
  
Pauling Electronegativity
Not Available   
1.30   
32
Allred Rochow Electronegativity
Not Available   
1.20   
27
Allen Electronegativity
Not Available   
2.70   
1
Electropositivity
  
  
Pauling Electropositivity
Not Available   
2.70   
22
Ionization Energies
  
  
1st Energy Level
823.90 kJ/mol   
13
601.00 kJ/mol   
99+
2nd Energy Level
1,601.60 kJ/mol   
34
1,186.00 kJ/mol   
99+
3rd Energy Level
3,367.30 kJ/mol   
18
2,152.00 kJ/mol   
99+
4th Energy Level
4,399.70 kJ/mol   
27
3,434.00 kJ/mol   
99+
5th Energy Level
5,847.00 kJ/mol   
26
Not Available   
Electrochemical Equivalent
Not Available   
3.07 g/amp-hr   
16
Electron Work Function
Not Available   
Not Available   
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity   
Ionization, Radioactive Isotopes, Radioactivity   
Atomic Properties
Atomic Number
114   
4
97   
21
Electron Configuration
[Rn] 5f14 6d10 7s2 7p2   
[Rn] 5f9 7s2   
Crystal Structure
Not Known   
Double Hexagonal Close Packed (DHCP)   
Crystal Lattice
Unknown-Crystal-Structure-of-Flerovium.jpg#100   
DHCP-Crystal-Structure-of-Berkelium.jpg#100   
Atom
  
  
Number of Protons
114   
4
97   
21
Number of Neutrons
184   
1
150   
11
Number of Electrons
114   
4
97   
21
Radius of an Atom
  
  
Atomic Radius
180.00 pm   
14
170.00 pm   
22
Covalent Radius
171.00 pm   
24
Not Available   
Atomic Weight
289.00 amu   
3
247.00 amu   
18
Atomic Volume
Not Available   
Not Available   
Adjacent Atomic Numbers
  
  
Previous Element
Nihonium
  
Curium
  
Next Element
Moscovium
  
Californium
  
Valence Electron Potential
Not Available   
45.50 (-eV)   
36
Lattice Constant
Not Available   
341.60 pm   
99+
Lattice Angles
Unknown   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
Not Available   
Mechanical Properties
Density
  
  
Density At Room Temperature
14.00 g/cm3   
23
14.78 g/cm3   
22
Density When Liquid (at m.p.)
Not Available   
13.25 g/cm3   
11
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
Not Available   
14.00   
14
Magnetic Ordering
Unknown   
Paramagnetic   
Electrical Properties
  
  
Electrical Property
Unknown   
Conductor   
Thermal Properties
Specific Heat
Not Available   
Not Available   
Molar Heat Capacity
Not Available   
Not Available   
Thermal Conductivity
Not Available   
10.00 W/m·K   
99+
Critical Temperature
Not Available   
Not Available   
Thermal Expansion
Not Available   
Not Available   
Enthalpy
  
  
Standard Molar Entropy
Not Available   
Not Available   
Summary >>
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