1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.5 Block
1.6 Element Family
Transition Metal
Transition Metal
1.7 CAS Number
540375797440166
7429905
54386242
1.11 Space Group Name
1.12 Space Group Number
2 Facts
2.1 Interesting Facts
- Hassium metals rate of decay is very high.
- Hassium metals 1st sample was synthesized through a nuclear reaction.
- Rhodium is the rarest element out of all non-radioactive metals on the earth .
- Rhodium is one of the most durable and hard metal, which also have high reflectance.
2.2 Sources
Synthetically Produced
Earth's crust, Found As a By-product, Found in Minerals, Mining
2.3 History
2.3.1 Who Discovered
Gesellschaft für Schwerionenforschung
William Hyde Wollaston
2.3.2 Discovery
2.4 Abundance
2.4.1 Abundance In Universe
3.4.2 Abundance In Sun
~-9999 %~0.0000002 %
1E-08
0.1
3.4.4 Abundance In Meteorites
3.4.6 Abundance In Earth's Crust
3.4.8 Abundance In Oceans
3.4.9 Abundance In Humans
4 Uses
4.1 Uses & Benefits
- Currently known uses of Hassium metal are limited to research purpose only.
- Rhodium metal is mainly used in catalytic converters for cars as it reduces nitrogen oxides in exhaust gases.
- It is used as an industrial catalyst for nitric acid, acetic acid, hydrogenation reaction, etc.
4.1.1 Industrial Uses
NA
Aerospace Industry, Automobile Industry, Electrical Industry, Electronic Industry
4.1.2 Medical Uses
4.1.3 Other Uses
4.2 Biological Properties
4.2.1 Toxicity
4.2.2 Present in Human Body
4.2.3 In Blood
0.00 Blood/mg dm-3NA
0
1970
4.2.5 In Bone
6 Physical
6.1 Melting Point
6.2 Boiling Point
7.2 Appearance
7.2.1 Physical State
7.2.2 Color
7.2.3 Luster
7.3 Hardness
7.3.1 Mohs Hardness
7.4.1 Brinell Hardness
7.6.2 Vickers Hardness
7.7 Speed of Sound
7.8 Optical Properties
7.8.1 Refractive Index
7.8.2 Reflectivity
7.10 Allotropes
7.10.1 α Allotropes
Not Available
Not Available
7.10.2 β Allotropes
Not Available
Not Available
7.10.3 γ Allotropes
Not Available
Not Available
8 Chemical
8.1 Chemical Formula
8.2 Isotopes
8.2.1 Known Isotopes
8.4 Electronegativity
8.4.1 Pauling Electronegativity
8.4.3 Sanderson Electronegativity
9.2.2 Allred Rochow Electronegativity
9.3.2 Mulliken-Jaffe Electronegativity
9.3.4 Allen Electronegativity
9.4 Electropositivity
9.4.1 Pauling Electropositivity
9.5 Ionization Energies
9.5.1 1st Energy Level
733.30 kJ/mol719.70 kJ/mol
375.7
26130
9.5.3 2nd Energy Level
1,756.00 kJ/mol1,740.00 kJ/mol
710.2162
28750
9.5.4 3rd Energy Level
2,827.00 kJ/mol2,997.00 kJ/mol
1600
34230
9.7.2 4th Energy Level
3,637.50 kJ/molNA
2780
37066
9.7.4 5th Energy Level
4,940.00 kJ/molNA
4305.2
97510
9.7.6 6th Energy Level
6,175.10 kJ/molNA
5715.8
105800
9.7.8 7th Energy level
7,535.50 kJ/molNA
7226.8
114300
9.7.9 8th Energy Level
8,857.40 kJ/molNA
8857.4
125300
9.7.11 9th Energy Level
9.7.13 10th Energy Level
9.7.15 11th Energy Level
9.7.17 12th Energy Level
9.7.19 13th Energy Level
9.7.21 14th Energy Level
9.7.23 15th Energy Level
9.7.25 16th Energy Level
9.7.27 17th Energy Level
9.7.29 18th Energy Level
9.7.30 19th Energy Level
9.7.32 20th Energy Level
9.7.34 21st Energy Level
9.7.36 22nd Energy Level
9.7.37 23rd Energy Level
9.7.39 24th Energy Level
9.7.41 25th Energy Level
9.7.43 26th Energy Level
9.7.45 27th Energy Level
9.7.47 28th Energy Level
9.7.49 29th Energy Level
9.7.50 30th Energy Level
9.8 Electrochemical Equivalent
NA1.28 g/amp-hr
0.16812
8.3209
9.9 Electron Work Function
9.10 Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
Anti Corrosion, Ionization, Radioactive Isotopes
10 Atomic
10.1 Atomic Number
10.2 Electron Configuration
[Rn] 5f14 6d6 7s2
[Kr] 4d8 5s1
10.3 Crystal Structure
Hexagonal Close Packed (HCP)
Face Centered Cubic (FCC)
10.3.1 Crystal Lattice
10.4 Atom
10.4.1 Number of Protons
10.5.1 Number of Neutrons
10.6.1 Number of Electrons
11.2 Radius of an Atom
11.2.1 Atomic Radius
126.00 pm134.00 pm
112
265
11.5.2 Covalent Radius
134.00 pm142.00 pm
96
260
11.5.3 Van der Waals Radius
11.6 Atomic Weight
269.00 amu102.91 amu
6.94
294
11.7 Atomic Volume
NA8.30 cm3/mol
1.39
71.07
11.9 Adjacent Atomic Numbers
11.9.1 Previous Element
11.9.2 Next Element
11.10 Valence Electron Potential
11.11 Lattice Constant
NA380.34 pm
228.58
891.25
11.12 Lattice Angles
11.13 Lattice C/A Ratio
12 Mechanical
12.1 Density
12.1.1 Density At Room Temperature
40.70 g/cm312.41 g/cm3
0.534
40.7
12.2.1 Density When Liquid (at m.p.)
12.3 Tensile Strength
12.6 Viscosity
12.8 Vapor Pressure
12.8.1 Vapor Pressure at 1000 K
12.10.1 Vapor Pressure at 2000 K
13.2 Elasticity properties
13.2.1 Shear Modulus
13.2.3 Bulk Modulus
13.3.1 Young's Modulus
13.5 Poisson Ratio
13.7 Other Mechanical Properties
14 Magnetic
14.1 Magnetic Characteristics
14.1.1 Specific Gravity
14.1.2 Magnetic Ordering
14.1.3 Permeability
14.1.5 Susceptibility
14.3 Electrical Properties
14.3.1 Electrical Property
14.3.2 Resistivity
14.3.4 Electrical Conductivity
NA0.21 106/cm Ω
0.00666
0.63
14.3.6 Electron Affinity
15 Thermal
15.1 Specific Heat
16.2 Molar Heat Capacity
NA24.98 J/mol·K
16.443
62.7
16.3 Thermal Conductivity
16.4 Critical Temperature
16.6 Thermal Expansion
16.7 Enthalpy
16.7.1 Enthalpy of Vaporization
NA495.40 kJ/mol
7.32
799.1
16.7.3 Enthalpy of Fusion
17.1.1 Enthalpy of Atomization
17.3 Standard Molar Entropy
NA31.50 J/mol.K
9.5
198.1