1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.3 Block
1.4 Element Family
Post-Transition
Probably Post-Transition
1.5 CAS Number
743992154085642
7429905
54386242
1.6 Space Group Name
1.7 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
2.3 Sources
Earth's crust, Found in Minerals, Mining, Ores of metals, Ores of Minerals
Synthetically Produced
2.4 History
2.4.1 Who Discovered
Unknown
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory
2.5.1 Discovery
In Middle Easterns (7000 BCE)
In 2003
2.7 Abundance
2.7.1 Abundance In Universe
2.7.5 Abundance In Sun
~0.000001 %~-9999 %
1E-08
0.1
2.9.3 Abundance In Meteorites
3.4.3 Abundance In Earth's Crust
3.5.1 Abundance In Oceans
3.5.3 Abundance In Humans
4 Uses
4.1 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 Ununpentium metal are limited to research purpose only.
4.1.1 Industrial Uses
Chemical Industry, Electrical Industry, Electronic Industry
NA
4.1.2 Medical Uses
Surgical Instruments Manufacturing
NA
4.1.3 Other Uses
4.2 Biological Properties
4.2.1 Toxicity
4.2.3 Present in Human Body
4.2.4 In Blood
0.21 Blood/mg dm-3NA
0
1970
5.1.1 In Bone
6 Physical
6.1 Melting Point
327.50 °C400.00 °C
27
3410
6.5 Boiling Point
1,740.00 °C1,100.00 °C
147
5660
7.3 Appearance
7.3.1 Physical State
7.3.2 Color
7.3.3 Luster
7.4 Hardness
7.4.1 Mohs Hardness
7.4.6 Brinell Hardness
8.2.3 Vickers Hardness
8.7 Speed of Sound
8.8 Optical Properties
8.8.1 Refractive Index
8.9.1 Reflectivity
8.11 Allotropes
8.11.1 α Allotropes
Not Available
Not Available
8.11.2 β Allotropes
Not Available
Not Available
8.11.3 γ Allotropes
Not Available
Not Available
9 Chemical
9.1 Chemical Formula
9.2 Isotopes
9.2.1 Known Isotopes
9.6 Electronegativity
9.6.1 Pauling Electronegativity
10.1.1 Sanderson Electronegativity
10.5.1 Allred Rochow Electronegativity
11.1.3 Mulliken-Jaffe Electronegativity
12.2.2 Allen Electronegativity
12.5 Electropositivity
12.5.1 Pauling Electropositivity
12.9 Ionization Energies
12.9.1 1st Energy Level
715.60 kJ/mol538.40 kJ/mol
375.7
26130
12.9.3 2nd Energy Level
1,450.50 kJ/mol1,756.00 kJ/mol
710.2162
28750
12.9.7 3rd Energy Level
3,081.50 kJ/mol2,653.30 kJ/mol
1600
34230
12.11.1 4th Energy Level
4,083.00 kJ/mol4,679.50 kJ/mol
2780
37066
12.12.2 5th Energy Level
6,640.00 kJ/mol5,721.60 kJ/mol
4305.2
97510
12.14.2 6th Energy Level
12.17.1 7th Energy level
12.17.3 8th Energy Level
2.1.2 9th Energy Level
2.4.3 10th Energy Level
3.1.4 11th Energy Level
4.4.2 12th Energy Level
4.5.2 13th Energy Level
4.6.1 14th Energy Level
4.7.4 15th Energy Level
5.1.1 16th Energy Level
5.3.1 17th Energy Level
5.4.1 18th Energy Level
5.4.5 19th Energy Level
6.3.4 20th Energy Level
6.4.1 21st Energy Level
6.5.2 22nd Energy Level
7.3.2 23rd Energy Level
8.1.3 24th Energy Level
8.2.2 25th Energy Level
8.2.5 26th Energy Level
8.3.3 27th Energy Level
8.5.2 28th Energy Level
8.5.5 29th Energy Level
8.6.2 30th Energy Level
8.7 Electrochemical Equivalent
3.87 g/amp-hrNA
0.16812
8.3209
9.2 Electron Work Function
9.4 Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes
Chemical Stability, Ionization
10 Atomic
10.1 Atomic Number
10.4 Electron Configuration
[Xe] 4f14 5d10 6s2 6p2
[Rn] 5f14 6d10 7s2 7p3
10.5 Crystal Structure
Face Centered Cubic (FCC)
Not Known
10.5.1 Crystal Lattice
10.6 Atom
10.6.1 Number of Protons
11.3.1 Number of Neutrons
11.5.1 Number of Electrons
11.7 Radius of an Atom
11.7.1 Atomic Radius
11.8.1 Covalent Radius
12.1.1 Van der Waals Radius
12.3 Atomic Weight
207.20 amu289.00 amu
6.94
294
12.7 Atomic Volume
18.17 cm3/molNA
1.39
71.07
12.9 Adjacent Atomic Numbers
12.9.1 Previous Element
12.9.2 Next Element
12.10 Valence Electron Potential
12.13 Lattice Constant
495.08 pmNA
228.58
891.25
12.14 Lattice Angles
12.15 Lattice C/A Ratio
13 Mechanical
13.1 Density
13.1.1 Density At Room Temperature
11.34 g/cm34.51 g/cm3
0.534
40.7
13.3.2 Density When Liquid (at m.p.)
13.4 Tensile Strength
13.6 Viscosity
13.7 Vapor Pressure
13.7.1 Vapor Pressure at 1000 K
13.8.1 Vapor Pressure at 2000 K
13.9 Elasticity properties
13.9.1 Shear Modulus
13.12.1 Bulk Modulus
13.14.1 Young's Modulus
14.2 Poisson Ratio
14.3 Other Mechanical Properties
Ductile, Malleable
Unknown
15 Magnetic
15.1 Magnetic Characteristics
15.1.1 Specific Gravity
15.1.3 Magnetic Ordering
15.1.4 Permeability
15.2.2 Susceptibility
15.4 Electrical Properties
15.4.1 Electrical Property
15.4.3 Resistivity
15.5.3 Electrical Conductivity
0.05 106/cm ΩNA
0.00666
0.63
15.5.6 Electron Affinity
16 Thermal
16.1 Specific Heat
16.2 Molar Heat Capacity
26.65 J/mol·KNA
16.443
62.7
16.3 Thermal Conductivity
16.5 Critical Temperature
17.2 Thermal Expansion
17.3 Enthalpy
17.3.1 Enthalpy of Vaporization
179.40 kJ/molNA
7.32
799.1
17.3.5 Enthalpy of Fusion
17.4.5 Enthalpy of Atomization
17.6 Standard Molar Entropy
64.80 J/mol.KNA
9.5
198.1