1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.4 Block
1.5 Element Family
Actinide
Transition Metal
1.6 CAS Number
74403597440053
7429905
54386242
1.7 Space Group Name
1.8 Space Group Number
2 Facts
2.1 Interesting Facts
- Americium metal is produced by bombarding Plutonium with Neutrons.
- Americium metal was discovered as a by-product while testing an atomic bomb (Manhattan Project).
- 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
2.2 Sources
Obtained By Bombarding Plutonium with Neutrons
Ores of metals
2.3 History
2.3.1 Who Discovered
Glenn T. Seaborg, Ralph A. James, Leon O. Morgan, Albert Ghiorso
William Hyde Wollaston
2.3.2 Discovery
2.4 Abundance
2.4.1 Abundance In Universe
2.8.1 Abundance In Sun
~-9999 %~0.0000003 %
1E-08
0.1
2.10.1 Abundance In Meteorites
3.4.2 Abundance In Earth's Crust
3.4.5 Abundance In Oceans
3.4.8 Abundance In Humans
5 Uses
5.1 Uses & Benefits
- Americium metal is used in smoke detection alarms.
-
In the future, this metal has a potential to be used in batteries of spacecrafts.
- 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.
5.1.1 Industrial Uses
NA
Aerospace Industry, Automobile Industry, Electronic Industry
5.1.2 Medical Uses
NA
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing
5.1.3 Other Uses
Alloys, Nuclear Research, Research Purposes
Coinage, Bullion, Jewellery
5.2 Biological Properties
5.2.1 Toxicity
5.2.2 Present in Human Body
5.2.3 In Blood
0.00 Blood/mg dm-3NA
0
1970
6.1.1 In Bone
7 Physical
7.1 Melting Point
994.00 °C1,554.90 °C
27
3410
7.4 Boiling Point
2,607.00 °C2,963.00 °C
147
5660
7.6 Appearance
7.6.1 Physical State
7.6.2 Color
7.6.3 Luster
7.7 Hardness
7.7.1 Mohs Hardness
7.9.2 Brinell Hardness
8.3.2 Vickers Hardness
8.4 Speed of Sound
8.5 Optical Properties
8.5.1 Refractive Index
8.6.2 Reflectivity
8.8 Allotropes
8.8.1 α Allotropes
Not Available
Not Available
8.8.2 β Allotropes
Not Available
Not Available
8.8.3 γ Allotropes
Not Available
Not Available
9 Chemical
9.1 Chemical Formula
9.2 Isotopes
9.2.1 Known Isotopes
9.3 Electronegativity
9.3.1 Pauling Electronegativity
9.3.4 Sanderson Electronegativity
9.3.7 Allred Rochow Electronegativity
9.3.10 Mulliken-Jaffe Electronegativity
9.3.13 Allen Electronegativity
9.4 Electropositivity
9.4.1 Pauling Electropositivity
9.5 Ionization Energies
9.5.1 1st Energy Level
578.00 kJ/mol520.23 kJ/mol
375.7
26130
9.5.2 2nd Energy Level
1,158.00 kJ/mol7,298.22 kJ/mol
710.2162
28750
9.5.4 3rd Energy Level
2,132.00 kJ/mol11,815.13 kJ/mol
1600
34230
9.5.6 4th Energy Level
3,493.00 kJ/molNA
2780
37066
9.5.9 5th Energy Level
9.5.11 6th Energy Level
9.5.14 7th Energy level
9.5.16 8th Energy Level
9.5.18 9th Energy Level
9.5.21 10th Energy Level
9.5.23 11th Energy Level
9.5.26 12th Energy Level
9.5.28 13th Energy Level
9.6.1 14th Energy Level
9.7.1 15th Energy Level
9.7.2 16th Energy Level
10.1.1 17th Energy Level
10.4.2 18th Energy Level
10.4.3 19th Energy Level
10.4.5 20th Energy Level
10.4.7 21st Energy Level
10.4.8 22nd Energy Level
10.5.2 23rd Energy Level
10.5.4 24th Energy Level
10.5.6 25th Energy Level
10.5.7 26th Energy Level
10.6.1 27th Energy Level
10.6.2 28th Energy Level
10.6.3 29th Energy Level
10.6.4 30th Energy Level
10.7 Electrochemical Equivalent
3.02 g/amp-hr1.99 g/amp-hr
0.16812
8.3209
10.8 Electron Work Function
10.9 Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity, Solubility
Chemical Stability, Corrosion, Ionization, Solubility
11 Atomic
11.1 Atomic Number
11.2 Electron Configuration
11.3 Crystal Structure
Double Hexagonal Close Packed (DHCP)
Face Centered Cubic (FCC)
11.3.1 Crystal Lattice
11.4 Atom
11.4.1 Number of Protons
11.4.2 Number of Neutrons
11.4.3 Number of Electrons
11.5 Radius of an Atom
11.5.1 Atomic Radius
173.00 pm137.00 pm
112
265
11.5.2 Covalent Radius
180.00 pm139.00 pm
96
260
11.5.3 Van der Waals Radius
244.00 pm163.00 pm
139
348
11.7 Atomic Weight
243.00 amu106.42 amu
6.94
294
11.11 Atomic Volume
17.86 cm3/mol8.90 cm3/mol
1.39
71.07
11.14 Adjacent Atomic Numbers
11.14.1 Previous Element
11.14.2 Next Element
11.15 Valence Electron Potential
44.00 (-eV)33.00 (-eV)
8
392.42
1.3 Lattice Constant
346.81 pm389.07 pm
228.58
891.25
1.4 Lattice Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
1.5 Lattice C/A Ratio
2 Mechanical
2.1 Density
2.1.1 Density At Room Temperature
12.00 g/cm312.02 g/cm3
0.534
40.7
2.2.1 Density When Liquid (at m.p.)
2.5 Tensile Strength
2.6 Viscosity
2.7 Vapor Pressure
2.7.1 Vapor Pressure at 1000 K
0.00 (Pa)0.00 (Pa)
2.47E-11
121
2.8.2 Vapor Pressure at 2000 K
2.9 Elasticity properties
2.9.1 Shear Modulus
2.9.3 Bulk Modulus
2.9.5 Young's Modulus
2.12 Poisson Ratio
3.3 Other Mechanical Properties
NA
Ductile, Malleable, Weldable
4 Magnetic
4.1 Magnetic Characteristics
4.1.1 Specific Gravity
4.1.4 Magnetic Ordering
4.1.5 Permeability
4.1.8 Susceptibility
4.3 Electrical Properties
4.3.1 Electrical Property
4.3.2 Resistivity
0.69 nΩ·m105.40 nΩ·m
0.18
961
4.3.4 Electrical Conductivity
0.02 106/cm Ω0.10 106/cm Ω
0.00666
0.63
4.3.7 Electron Affinity
5 Thermal
6.1 Specific Heat
0.11 J/(kg K)0.24 J/(kg K)
0.11
3.6
6.3 Molar Heat Capacity
62.70 J/mol·K25.98 J/mol·K
16.443
62.7
6.5 Thermal Conductivity
10.00 W/m·K71.80 W/m·K
6.3
429
6.7 Critical Temperature
6.9 Thermal Expansion
6.11 Enthalpy
6.11.1 Enthalpy of Vaporization
NA376.60 kJ/mol
7.32
799.1
6.11.3 Enthalpy of Fusion
14.39 kJ/mol16.74 kJ/mol
2.1
35.23
6.12.3 Enthalpy of Atomization
268.00 kJ/mol393.30 kJ/mol
61.5
837
6.13 Standard Molar Entropy
NA37.60 J/mol.K
9.5
198.1