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Silver
Silver

Osmium
Osmium



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Osmium

Silver Osmium Comparison

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1 Periodic Table
1.1 Symbol
Ag
Os
1.2 Group Number
Tennessine Metal
11
Rank: 7 (Overall)
8
Rank: 10 (Overall)
Gadolinium Metal
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1.3 Period Number
Uranium Metal
5
Rank: 3 (Overall)
6
Rank: 2 (Overall)
Lithium Metal
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1.4 Block
d block
d block
1.5 Element Family
Transition Metal
Transition Metal
1.6 CAS Number
Roentgenium Met..
7440224
Rank: 58 (Overall)
7440042
Rank: 75 (Overall)
Aluminium Metal
1.7 Space Group Name
Fm_ 3m
P63/mmc
1.8 Space Group Number
Sodium Metal
225.00
Rank: 2 (Overall)
194.00
Rank: 5 (Overall)
Plutonium Metal
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2 Facts
2.1 Interesting Facts
  • It is the most reflective element.
  • Silver is the second most ductile metal after Gold.
  • It is also used in Dentistry as a dental alloys for clips and crowning.
  • Osmium metal does not oxidize in air unless it is heated.
  • But if it heated den it forms Osmium Tetroxide, which is highly toxic.
2.2 Sources
Earth's crust, Found in Minerals, Ores of metals
Found As a By-product, Found in Minerals, Mining
2.3 History
2.3.1 Who Discovered
Unknown
Smithson Tennant
2.3.2 Discovery
Before 5000 BC
In 1803
2.4 Abundance
2.4.1 Abundance In Universe
Iron Metal
6 * 10-8 %
Rank: 26 (Overall)
3 * 10-7 %
Rank: 21 (Overall)
Thallium Metal
2.4.2 Abundance In Sun
Iron Metal
~0.0000001 %
Rank: 26 (Overall)
~0.0000002 %
Rank: 25 (Overall)
Beryllium Metal
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2.4.3 Abundance In Meteorites
Iron Metal
0.00 %
Rank: 38 (Overall)
0.00 %
Rank: 28 (Overall)
Gold Metal
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2.4.4 Abundance In Earth's Crust
Aluminium Metal
0.00 %
Rank: 47 (Overall)
0.00 %
Rank: 53 (Overall)
Radium Metal
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2.4.5 Abundance In Oceans
Sodium Metal
0.00 %
Rank: 19 (Overall)
Not Available
Rank: N/A (Overall)
Protactinium Metal
2.4.6 Abundance In Humans
Calcium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Radium Metal
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3 Uses
3.1 Uses & Benefits
  • Silver is mainly used for Jewelry and show piece.
  • It is used for manufacturing high quality mirrors due to its reflectivity property.
  • Its has very limited uses and its alloys are very hard and are used in the manufacturing of pen tips, pivots, needles and electrical contacts.
  • It is also used as industrial catalyst to speed up the chemical reaction.
3.1.1 Industrial Uses
Chemical Industry, Clothing Industry, Electrical Industry
Aerospace Industry, Automobile Industry, Electrical Industry, Electronic Industry
3.1.2 Medical Uses
Dentistry, Pharmaceutical Industry
NA
3.1.3 Other Uses
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues
Alloys
3.2 Biological Properties
3.2.1 Toxicity
Non Toxic
Highly Toxic
3.2.2 Present in Human Body
60% Transition Metals Metals have it !
60% Transition Metals Metals have it !
3.2.3 In Blood
Sodium Metal
0.00 Blood/mg dm-3
Rank: 29 (Overall)
Not Available
Rank: N/A (Overall)
Plutonium Metal
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3.2.4 In Bone
Calcium Metal
0.44 p.p.m.
Rank: 20 (Overall)
Not Available
Rank: N/A (Overall)
Plutonium Metal
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4 Physical
4.1 Melting Point
Tungsten Metal
961.93 °C
Rank: 47 (Overall)
3,045.00 °C
Rank: 3 (Overall)
Francium Metal
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4.2 Boiling Point
Tungsten Metal
2,212.00 °C
Rank: 49 (Overall)
5,027.00 °C
Rank: 6 (Overall)
Flerovium Metal
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4.3 Appearance
4.3.1 Physical State
Solid
Solid
4.3.2 Color
Silvery White
Silvery Bluish-Gray
4.3.3 Luster
Metallic
Metallic
4.4 Hardness
4.4.1 Mohs Hardness
Chromium Metal
2.50
Rank: 14 (Overall)
7.00
Rank: 3 (Overall)
Cesium Metal
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4.4.2 Brinell Hardness
Osmium Metal
251.00 MPa
Rank: 37 (Overall)
3,490.00 MPa
Rank: 1 (Overall)
Cesium Metal
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4.4.3 Vickers Hardness
Tungsten Metal
229.00 MPa
Rank: 30 (Overall)
Not Available
Rank: N/A (Overall)
Palladium Metal
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4.5 Speed of Sound
Technetium Metal
2,680.00 m/s
Rank: 34 (Overall)
4,940.00 m/s
Rank: 11 (Overall)
Thallium Metal
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4.6 Optical Properties
4.6.1 Refractive Index
Palladium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Mercury Metal
4.6.2 Reflectivity
Silver Metal
97.00 %
Rank: 1 (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
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4.7 Allotropes
6% Transition Metals Metals have it !
6% Transition Metals Metals have it !
4.7.1 α Allotropes
Not Available
Not Available
4.7.2 β Allotropes
Not Available
Not Available
4.7.3 γ Allotropes
Not Available
Not Available
5 Chemical
5.1 Chemical Formula
Ag
Os
5.2 Isotopes
5.2.1 Known Isotopes
Palladium Metal
36
Rank: 3 (Overall)
35
Rank: 4 (Overall)
Tennessine Metal
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1.2 Electronegativity
1.2.1 Pauling Electronegativity
Gold Metal
1.93
Rank: 9 (Overall)
2.20
Rank: 4 (Overall)
Francium Metal
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1.3.1 Sanderson Electronegativity
Cobalt Metal
1.83
Rank: 11 (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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1.3.2 Allred Rochow Electronegativity
Gallium Metal
1.42
Rank: 18 (Overall)
1.52
Rank: 12 (Overall)
Cesium Metal
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1.4.2 Mulliken-Jaffe Electronegativity
Polonium Metal
1.47
Rank: 15 (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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1.4.4 Allen Electronegativity
Berkelium Metal
1.87
Rank: 7 (Overall)
1.65
Rank: 19 (Overall)
Cesium Metal
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1.5 Electropositivity
1.5.1 Pauling Electropositivity
Francium Metal
2.07
Rank: 44 (Overall)
1.80
Rank: 49 (Overall)
Gold Metal
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1.6 Ionization Energies
1.6.1 1st Energy Level
Chromium Metal
731.00 kJ/mol
Rank: 27 (Overall)
840.00 kJ/mol
Rank: 12 (Overall)
Cesium Metal
1.7.2 2nd Energy Level
Chromium Metal
2,070.00 kJ/mol
Rank: 11 (Overall)
1,309.80 kJ/mol
Rank: 53 (Overall)
Ruthenium Metal
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1.7.4 3rd Energy Level
Chromium Metal
3,361.00 kJ/mol
Rank: 19 (Overall)
1,600.00 kJ/mol
Rank: 82 (Overall)
Osmium Metal
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1.7.5 4th Energy Level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Thorium Metal
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1.8.1 5th Energy Level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Dubnium Metal
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1.9.1 6th Energy Level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Seaborgium Metal
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2.2.2 7th Energy level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Bohrium Metal
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2.3.2 8th Energy Level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Hassium Metal
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2.3.3 9th Energy Level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Yttrium Metal
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2.3.5 10th Energy Level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Strontium Metal
2.3.7 11th Energy Level
Magnesium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Yttrium Metal
2.3.8 12th Energy Level
Magnesium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
2.3.10 13th Energy Level
Titanium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
2.3.12 14th Energy Level
Vanadium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
2.4.2 15th Energy Level
Chromium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Manganese Metal
2.4.3 16th Energy Level
Manganese Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Iron Metal
2.5.2 17th Energy Level
Iron Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Cobalt Metal
2.5.4 18th Energy Level
Cobalt Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Nickel Metal
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2.5.5 19th Energy Level
Nickel Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Copper Metal
2.5.7 20th Energy Level
Zinc Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
2.6.1 21st Energy Level
Zinc Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
2.7.1 22nd Energy Level
Copper Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
2.7.2 23rd Energy Level
Copper Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
3.1.2 24th Energy Level
Iron Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
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3.1.4 25th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
3.1.5 26th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
3.2.2 27th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
3.2.3 28th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
3.2.5 29th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
3.2.6 30th Energy Level
Molybdenum Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Molybdenum Metal
3.4 Electrochemical Equivalent
Francium Metal
4.02 g/amp-hr
Rank: 7 (Overall)
1.77 g/amp-hr
Rank: 38 (Overall)
Beryllium Metal
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3.5 Electron Work Function
Platinum Metal
4.26 eV
Rank: 20 (Overall)
4.83 eV
Rank: 8 (Overall)
Cesium Metal
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3.7 Other Chemical Properties
Chemical Stability, Ionization, Solubility
Chemical Stability, Ionization, Solubility
4 Atomic
4.1 Atomic Number
Tennessine Metal
47
Rank: 65 (Overall)
76
Rank: 40 (Overall)
Lithium Metal
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4.3 Electron Configuration
[Kr] 4d10 5s1
[Xe] 4f14 5d6 6s2
4.4 Crystal Structure
Face Centered Cubic (FCC)
Hexagonal Close Packed (HCP)
4.4.1 Crystal Lattice
4.5 Atom
4.5.1 Number of Protons
Tennessine Metal
47
Rank: 64 (Overall)
76
Rank: 39 (Overall)
Lithium Metal
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4.5.3 Number of Neutrons
Flerovium Metal
61
Rank: 47 (Overall)
114
Rank: 25 (Overall)
Lithium Metal
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4.5.4 Number of Electrons
Tennessine Metal
47
Rank: 64 (Overall)
76
Rank: 39 (Overall)
Lithium Metal
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4.6 Radius of an Atom
4.6.1 Atomic Radius
Cesium Metal
144.00 pm
Rank: 36 (Overall)
133.80 pm
Rank: 44 (Overall)
Beryllium Metal
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4.7.1 Covalent Radius
Francium Metal
145.00 pm
Rank: 39 (Overall)
Not Available
Rank: N/A (Overall)
Beryllium Metal
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4.8.1 Van der Waals Radius
Francium Metal
172.00 pm
Rank: 38 (Overall)
216.00 pm
Rank: 24 (Overall)
Zinc Metal
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5.3 Atomic Weight
Tennessine Metal
107.87 amu
Rank: 59 (Overall)
190.23 amu
Rank: 35 (Overall)
Lithium Metal
5.5 Atomic Volume
Cesium Metal
10.30 cm3/mol
Rank: 47 (Overall)
8.49 cm3/mol
Rank: 58 (Overall)
Manganese Metal
5.8 Adjacent Atomic Numbers
6.0.1 Previous Element
6.0.2 Next Element
6.2 Valence Electron Potential
Platinum Metal
11.40 (-eV)
Rank: 62 (Overall)
91.40 (-eV)
Rank: 12 (Overall)
Francium Metal
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6.3 Lattice Constant
Manganese Metal
408.53 pm
Rank: 20 (Overall)
273.44 pm
Rank: 66 (Overall)
Beryllium Metal
6.5 Lattice Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
6.6 Lattice C/A Ratio
Cadmium Metal
Not Available
Rank: N/A (Overall)
1.58
Rank: 14 (Overall)
Beryllium Metal
7 Mechanical
7.1 Density
7.1.1 Density At Room Temperature
Hassium Metal
10.49 g/cm3
Rank: 35 (Overall)
22.59 g/cm3
Rank: 9 (Overall)
Lithium Metal
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7.3.1 Density When Liquid (at m.p.)
Osmium Metal
9.32 g/cm3
Rank: 21 (Overall)
20.00 g/cm3
Rank: 1 (Overall)
Lithium Metal
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7.4 Tensile Strength
Iron Metal
Not Available
Rank: N/A (Overall)
1,000.00 MPa
Rank: 4 (Overall)
Indium Metal
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7.6 Viscosity
Mercury Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Mercury Metal
7.7 Vapor Pressure
7.7.1 Vapor Pressure at 1000 K
Strontium Metal
0.00 (Pa)
Rank: 14 (Overall)
Not Available
Rank: N/A (Overall)
Cerium Metal
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7.7.3 Vapor Pressure at 2000 K
Chromium Metal
Not Available
Rank: N/A (Overall)
0.00 (Pa)
Rank: 28 (Overall)
Tungsten Metal
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7.8 Elasticity properties
7.8.1 Shear Modulus
Osmium Metal
30.00 GPa
Rank: 23 (Overall)
222.00 GPa
Rank: 1 (Overall)
Potassium Metal
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7.10.2 Bulk Modulus
Osmium Metal
100.00 GPa
Rank: 16 (Overall)
462.00 GPa
Rank: 1 (Overall)
Cesium Metal
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7.10.3 Young's Modulus
Iridium Metal
83.00 GPa
Rank: 23 (Overall)
Not Available
Rank: N/A (Overall)
Cesium Metal
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7.11 Poisson Ratio
Gallium Metal
0.37
Rank: 7 (Overall)
0.25
Rank: 24 (Overall)
Beryllium Metal
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7.12 Other Mechanical Properties
Ductile, Malleable
Ductile
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
Cobalt Metal
10.50
Rank: 26 (Overall)
22.57
Rank: 2 (Overall)
Lithium Metal
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8.2.1 Magnetic Ordering
Diamagnetic
Paramagnetic
8.2.2 Permeability
Iron Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Bismuth Metal
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8.2.3 Susceptibility
Iron Metal
0.00
Rank: 5 (Overall)
Not Available
Rank: N/A (Overall)
Bismuth Metal
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8.5 Electrical Properties
8.5.1 Electrical Property
Conductor
Conductor
8.5.2 Resistivity
Mercury Metal
15.87 nΩ·m
Rank: 51 (Overall)
81.20 nΩ·m
Rank: 35 (Overall)
Thallium Metal
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9.1.2 Electrical Conductivity
Silver Metal
0.63 106/cm Ω
Rank: 1 (Overall)
0.11 106/cm Ω
Rank: 18 (Overall)
Plutonium Metal
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9.1.3 Electron Affinity
Gold Metal
125.60 kJ/mol
Rank: 5 (Overall)
106.10 kJ/mol
Rank: 9 (Overall)
Mercury Metal
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10 Thermal
10.1 Specific Heat
Lithium Metal
0.24 J/(kg K)
Rank: 25 (Overall)
0.13 J/(kg K)
Rank: 39 (Overall)
Americium Metal
10.2 Molar Heat Capacity
Americium Metal
25.35 J/mol·K
Rank: 42 (Overall)
24.70 J/mol·K
Rank: 49 (Overall)
Beryllium Metal
10.3 Thermal Conductivity
Silver Metal
429.00 W/m·K
Rank: 1 (Overall)
87.60 W/m·K
Rank: 19 (Overall)
Neptunium Metal
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10.5 Critical Temperature
Lithium Metal
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Ytterbium Metal
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10.6 Thermal Expansion
Cesium Metal
18.90 µm/(m·K)
Rank: 23 (Overall)
5.10 µm/(m·K)
Rank: 56 (Overall)
Tungsten Metal
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10.7 Enthalpy
10.7.1 Enthalpy of Vaporization
Tungsten Metal
255.10 kJ/mol
Rank: 37 (Overall)
627.60 kJ/mol
Rank: 7 (Overall)
Zinc Metal
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10.7.2 Enthalpy of Fusion
Tungsten Metal
11.30 kJ/mol
Rank: 31 (Overall)
29.30 kJ/mol
Rank: 4 (Overall)
Cesium Metal
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11.1.1 Enthalpy of Atomization
Tungsten Metal
284.50 kJ/mol
Rank: 37 (Overall)
669.00 kJ/mol
Rank: 6 (Overall)
Mercury Metal
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11.3 Standard Molar Entropy
Protactinium Me..
42.60 J/mol.K
Rank: 35 (Overall)
32.60 J/mol.K
Rank: 47 (Overall)
Beryllium Metal
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