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Gold
Gold

Rhenium
Rhenium



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Rhenium

Gold Rhenium Comparison

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1 Periodic Table
1.1 Symbol
Au
Re
1.2 Group Number
117
Gadolinium Metal
0 17
1.3 Period Number
66
Lithium Metal
2 7
1.4 Block
d block
d block
1.5 Element Family
Transition Metal
Transition Metal
1.6 CAS Number
74405757440155
Aluminium Metal
7429905 54386242
1.7 Space Group Name
Fm_ 3m
P63/mmc
1.8 Space Group Number
225.00194.00
Plutonium Metal
11 229
2 Facts
2.1 Interesting Facts
  • It is found in copper ores and from the crust of the earth.
  • It is the most malleable and ductile metal.
  • Gold alloys are used in Dentistry as fillings, crowning, clips, etc. It is also used as an artificial limb joints.
  • Chemical properties of Rhenium are similar to Manganese.
  • Rhenium metal is created while refining Molybdenum.
2.2 Sources
Earth's crust, Mining, Ores of metals
Found in Minerals, Mining, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Unknown
Masataka Ogawa
2.3.2 Discovery
Before 6000 BCE
In 1908
2.4 Abundance
2.4.1 Abundance In Universe
6 * 10-8 %2 * 10-8 %
Thallium Metal
5E-09 0.11
2.4.3 Abundance In Sun
~0.0000001 %~0.00000001 %
Beryllium Metal
1E-08 0.1
2.4.5 Abundance In Meteorites
0.00 %0.00 %
Palladium
1.7E-07 22
2.4.7 Abundance In Earth's Crust
0.00 %0.00 %
Radium Metal
9.9E-12 8.1
1.2.1 Abundance In Oceans
0.00 %0.00 %
Protactinium Metal
2E-23 1.1
1.2.3 Abundance In Humans
0.00 %NA
Radium Metal
1E-13 1.4
2 Uses
2.1 Uses & Benefits
  • Gold metal is mainly used for Jewelry, bullion, coinage, etc.
  • It is used in the art, decoration, ornaments, etc. It is also used for electroplating process.
  • 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.
2.1.1 Industrial Uses
Chemical Industry, Clothing Industry, Electrical Industry, Electronic Industry
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry
2.1.2 Medical Uses
Dentistry, Pharmaceutical Industry
NA
2.1.3 Other Uses
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues
Alloys
2.2 Biological Properties
2.2.1 Toxicity
Non Toxic
Low Toxic
2.2.2 Present in Human Body
2.2.3 In Blood
0.00 Blood/mg dm-3NA
Plutonium Metal
0 1970
2.5.1 In Bone
0.02 p.p.m.NA
Plutonium Metal
0 170000
3 Physical
3.1 Melting Point
1,064.43 °C3,180.00 °C
Francium Metal
27 3410
3.2 Boiling Point
2,807.00 °C5,627.00 °C
Flerovium Metal
147 5660
4.5 Appearance
4.5.1 Physical State
Solid
Solid
4.5.2 Color
Gold
Silvery Gray
4.5.3 Luster
Metallic
Metallic
4.6 Hardness
4.6.1 Mohs Hardness
2.507.00
Cesium Metal
0.2 8.5
4.6.4 Brinell Hardness
194.00 MPa1,320.00 MPa
Cesium Metal
0.14 3490
4.6.8 Vickers Hardness
216.00 MPa1,350.00 MPa
Palladium Metal
121 3430
4.7 Speed of Sound
2,030.00 m/s4,700.00 m/s
Thallium Metal
818 16200
4.9 Optical Properties
4.9.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
4.10.1 Reflectivity
95.00 %NA
Molybdenum Metal
58 97
6.2 Allotropes
6.2.1 α Allotropes
Not Available
Not Available
6.2.2 β Allotropes
Not Available
Not Available
6.2.3 γ Allotropes
Not Available
Not Available
7 Chemical
7.1 Chemical Formula
Au
Re
7.2 Isotopes
7.2.1 Known Isotopes
3633
Tennessine Metal
0 38
7.6 Electronegativity
7.6.1 Pauling Electronegativity
2.541.90
Francium Metal
0.7 2.54
8.1.1 Sanderson Electronegativity
NANA
Cesium Metal
0.22 2.56
8.2.1 Allred Rochow Electronegativity
1.421.46
Cesium Metal
0.86 1.82
8.2.3 Mulliken-Jaffe Electronegativity
1.87NA
Cesium Metal
0.62 2.48
8.5.2 Allen Electronegativity
1.921.60
Cesium Metal
0.659 2.7
8.6 Electropositivity
8.6.1 Pauling Electropositivity
1.462.10
Palladium
1.46 3.3
8.7 Ionization Energies
8.7.1 1st Energy Level
890.10 kJ/mol760.00 kJ/mol
Cesium Metal
375.7 26130
8.9.1 2nd Energy Level
1,980.00 kJ/mol1,260.00 kJ/mol
Ruthenium Metal
710.2162 28750
8.9.2 3rd Energy Level
NA2,510.00 kJ/mol
Osmium Metal
1600 34230
8.11.3 4th Energy Level
NA3,640.00 kJ/mol
Thorium Metal
2780 37066
9.2.2 5th Energy Level
NANA
Dubnium Metal
4305.2 97510
9.3.1 6th Energy Level
NANA
Seaborgium Metal
5715.8 105800
9.6.1 7th Energy level
NANA
Bohrium Metal
7226.8 114300
10.1.3 8th Energy Level
NANA
Hassium Metal
8857.4 125300
10.1.5 9th Energy Level
NANA
Yttrium Metal
14110 134700
10.1.8 10th Energy Level
NANA
Strontium Metal
17100 144300
10.2.2 11th Energy Level
NANA
Yttrium Metal
19900 169988
10.4.2 12th Energy Level
NANA
Molybdenum Metal
22219 189368
10.5.3 13th Energy Level
NANA
Molybdenum Metal
26930 76015
10.7.3 14th Energy Level
NANA
Molybdenum Metal
29196 86450
10.7.6 15th Energy Level
NANA
Manganese Metal
41987 97510
10.7.7 16th Energy Level
NANA
Iron Metal
47206 109480
10.7.10 17th Energy Level
NANA
Cobalt Metal
52737 122200
10.7.12 18th Energy Level
NANA
Nickel Metal
58570 134810
10.8.1 19th Energy Level
NANA
Copper Metal
64702 148700
11.1.3 20th Energy Level
NANA
Molybdenum Metal
80400 171200
11.1.6 21st Energy Level
NANA
Molybdenum Metal
87000 179100
11.1.8 22nd Energy Level
NANA
Molybdenum Metal
93400 184900
11.1.11 23rd Energy Level
NANA
Molybdenum Metal
98420 198800
11.2.3 24th Energy Level
NANA
Molybdenum Metal
104400 195200
11.2.4 25th Energy Level
NANA
Molybdenum Metal
121900 121900
11.2.7 26th Energy Level
NANA
Molybdenum Metal
127700 127700
11.2.9 27th Energy Level
NANA
Molybdenum Metal
133800 133800
11.2.11 28th Energy Level
NANA
Molybdenum Metal
139800 139800
11.2.13 29th Energy Level
NANA
Molybdenum Metal
148100 148100
12.1.1 30th Energy Level
NANA
Molybdenum Metal
154500 154500
12.2 Electrochemical Equivalent
2.45 g/amp-hr0.99 g/amp-hr
Beryllium Metal
0.16812 8.3209
12.4 Electron Work Function
5.10 eV4.96 eV
Cesium Metal
2.14 5.65
12.6 Other Chemical Properties
Chemical Stability, Ionization, Solubility
Corrosion, Ionization, Radioactive Isotopes, Solubility
13 Atomic
13.1 Atomic Number
7975
Lithium Metal
3 117
13.3 Electron Configuration
[Xe] 4f14 5d10 6s1
[Xe] 4f14 5d5 6s2
13.4 Crystal Structure
Face Centered Cubic (FCC)
Hexagonal Close Packed (HCP)
13.4.1 Crystal Lattice
13.5 Atom
13.5.1 Number of Protons
7975
Lithium Metal
3 117
13.6.2 Number of Neutrons
118111
Lithium Metal
4 184
13.7.3 Number of Electrons
7975
Lithium Metal
3 117
13.8 Radius of an Atom
13.8.1 Atomic Radius
151.00 pm137.00 pm
Beryllium Metal
112 265
13.8.5 Covalent Radius
144.00 pm151.00 pm
Beryllium Metal
96 260
13.8.7 Van der Waals Radius
166.00 pm200.00 pm
Zinc Metal
139 348
13.10 Atomic Weight
196.97 amu186.21 amu
Lithium Metal
6.94 294
13.11 Atomic Volume
10.20 cm3/mol8.85 cm3/mol
Manganese Metal
1.39 71.07
13.13 Adjacent Atomic Numbers
13.13.1 Previous Element
13.13.2 Next Element
13.14 Valence Electron Potential
43.40 (-eV)180.00 (-eV)
Francium Metal
8 392.42
13.15 Lattice Constant
407.82 pm276.10 pm
Beryllium Metal
228.58 891.25
13.17 Lattice Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
13.18 Lattice C/A Ratio
1.611.62
Beryllium Metal
1.567 1.886
15 Mechanical
15.1 Density
15.1.1 Density At Room Temperature
19.30 g/cm321.02 g/cm3
Lithium Metal
0.534 40.7
15.1.2 Density When Liquid (at m.p.)
17.31 g/cm318.90 g/cm3
Lithium Metal
0.512 20
15.5 Tensile Strength
120.00 MPa1,070.00 MPa
Indium Metal
2.5 11000
15.6 Viscosity
NANA
Mercury Metal
0.001526 0.001526
15.7 Vapor Pressure
15.7.1 Vapor Pressure at 1000 K
0.00 (Pa)NA
Cerium Metal
2.47E-11 121
15.7.3 Vapor Pressure at 2000 K
67.00 (Pa)0.00 (Pa)
Tungsten Metal
2.62E-10 774
15.8 Elasticity properties
15.8.1 Shear Modulus
27.00 GPa178.00 GPa
Potassium Metal
1.3 222
15.9.3 Bulk Modulus
180.00 GPa370.00 GPa
Cesium Metal
1.6 462
15.9.5 Young's Modulus
79.00 GPa463.00 GPa
Cesium Metal
1.7 528
1.3 Poisson Ratio
0.400.30
Beryllium Metal
0.032 0.47
1.5 Other Mechanical Properties
Ductile, Malleable
Ductile, Malleable
2 Magnetic
2.1 Magnetic Characteristics
2.1.1 Specific Gravity
19.3221.02
Lithium Metal
0.53 4500
2.4.1 Magnetic Ordering
Diamagnetic
Paramagnetic
2.4.2 Permeability
NANA
Bismuth Metal
1.25643E-06 0.0063
2.8.1 Susceptibility
NANA
Bismuth Metal
-0.000166 200000
2.11 Electrical Properties
2.11.1 Electrical Property
Conductor
Conductor
2.11.2 Resistivity
2.20 nΩ·m193.00 nΩ·m
Thallium Metal
0.18 961
4.1.2 Electrical Conductivity
0.45 106/cm Ω0.05 106/cm Ω
Plutonium Metal
0.00666 0.63
4.1.4 Electron Affinity
222.80 kJ/mol14.50 kJ/mol
Mercury Metal
0 222.8
5 Thermal
5.1 Specific Heat
0.13 J/(kg K)0.13 J/(kg K)
Americium Metal
0.11 3.6
5.3 Molar Heat Capacity
25.42 J/mol·K25.48 J/mol·K
Beryllium Metal
16.443 62.7
5.6 Thermal Conductivity
318.00 W/m·K48.00 W/m·K
Neptunium Metal
6.3 429
5.7 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
5.9 Thermal Expansion
14.20 µm/(m·K)6.20 µm/(m·K)
Tungsten Metal
4.5 97
6.3 Enthalpy
6.3.1 Enthalpy of Vaporization
324.40 kJ/mol707.10 kJ/mol
Zinc Metal
7.32 799.1
7.1.1 Enthalpy of Fusion
12.55 kJ/mol33.05 kJ/mol
Cesium Metal
2.1 35.23
7.3.1 Enthalpy of Atomization
364.00 kJ/mol791.00 kJ/mol
Mercury Metal
61.5 837
8.2 Standard Molar Entropy
47.40 J/mol.K36.90 J/mol.K
Beryllium Metal
9.5 198.1