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Plutonium
Plutonium

Neptunium
Neptunium



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Plutonium
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Neptunium

Plutonium Neptunium Comparison

1 Periodic Table
1.1 Symbol
Pu
Np
1.2 Group Number
Tennessine Metal
0
Rank: 18 (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
f block
f block
1.6 Element Family
Actinide
Actinide
1.7 CAS Number
Roentgenium Met..
7440075
Rank: 72 (Overall)
7439998
Rank: 79 (Overall)
Aluminium Metal
2.3 Space Group Name
P121/m1
Pnma
2.4 Space Group Number
Sodium Metal
11.00
Rank: 13 (Overall)
62.00
Rank: 11 (Overall)
Plutonium Metal
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3 Facts
3.1 Interesting Facts
  • Plutonium metal if obtain from ores of uranium metal.
  • Plutonium metal is very sensitive to the change in atmospheric conditions like temperature and pressure.
Not Available
3.2 Sources
Mining, Ores of metals
Made by Bombarding Uranium with Neutrons, Ores of metals
3.3 History
3.3.1 Who Discovered
Glenn T. Seaborg, Arthur Wahl, Joseph W. Kennedy, Edwin McMillan
Edwin McMillan and Philip H. Abelson
3.3.2 Discovery
In Between 1940 1941
In 1940
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
3.5.1 Abundance In Sun
Iron Metal
~-9999 %
Rank: N/A (Overall)
~-9999 %
Rank: N/A (Overall)
Beryllium Metal
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4.1.1 Abundance In Meteorites
Iron Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Gold Metal
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4.1.2 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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4.2.1 Abundance In Oceans
Sodium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Protactinium Metal
4.3.1 Abundance In Humans
Calcium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Radium Metal
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5 Uses
5.1 Uses & Benefits
  • Plutonium was used in atomic bombs and still it is being used in various weapons and Ammunition industry.
  • It is also used in nuclear power plant as source of energy for space missions.
  • Currently known uses of Neptunium metal are limited to research purpose only.
  • Neptunium’s isotope neptunium-237 is used as a neutron detectors.
5.1.1 Industrial Uses
Aerospace Industry, Ammunition Industry
NA
5.1.2 Medical Uses
NA
NA
5.1.3 Other Uses
Alloys
Alloys, Nuclear Research, Research Purposes
5.2 Biological Properties
5.2.1 Toxicity
Toxic
Toxic
5.2.2 Present in Human Body
7% Actinide Series Metals have it !
7% Actinide Series Metals have it !
5.2.3 In Blood
Sodium Metal
0.00 Blood/mg dm-3
Rank: 37 (Overall)
0.00 Blood/mg dm-3
Rank: 37 (Overall)
Plutonium Metal
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5.4.1 In Bone
Calcium Metal
0.00 p.p.m.
Rank: 36 (Overall)
0.00 p.p.m.
Rank: 36 (Overall)
Plutonium Metal
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6 Physical
6.1 Melting Point
Tungsten Metal
639.50 °C
Rank: 63 (Overall)
640.00 °C
Rank: 62 (Overall)
Francium Metal
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6.2 Boiling Point
Tungsten Metal
3,235.00 °C
Rank: 24 (Overall)
3,902.00 °C
Rank: 13 (Overall)
Flerovium Metal
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6.3 Appearance
6.3.1 Physical State
Solid
Solid
6.3.2 Color
Silvery White
Silver
6.3.3 Luster
NA
Metallic
6.4 Hardness
6.4.1 Mohs Hardness
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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6.4.2 Brinell Hardness
Osmium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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6.4.4 Vickers Hardness
Tungsten Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Palladium Metal
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6.7 Speed of Sound
Technetium Metal
2,260.00 m/s
Rank: 41 (Overall)
Not Available
Rank: N/A (Overall)
Thallium Metal
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6.8 Optical Properties
6.8.1 Refractive Index
Palladium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Mercury Metal
6.8.3 Reflectivity
Silver Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
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6.9 Allotropes
No Actinide Series Metals has it !
No Actinide Series Metals has it !
6.9.1 α Allotropes
Not Available
Not Available
6.9.2 β Allotropes
Not Available
Not Available
6.9.3 γ Allotropes
Not Available
Not Available
7 Chemical
7.1 Chemical Formula
Pu
Np
7.2 Isotopes
7.2.1 Known Isotopes
Palladium Metal
20
Rank: 19 (Overall)
20
Rank: 19 (Overall)
Tennessine Metal
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7.3 Electronegativity
7.3.1 Pauling Electronegativity
Gold Metal
1.28
Rank: 33 (Overall)
1.36
Rank: 29 (Overall)
Francium Metal
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7.4.1 Sanderson Electronegativity
Cobalt Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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7.4.2 Allred Rochow Electronegativity
Gallium Metal
1.22
Rank: 26 (Overall)
1.22
Rank: 26 (Overall)
Cesium Metal
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7.6.1 Mulliken-Jaffe Electronegativity
Polonium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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7.6.2 Allen Electronegativity
Berkelium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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8.2 Electropositivity
8.2.1 Pauling Electropositivity
Francium Metal
2.72
Rank: 21 (Overall)
2.64
Rank: 25 (Overall)
Gold Metal
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8.3 Ionization Energies
8.3.1 1st Energy Level
Chromium Metal
584.70 kJ/mol
Rank: 61 (Overall)
604.50 kJ/mol
Rank: 50 (Overall)
Cesium Metal
8.3.2 2nd Energy Level
Chromium Metal
1,128.00 kJ/mol
Rank: 72 (Overall)
1,128.00 kJ/mol
Rank: 72 (Overall)
Ruthenium Metal
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8.3.4 3rd Energy Level
Chromium Metal
2,084.00 kJ/mol
Rank: 71 (Overall)
1,997.00 kJ/mol
Rank: 74 (Overall)
Osmium Metal
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8.4.2 4th Energy Level
Chromium Metal
3,338.00 kJ/mol
Rank: 59 (Overall)
3,242.00 kJ/mol
Rank: 62 (Overall)
Thorium Metal
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8.4.3 5th Energy Level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Dubnium Metal
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8.4.6 6th Energy Level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Seaborgium Metal
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8.4.7 7th Energy level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Bohrium Metal
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8.4.9 8th Energy Level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Hassium Metal
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9.1.1 9th Energy Level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Yttrium Metal
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9.2.1 10th Energy Level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Strontium Metal
9.3.1 11th Energy Level
Magnesium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Yttrium Metal
9.3.2 12th Energy Level
Magnesium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
9.4.1 13th Energy Level
Titanium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
9.5.1 14th Energy Level
Vanadium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
9.5.2 15th Energy Level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Manganese Metal
9.6.1 16th Energy Level
Manganese Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Iron Metal
9.7.2 17th Energy Level
Iron Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cobalt Metal
9.7.3 18th Energy Level
Cobalt Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Nickel Metal
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9.7.5 19th Energy Level
Nickel Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Copper Metal
9.7.6 20th Energy Level
Zinc Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
9.7.8 21st Energy Level
Zinc Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
9.7.9 22nd Energy Level
Copper Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
9.7.10 23rd Energy Level
Copper Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
9.7.11 24th Energy Level
Iron Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
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9.7.12 25th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
9.7.13 26th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
9.7.14 27th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
9.7.15 28th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
9.7.16 29th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
9.7.17 30th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
9.8 Electrochemical Equivalent
Francium Metal
2.28 g/amp-hr
Rank: 22 (Overall)
1.77 g/amp-hr
Rank: 39 (Overall)
Beryllium Metal
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9.9 Electron Work Function
Platinum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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9.10 Other Chemical Properties
Corrosion, Ionization, Radioactive Isotopes, Radioactivity
Ionization, Radioactive Isotopes, Radioactivity, Solubility
10 Atomic
10.1 Atomic Number
Tennessine Metal
94
Rank: 24 (Overall)
93
Rank: 25 (Overall)
Lithium Metal
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10.2 Electron Configuration
[Rn] 5f6 7s2
[Rn] 5f4 6d1 7s2
10.3 Crystal Structure
Monoclinic (MON)
Orthorhombic (ORTH)
10.3.1 Crystal Lattice
10.4 Atom
10.4.1 Number of Protons
Tennessine Metal
94
Rank: 24 (Overall)
93
Rank: 25 (Overall)
Lithium Metal
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10.4.2 Number of Neutrons
Flerovium Metal
150
Rank: 11 (Overall)
144
Rank: 14 (Overall)
Lithium Metal
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10.4.3 Number of Electrons
Tennessine Metal
94
Rank: 24 (Overall)
93
Rank: 25 (Overall)
Lithium Metal
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10.5 Radius of an Atom
10.5.1 Atomic Radius
Cesium Metal
159.00 pm
Rank: 28 (Overall)
155.00 pm
Rank: 30 (Overall)
Beryllium Metal
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10.5.2 Covalent Radius
Francium Metal
187.00 pm
Rank: 20 (Overall)
190.00 pm
Rank: 18 (Overall)
Beryllium Metal
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10.5.3 Van der Waals Radius
Francium Metal
200.00 pm
Rank: 28 (Overall)
221.00 pm
Rank: 22 (Overall)
Zinc Metal
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10.6 Atomic Weight
Tennessine Metal
244.00 amu
Rank: 19 (Overall)
237.00 amu
Rank: 22 (Overall)
Lithium Metal
10.7 Atomic Volume
Cesium Metal
12.32 cm3/mol
Rank: 41 (Overall)
11.62 cm3/mol
Rank: 43 (Overall)
Manganese Metal
10.8 Adjacent Atomic Numbers
10.8.1 Previous Element
10.8.2 Next Element
10.9 Valence Electron Potential
Platinum Metal
64.90 (-eV)
Rank: 21 (Overall)
96.00 (-eV)
Rank: 9 (Overall)
Francium Metal
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10.10 Lattice Constant
Manganese Metal
618.30 pm
Rank: 4 (Overall)
666.30 pm
Rank: 3 (Overall)
Beryllium Metal
10.11 Lattice Angles
NA
π/2, π/2, π/2
10.12 Lattice C/A Ratio
Cadmium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Beryllium Metal
11 Mechanical
11.1 Density
11.1.1 Density At Room Temperature
Hassium Metal
19.82 g/cm3
Rank: 13 (Overall)
19.38 g/cm3
Rank: 14 (Overall)
Lithium Metal
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11.1.2 Density When Liquid (at m.p.)
Osmium Metal
16.63 g/cm3
Rank: 8 (Overall)
Not Available
Rank: N/A (Overall)
Lithium Metal
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11.2 Tensile Strength
Iron Metal
Not Available
Rank: N/A (Overall)
125.00 MPa
Rank: 14 (Overall)
Indium Metal
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11.3 Viscosity
Mercury Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Mercury Metal
11.4 Vapor Pressure
11.4.1 Vapor Pressure at 1000 K
Strontium Metal
0.00 (Pa)
Rank: 26 (Overall)
Not Available
Rank: N/A (Overall)
Cerium Metal
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11.4.2 Vapor Pressure at 2000 K
Chromium Metal
2.20 (Pa)
Rank: 12 (Overall)
0.11 (Pa)
Rank: 17 (Overall)
Tungsten Metal
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11.5 Elasticity properties
11.5.1 Shear Modulus
Osmium Metal
43.00 GPa
Rank: 18 (Overall)
Not Available
Rank: N/A (Overall)
Potassium Metal
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11.5.2 Bulk Modulus
Osmium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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11.5.3 Young's Modulus
Iridium Metal
96.00 GPa
Rank: 21 (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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11.6 Poisson Ratio
Gallium Metal
0.21
Rank: 32 (Overall)
Not Available
Rank: N/A (Overall)
Beryllium Metal
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11.7 Other Mechanical Properties
Ductile, Malleable
Ductile
12 Magnetic
12.1 Magnetic Characteristics
12.1.1 Specific Gravity
Cobalt Metal
19.84
Rank: 7 (Overall)
20.25
Rank: 6 (Overall)
Lithium Metal
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12.1.2 Magnetic Ordering
Paramagnetic
Paramagnetic
12.1.3 Permeability
Iron Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Bismuth Metal
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12.1.4 Susceptibility
Iron Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Bismuth Metal
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12.2 Electrical Properties
12.2.1 Electrical Property
Poor Conductor
Conductor
12.2.2 Resistivity
Mercury Metal
1.46 nΩ·m
Rank: 54 (Overall)
1.22 nΩ·m
Rank: 59 (Overall)
Thallium Metal
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12.2.3 Electrical Conductivity
Silver Metal
0.01 106/cm Ω
Rank: 64 (Overall)
0.01 106/cm Ω
Rank: 61 (Overall)
Plutonium Metal
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12.2.4 Electron Affinity
Gold Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Mercury Metal
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13 Thermal
13.1 Specific Heat
Lithium Metal
0.13 J/(kg K)
Rank: 39 (Overall)
0.12 J/(kg K)
Rank: 40 (Overall)
Americium Metal
13.2 Molar Heat Capacity
Americium Metal
35.50 J/mol·K
Rank: 3 (Overall)
29.46 J/mol·K
Rank: 8 (Overall)
Beryllium Metal
13.3 Thermal Conductivity
Silver Metal
6.74 W/m·K
Rank: 69 (Overall)
6.30 W/m·K
Rank: 70 (Overall)
Neptunium Metal
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13.4 Critical Temperature
Lithium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Ytterbium Metal
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13.5 Thermal Expansion
Cesium Metal
46.70 µm/(m·K)
Rank: 6 (Overall)
Not Available
Rank: N/A (Overall)
Tungsten Metal
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13.6 Enthalpy
13.6.1 Enthalpy of Vaporization
Tungsten Metal
344.00 kJ/mol
Rank: 25 (Overall)
Not Available
Rank: N/A (Overall)
Zinc Metal
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13.6.2 Enthalpy of Fusion
Tungsten Metal
2.82 kJ/mol
Rank: 58 (Overall)
3.20 kJ/mol
Rank: 56 (Overall)
Cesium Metal
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13.6.3 Enthalpy of Atomization
Tungsten Metal
360.00 kJ/mol
Rank: 26 (Overall)
Not Available
Rank: N/A (Overall)
Mercury Metal
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13.7 Standard Molar Entropy
Protactinium Me..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Beryllium Metal
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