1 Periodic Table
1.1 Symbol
Ir
1.2 Group Number
1.6 Period Number
1.11 Block
d block
1.12 Element Family
Transition Metal
1.13 CAS Number
2.13 Space Group Name
Fm_ 3m
2.14 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 .
3.2 Sources
Found in Minerals, Mining, Ores of Minerals
3.3 History
3.3.1 Who Discovered
Smithson Tennant
3.3.2 Discovery
In 1803
3.4 Abundance
3.4.1 Abundance In Universe
4.4.2 Abundance In Sun
6.4.6 Abundance In Meteorites
7.1.5 Abundance In Earth's Crust
8.4.5 Abundance In Oceans
10.2.5 Abundance In Humans
11 Uses
12.1 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.
12.2.1 Industrial Uses
Automobile Industry, Electrical Industry, Electronic Industry
12.2.2 Medical Uses
NA
12.2.3 Other Uses
Alloys
12.3 Biological Properties
12.3.1 Toxicity
Toxic
12.3.2 Present in Human Body
✔
✘
60% - Transition Metals Metals have it !
▶
12.3.3 In Blood
12.8.3 In Bone
15 Physical
15.1 Melting Point
15.4 Boiling Point
16.3 Appearance
16.3.1 Physical State
Solid
16.3.2 Color
Silvery White
16.3.3 Luster
Metallic
16.4 Hardness
16.4.1 Mohs Hardness
17.5.1 Brinell Hardness
18.4.3 Vickers Hardness
18.6 Speed of Sound
18.10 Optical Properties
18.10.1 Refractive Index
18.12.3 Reflectivity
18.13 Allotropes
✔
✘
6% - Transition Metals Metals
▶
18.13.1 α Allotropes
Not Available
18.13.2 β Allotropes
Not Available
18.13.3 γ Allotropes
Not Available
19 Chemical
19.1 Chemical Formula
Ir
19.2 Isotopes
19.2.1 Known Isotopes
19.4 Electronegativity
19.4.1 Pauling Electronegativity
20.2.4 Sanderson Electronegativity
20.4.4 Allred Rochow Electronegativity
20.5.6 Mulliken-Jaffe Electronegativity
20.5.11 Allen Electronegativity
20.6 Electropositivity
20.6.1 Pauling Electropositivity
20.7 Ionization Energies
20.7.1 1st Energy Level
20.7.5 2nd Energy Level
20.9.4 3rd Energy Level
20.9.12 4th Energy Level
20.9.18 5th Energy Level
20.9.22 6th Energy Level
20.9.27 7th Energy level
20.9.32 8th Energy Level
20.10.2 9th Energy Level
20.10.5 10th Energy Level
20.11.4 11th Energy Level
21.1.5 12th Energy Level
21.4.3 13th Energy Level
21.4.7 14th Energy Level
21.4.13 15th Energy Level
21.5.2 16th Energy Level
21.5.4 17th Energy Level
21.7.3 18th Energy Level
22.1.5 19th Energy Level
22.5.4 20th Energy Level
22.5.6 21st Energy Level
22.6.3 22nd Energy Level
22.6.5 23rd Energy Level
22.8.2 24th Energy Level
22.8.5 25th Energy Level
22.9.2 26th Energy Level
22.9.5 27th Energy Level
22.11.2 28th Energy Level
23.1.3 29th Energy Level
23.1.6 30th Energy Level
23.2 Electrochemical Equivalent
23.3 Electron Work Function
23.6 Other Chemical Properties
Flammable, Ionization, Radioactive Isotopes, Radioactivity
24 Atomic
24.1 Atomic Number
24.4 Electron Configuration
[Xe] 4f14 5d7 6s2
24.5 Crystal Structure
Face Centered Cubic (FCC)
24.5.1 Crystal Lattice
24.6 Atom
24.6.1 Number of Protons
24.10.1 Number of Neutrons
25.1.1 Number of Electrons
26.2 Radius of an Atom
26.2.1 Atomic Radius
27.5.3 Covalent Radius
27.9.1 Van der Waals Radius
27.12 Atomic Weight
27.14 Atomic Volume
27.18 Adjacent Atomic Numbers
27.18.1 Previous Element
27.18.2 Next Element
27.19 Valence Electron Potential
28.3 Lattice Constant
29.4 Lattice Angles
π/2, π/2, π/2
29.5 Lattice C/A Ratio
30 Mechanical
30.1 Density
30.1.1 Density At Room Temperature
30.3.3 Density When Liquid (at m.p.)
30.9 Tensile Strength
31.2 Viscosity
31.3 Vapor Pressure
31.3.1 Vapor Pressure at 1000 K
33.2.1 Vapor Pressure at 2000 K
34.2 Elasticity properties
34.2.1 Shear Modulus
34.4.1 Bulk Modulus
34.6.1 Young's Modulus
34.9 Poisson Ratio
34.11 Other Mechanical Properties
NA
35 Magnetic
35.1 Magnetic Characteristics
35.1.1 Specific Gravity
35.1.2 Magnetic Ordering
Paramagnetic
35.1.3 Permeability
35.2.2 Susceptibility
35.3 Electrical Properties
35.3.1 Electrical Property
Conductor
35.3.2 Resistivity
35.4.3 Electrical Conductivity
35.8.1 Electron Affinity
36 Thermal
36.1 Specific Heat
36.3 Molar Heat Capacity
36.5 Thermal Conductivity
36.6 Critical Temperature
36.7 Thermal Expansion
36.10 Enthalpy
36.10.1 Enthalpy of Vaporization
38.1.4 Enthalpy of Fusion
38.2.3 Enthalpy of Atomization
38.4 Standard Molar Entropy