1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.4 Block
1.5 Element Family
Probably Post-Transition
Transition Metal
1.6 CAS Number
541007197439885
7429905
54386242
1.7 Space Group Name
1.8 Space Group Number
2 Facts
2.1 Interesting Facts
Not Available
- Iridium element occurs as natural alloys of Platinum and Osmium.
- Iridium element is known as the most corrosion resistance metal .
2.2 Sources
Synthetically Produced
Found in Minerals, Mining, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory
Smithson Tennant
2.3.2 Discovery
2.4 Abundance
2.4.1 Abundance In Universe
2.4.2 Abundance In Sun
~-9999 %~0.0000002 %
1E-08
0.1
2.4.3 Abundance In Meteorites
1.2.1 Abundance In Earth's Crust
1.3.1 Abundance In Oceans
1.4.1 Abundance In Humans
2 Uses
2.1 Uses & Benefits
- Currently known uses of Livermorium metal are limited to research purpose only.
- 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.
2.1.1 Industrial Uses
NA
Automobile Industry, Electrical Industry, Electronic Industry
2.1.2 Medical Uses
2.1.3 Other Uses
2.2 Biological Properties
2.2.1 Toxicity
2.2.2 Present in Human Body
2.2.3 In Blood
2.4.1 In Bone
4 Physical
4.1 Melting Point
4.2 Boiling Point
4.3 Appearance
4.3.1 Physical State
4.3.2 Color
4.3.3 Luster
4.4 Hardness
4.4.1 Mohs Hardness
4.4.3 Brinell Hardness
4.4.6 Vickers Hardness
5.3 Speed of Sound
5.4 Optical Properties
5.4.1 Refractive Index
6.1.1 Reflectivity
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
7.2 Isotopes
7.2.1 Known Isotopes
7.4 Electronegativity
7.4.1 Pauling Electronegativity
7.6.2 Sanderson Electronegativity
7.6.4 Allred Rochow Electronegativity
7.6.5 Mulliken-Jaffe Electronegativity
7.6.7 Allen Electronegativity
7.8 Electropositivity
7.8.1 Pauling Electropositivity
7.10 Ionization Energies
7.10.1 1st Energy Level
723.60 kJ/mol880.00 kJ/mol
375.7
26130
8.1.1 2nd Energy Level
1,331.50 kJ/mol1,600.00 kJ/mol
710.2162
28750
8.2.2 3rd Energy Level
2,846.30 kJ/molNA
1600
34230
8.3.2 4th Energy Level
3,811.20 kJ/molNA
2780
37066
8.3.4 5th Energy Level
6,078.60 kJ/molNA
4305.2
97510
8.3.6 6th Energy Level
8.3.8 7th Energy level
8.3.9 8th Energy Level
8.3.11 9th Energy Level
8.4.2 10th Energy Level
8.5.2 11th Energy Level
8.5.4 12th Energy Level
8.5.6 13th Energy Level
8.5.8 14th Energy Level
8.5.10 15th Energy Level
8.5.12 16th Energy Level
8.5.14 17th Energy Level
8.5.16 18th Energy Level
8.5.18 19th Energy Level
8.5.20 20th Energy Level
8.5.21 21st Energy Level
8.5.23 22nd Energy Level
8.5.25 23rd Energy Level
8.5.26 24th Energy Level
8.5.28 25th Energy Level
8.5.29 26th Energy Level
8.5.31 27th Energy Level
8.5.33 28th Energy Level
8.5.34 29th Energy Level
8.5.36 30th Energy Level
8.6 Electrochemical Equivalent
NA1.14 g/amp-hr
0.16812
8.3209
8.7 Electron Work Function
8.8 Other Chemical Properties
Chemical Stability, Ionization
Flammable, Ionization, Radioactive Isotopes, Radioactivity
9 Atomic
9.1 Atomic Number
9.2 Electron Configuration
[Rn] 5f14 6d10 7s2 7p4
[Xe] 4f14 5d7 6s2
9.3 Crystal Structure
Not Known
Face Centered Cubic (FCC)
9.3.1 Crystal Lattice
9.4 Atom
9.4.1 Number of Protons
9.4.4 Number of Neutrons
9.4.7 Number of Electrons
9.5 Radius of an Atom
9.5.1 Atomic Radius
9.5.4 Covalent Radius
9.5.6 Van der Waals Radius
9.6 Atomic Weight
293.00 amu192.22 amu
6.94
294
9.8 Atomic Volume
NA9.53 cm3/mol
1.39
71.07
9.10 Adjacent Atomic Numbers
9.10.1 Previous Element
9.10.2 Next Element
9.11 Valence Electron Potential
10.2 Lattice Constant
NA383.90 pm
228.58
891.25
10.6 Lattice Angles
10.7 Lattice C/A Ratio
11 Mechanical
11.1 Density
11.1.1 Density At Room Temperature
11.1.3 Density When Liquid (at m.p.)
11.2 Tensile Strength
11.4 Viscosity
11.5 Vapor Pressure
11.5.1 Vapor Pressure at 1000 K
11.5.3 Vapor Pressure at 2000 K
11.7 Elasticity properties
11.7.1 Shear Modulus
11.8.1 Bulk Modulus
11.10.1 Young's Modulus
11.12 Poisson Ratio
11.15 Other Mechanical Properties
12 Magnetic
12.1 Magnetic Characteristics
12.1.1 Specific Gravity
13.1.2 Magnetic Ordering
Paramagnetic
Paramagnetic
13.1.3 Permeability
13.1.5 Susceptibility
13.2 Electrical Properties
13.2.1 Electrical Property
13.2.2 Resistivity
13.4.1 Electrical Conductivity
NA0.19 106/cm Ω
0.00666
0.63
13.5.2 Electron Affinity
14 Thermal
14.1 Specific Heat
14.3 Molar Heat Capacity
NA25.10 J/mol·K
16.443
62.7
14.4 Thermal Conductivity
14.5 Critical Temperature
14.7 Thermal Expansion
15.2 Enthalpy
15.2.1 Enthalpy of Vaporization
NA799.10 kJ/mol
7.32
799.1
15.2.4 Enthalpy of Fusion
15.3.3 Enthalpy of Atomization
15.4 Standard Molar Entropy
NA35.50 J/mol.K
9.5
198.1