1 Periodic Table
1.1 Symbol
1.2 Group Number
1.4 Period Number
2.3 Block
2.4 Element Family
Post-Transition
Actinide
2.5 CAS Number
743992110028145
7429905
54386242
2.6 Space Group Name
2.7 Space Group Number
3 Facts
3.1 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.
- The most stable isotope of Nobelium metal is No-259.
- No-259 has a half-life of fifty-eight minutes.
3.2 Sources
Earth's crust, Found in Minerals, Mining, Ores of metals, Ores of Minerals
Bombarding Curium-246 or Curium-249 with Carbon-12 Nuclei, Found in Minerals, Mining
3.3 History
3.3.1 Who Discovered
Unknown
Joint Institute for Nuclear Research
3.3.2 Discovery
In Middle Easterns (7000 BCE)
In 1966
3.4 Abundance
3.4.1 Abundance In Universe
3.4.2 Abundance In Sun
~0.000001 %~-9999 %
1E-08
0.1
3.4.4 Abundance In Meteorites
3.4.6 Abundance In Earth's Crust
3.4.8 Abundance In Oceans
3.4.9 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 Nobelium 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
4.2.2 Present in Human Body
4.2.3 In Blood
0.21 Blood/mg dm-30.00 Blood/mg dm-3
0
1970
4.3.2 In Bone
30.00 p.p.m.0.00 p.p.m.
0
170000
5 Physical
5.1 Melting Point
327.50 °C827.00 °C
27
3410
5.2 Boiling Point
5.3 Appearance
5.3.1 Physical State
5.3.2 Color
5.3.3 Luster
5.4 Hardness
5.4.1 Mohs Hardness
5.4.3 Brinell Hardness
5.4.6 Vickers Hardness
5.5 Speed of Sound
5.6 Optical Properties
5.6.1 Refractive Index
5.6.2 Reflectivity
5.7 Allotropes
5.7.1 α Allotropes
Not Available
Not Available
5.7.2 β Allotropes
Not Available
Not Available
5.7.3 γ Allotropes
Not Available
Not Available
6 Chemical
6.1 Chemical Formula
6.2 Isotopes
6.2.1 Known Isotopes
6.3 Electronegativity
6.3.1 Pauling Electronegativity
6.3.3 Sanderson Electronegativity
6.3.5 Allred Rochow Electronegativity
6.3.6 Mulliken-Jaffe Electronegativity
6.3.8 Allen Electronegativity
6.4 Electropositivity
6.4.1 Pauling Electropositivity
6.5 Ionization Energies
6.5.1 1st Energy Level
715.60 kJ/mol642.00 kJ/mol
375.7
26130
6.5.4 2nd Energy Level
1,450.50 kJ/mol1,254.00 kJ/mol
710.2162
28750
6.5.5 3rd Energy Level
3,081.50 kJ/mol2,643.00 kJ/mol
1600
34230
6.5.7 4th Energy Level
4,083.00 kJ/mol3,956.00 kJ/mol
2780
37066
6.5.10 5th Energy Level
6,640.00 kJ/molNA
4305.2
97510
6.5.12 6th Energy Level
6.5.14 7th Energy level
6.5.16 8th Energy Level
6.5.18 9th Energy Level
6.5.20 10th Energy Level
6.5.22 11th Energy Level
6.5.24 12th Energy Level
6.5.27 13th Energy Level
6.6.1 14th Energy Level
6.6.2 15th Energy Level
6.7.1 16th Energy Level
7.1.1 17th Energy Level
7.1.2 18th Energy Level
7.4.2 19th Energy Level
7.4.3 20th Energy Level
7.4.5 21st Energy Level
7.4.6 22nd Energy Level
7.4.8 23rd Energy Level
7.4.9 24th Energy Level
7.4.10 25th Energy Level
7.5.2 26th Energy Level
7.5.4 27th Energy Level
7.5.5 28th Energy Level
7.5.7 29th Energy Level
7.5.8 30th Energy Level
7.7 Electrochemical Equivalent
3.87 g/amp-hr4.83 g/amp-hr
0.16812
8.3209
7.9 Electron Work Function
7.10 Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes
Ionization, Radioactive Isotopes, Radioactivity
8 Atomic
8.1 Atomic Number
8.4 Electron Configuration
[Xe] 4f14 5d10 6s2 6p2
[Rn] 5f14 7s2
8.5 Crystal Structure
Face Centered Cubic (FCC)
Not Known
8.5.1 Crystal Lattice
8.6 Atom
8.6.1 Number of Protons
8.7.1 Number of Neutrons
8.9.1 Number of Electrons
9.2 Radius of an Atom
9.2.1 Atomic Radius
9.2.3 Covalent Radius
9.2.4 Van der Waals Radius
202.00 pm246.00 pm
139
348
9.4 Atomic Weight
207.20 amu259.00 amu
6.94
294
9.7 Atomic Volume
18.17 cm3/molNA
1.39
71.07
9.8 Adjacent Atomic Numbers
9.8.1 Previous Element
9.8.2 Next Element
9.9 Valence Electron Potential
24.20 (-eV)26.00 (-eV)
8
392.42
9.11 Lattice Constant
495.08 pmNA
228.58
891.25
9.12 Lattice Angles
9.13 Lattice C/A Ratio
10 Mechanical
10.1 Density
10.1.1 Density At Room Temperature
10.1.3 Density When Liquid (at m.p.)
10.3 Tensile Strength
11.2 Viscosity
11.3 Vapor Pressure
11.3.1 Vapor Pressure at 1000 K
11.3.4 Vapor Pressure at 2000 K
11.4 Elasticity properties
11.4.1 Shear Modulus
11.5.3 Bulk Modulus
11.5.5 Young's Modulus
11.6 Poisson Ratio
11.7 Other Mechanical Properties
Ductile, Malleable
Unknown
13 Magnetic
13.2 Magnetic Characteristics
13.2.1 Specific Gravity
13.2.2 Magnetic Ordering
13.2.3 Permeability
13.3.1 Susceptibility
13.4 Electrical Properties
13.4.1 Electrical Property
13.5.1 Resistivity
13.5.2 Electrical Conductivity
0.05 106/cm ΩNA
0.00666
0.63
13.6.1 Electron Affinity
14 Thermal
14.1 Specific Heat
14.3 Molar Heat Capacity
26.65 J/mol·KNA
16.443
62.7
14.4 Thermal Conductivity
14.5 Critical Temperature
14.6 Thermal Expansion
14.7 Enthalpy
14.7.1 Enthalpy of Vaporization
179.40 kJ/molNA
7.32
799.1
14.8.1 Enthalpy of Fusion
14.8.2 Enthalpy of Atomization
14.9 Standard Molar Entropy
64.80 J/mol.KNA
9.5
198.1