1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.4 Block
1.5 Element Family
Transition Metal
Lanthanide
1.6 CAS Number
540388127440451
7429905
54386242
1.8 Space Group Name
1.9 Space Group Number
2 Facts
2.1 Interesting Facts
- Seaborgium most stable isotope is Sg and it has 2.1 min of half- life.
- And other isotopes of Seaborgium have half-lives as short as 3 ms.
- Cerium is a rare earth metal but still it is not rare at all.
- It’s non-toxic compound Cerium sulfide has a rich red color and it is used as a pigment.
- Cerium metal is also used in Flat screen TVs, light bulb, floodlights, etc.
2.2 Sources
Synthetically Produced
Found in Minerals, Mining, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Lawrence Berkeley National Laboratory
Martin Heinrich Klaproth, Jöns Jakob Berzelius, Wilhelm Hisinger
2.3.2 Discovery
2.4 Abundance
2.4.1 Abundance In Universe
2.5.2 Abundance In Sun
~-9999 %~0.0000004 %
1E-08
0.1
2.6.1 Abundance In Meteorites
2.6.5 Abundance In Earth's Crust
2.9.1 Abundance In Oceans
2.9.4 Abundance In Humans
4 Uses
4.1 Uses & Benefits
- Currently known uses of Seaborgium metal are limited to research purpose only.
- It is used to include flints for cigarette lighters.
- Its compound Cerium (Ill) Oxide is used as a catalyst; it is put inside the walls of the oven as it prevents from the buildup of cooking residues.
4.1.2 Industrial Uses
4.1.3 Medical Uses
4.1.4 Other Uses
4.2 Biological Properties
4.2.1 Toxicity
4.2.2 Present in Human Body
4.2.3 In Blood
NA0.00 Blood/mg dm-3
0
1970
4.2.7 In Bone
5 Physical
5.1 Melting Point
5.4 Boiling Point
5.6 Appearance
5.6.1 Physical State
5.6.2 Color
5.6.3 Luster
5.7 Hardness
5.7.1 Mohs Hardness
5.10.2 Brinell Hardness
6.2.1 Vickers Hardness
6.8 Speed of Sound
8.2 Optical Properties
8.2.1 Refractive Index
8.5.2 Reflectivity
8.6 Allotropes
8.6.1 α Allotropes
Not Available
Not Available
8.6.2 β Allotropes
Not Available
Not Available
8.6.3 γ Allotropes
Not Available
Not Available
9 Chemical
9.1 Chemical Formula
9.2 Isotopes
9.2.1 Known Isotopes
9.4 Electronegativity
9.4.1 Pauling Electronegativity
9.5.4 Sanderson Electronegativity
9.6.2 Allred Rochow Electronegativity
10.1.1 Mulliken-Jaffe Electronegativity
10.3.1 Allen Electronegativity
10.7 Electropositivity
10.7.1 Pauling Electropositivity
10.11 Ionization Energies
10.11.1 1st Energy Level
757.40 kJ/mol534.40 kJ/mol
375.7
26130
10.13.1 2nd Energy Level
1,732.90 kJ/mol1,050.00 kJ/mol
710.2162
28750
10.14.1 3rd Energy Level
2,483.50 kJ/mol1,949.00 kJ/mol
1600
34230
10.19.1 4th Energy Level
3,415.60 kJ/mol3,547.00 kJ/mol
2780
37066
11.2.1 5th Energy Level
4,561.80 kJ/mol6,325.00 kJ/mol
4305.2
97510
11.4.1 6th Energy Level
5,715.80 kJ/mol7,490.00 kJ/mol
5715.8
105800
12.3.1 7th Energy level
12.3.2 8th Energy Level
12.5.2 9th Energy Level
12.5.3 10th Energy Level
12.7.1 11th Energy Level
12.8.1 12th Energy Level
12.9.3 13th Energy Level
12.9.6 14th Energy Level
12.11.1 15th Energy Level
13.1.2 16th Energy Level
13.1.3 17th Energy Level
13.1.7 18th Energy Level
13.2.1 19th Energy Level
14.1.2 20th Energy Level
14.1.5 21st Energy Level
14.1.7 22nd Energy Level
14.1.9 23rd Energy Level
14.2.3 24th Energy Level
14.2.4 25th Energy Level
15.1.1 26th Energy Level
15.1.3 27th Energy Level
15.2.1 28th Energy Level
15.2.3 29th Energy Level
15.3.1 30th Energy Level
15.4 Electrochemical Equivalent
NA1.74 g/amp-hr
0.16812
8.3209
16.3 Electron Work Function
16.6 Other Chemical Properties
NA
Chemical Stability, Anti Corrosion, Ionization, Radioactive Isotopes, Solubility
17 Atomic
17.1 Atomic Number
17.3 Electron Configuration
[Rn] 5f14 6d2 7s2
[Xe] 4f1 5d1 6s2
17.4 Crystal Structure
Body Centered Cubic (BCC)
Double Hexagonal Close Packed (DHCP)
17.4.1 Crystal Lattice
17.5 Atom
17.5.1 Number of Protons
1.3.1 Number of Neutrons
2.4.2 Number of Electrons
2.5 Radius of an Atom
2.5.1 Atomic Radius
132.00 pm181.80 pm
112
265
2.7.1 Covalent Radius
143.00 pm204.00 pm
96
260
2.8.2 Van der Waals Radius
2.9 Atomic Weight
269.00 amu140.12 amu
6.94
294
2.10 Atomic Volume
NA20.67 cm3/mol
1.39
71.07
2.11 Adjacent Atomic Numbers
2.11.1 Previous Element
2.11.2 Next Element
2.12 Valence Electron Potential
2.13 Lattice Constant
NA362.00 pm
228.58
891.25
2.14 Lattice Angles
2.15 Lattice C/A Ratio
4 Mechanical
4.1 Density
4.1.1 Density At Room Temperature
35.00 g/cm36.77 g/cm3
0.534
40.7
4.1.4 Density When Liquid (at m.p.)
5.2 Tensile Strength
5.3 Viscosity
5.5 Vapor Pressure
5.5.1 Vapor Pressure at 1000 K
5.5.2 Vapor Pressure at 2000 K
5.8 Elasticity properties
5.8.1 Shear Modulus
5.8.4 Bulk Modulus
5.8.7 Young's Modulus
5.10 Poisson Ratio
5.12 Other Mechanical Properties
Unknown
Ductile, Malleable
6 Magnetic
6.1 Magnetic Characteristics
6.1.1 Specific Gravity
6.1.4 Magnetic Ordering
6.1.5 Permeability
7.2.3 Susceptibility
7.4 Electrical Properties
7.4.1 Electrical Property
7.4.2 Resistivity
7.4.6 Electrical Conductivity
NA0.01 106/cm Ω
0.00666
0.63
7.4.10 Electron Affinity
8 Thermal
8.1 Specific Heat
8.2 Molar Heat Capacity
NA26.94 J/mol·K
16.443
62.7
8.3 Thermal Conductivity
8.5 Critical Temperature
8.7 Thermal Expansion
8.9 Enthalpy
8.9.1 Enthalpy of Vaporization
NA414.00 kJ/mol
7.32
799.1
8.10.2 Enthalpy of Fusion
8.11.2 Enthalpy of Atomization
8.12 Standard Molar Entropy
NA72.00 J/mol.K
9.5
198.1