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Flerovium vs Lead

Flerovium
Lead
Lead vs Flerovium


Periodic Table
Symbol
Fl  
Pb  
Group Number
14  
4
14  
4
Period Number
7  
6  
Block
p block  
p block  
Element Family
Post-​Transition  
Post-​Transition  
CAS Number
54085164  
5
7439921  
99+
Space Group Name
-  
Fm_ 3m  
Space Group Number
198.00  
6
225.00  
3
Facts
Interesting Facts
Flerovium is named after the Flerov Laboratory of Nuclear Reactions.  
  • Galena mineral contains almost 87% of Lead metal in it, Galena is sulfide mineral.
  • The best available source of Lead metal today is by recycling automobile batteries.
  
Sources
-  
Earth's crust, Found in Minerals, Mining, Ores of metals, Ores of Minerals  
History
  
  
Who Discovered
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory  
-  
Discovery
In 1999  
In Middle Easterns (7000 BCE)  
Abundance
  
  
Abundance In Universe
0.00 %  
40
0.00 %  
17
Abundance In Sun
-  
0.00 %  
18
Abundance In Meteorites
0.00 %  
99+
0.00 %  
23
Abundance In Earth's Crust
-  
0.00 %  
26
Abundance In Oceans
-  
0.00 %  
22
Abundance In Humans
-  
0.00 %  
9
Uses
Uses & Benefits
  • Currently known uses of Flerovium metal are limited to research purpose only.
  
  • It is also used in insecticides, hair dyes and as an anti-knocking additive for petrol. But all these are banned by the government as Lead metal is known for detrimental to health.
  
Industrial Uses
-  
Chemical Industry, Electrical Industry, Electronic Industry  
Medical Uses
-  
Surgical Instruments Manufacturing  
Other Uses
Alloys, Research Purposes  
Alloys  
Biological Properties
  
  
Toxicity
-  
Toxic  
Present in Human Body
No  
Yes  
In Blood
0.00 Blood/mg dm-3  
40
0.21 Blood/mg dm-3  
11
In Bone
0.00 p.p.m.  
99+
30.00 p.p.m.  
10
Physical
Melting Point
67.00 °C  
99+
327.50 °C  
99+
Boiling Point
147.00 °C  
99+
1,740.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
-  
Gray  
Luster
Unknown Luster  
Metallic  
Hardness
  
  
Mohs Hardness
4.00  
11
1.50  
19
Brinell Hardness
350.00 MPa  
36
38.00 MPa  
99+
Vickers Hardness
450.00 MPa  
38
38.00 MPa  
99+
Speed of Sound
3,200.00 m/s  
35
1,190.00 m/s  
99+
Optical Properties
  
  
Refractive Index
1.30  
99+
2.02  
14
Reflectivity
68.00 %  
15
5.00 %  
39
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Fl  
Pb  
Isotopes
  
  
Known Isotopes
1  
34
35  
4
Electronegativity
  
  
Pauling Electronegativity
2.60  
1
1.87  
14
Sanderson Electronegativity
1.30  
25
2.29  
4
Allred Rochow Electronegativity
1.30  
25
1.55  
12
Mulliken-Jaffe Electronegativity
1.30  
33
2.41  
2
Allen Electronegativity
1.30  
40
1.85  
11
Electropositivity
  
  
Pauling Electropositivity
2.00  
99+
1.67  
99+
Ionization Energies
  
  
1st Energy Level
823.90 kJ/mol  
13
715.60 kJ/mol  
31
2nd Energy Level
1,601.60 kJ/mol  
35
1,450.50 kJ/mol  
99+
3rd Energy Level
3,367.30 kJ/mol  
18
3,081.50 kJ/mol  
23
4th Energy Level
4,399.70 kJ/mol  
37
4,083.00 kJ/mol  
99+
5th Energy Level
5,847.00 kJ/mol  
99+
6,640.00 kJ/mol  
32
6th Energy Level
11,400.00 kJ/mol  
9
7,150.00 kJ/mol  
99+
7th Energy level
5,400.00 kJ/mol  
99+
7,156.00 kJ/mol  
36
8th Energy Level
6,700.00 kJ/mol  
39
7,150.00 kJ/mol  
32
9th Energy Level
5,840.00 kJ/mol  
99+
7,156.00 kJ/mol  
30
10th Energy Level
6,000.00 kJ/mol  
99+
7,156.00 kJ/mol  
34
11th Energy Level
6,000.00 kJ/mol  
99+
7,156.00 kJ/mol  
33
12th Energy Level
36,400.00 kJ/mol  
24
7,150.00 kJ/mol  
99+
13th Energy Level
5,400.00 kJ/mol  
99+
7,150.00 kJ/mol  
28
14th Energy Level
1,145.00 kJ/mol  
99+
715.60 kJ/mol  
99+
15th Energy Level
67,000.00 kJ/mol  
33
71,500.00 kJ/mol  
24
16th Energy Level
36,400.00 kJ/mol  
99+
71,500.00 kJ/mol  
19
17th Energy Level
1,144.00 kJ/mol  
17
715.60 kJ/mol  
40
18th Energy Level
3,400.00 kJ/mol  
99+
7,150.00 kJ/mol  
30
19th Energy Level
1,127.50 kJ/mol  
16
715.60 kJ/mol  
37
20th Energy Level
800.00 kJ/mol  
24
715.00 kJ/mol  
31
21st Energy Level
670.00 kJ/mol  
99+
715.60 kJ/mol  
99+
22nd Energy Level
340.00 kJ/mol  
99+
715.00 kJ/mol  
25
23rd Energy Level
1,120.00 kJ/mol  
34
715.60 kJ/mol  
99+
24th Energy Level
540.10 kJ/mol  
99+
715.60 kJ/mol  
24
25th Energy Level
0.00 kJ/mol  
99+
715.00 kJ/mol  
25
26th Energy Level
540.10 kJ/mol  
99+
715.60 kJ/mol  
24
27th Energy Level
540.00 kJ/mol  
99+
715.60 kJ/mol  
23
28th Energy Level
800.00 kJ/mol  
18
715.60 kJ/mol  
29
29th Energy Level
800.10 kJ/mol  
17
715.60 kJ/mol  
30
30th Energy Level
0.00 kJ/mol  
99+
715.00 kJ/mol  
24
Electrochemical Equivalent
3.00 g/amp-hr  
21
3.87 g/amp-hr  
9
Electron Work Function
4.90 eV  
12
4.25 eV  
28
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity  
Anti Corrosion, Ionization, Radioactive Isotopes  
Atomic
Atomic Number
114  
4
82  
34
Electron Configuration
[Rn] 5f14 6d10 7s2 7p2  
[Xe] 4f14 5d10 6s2 6p2  
Crystal Structure
Not Known  
Face Centered Cubic (FCC)  
Crystal Lattice
Unknown-Crystal-Structure-of-Flerovium.jpg#100  
FCC-Crystal-Structure-of-Lead.jpg#100  
Atom
  
  
Number of Protons
114  
4
82  
34
Number of Neutrons
184  
2
125  
20
Number of Electrons
114  
4
82  
34
Radius of an Atom
  
  
Atomic Radius
180.00 pm  
16
175.00 pm  
21
Covalent Radius
171.00 pm  
26
146.00 pm  
40
Van der Waals Radius
0.00 pm  
99+
202.00 pm  
34
Atomic Weight
289.00 amu  
3
207.20 amu  
30
Atomic Volume
14.00 cm3/mol  
99+
18.17 cm3/mol  
39
Adjacent Atomic Numbers
  
  
Previous Element
Nihonium
  
Thallium
  
Next Element
Moscovium
  
Bismuth
  
Valence Electron Potential
0.00 (-eV)  
99+
24.20 (-eV)  
99+
Lattice Constant
-  
495.08 pm  
18
Lattice Angles
-  
π/2, π/2, π/2  
Lattice C/A Ratio
1.60  
22
1.51  
99+
Mechanical
Density
  
  
Density At Room Temperature
14.00 g/cm3  
24
11.34 g/cm3  
35
Density When Liquid (at m.p.)
14.00 g/cm3  
24
10.66 g/cm3  
36
Tensile Strength
0.10 MPa  
99+
12.00 MPa  
99+
Viscosity
0.00  
25
0.00  
29
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
37
1.64 (Pa)  
7
Vapor Pressure at 2000 K
0.00 (Pa)  
30
0.00 (Pa)  
30
Elasticity properties
  
  
Shear Modulus
35.00 GPa  
21
5.60 GPa  
99+
Bulk Modulus
15.00 GPa  
99+
46.00 GPa  
28
Young's Modulus
0.00 GPa  
99+
16.00 GPa  
99+
Poisson Ratio
0.30  
14
0.44  
3
Other Mechanical Properties
-  
Ductile, Malleable  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
14.00  
25
11.35  
38
Magnetic Ordering
-  
Diamagnetic  
Permeability
0.00 H/m  
15
0.00 H/m  
12
Susceptibility
0.00  
24
0.00  
30
Electrical Properties
  
  
Electrical Property
-  
Poor Conductor  
Resistivity
5.40 nΩ·m  
99+
208.00 nΩ·m  
16
Electrical Conductivity
0.00 106/cm Ω  
99+
0.05 106/cm Ω  
99+
Electron Affinity
-  
35.10 kJ/mol  
33
Thermal
Specific Heat
0.10 J/(kg K)  
99+
0.13 J/(kg K)  
40
Molar Heat Capacity
27.00 J/mol·K  
29
26.65 J/mol·K  
34
Thermal Conductivity
0.00 W/m·K  
99+
35.30 W/m·K  
39
Critical Temperature
340.00 K  
99+
600.61 K  
99+
Thermal Expansion
7.10 µm/(m·K)  
99+
28.90 µm/(m·K)  
13
Enthalpy
  
  
Enthalpy of Vaporization
337.40 kJ/mol  
38
179.40 kJ/mol  
99+
Enthalpy of Fusion
14.50 kJ/mol  
26
4.77 kJ/mol  
99+
Enthalpy of Atomization
-  
194.60 kJ/mol  
99+
Standard Molar Entropy
57.00 J/mol.K  
30
64.80 J/mol.K  
18
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