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Palladium
Palladium

Roentgenium
Roentgenium



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Palladium
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Roentgenium

Palladium Roentgenium Comparison

1 Periodic Table
1.1 Symbol
Pd
Rg
1.2 Group Number
1011
Gadolinium Metal
0 17
1.3 Period Number
57
Lithium Metal
2 7
1.4 Block
d block
d block
1.5 Element Family
Transition Metal
Unknown
1.6 CAS Number
744005354386242
Aluminium Metal
7429905 54386242
1.7 Space Group Name
Fm_ 3m
Not Available
1.8 Space Group Number
225.00194.00
Plutonium Metal
11 229
2 Facts
2.1 Interesting Facts
  • Palladium alloys are used for Jewelry contains (95% Palladium and 5% Ruthenium)
  • In the late 1800s, Palladium metal used have more economical value than the Platinum metal.
  • Palladium element is known as a good catalyst
Not Available
2.2 Sources
Ores of metals
Synthetically Produced
2.3 History
2.3.1 Who Discovered
William Hyde Wollaston
Gesellschaft für Schwerionenforschung
2.3.2 Discovery
In 1803
In 1994
2.4 Abundance
2.4.1 Abundance In Universe
2 * 10-7 %NA
Thallium Metal
5E-09 0.11
2.4.2 Abundance In Sun
~0.0000003 %~-9999 %
Beryllium Metal
1E-08 0.1
2.4.3 Abundance In Meteorites
0.00 %NA
Gold Metal
1.7E-07 22
2.4.4 Abundance In Earth's Crust
0.00 %NA
Radium Metal
9.9E-12 8.1
2.4.5 Abundance In Oceans
NANA
Protactinium Metal
2E-23 1.1
2.4.6 Abundance In Humans
NANA
Radium Metal
1E-13 1.4
3 Uses
3.1 Uses & Benefits
  • Mostly palladium metal is used in catalytic converters. In electronic industry it is used in ceramic capacitors of mobile and computer.
  • It is used in jewellery and dental fillings and crowns.
  • Currently known uses of Roentgenium metal are limited to research purpose only.
3.1.1 Industrial Uses
Aerospace Industry, Automobile Industry, Electronic Industry
NA
3.1.2 Medical Uses
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing
NA
3.1.3 Other Uses
Coinage, Bullion, Jewellery
Research Purposes
3.2 Biological Properties
3.2.1 Toxicity
Toxic
Unknown
3.2.2 Present in Human Body
3.2.3 In Blood
NA0.00 Blood/mg dm-3
Plutonium Metal
0 1970
3.2.4 In Bone
NA0.00 p.p.m.
Plutonium Metal
0 170000
4 Physical
4.1 Melting Point
1,554.90 °CNA
Francium Metal
27 3410
4.2 Boiling Point
2,963.00 °CNA
Flerovium Metal
147 5660
4.3 Appearance
4.3.1 Physical State
Solid
Solid
4.3.2 Color
Silver
Silver
4.3.3 Luster
Metallic
Unknown Luster
4.4 Hardness
4.4.1 Mohs Hardness
4.75NA
Cesium Metal
0.2 8.5
4.4.2 Brinell Hardness
320.00 MPaNA
Cesium Metal
0.14 3490
4.4.3 Vickers Hardness
121.00 MPaNA
Gold
121 3430
4.5 Speed of Sound
3,070.00 m/sNA
Thallium Metal
818 16200
4.6 Optical Properties
4.6.1 Refractive Index
1.72NA
Mercury Metal
1.000933 1.7229
4.6.2 Reflectivity
84.00 %NA
Molybdenum Metal
58 97
4.7 Allotropes
4.7.1 α Allotropes
Not Available
Not Available
4.7.2 β Allotropes
Not Available
Not Available
4.7.3 γ Allotropes
Not Available
Not Available
5 Chemical
5.1 Chemical Formula
Pd
Rg
5.2 Isotopes
5.2.1 Known Isotopes
381
Tennessine Metal
0 38
5.3 Electronegativity
5.3.1 Pauling Electronegativity
2.20NA
Francium Metal
0.7 2.54
5.3.2 Sanderson Electronegativity
NANA
Cesium Metal
0.22 2.56
5.3.3 Allred Rochow Electronegativity
1.35NA
Cesium Metal
0.86 1.82
5.3.4 Mulliken-Jaffe Electronegativity
NANA
Cesium Metal
0.62 2.48
5.3.5 Allen Electronegativity
1.59NA
Cesium Metal
0.659 2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
1.80NA
Gold Metal
1.46 3.3
5.5 Ionization Energies
5.5.1 1st Energy Level
520.23 kJ/mol1,022.70 kJ/mol
Cesium Metal
375.7 26130
5.5.2 2nd Energy Level
7,298.22 kJ/mol2,074.40 kJ/mol
Ruthenium Metal
710.2162 28750
5.5.3 3rd Energy Level
11,815.13 kJ/mol3,077.90 kJ/mol
Osmium Metal
1600 34230
5.5.4 4th Energy Level
NA4,052.40 kJ/mol
Thorium Metal
2780 37066
5.5.5 5th Energy Level
NA5,306.70 kJ/mol
Dubnium Metal
4305.2 97510
5.5.6 6th Energy Level
NANA
Seaborgium Metal
5715.8 105800
5.5.7 7th Energy level
NANA
Bohrium Metal
7226.8 114300
5.5.8 8th Energy Level
NANA
Hassium Metal
8857.4 125300
5.5.9 9th Energy Level
NANA
Yttrium Metal
14110 134700
5.5.10 10th Energy Level
NANA
Strontium Metal
17100 144300
5.5.11 11th Energy Level
NANA
Yttrium Metal
19900 169988
5.5.12 12th Energy Level
NANA
Molybdenum Metal
22219 189368
5.5.13 13th Energy Level
NANA
Molybdenum Metal
26930 76015
5.5.14 14th Energy Level
NANA
Molybdenum Metal
29196 86450
5.5.15 15th Energy Level
NANA
Manganese Metal
41987 97510
5.5.16 16th Energy Level
NANA
Iron Metal
47206 109480
5.5.17 17th Energy Level
NANA
Cobalt Metal
52737 122200
5.5.18 18th Energy Level
NANA
Nickel Metal
58570 134810
5.5.19 19th Energy Level
NANA
Copper Metal
64702 148700
5.5.20 20th Energy Level
NANA
Molybdenum Metal
80400 171200
5.5.21 21st Energy Level
NANA
Molybdenum Metal
87000 179100
5.5.22 22nd Energy Level
NANA
Molybdenum Metal
93400 184900
5.5.23 23rd Energy Level
NANA
Molybdenum Metal
98420 198800
5.5.24 24th Energy Level
NANA
Molybdenum Metal
104400 195200
5.5.25 25th Energy Level
NANA
Molybdenum Metal
121900 121900
5.5.26 26th Energy Level
NANA
Molybdenum Metal
127700 127700
5.5.27 27th Energy Level
NANA
Molybdenum Metal
133800 133800
5.5.28 28th Energy Level
NANA
Molybdenum Metal
139800 139800
5.5.29 29th Energy Level
NANA
Molybdenum Metal
148100 148100
5.5.30 30th Energy Level
NANA
Molybdenum Metal
154500 154500
5.6 Electrochemical Equivalent
1.99 g/amp-hrNA
Beryllium Metal
0.16812 8.3209
5.7 Electron Work Function
5.12 eVNA
Cesium Metal
2.14 5.65
5.8 Other Chemical Properties
Chemical Stability, Corrosion, Ionization, Solubility
NA
6 Atomic
6.1 Atomic Number
46111
Lithium Metal
3 117
6.2 Electron Configuration
[Kr] 4d10
[Rn] 5f14 6d9 7s2
6.3 Crystal Structure
Face Centered Cubic (FCC)
Body Centered Cubic (BCC)
6.3.1 Crystal Lattice
6.4 Atom
6.4.1 Number of Protons
46111
Lithium Metal
3 117
6.4.2 Number of Neutrons
60161
Lithium Metal
4 184
6.4.3 Number of Electrons
46111
Lithium Metal
3 117
6.5 Radius of an Atom
6.5.1 Atomic Radius
137.00 pmNA
Beryllium Metal
112 265
6.5.2 Covalent Radius
139.00 pmNA
Beryllium Metal
96 260
6.5.3 Van der Waals Radius
163.00 pmNA
Zinc Metal
139 348
6.6 Atomic Weight
106.42 amu281.00 amu
Lithium Metal
6.94 294
6.7 Atomic Volume
8.90 cm3/molNA
Manganese Metal
1.39 71.07
6.8 Adjacent Atomic Numbers
6.8.1 Previous Element
6.8.2 Next Element
6.9 Valence Electron Potential
33.00 (-eV)NA
Francium Metal
8 392.42
6.10 Lattice Constant
389.07 pmNA
Beryllium Metal
228.58 891.25
6.11 Lattice Angles
π/2, π/2, π/2
NA
6.12 Lattice C/A Ratio
NANA
Beryllium Metal
1.567 1.886
7 Mechanical
7.1 Density
7.1.1 Density At Room Temperature
12.02 g/cm328.70 g/cm3
Lithium Metal
0.534 40.7
7.1.2 Density When Liquid (at m.p.)
10.38 g/cm3NA
Lithium Metal
0.512 20
7.2 Tensile Strength
NANA
Indium Metal
2.5 11000
7.3 Viscosity
NANA
Mercury Metal
0.001526 0.001526
7.4 Vapor Pressure
7.4.1 Vapor Pressure at 1000 K
0.00 (Pa)NA
Cerium Metal
2.47E-11 121
7.4.2 Vapor Pressure at 2000 K
0.00 (Pa)NA
Tungsten Metal
2.62E-10 774
7.5 Elasticity properties
7.5.1 Shear Modulus
44.00 GPaNA
Potassium Metal
1.3 222
7.5.2 Bulk Modulus
180.00 GPaNA
Cesium Metal
1.6 462
7.5.3 Young's Modulus
121.00 GPaNA
Cesium Metal
1.7 528
7.6 Poisson Ratio
0.39NA
Beryllium Metal
0.032 0.47
7.7 Other Mechanical Properties
Ductile, Malleable, Weldable
Unknown
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
12.02NA
Lithium Metal
0.53 4500
8.1.2 Magnetic Ordering
Diamagnetic
Unknown
8.1.3 Permeability
NANA
Bismuth Metal
1.25643E-06 0.0063
8.1.4 Susceptibility
NANA
Bismuth Metal
-0.000166 200000
8.2 Electrical Properties
8.2.1 Electrical Property
Conductor
Unknown
8.2.2 Resistivity
105.40 nΩ·mNA
Thallium Metal
0.18 961
8.2.3 Electrical Conductivity
0.10 106/cm ΩNA
Plutonium Metal
0.00666 0.63
8.2.4 Electron Affinity
54.23 kJ/molNA
Mercury Metal
0 222.8
9 Thermal
9.1 Specific Heat
0.24 J/(kg K)NA
Americium Metal
0.11 3.6
9.2 Molar Heat Capacity
25.98 J/mol·KNA
Beryllium Metal
16.443 62.7
9.3 Thermal Conductivity
71.80 W/m·KNA
Neptunium Metal
6.3 429
9.4 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
9.5 Thermal Expansion
11.80 µm/(m·K)NA
Tungsten Metal
4.5 97
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
376.60 kJ/molNA
Zinc Metal
7.32 799.1
9.6.2 Enthalpy of Fusion
16.74 kJ/molNA
Cesium Metal
2.1 35.23
9.6.3 Enthalpy of Atomization
393.30 kJ/molNA
Mercury Metal
61.5 837
9.7 Standard Molar Entropy
37.60 J/mol.KNA
Beryllium Metal
9.5 198.1