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Seaborgium
Seaborgium

Mendelevium
Mendelevium



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Seaborgium
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Mendelevium

Seaborgium Mendelevium Comparison

1 Periodic Table
1.1 Symbol
Sg
Md
1.2 Group Number
Tennessine Metal
6
Rank: 12 (Overall)
Not Available
Rank: N/A (Overall)
Gadolinium Metal
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1.3 Period Number
Uranium Metal
7
Rank: 1 (Overall)
7
Rank: 1 (Overall)
Lithium Metal
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1.5 Block
d block
f block
1.6 Element Family
Transition Metal
Actinide
1.7 CAS Number
Roentgenium Met..
54038812
Rank: 9 (Overall)
7440111
Rank: 68 (Overall)
Aluminium Metal
1.9 Space Group Name
Not Available
Not Available
1.10 Space Group Number
Sodium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Plutonium Metal
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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.
  • Mendelevium metal is synthetically produced metal.
  • Mendelevium metal has been produced in only trace amount.
3.2 Sources
Synthetically Produced
Bombarding Einsteinium with Helium Ions
3.3 History
3.3.1 Who Discovered
Lawrence Berkeley National Laboratory
Lawrence Berkeley National Laboratory
3.3.2 Discovery
In 1974
In 1955
3.4 Abundance
3.4.1 Abundance In Universe
Iron Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Thallium Metal
3.4.2 Abundance In Sun
Iron Metal
~-9999 %
Rank: N/A (Overall)
~-9999 %
Rank: N/A (Overall)
Beryllium Metal
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3.4.4 Abundance In Meteorites
Iron Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Gold Metal
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3.5.2 Abundance In Earth's Crust
Aluminium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Radium Metal
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3.5.4 Abundance In Oceans
Sodium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Protactinium Metal
3.6.1 Abundance In Humans
Calcium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Radium Metal
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4 Uses
4.1 Uses & Benefits
  • Currently known uses of Seaborgium metal are limited to research purpose only.
  • Currently known uses of Mendelevium metal are limited to research purpose only.
4.1.1 Industrial Uses
NA
NA
4.1.2 Medical Uses
NA
NA
4.1.3 Other Uses
Research Purposes
NA
4.2 Biological Properties
4.2.1 Toxicity
Unknown
Unknown
4.2.2 Present in Human Body
60% Transition Metals Metals have it !
7% Actinide Series Metals have it !
4.3.1 In Blood
Sodium Metal
Not Available
Rank: N/A (Overall)
0.00 Blood/mg dm-3
Rank: 37 (Overall)
Plutonium Metal
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4.4.2 In Bone
Calcium Metal
Not Available
Rank: N/A (Overall)
0.00 p.p.m.
Rank: 36 (Overall)
Plutonium Metal
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5 Physical
5.1 Melting Point
Tungsten Metal
Not Available
Rank: N/A (Overall)
827.00 °C
Rank: 53 (Overall)
Francium Metal
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5.2 Boiling Point
Tungsten Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Flerovium Metal
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5.3 Appearance
5.3.1 Physical State
Solid
Solid
5.3.2 Color
Unknown
Unknown
5.3.3 Luster
Unknown Luster
Metallic
5.4 Hardness
5.4.1 Mohs Hardness
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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5.5.1 Brinell Hardness
Osmium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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5.5.2 Vickers Hardness
Tungsten Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Palladium Metal
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6.3 Speed of Sound
Technetium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Thallium Metal
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6.5 Optical Properties
6.5.1 Refractive Index
Palladium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Mercury Metal
6.5.2 Reflectivity
Silver Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
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7.2 Allotropes
6% Transition Metals Metals have it !
No Actinide Series Metals has it !
7.2.1 α Allotropes
Not Available
Not Available
7.2.2 β Allotropes
Not Available
Not Available
7.2.3 γ Allotropes
Not Available
Not Available
8 Chemical
8.1 Chemical Formula
Sg
Md
8.2 Isotopes
8.2.1 Known Isotopes
Palladium Metal
9
Rank: 29 (Overall)
16
Rank: 23 (Overall)
Tennessine Metal
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8.4 Electronegativity
8.4.1 Pauling Electronegativity
Gold Metal
Not Available
Rank: N/A (Overall)
1.30
Rank: 32 (Overall)
Francium Metal
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8.5.1 Sanderson Electronegativity
Cobalt Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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8.6.1 Allred Rochow Electronegativity
Gallium Metal
Not Available
Rank: N/A (Overall)
1.20
Rank: 27 (Overall)
Cesium Metal
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8.7.1 Mulliken-Jaffe Electronegativity
Polonium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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8.8.2 Allen Electronegativity
Berkelium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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8.9 Electropositivity
8.9.1 Pauling Electropositivity
Francium Metal
Not Available
Rank: N/A (Overall)
2.70
Rank: 22 (Overall)
Gold Metal
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8.10 Ionization Energies
8.10.1 1st Energy Level
Chromium Metal
757.40 kJ/mol
Rank: 21 (Overall)
635.00 kJ/mol
Rank: 45 (Overall)
Cesium Metal
8.10.3 2nd Energy Level
Chromium Metal
1,732.90 kJ/mol
Rank: 28 (Overall)
1,235.00 kJ/mol
Rank: 57 (Overall)
Ruthenium Metal
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8.12.2 3rd Energy Level
Chromium Metal
2,483.50 kJ/mol
Rank: 46 (Overall)
2,470.00 kJ/mol
Rank: 47 (Overall)
Osmium Metal
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8.12.3 4th Energy Level
Chromium Metal
3,415.60 kJ/mol
Rank: 58 (Overall)
3,840.00 kJ/mol
Rank: 44 (Overall)
Thorium Metal
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8.12.5 5th Energy Level
Chromium Metal
4,561.80 kJ/mol
Rank: 38 (Overall)
Not Available
Rank: N/A (Overall)
Dubnium Metal
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8.12.7 6th Energy Level
Chromium Metal
5,715.80 kJ/mol
Rank: 25 (Overall)
Not Available
Rank: N/A (Overall)
Seaborgium Metal
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8.13.1 7th Energy level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Bohrium Metal
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8.14.1 8th Energy Level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Hassium Metal
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8.15.1 9th Energy Level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Yttrium Metal
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9.1.2 10th Energy Level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Strontium Metal
9.1.4 11th Energy Level
Magnesium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Yttrium Metal
9.1.5 12th Energy Level
Magnesium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
9.1.7 13th Energy Level
Titanium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
9.2.2 14th Energy Level
Vanadium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
9.2.3 15th Energy Level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Manganese Metal
9.2.6 16th Energy Level
Manganese Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Iron Metal
9.2.8 17th Energy Level
Iron Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cobalt Metal
9.2.9 18th Energy Level
Cobalt Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Nickel Metal
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10.1.1 19th Energy Level
Nickel Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Copper Metal
10.2.1 20th Energy Level
Zinc Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
10.3.1 21st Energy Level
Zinc Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
10.3.2 22nd Energy Level
Copper Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
10.4.1 23rd Energy Level
Copper Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
10.5.1 24th Energy Level
Iron Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
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10.5.2 25th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
10.6.1 26th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
10.6.2 27th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
10.7.2 28th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
10.7.3 29th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
10.7.5 30th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
10.8 Electrochemical Equivalent
Francium Metal
Not Available
Rank: N/A (Overall)
3.21 g/amp-hr
Rank: 12 (Overall)
Beryllium Metal
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10.9 Electron Work Function
Platinum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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10.10 Other Chemical Properties
NA
Ionization, Radioactive Isotopes, Radioactivity
11 Atomic
11.1 Atomic Number
Tennessine Metal
106
Rank: 12 (Overall)
101
Rank: 17 (Overall)
Lithium Metal
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11.2 Electron Configuration
[Rn] 5f14 6d2 7s2
[Rn] 5f13 7s2
11.3 Crystal Structure
Body Centered Cubic (BCC)
Not Known
11.3.1 Crystal Lattice
11.4 Atom
11.4.1 Number of Protons
Tennessine Metal
106
Rank: 12 (Overall)
101
Rank: 17 (Overall)
Lithium Metal
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11.4.2 Number of Neutrons
Flerovium Metal
157
Rank: 7 (Overall)
157
Rank: 7 (Overall)
Lithium Metal
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11.4.3 Number of Electrons
Tennessine Metal
106
Rank: 12 (Overall)
101
Rank: 17 (Overall)
Lithium Metal
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11.5 Radius of an Atom
11.5.1 Atomic Radius
Cesium Metal
132.00 pm
Rank: 45 (Overall)
Not Available
Rank: N/A (Overall)
Beryllium Metal
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11.5.2 Covalent Radius
Francium Metal
143.00 pm
Rank: 41 (Overall)
Not Available
Rank: N/A (Overall)
Beryllium Metal
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11.5.3 Van der Waals Radius
Francium Metal
Not Available
Rank: N/A (Overall)
246.00 pm
Rank: 8 (Overall)
Zinc Metal
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11.6 Atomic Weight
Tennessine Metal
269.00 amu
Rank: 9 (Overall)
258.00 amu
Rank: 14 (Overall)
Lithium Metal
11.7 Atomic Volume
Cesium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Manganese Metal
11.8 Adjacent Atomic Numbers
11.8.1 Previous Element
11.8.2 Next Element
11.9 Valence Electron Potential
Platinum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Francium Metal
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11.10 Lattice Constant
Manganese Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Beryllium Metal
11.11 Lattice Angles
Unknown
NA
11.12 Lattice C/A Ratio
Cadmium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Beryllium Metal
12 Mechanical
12.1 Density
12.1.1 Density At Room Temperature
Hassium Metal
35.00 g/cm3
Rank: 4 (Overall)
Not Available
Rank: N/A (Overall)
Lithium Metal
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12.1.2 Density When Liquid (at m.p.)
Osmium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Lithium Metal
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12.2 Tensile Strength
Iron Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Indium Metal
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12.3 Viscosity
Mercury Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Mercury Metal
12.4 Vapor Pressure
12.4.1 Vapor Pressure at 1000 K
Strontium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cerium Metal
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12.4.2 Vapor Pressure at 2000 K
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Tungsten Metal
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12.5 Elasticity properties
12.5.1 Shear Modulus
Osmium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Potassium Metal
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12.5.2 Bulk Modulus
Osmium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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12.5.3 Young's Modulus
Iridium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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12.6 Poisson Ratio
Gallium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Beryllium Metal
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12.7 Other Mechanical Properties
Unknown
Unknown
13 Magnetic
13.1 Magnetic Characteristics
13.1.1 Specific Gravity
Cobalt Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Lithium Metal
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13.1.2 Magnetic Ordering
Unknown
Unknown
13.1.3 Permeability
Iron Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Bismuth Metal
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13.1.4 Susceptibility
Iron Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Bismuth Metal
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13.2 Electrical Properties
13.2.1 Electrical Property
Unknown
Unknown
13.2.2 Resistivity
Mercury Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Thallium Metal
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13.2.3 Electrical Conductivity
Silver Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Plutonium Metal
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13.2.4 Electron Affinity
Gold Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Mercury Metal
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14 Thermal
14.1 Specific Heat
Lithium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Americium Metal
14.2 Molar Heat Capacity
Americium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Beryllium Metal
14.3 Thermal Conductivity
Silver Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Neptunium Metal
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14.4 Critical Temperature
Lithium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Ytterbium Metal
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14.5 Thermal Expansion
Cesium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Tungsten Metal
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14.6 Enthalpy
14.6.1 Enthalpy of Vaporization
Tungsten Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Zinc Metal
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14.6.2 Enthalpy of Fusion
Tungsten Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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14.6.3 Enthalpy of Atomization
Tungsten Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Mercury Metal
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14.7 Standard Molar Entropy
Protactinium Me..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Beryllium Metal
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