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Seaborgium
Seaborgium

Lanthanum
Lanthanum



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Seaborgium
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Lanthanum

Seaborgium Lanthanum Comparison

1 Periodic Table
1.1 Symbol
Sg
La
1.2 Group Number
6NA
Gadolinium Metal
0 17
1.3 Period Number
76
Lithium Metal
2 7
1.4 Block
d block
f block
1.5 Element Family
Transition Metal
Lanthanide
1.6 CAS Number
540388127439910
Aluminium Metal
7429905 54386242
1.7 Space Group Name
Not Available
P63/mmc
1.8 Space Group Number
NA194.00
Plutonium Metal
11 229
3 Facts
3.1 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.
  • Lanthanum metal is highly malleable, ductile and sectile.
  • If exposed to air Lanthanum metal oxidizes rapidly.
3.2 Sources
Synthetically Produced
Found in Minerals, Mining, Ores of Minerals
3.3 History
3.3.1 Who Discovered
Lawrence Berkeley National Laboratory
Carl Gustaf Mosander
3.3.2 Discovery
In 1974
In 1838
3.4 Abundance
3.4.1 Abundance In Universe
NA2 * 10-7 %
Thallium Metal
5E-09 0.11
3.4.2 Abundance In Sun
~-9999 %~0.0000002 %
Beryllium Metal
1E-08 0.1
3.4.4 Abundance In Meteorites
NA0.00 %
Gold Metal
1.7E-07 22
4.1.1 Abundance In Earth's Crust
NA0.00 %
Radium Metal
9.9E-12 8.1
4.2.1 Abundance In Oceans
NA0.00 %
Protactinium Metal
2E-23 1.1
4.2.2 Abundance In Humans
NANA
Radium Metal
1E-13 1.4
5 Uses
5.1 Uses & Benefits
  • Currently known uses of Seaborgium metal are limited to research purpose only.
  • It has no commercial uses, but its alloys are in high demand. Lanthanum and Nickel alloy is used for the hydrogen gas storage.
  • The best-known use for mischmetal alloy of Lanthanum is; as a ‘flints’ for cigarette lighters.
5.1.1 Industrial Uses
NA
Electrical Industry, Electronic Industry
5.1.2 Medical Uses
NA
NA
5.1.3 Other Uses
Research Purposes
Alloys, Mirror Manufacturing
5.2 Biological Properties
5.2.1 Toxicity
Unknown
Low Toxic
5.2.2 Present in Human Body
5.2.3 In Blood
NANA
Plutonium Metal
0 1970
5.2.5 In Bone
NA0.08 p.p.m.
Plutonium Metal
0 170000
6 Physical
6.1 Melting Point
NA920.00 °C
Francium Metal
27 3410
6.3 Boiling Point
NA3,469.00 °C
Flerovium Metal
147 5660
6.5 Appearance
6.5.1 Physical State
Solid
Solid
6.5.2 Color
Unknown
Silvery White
6.5.3 Luster
Unknown Luster
NA
6.6 Hardness
6.6.1 Mohs Hardness
NA2.50
Cesium Metal
0.2 8.5
6.6.3 Brinell Hardness
NA350.00 MPa
Cesium Metal
0.14 3490
7.2.2 Vickers Hardness
NA360.00 MPa
Palladium Metal
121 3430
7.4 Speed of Sound
NA2,475.00 m/s
Thallium Metal
818 16200
7.5 Optical Properties
7.5.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
7.5.2 Reflectivity
NANA
Molybdenum Metal
58 97
7.6 Allotropes
7.6.1 α Allotropes
Not Available
Not Available
7.6.2 β Allotropes
Not Available
Not Available
7.6.3 γ Allotropes
Not Available
Not Available
8 Chemical
8.1 Chemical Formula
Sg
La
8.2 Isotopes
8.2.1 Known Isotopes
931
Tennessine Metal
0 38
8.3 Electronegativity
8.3.1 Pauling Electronegativity
NA1.10
Francium Metal
0.7 2.54
8.3.3 Sanderson Electronegativity
NANA
Cesium Metal
0.22 2.56
8.4.2 Allred Rochow Electronegativity
NA1.08
Cesium Metal
0.86 1.82
8.5.2 Mulliken-Jaffe Electronegativity
NANA
Cesium Metal
0.62 2.48
8.5.4 Allen Electronegativity
NANA
Cesium Metal
0.659 2.7
8.6 Electropositivity
8.6.1 Pauling Electropositivity
NA2.90
Gold Metal
1.46 3.3
8.7 Ionization Energies
8.7.1 1st Energy Level
757.40 kJ/mol538.10 kJ/mol
Cesium Metal
375.7 26130
8.7.3 2nd Energy Level
1,732.90 kJ/mol1,067.00 kJ/mol
Ruthenium Metal
710.2162 28750
8.7.5 3rd Energy Level
2,483.50 kJ/mol1,850.30 kJ/mol
Osmium Metal
1600 34230
8.7.7 4th Energy Level
3,415.60 kJ/mol4,819.00 kJ/mol
Thorium Metal
2780 37066
8.7.9 5th Energy Level
4,561.80 kJ/mol5,940.00 kJ/mol
Dubnium Metal
4305.2 97510
8.7.11 6th Energy Level
5,715.80 kJ/molNA
Sodium
5715.8 105800
8.7.12 7th Energy level
NANA
Bohrium Metal
7226.8 114300
8.7.14 8th Energy Level
NANA
Hassium Metal
8857.4 125300
8.7.16 9th Energy Level
NANA
Yttrium Metal
14110 134700
8.7.18 10th Energy Level
NANA
Strontium Metal
17100 144300
8.7.20 11th Energy Level
NANA
Yttrium Metal
19900 169988
8.7.22 12th Energy Level
NANA
Molybdenum Metal
22219 189368
8.7.24 13th Energy Level
NANA
Molybdenum Metal
26930 76015
8.7.26 14th Energy Level
NANA
Molybdenum Metal
29196 86450
8.7.28 15th Energy Level
NANA
Manganese Metal
41987 97510
8.7.30 16th Energy Level
NANA
Iron Metal
47206 109480
8.7.32 17th Energy Level
NANA
Cobalt Metal
52737 122200
8.7.33 18th Energy Level
NANA
Nickel Metal
58570 134810
8.7.36 19th Energy Level
NANA
Copper Metal
64702 148700
8.7.38 20th Energy Level
NANA
Molybdenum Metal
80400 171200
8.7.40 21st Energy Level
NANA
Molybdenum Metal
87000 179100
8.7.42 22nd Energy Level
NANA
Molybdenum Metal
93400 184900
8.7.44 23rd Energy Level
NANA
Molybdenum Metal
98420 198800
8.7.45 24th Energy Level
NANA
Molybdenum Metal
104400 195200
8.7.47 25th Energy Level
NANA
Molybdenum Metal
121900 121900
8.7.49 26th Energy Level
NANA
Molybdenum Metal
127700 127700
8.7.51 27th Energy Level
NANA
Molybdenum Metal
133800 133800
8.7.53 28th Energy Level
NANA
Molybdenum Metal
139800 139800
8.7.55 29th Energy Level
NANA
Molybdenum Metal
148100 148100
8.8.1 30th Energy Level
NANA
Molybdenum Metal
154500 154500
8.9 Electrochemical Equivalent
NA1.73 g/amp-hr
Beryllium Metal
0.16812 8.3209
8.11 Electron Work Function
NA3.50 eV
Cesium Metal
2.14 5.65
9.2 Other Chemical Properties
NA
Ionization, Radioactive Isotopes, Solubility
10 Atomic
10.1 Atomic Number
10657
Lithium Metal
3 117
10.5 Electron Configuration
[Rn] 5f14 6d2 7s2
[Xe] 5d2 6s2
10.6 Crystal Structure
Body Centered Cubic (BCC)
Double Hexagonal Close Packed (DHCP)
10.6.1 Crystal Lattice
10.7 Atom
10.7.1 Number of Protons
10657
Lithium Metal
3 117
10.7.3 Number of Neutrons
15782
Lithium Metal
4 184
10.7.5 Number of Electrons
10657
Lithium Metal
3 117
10.9 Radius of an Atom
10.9.1 Atomic Radius
132.00 pm187.00 pm
Beryllium Metal
112 265
10.9.2 Covalent Radius
143.00 pm207.00 pm
Beryllium Metal
96 260
10.9.4 Van der Waals Radius
NA240.00 pm
Zinc Metal
139 348
10.10 Atomic Weight
269.00 amu138.91 amu
Lithium Metal
6.94 294
10.12 Atomic Volume
NA20.73 cm3/mol
Manganese Metal
1.39 71.07
10.14 Adjacent Atomic Numbers
10.14.1 Previous Element
10.14.2 Next Element
10.15 Valence Electron Potential
NA40.71 (-eV)
Francium Metal
8 392.42
10.18 Lattice Constant
NA377.20 pm
Beryllium Metal
228.58 891.25
10.20 Lattice Angles
Unknown
π/2, π/2, 2 π/3
10.21 Lattice C/A Ratio
NA1.62
Beryllium Metal
1.567 1.886
11 Mechanical
11.1 Density
11.1.1 Density At Room Temperature
35.00 g/cm36.16 g/cm3
Lithium Metal
0.534 40.7
12.1.2 Density When Liquid (at m.p.)
NA5.94 g/cm3
Lithium Metal
0.512 20
12.2 Tensile Strength
NANA
Indium Metal
2.5 11000
12.3 Viscosity
NANA
Mercury Metal
0.001526 0.001526
12.5 Vapor Pressure
12.5.1 Vapor Pressure at 1000 K
NANA
Cerium Metal
2.47E-11 121
12.6.1 Vapor Pressure at 2000 K
NA0.98 (Pa)
Tungsten Metal
2.62E-10 774
12.8 Elasticity properties
12.8.1 Shear Modulus
NA14.30 GPa
Potassium Metal
1.3 222
12.8.3 Bulk Modulus
NA27.90 GPa
Cesium Metal
1.6 462
12.9.2 Young's Modulus
NA36.60 GPa
Cesium Metal
1.7 528
12.10 Poisson Ratio
NA0.28
Beryllium Metal
0.032 0.47
12.11 Other Mechanical Properties
Unknown
Ductile
13 Magnetic
13.1 Magnetic Characteristics
13.1.1 Specific Gravity
NA6.17
Lithium Metal
0.53 4500
13.1.2 Magnetic Ordering
Unknown
Paramagnetic
13.1.3 Permeability
NANA
Bismuth Metal
1.25643E-06 0.0063
13.2.1 Susceptibility
NANA
Bismuth Metal
-0.000166 200000
14.2 Electrical Properties
14.2.1 Electrical Property
Unknown
Conductor
14.2.2 Resistivity
NA615.00 nΩ·m
Thallium Metal
0.18 961
14.2.5 Electrical Conductivity
NA0.01 106/cm Ω
Plutonium Metal
0.00666 0.63
14.2.7 Electron Affinity
NA48.00 kJ/mol
Mercury Metal
0 222.8
15 Thermal
15.1 Specific Heat
NA0.19 J/(kg K)
Americium Metal
0.11 3.6
15.2 Molar Heat Capacity
NA27.11 J/mol·K
Beryllium Metal
16.443 62.7
15.3 Thermal Conductivity
NA13.40 W/m·K
Neptunium Metal
6.3 429
16.2 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
16.3 Thermal Expansion
NA12.10 µm/(m·K)
Tungsten Metal
4.5 97
16.5 Enthalpy
16.5.1 Enthalpy of Vaporization
NA399.60 kJ/mol
Zinc Metal
7.32 799.1
16.6.1 Enthalpy of Fusion
NA6.20 kJ/mol
Cesium Metal
2.1 35.23
16.7.1 Enthalpy of Atomization
NA431.00 kJ/mol
Mercury Metal
61.5 837
16.9 Standard Molar Entropy
NA56.90 J/mol.K
Beryllium Metal
9.5 198.1