1 Periodic Table
1.1 Symbol
1.2 Group Number
1.4 Period Number
1.6 Block
1.7 Element Family
Transition Metal
Post-Transition
1.8 CAS Number
743988554085164
7429905
54386242
1.10 Space Group Name
1.11 Space Group Number
3 Facts
3.1 Interesting Facts
- Iridium element occurs as natural alloys of Platinum and Osmium.
- Iridium element is known as the most corrosion resistance metal .
Not Available
3.2 Sources
Found in Minerals, Mining, Ores of Minerals
NA
3.3 History
3.3.1 Who Discovered
Smithson Tennant
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory
3.3.2 Discovery
3.4 Abundance
3.4.1 Abundance In Universe
3.8.2 Abundance In Sun
~0.0000002 %~-9999 %
1E-08
0.1
3.11.2 Abundance In Meteorites
4.1.2 Abundance In Earth's Crust
4.4.3 Abundance In Oceans
4.5.2 Abundance In Humans
5 Uses
5.1 Uses & Benefits
- Iridium has an anti corrosion properties and it is used in special alloy with Osmium metal and that alloy is used in pen tips and compass bearings.
- Currently known uses of Flerovium metal are limited to research purpose only.
5.1.1 Industrial Uses
Automobile Industry, Electrical Industry, Electronic Industry
NA
5.1.2 Medical Uses
5.1.3 Other Uses
Alloys
Alloys, Research Purposes
5.2 Biological Properties
5.2.1 Toxicity
5.2.2 Present in Human Body
5.2.3 In Blood
6.2.2 In Bone
7 Physical
7.1 Melting Point
2,410.00 °C67.00 °C
27
3410
7.4 Boiling Point
4,527.00 °C147.00 °C
147
5660
8.2 Appearance
8.2.1 Physical State
8.2.2 Color
8.2.3 Luster
8.4 Hardness
8.4.1 Mohs Hardness
8.8.2 Brinell Hardness
8.10.2 Vickers Hardness
9.2 Speed of Sound
9.5 Optical Properties
9.5.1 Refractive Index
9.5.4 Reflectivity
9.7 Allotropes
9.7.1 α Allotropes
Not Available
Not Available
9.7.2 β Allotropes
Not Available
Not Available
9.7.3 γ Allotropes
Not Available
Not Available
10 Chemical
10.1 Chemical Formula
10.2 Isotopes
10.2.1 Known Isotopes
10.4 Electronegativity
10.4.1 Pauling Electronegativity
10.6.1 Sanderson Electronegativity
12.4.1 Allred Rochow Electronegativity
12.6.1 Mulliken-Jaffe Electronegativity
12.9.1 Allen Electronegativity
13.4 Electropositivity
13.4.1 Pauling Electropositivity
13.5 Ionization Energies
13.5.1 1st Energy Level
880.00 kJ/mol823.90 kJ/mol
375.7
26130
13.6.3 2nd Energy Level
1,600.00 kJ/mol1,601.60 kJ/mol
710.2162
28750
13.6.5 3rd Energy Level
NA3,367.30 kJ/mol
1600
34230
13.7.1 4th Energy Level
NA4,399.70 kJ/mol
2780
37066
13.8.2 5th Energy Level
NA5,847.00 kJ/mol
4305.2
97510
13.9.1 6th Energy Level
14.1.1 7th Energy level
14.2.1 8th Energy Level
14.3.2 9th Energy Level
14.4.2 10th Energy Level
14.4.3 11th Energy Level
14.5.1 12th Energy Level
14.7.1 13th Energy Level
15.1.3 14th Energy Level
15.2.3 15th Energy Level
15.3.3 16th Energy Level
15.3.4 17th Energy Level
15.3.7 18th Energy Level
15.3.9 19th Energy Level
15.4.1 20th Energy Level
16.1.1 21st Energy Level
16.2.1 22nd Energy Level
16.2.2 23rd Energy Level
16.3.1 24th Energy Level
16.3.2 25th Energy Level
16.4.1 26th Energy Level
16.4.2 27th Energy Level
16.5.1 28th Energy Level
16.5.2 29th Energy Level
16.6.2 30th Energy Level
16.7 Electrochemical Equivalent
1.14 g/amp-hrNA
0.16812
8.3209
16.8 Electron Work Function
16.9 Other Chemical Properties
Flammable, Ionization, Radioactive Isotopes, Radioactivity
Ionization, Radioactive Isotopes, Radioactivity
17 Atomic
17.1 Atomic Number
17.3 Electron Configuration
[Xe] 4f14 5d7 6s2
[Rn] 5f14 6d10 7s2 7p2
17.4 Crystal Structure
Face Centered Cubic (FCC)
Not Known
17.4.1 Crystal Lattice
17.5 Atom
17.5.1 Number of Protons
17.5.2 Number of Neutrons
17.5.3 Number of Electrons
17.6 Radius of an Atom
17.6.1 Atomic Radius
136.00 pm180.00 pm
112
265
17.6.2 Covalent Radius
141.00 pm171.00 pm
96
260
17.6.3 Van der Waals Radius
17.7 Atomic Weight
192.22 amu289.00 amu
6.94
294
17.8 Atomic Volume
9.53 cm3/molNA
1.39
71.07
1.2 Adjacent Atomic Numbers
1.2.1 Previous Element
1.2.2 Next Element
1.3 Valence Electron Potential
1.5 Lattice Constant
383.90 pmNA
228.58
891.25
1.8 Lattice Angles
1.9 Lattice C/A Ratio
2 Mechanical
2.1 Density
2.1.1 Density At Room Temperature
22.56 g/cm314.00 g/cm3
0.534
40.7
2.1.3 Density When Liquid (at m.p.)
2.2 Tensile Strength
2.4 Viscosity
2.5 Vapor Pressure
2.5.1 Vapor Pressure at 1000 K
2.6.3 Vapor Pressure at 2000 K
1.5 Elasticity properties
1.5.1 Shear Modulus
1.5.2 Bulk Modulus
1.5.4 Young's Modulus
1.6 Poisson Ratio
1.7 Other Mechanical Properties
2 Magnetic
2.1 Magnetic Characteristics
2.1.1 Specific Gravity
2.1.3 Magnetic Ordering
2.1.4 Permeability
2.1.6 Susceptibility
2.2 Electrical Properties
2.2.1 Electrical Property
2.2.2 Resistivity
2.2.3 Electrical Conductivity
0.19 106/cm ΩNA
0.00666
0.63
2.2.4 Electron Affinity
3 Thermal
3.1 Specific Heat
3.2 Molar Heat Capacity
25.10 J/mol·KNA
16.443
62.7
3.3 Thermal Conductivity
3.4 Critical Temperature
3.5 Thermal Expansion
3.6 Enthalpy
3.6.1 Enthalpy of Vaporization
799.10 kJ/molNA
7.32
799.1
3.6.2 Enthalpy of Fusion
3.6.3 Enthalpy of Atomization
3.7 Standard Molar Entropy
35.50 J/mol.KNA
9.5
198.1