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Rhenium
Rhenium

Roentgenium
Roentgenium



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Rhenium
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Roentgenium

Rhenium vs Roentgenium

1 Periodic Table
1.1 Symbol
Re
Rg
1.2 Group Number
711
Gadolinium
0 17
2.2 Period Number
67
Lithium
2 7
2.3 Block
d block
d block
2.4 Element Family
Transition Metal
Unknown
2.5 CAS Number
744015554386242
Aluminium
7429905 54386242
3.3 Space Group Name
P63/mmc
Not Available
3.4 Space Group Number
194.00194.00
Plutonium
11 229
4 Facts
4.1 Interesting Facts
  • Chemical properties of Rhenium are similar to Manganese.
  • Rhenium metal is created while refining Molybdenum.
Not Available
5.1 Sources
Found in Minerals, Mining, Ores of Minerals
Synthetically Produced
5.3 History
5.3.1 Who Discovered
Masataka Ogawa
Gesellschaft für Schwerionenforschung
5.3.2 Discovery
In 1908
In 1994
5.4 Abundance
5.4.1 Abundance In Universe
2 * 10-8 %NA
Thallium
5E-09 0.11
5.5.3 Abundance In Sun
~0.00000001 %~-9999 %
Beryllium
1E-08 0.1
5.6.3 Abundance In Meteorites
0.00 %NA
Gold
1.7E-07 22
5.9.3 Abundance In Earth's Crust
0.00 %NA
Radium
9.9E-12 8.1
5.9.8 Abundance In Oceans
0.00 %NA
Protactinium
2E-23 1.1
5.9.10 Abundance In Humans
NANA
Radium
1E-13 1.4
6 Uses
6.1 Uses & Benefits
  • Alloys of Rhenium are used as an electric contact material. It can resist withstand arc corrosion.
  • Its catalysts are used in hydrogenation of fine chemicals. Its Alloy with nickel is used to produce turbine blades.
  • Currently known uses of Roentgenium metal are limited to research purpose only.
6.1.1 Industrial Uses
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry
NA
6.1.2 Medical Uses
NA
NA
6.1.3 Other Uses
Alloys
Research Purposes
6.2 Biological Properties
6.2.1 Toxicity
Low Toxic
Unknown
6.2.2 Present in Human Body
6.2.3 In Blood
NA0.00 Blood/mg dm-3
Plutonium
0 1970
6.3.2 In Bone
NA0.00 p.p.m.
Plutonium
0 170000
7 Physical
7.1 Melting Point
3,180.00 °CNA
Francium
27 3410
8.2 Boiling Point
5,627.00 °CNA
Flerovium
147 5660
9.4 Appearance
9.4.1 Physical State
Solid
Solid
9.4.2 Color
Silvery Gray
Silver
9.4.3 Luster
Metallic
Unknown Luster
9.5 Hardness
9.5.1 Mohs Hardness
7.00NA
Cesium
0.2 8.5
10.2.2 Brinell Hardness
1,320.00 MPaNA
Cesium
0.14 3490
10.5.2 Vickers Hardness
1,350.00 MPaNA
Palladium
121 3430
10.6 Speed of Sound
4,700.00 m/sNA
Thallium
818 16200
10.7 Optical Properties
10.7.1 Refractive Index
NANA
Mercury
1.000933 1.7229
10.7.4 Reflectivity
NANA
Molybdenum
58 97
11.2 Allotropes
11.2.1 α Allotropes
Not Available
Not Available
11.2.2 β Allotropes
Not Available
Not Available
11.2.3 γ Allotropes
Not Available
Not Available
12 Chemical
12.1 Chemical Formula
Re
Rg
12.2 Isotopes
12.2.1 Known Isotopes
331
Tennessine
0 38
12.7 Electronegativity
12.7.1 Pauling Electronegativity
1.90NA
Francium
0.7 2.54
12.8.1 Sanderson Electronegativity
NANA
Cesium
0.22 2.56
12.9.1 Allred Rochow Electronegativity
1.46NA
Cesium
0.86 1.82
12.11.1 Mulliken-Jaffe Electronegativity
NANA
Cesium
0.62 2.48
12.12.2 Allen Electronegativity
1.60NA
Cesium
0.659 2.7
12.16 Electropositivity
12.16.1 Pauling Electropositivity
2.10NA
Gold
1.46 3.3
12.18 Ionization Energies
12.18.1 1st Energy Level
760.00 kJ/mol1,022.70 kJ/mol
Cesium
375.7 26130
13.1.3 2nd Energy Level
1,260.00 kJ/mol2,074.40 kJ/mol
Ruthenium
710.2162 28750
13.1.5 3rd Energy Level
2,510.00 kJ/mol3,077.90 kJ/mol
Osmium
1600 34230
13.1.9 4th Energy Level
3,640.00 kJ/mol4,052.40 kJ/mol
Thorium
2780 37066
13.3.1 5th Energy Level
NA5,306.70 kJ/mol
Dubnium
4305.2 97510
13.4.1 6th Energy Level
NANA
Seaborgium
5715.8 105800
13.5.2 7th Energy level
NANA
Bohrium
7226.8 114300
13.5.5 8th Energy Level
NANA
Hassium
8857.4 125300
13.6.3 9th Energy Level
NANA
Yttrium
14110 134700
13.6.7 10th Energy Level
NANA
Strontium
17100 144300
13.6.10 11th Energy Level
NANA
Yttrium
19900 169988
13.7.1 12th Energy Level
NANA
Molybdenum
22219 189368
14.1.2 13th Energy Level
NANA
Molybdenum
26930 76015
14.1.7 14th Energy Level
NANA
Molybdenum
29196 86450
14.1.11 15th Energy Level
NANA
Manganese
41987 97510
14.2.4 16th Energy Level
NANA
Iron
47206 109480
14.2.6 17th Energy Level
NANA
Cobalt
52737 122200
14.2.9 18th Energy Level
NANA
Nickel
58570 134810
14.2.12 19th Energy Level
NANA
Copper
64702 148700
14.2.14 20th Energy Level
NANA
Molybdenum
80400 171200
15.1.1 21st Energy Level
NANA
Molybdenum
87000 179100
15.1.2 22nd Energy Level
NANA
Molybdenum
93400 184900
15.3.1 23rd Energy Level
NANA
Molybdenum
98420 198800
16.2.1 24th Energy Level
NANA
Molybdenum
104400 195200
16.2.2 25th Energy Level
NANA
Molybdenum
121900 121900
16.4.1 26th Energy Level
NANA
Molybdenum
127700 127700
16.6.2 27th Energy Level
NANA
Molybdenum
133800 133800
16.7.1 28th Energy Level
NANA
Molybdenum
139800 139800
16.7.3 29th Energy Level
NANA
Molybdenum
148100 148100
16.8.2 30th Energy Level
NANA
Molybdenum
154500 154500
16.9 Electrochemical Equivalent
0.99 g/amp-hrNA
Beryllium
0.16812 8.3209
16.11 Electron Work Function
4.96 eVNA
Cesium
2.14 5.65
16.12 Other Chemical Properties
Corrosion, Ionization, Radioactive Isotopes, Solubility
NA
17 Atomic
17.1 Atomic Number
75111
Lithium
3 117
17.3 Electron Configuration
[Xe] 4f14 5d5 6s2
[Rn] 5f14 6d9 7s2
17.4 Crystal Structure
Hexagonal Close Packed (HCP)
Body Centered Cubic (BCC)
17.4.1 Crystal Lattice
17.5 Atom
17.5.1 Number of Protons
75111
Lithium
3 117
17.6.1 Number of Neutrons
111161
Lithium
4 184
17.7.1 Number of Electrons
75111
Lithium
3 117
17.10 Radius of an Atom
17.10.1 Atomic Radius
137.00 pmNA
Beryllium
112 265
17.11.1 Covalent Radius
151.00 pmNA
Beryllium
96 260
17.11.2 Van der Waals Radius
200.00 pmNA
Zinc
139 348
18.2 Atomic Weight
186.21 amu281.00 amu
Lithium
6.94 294
18.3 Atomic Volume
8.85 cm3/molNA
Manganese
1.39 71.07
18.5 Adjacent Atomic Numbers
18.5.1 Previous Element
18.5.2 Next Element
18.6 Valence Electron Potential
180.00 (-eV)NA
Francium
8 392.42
18.8 Lattice Constant
276.10 pmNA
Beryllium
228.58 891.25
18.10 Lattice Angles
π/2, π/2, 2 π/3
NA
18.11 Lattice C/A Ratio
1.62NA
Beryllium
1.567 1.886
19 Mechanical
19.1 Density
19.1.1 Density At Room Temperature
21.02 g/cm328.70 g/cm3
Lithium
0.534 40.7
19.2.2 Density When Liquid (at m.p.)
18.90 g/cm3NA
Lithium
0.512 20
19.3 Tensile Strength
1,070.00 MPaNA
Indium
2.5 11000
19.4 Viscosity
NANA
Mercury
0.001526 0.001526
19.5 Vapor Pressure
19.5.1 Vapor Pressure at 1000 K
NANA
Cerium
2.47E-11 121
19.6.1 Vapor Pressure at 2000 K
0.00 (Pa)NA
Tungsten
2.62E-10 774
20.2 Elasticity properties
20.2.1 Shear Modulus
178.00 GPaNA
Potassium
1.3 222
20.2.4 Bulk Modulus
370.00 GPaNA
Cesium
1.6 462
20.2.6 Young's Modulus
463.00 GPaNA
Cesium
1.7 528
20.4 Poisson Ratio
0.30NA
Beryllium
0.032 0.47
20.5 Other Mechanical Properties
Ductile, Malleable
Unknown
21 Magnetic
21.1 Magnetic Characteristics
21.1.1 Specific Gravity
21.02NA
Lithium
0.53 4500
21.1.3 Magnetic Ordering
Paramagnetic
Unknown
21.1.4 Permeability
NANA
Bismuth
1.25643E-06 0.0063
21.1.5 Susceptibility
NANA
Bismuth
-0.000166 200000
22.2 Electrical Properties
22.2.1 Electrical Property
Conductor
Unknown
22.2.2 Resistivity
193.00 nΩ·mNA
Thallium
0.18 961
22.3.1 Electrical Conductivity
0.05 106/cm ΩNA
Plutonium
0.00666 0.63
22.4.1 Electron Affinity
14.50 kJ/molNA
Mercury
0 222.8
23 Thermal
23.1 Specific Heat
0.13 J/(kg K)NA
Americium
0.11 3.6
23.3 Molar Heat Capacity
25.48 J/mol·KNA
Beryllium
16.443 62.7
23.4 Thermal Conductivity
48.00 W/m·KNA
Neptunium
6.3 429
23.6 Critical Temperature
NANA
Ytterbium
26.3 3223
23.7 Thermal Expansion
6.20 µm/(m·K)NA
Tungsten
4.5 97
23.8 Enthalpy
23.8.1 Enthalpy of Vaporization
707.10 kJ/molNA
Zinc
7.32 799.1
23.9.1 Enthalpy of Fusion
33.05 kJ/molNA
Cesium
2.1 35.23
23.9.2 Enthalpy of Atomization
791.00 kJ/molNA
Mercury
61.5 837
23.10 Standard Molar Entropy
36.90 J/mol.KNA
Beryllium
9.5 198.1