1 Periodic Table
1.1 Symbol
1.2 Group Number
1.4 Period Number
1.6 Block
1.7 Element Family
Post-Transition
Probably Post-Transition
1.8 CAS Number
743992154084707
7429905
54386242
1.9 Space Group Name
1.10 Space Group Number
2 Facts
2.1 Interesting Facts
- 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.
Not Available
2.2 Sources
Earth's crust, Found in Minerals, Mining, Ores of metals, Ores of Minerals
Synthetically Produced
2.3 History
2.3.1 Who Discovered
Unknown
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory
2.3.2 Discovery
In Middle Easterns (7000 BCE)
In 2003
2.4 Abundance
2.4.1 Abundance In Universe
2.4.4 Abundance In Sun
~0.000001 %~-9999 %
1E-08
0.1
2.4.8 Abundance In Meteorites
2.4.11 Abundance In Earth's Crust
2.4.15 Abundance In Oceans
2.4.17 Abundance In Humans
3 Uses
3.1 Uses & Benefits
- 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.
- Currently known uses of Ununtrium metal are limited to research purpose only.
3.1.1 Industrial Uses
Chemical Industry, Electrical Industry, Electronic Industry
NA
3.1.2 Medical Uses
Surgical Instruments Manufacturing
NA
3.1.3 Other Uses
3.2 Biological Properties
3.2.1 Toxicity
3.2.2 Present in Human Body
3.2.3 In Blood
0.21 Blood/mg dm-3NA
0
1970
3.2.6 In Bone
4 Physical
4.1 Melting Point
327.50 °C430.00 °C
27
3410
1.2 Boiling Point
1,740.00 °C1,130.00 °C
147
5660
1.4 Appearance
1.4.1 Physical State
1.4.2 Color
1.4.3 Luster
1.5 Hardness
1.5.1 Mohs Hardness
1.6.4 Brinell Hardness
1.9.5 Vickers Hardness
1.12 Speed of Sound
2.5 Optical Properties
2.5.1 Refractive Index
2.5.3 Reflectivity
2.6 Allotropes
2.6.1 α Allotropes
Not Available
Not Available
2.6.2 β Allotropes
Not Available
Not Available
2.6.3 γ Allotropes
Not Available
Not Available
3 Chemical
3.1 Chemical Formula
3.2 Isotopes
3.2.1 Known Isotopes
3.4 Electronegativity
3.4.1 Pauling Electronegativity
3.4.5 Sanderson Electronegativity
3.6.2 Allred Rochow Electronegativity
4.1.2 Mulliken-Jaffe Electronegativity
5.2.4 Allen Electronegativity
6.2 Electropositivity
6.2.1 Pauling Electropositivity
7.2 Ionization Energies
7.2.1 1st Energy Level
715.60 kJ/mol704.90 kJ/mol
375.7
26130
7.2.3 2nd Energy Level
1,450.50 kJ/mol2,238.50 kJ/mol
710.2162
28750
7.4.1 3rd Energy Level
3,081.50 kJ/mol3,023.30 kJ/mol
1600
34230
7.4.3 4th Energy Level
4,083.00 kJ/mol4,351.50 kJ/mol
2780
37066
7.6.4 5th Energy Level
6,640.00 kJ/mol5,692.60 kJ/mol
4305.2
97510
7.7.2 6th Energy Level
7.9.1 7th Energy level
7.9.4 8th Energy Level
7.11.2 9th Energy Level
7.14.1 10th Energy Level
7.17.1 11th Energy Level
8.2.1 12th Energy Level
9.5.1 13th Energy Level
10.1.2 14th Energy Level
10.2.2 15th Energy Level
10.4.2 16th Energy Level
10.5.4 17th Energy Level
10.6.3 18th Energy Level
11.1.2 19th Energy Level
11.2.2 20th Energy Level
11.3.3 21st Energy Level
11.4.2 22nd Energy Level
12.1.3 23rd Energy Level
12.1.6 24th Energy Level
12.1.9 25th Energy Level
12.2.4 26th Energy Level
12.2.7 27th Energy Level
12.2.10 28th Energy Level
12.2.13 29th Energy Level
14.1.1 30th Energy Level
14.2 Electrochemical Equivalent
3.87 g/amp-hrNA
0.16812
8.3209
14.6 Electron Work Function
14.10 Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes
Chemical Stability, Ionization
15 Atomic
15.1 Atomic Number
15.4 Electron Configuration
[Xe] 4f14 5d10 6s2 6p2
[Rn] 5f14 6d10 7s2 7p1
15.5 Crystal Structure
Face Centered Cubic (FCC)
Not Known
15.5.1 Crystal Lattice
15.6 Atom
15.6.1 Number of Protons
15.7.3 Number of Neutrons
15.9.3 Number of Electrons
15.10 Radius of an Atom
15.10.1 Atomic Radius
15.10.4 Covalent Radius
15.10.6 Van der Waals Radius
15.12 Atomic Weight
207.20 amu286.00 amu
6.94
294
15.13 Atomic Volume
18.17 cm3/molNA
1.39
71.07
15.14 Adjacent Atomic Numbers
15.14.1 Previous Element
15.14.2 Next Element
15.15 Valence Electron Potential
15.17 Lattice Constant
495.08 pmNA
228.58
891.25
15.19 Lattice Angles
15.20 Lattice C/A Ratio
16 Mechanical
16.1 Density
16.1.1 Density At Room Temperature
11.34 g/cm316.00 g/cm3
0.534
40.7
17.1.1 Density When Liquid (at m.p.)
17.5 Tensile Strength
17.6 Viscosity
17.7 Vapor Pressure
17.7.1 Vapor Pressure at 1000 K
17.7.3 Vapor Pressure at 2000 K
17.8 Elasticity properties
17.8.1 Shear Modulus
17.9.3 Bulk Modulus
17.9.5 Young's Modulus
17.11 Poisson Ratio
17.13 Other Mechanical Properties
Ductile, Malleable
Unknown
18 Magnetic
18.1 Magnetic Characteristics
18.1.1 Specific Gravity
18.3.1 Magnetic Ordering
18.3.2 Permeability
18.4.1 Susceptibility
18.5 Electrical Properties
18.5.1 Electrical Property
18.5.2 Resistivity
19.1.2 Electrical Conductivity
0.05 106/cm ΩNA
0.00666
0.63
19.1.4 Electron Affinity
20 Thermal
20.1 Specific Heat
20.4 Molar Heat Capacity
26.65 J/mol·KNA
16.443
62.7
20.6 Thermal Conductivity
20.7 Critical Temperature
20.9 Thermal Expansion
21.2 Enthalpy
21.2.1 Enthalpy of Vaporization
179.40 kJ/molNA
7.32
799.1
21.3.3 Enthalpy of Fusion
21.3.6 Enthalpy of Atomization
22.3 Standard Molar Entropy
64.80 J/mol.KNA
9.5
198.1