1 Periodic Table
1.1 Symbol
1.2 Group Number
2.3 Period Number
2.4 Block
2.5 Element Family
Transition Metal
Transition Metal
2.6 CAS Number
743988553850365
7429905
54386242
2.7 Space Group Name
2.8 Space Group Number
4 Facts
4.1 Interesting Facts
- Iridium element occurs as natural alloys of Platinum and Osmium.
- Iridium element is known as the most corrosion resistance metal .
- Rutherfordium does not occur in nature as it is a synthetic element.
- Till date Rutherfordium metal has 15 radioisotopes created synthetically.
4.2 Sources
Found in Minerals, Mining, Ores of Minerals
Bombarding Plutonium with Accelerated 113 to 115 MeV Neon Ions, Synthetically Produced
4.3 History
4.3.1 Who Discovered
Smithson Tennant
Joint Institute for Nuclear Research
4.3.2 Discovery
4.4 Abundance
4.4.1 Abundance In Universe
4.5.1 Abundance In Sun
~0.0000002 %~-9999 %
1E-08
0.1
4.7.2 Abundance In Meteorites
4.7.4 Abundance In Earth's Crust
4.8.1 Abundance In Oceans
4.9.2 Abundance In Humans
6 Uses
6.1 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 Rutherfordium metal are limited to research purpose only.
6.1.1 Industrial Uses
Automobile Industry, Electrical Industry, Electronic Industry
NA
6.1.2 Medical Uses
6.1.3 Other Uses
Alloys
Alloys, Research Purposes
6.2 Biological Properties
6.2.1 Toxicity
6.2.2 Present in Human Body
6.2.3 In Blood
NA0.00 Blood/mg dm-3
0
1970
6.2.4 In Bone
7 Physical
7.1 Melting Point
2,410.00 °C2,100.00 °C
27
3410
7.2 Boiling Point
4,527.00 °C5,500.00 °C
147
5660
7.3 Appearance
7.3.1 Physical State
7.3.2 Color
7.3.3 Luster
7.4 Hardness
7.4.1 Mohs Hardness
7.4.3 Brinell Hardness
7.4.5 Vickers Hardness
7.6 Speed of Sound
7.8 Optical Properties
7.8.1 Refractive Index
7.8.3 Reflectivity
7.9 Allotropes
7.9.1 α Allotropes
Not Available
Not Available
7.9.2 β Allotropes
Not Available
Not Available
7.9.3 γ Allotropes
Not Available
Not Available
8 Chemical
8.1 Chemical Formula
8.2 Isotopes
8.2.1 Known Isotopes
8.3 Electronegativity
8.3.1 Pauling Electronegativity
8.3.2 Sanderson Electronegativity
8.3.5 Allred Rochow Electronegativity
8.3.7 Mulliken-Jaffe Electronegativity
8.3.9 Allen Electronegativity
8.4 Electropositivity
8.4.1 Pauling Electropositivity
8.5 Ionization Energies
8.5.1 1st Energy Level
880.00 kJ/mol579.90 kJ/mol
375.7
26130
8.5.2 2nd Energy Level
1,600.00 kJ/mol1,389.40 kJ/mol
710.2162
28750
8.5.4 3rd Energy Level
NA2,296.40 kJ/mol
1600
34230
8.5.6 4th Energy Level
NA3,077.90 kJ/mol
2780
37066
8.5.8 5th Energy Level
8.5.9 6th Energy Level
8.5.11 7th Energy level
8.5.13 8th Energy Level
8.5.15 9th Energy Level
8.5.17 10th Energy Level
8.5.19 11th Energy Level
8.5.21 12th Energy Level
8.5.23 13th Energy Level
8.5.25 14th Energy Level
8.5.27 15th Energy Level
8.5.29 16th Energy Level
8.5.31 17th Energy Level
8.5.33 18th Energy Level
8.5.36 19th Energy Level
8.5.38 20th Energy Level
8.5.39 21st Energy Level
8.5.41 22nd Energy Level
8.5.43 23rd Energy Level
8.6.1 24th Energy Level
8.6.2 25th Energy Level
8.7.1 26th Energy Level
8.7.2 27th Energy Level
9.1.1 28th Energy Level
9.1.2 29th Energy Level
9.4.2 30th Energy Level
9.5 Electrochemical Equivalent
1.14 g/amp-hrNA
0.16812
8.3209
9.6 Electron Work Function
9.7 Other Chemical Properties
Flammable, Ionization, Radioactive Isotopes, Radioactivity
Ionization, Radioactive Isotopes, Radioactivity
10 Atomic
10.1 Atomic Number
10.3 Electron Configuration
[Xe] 4f14 5d7 6s2
[Rn] 5f14 6d2 7s2
10.4 Crystal Structure
Face Centered Cubic (FCC)
Hexagonal Close Packed (HCP)
10.4.1 Crystal Lattice
10.5 Atom
10.5.1 Number of Protons
10.5.4 Number of Neutrons
10.6.1 Number of Electrons
10.8 Radius of an Atom
10.8.1 Atomic Radius
136.00 pm150.00 pm
112
265
10.8.2 Covalent Radius
141.00 pm157.00 pm
96
260
10.10.1 Van der Waals Radius
10.12 Atomic Weight
192.22 amu267.00 amu
6.94
294
10.15 Atomic Volume
9.53 cm3/molNA
1.39
71.07
11.2 Adjacent Atomic Numbers
11.2.1 Previous Element
11.2.2 Next Element
11.3 Valence Electron Potential
11.4 Lattice Constant
383.90 pmNA
228.58
891.25
11.5 Lattice Angles
11.6 Lattice C/A Ratio
12 Mechanical
12.1 Density
12.1.1 Density At Room Temperature
22.56 g/cm323.20 g/cm3
0.534
40.7
12.3.2 Density When Liquid (at m.p.)
12.4 Tensile Strength
12.5 Viscosity
12.7 Vapor Pressure
12.7.1 Vapor Pressure at 1000 K
12.7.3 Vapor Pressure at 2000 K
12.8 Elasticity properties
12.8.1 Shear Modulus
12.8.3 Bulk Modulus
12.9.1 Young's Modulus
12.10 Poisson Ratio
13.2 Other Mechanical Properties
14 Magnetic
14.1 Magnetic Characteristics
14.1.1 Specific Gravity
14.1.4 Magnetic Ordering
14.1.5 Permeability
14.1.7 Susceptibility
14.3 Electrical Properties
14.3.1 Electrical Property
14.3.2 Resistivity
14.3.4 Electrical Conductivity
0.19 106/cm ΩNA
0.00666
0.63
14.3.5 Electron Affinity
15 Thermal
15.1 Specific Heat
16.2 Molar Heat Capacity
25.10 J/mol·KNA
16.443
62.7
16.4 Thermal Conductivity
16.6 Critical Temperature
16.7 Thermal Expansion
16.9 Enthalpy
16.9.1 Enthalpy of Vaporization
799.10 kJ/molNA
7.32
799.1
16.10.1 Enthalpy of Fusion
16.11.2 Enthalpy of Atomization
16.12 Standard Molar Entropy
35.50 J/mol.KNA
9.5
198.1