1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.6 Block
1.7 Element Family
1.8 CAS Number
74400757440008
7429905
54386242
2.2 Space Group Name
2.3 Space Group Number
3 Facts
3.1 Interesting Facts
- Plutonium metal if obtain from ores of uranium metal.
- Plutonium metal is very sensitive to the change in atmospheric conditions like temperature and pressure.
- Neodymium is not found free in nature, hence it is not a native metal.
- Neodymium metal found in minerals like Monazite and Bastnaesite.
3.2 Sources
Mining, Ores of metals
Found in Minerals, Mining
3.3 History
3.3.1 Who Discovered
Glenn T. Seaborg, Arthur Wahl, Joseph W. Kennedy, Edwin McMillan
Carl Auer von Welsbach
3.3.2 Discovery
In Between 1940 1941
In 1885
3.4 Abundance
3.4.1 Abundance In Universe
4.1.2 Abundance In Sun
~-9999 %~0.0000003 %
1E-08
0.1
4.5.2 Abundance In Meteorites
4.5.5 Abundance In Earth's Crust
4.5.8 Abundance In Oceans
5.2.2 Abundance In Humans
6 Uses
6.1 Uses & Benefits
- Plutonium was used in atomic bombs and still it is being used in various weapons and Ammunition industry.
-
It is also used in nuclear power plant as source of energy for space missions.
- Neodymium-Iron-boron alloy is used to make permanent magnets.
- It is used in microphones, Mp3 player, loudspeakers, mobile phones, etc.
6.1.1 Industrial Uses
Aerospace Industry, Ammunition Industry
Aerospace Industry, Electrical Industry, Electronic Industry
6.1.2 Medical Uses
6.1.3 Other Uses
6.2 Biological Properties
6.2.1 Toxicity
6.2.2 Present in Human Body
6.2.3 In Blood
0.00 Blood/mg dm-3NA
0
1970
1.3.2 In Bone
2 Physical
2.1 Melting Point
639.50 °C1,010.00 °C
27
3410
2.5 Boiling Point
3,235.00 °C3,127.00 °C
147
5660
2.13 Appearance
2.13.1 Physical State
2.13.2 Color
Silvery White
Silvery White
2.13.3 Luster
2.14 Hardness
2.14.1 Mohs Hardness
2.17.2 Brinell Hardness
3.6.2 Vickers Hardness
4.3 Speed of Sound
2,260.00 m/s2,330.00 m/s
818
16200
4.4 Optical Properties
4.4.1 Refractive Index
4.5.1 Reflectivity
4.6 Allotropes
4.6.1 α Allotropes
Not Available
Not Available
4.6.2 β Allotropes
Not Available
Not Available
4.6.3 γ Allotropes
Not Available
Not Available
5 Chemical
5.1 Chemical Formula
5.3 Isotopes
5.3.1 Known Isotopes
5.5 Electronegativity
5.5.1 Pauling Electronegativity
6.2.5 Sanderson Electronegativity
7.1.2 Allred Rochow Electronegativity
7.2.1 Mulliken-Jaffe Electronegativity
7.4.2 Allen Electronegativity
7.6 Electropositivity
7.6.1 Pauling Electropositivity
8.2 Ionization Energies
8.2.1 1st Energy Level
584.70 kJ/mol533.10 kJ/mol
375.7
26130
8.2.4 2nd Energy Level
1,128.00 kJ/mol1,040.00 kJ/mol
710.2162
28750
8.4.2 3rd Energy Level
2,084.00 kJ/mol2,130.00 kJ/mol
1600
34230
8.5.3 4th Energy Level
3,338.00 kJ/mol3,900.00 kJ/mol
2780
37066
9.2.2 5th Energy Level
9.3.2 6th Energy Level
10.1.2 7th Energy level
10.2.1 8th Energy Level
10.3.1 9th Energy Level
10.4.1 10th Energy Level
10.5.1 11th Energy Level
10.6.2 12th Energy Level
10.8.3 13th Energy Level
10.8.7 14th Energy Level
10.8.9 15th Energy Level
10.9.2 16th Energy Level
10.9.4 17th Energy Level
10.9.6 18th Energy Level
10.9.8 19th Energy Level
10.9.10 20th Energy Level
10.9.11 21st Energy Level
10.9.13 22nd Energy Level
10.9.15 23rd Energy Level
10.9.16 24th Energy Level
10.9.18 25th Energy Level
10.9.20 26th Energy Level
10.9.21 27th Energy Level
10.9.23 28th Energy Level
10.9.25 29th Energy Level
10.9.26 30th Energy Level
10.10 Electrochemical Equivalent
2.28 g/amp-hr1.79 g/amp-hr
0.16812
8.3209
10.11 Electron Work Function
10.12 Other Chemical Properties
Corrosion, Ionization, Radioactive Isotopes, Radioactivity
Chemical Stability, Corrosion, Flammable, Ionization
11 Atomic
11.1 Atomic Number
11.2 Electron Configuration
[Rn] 5f6 7s2
[Xe] 4f4 6s2
11.3 Crystal Structure
Monoclinic (MON)
Double Hexagonal Close Packed (DHCP)
11.3.1 Crystal Lattice
11.4 Atom
11.4.1 Number of Protons
11.4.3 Number of Neutrons
11.4.6 Number of Electrons
11.5 Radius of an Atom
11.5.1 Atomic Radius
159.00 pm181.00 pm
112
265
11.5.3 Covalent Radius
187.00 pm201.00 pm
96
260
11.5.6 Van der Waals Radius
200.00 pm229.00 pm
139
348
11.6 Atomic Weight
244.00 amu144.24 amu
6.94
294
11.8 Atomic Volume
12.32 cm3/mol20.60 cm3/mol
1.39
71.07
12.2 Adjacent Atomic Numbers
12.2.1 Previous Element
12.2.2 Next Element
12.3 Valence Electron Potential
64.90 (-eV)43.40 (-eV)
8
392.42
12.4 Lattice Constant
618.30 pm365.80 pm
228.58
891.25
12.8 Lattice Angles
12.9 Lattice C/A Ratio
13 Mechanical
13.1 Density
13.1.1 Density At Room Temperature
19.82 g/cm37.01 g/cm3
0.534
40.7
13.1.3 Density When Liquid (at m.p.)
16.63 g/cm36.89 g/cm3
0.512
20
13.3 Tensile Strength
13.4 Viscosity
13.5 Vapor Pressure
13.5.1 Vapor Pressure at 1000 K
0.00 (Pa)0.00 (Pa)
2.47E-11
121
13.5.3 Vapor Pressure at 2000 K
2.20 (Pa)101.00 (Pa)
2.62E-10
774
13.7 Elasticity properties
13.7.1 Shear Modulus
43.00 GPa16.30 GPa
1.3
222
13.8.1 Bulk Modulus
13.10.1 Young's Modulus
96.00 GPa41.40 GPa
1.7
528
13.12 Poisson Ratio
14.2 Other Mechanical Properties
15 Magnetic
15.1 Magnetic Characteristics
15.1.1 Specific Gravity
15.1.2 Magnetic Ordering
Paramagnetic
Paramagnetic
15.1.3 Permeability
15.1.5 Susceptibility
15.3 Electrical Properties
15.3.1 Electrical Property
15.3.2 Resistivity
1.46 nΩ·m643.00 nΩ·m
0.18
961
15.5.2 Electrical Conductivity
0.01 106/cm Ω0.02 106/cm Ω
0.00666
0.63
15.5.4 Electron Affinity
16 Thermal
16.1 Specific Heat
0.13 J/(kg K)0.19 J/(kg K)
0.11
3.6
16.2 Molar Heat Capacity
35.50 J/mol·K27.45 J/mol·K
16.443
62.7
16.3 Thermal Conductivity
6.74 W/m·K16.50 W/m·K
6.3
429
17.2 Critical Temperature
17.3 Thermal Expansion
46.70 µm/(m·K)9.60 µm/(m·K)
4.5
97
17.4 Enthalpy
17.4.1 Enthalpy of Vaporization
344.00 kJ/mol273.00 kJ/mol
7.32
799.1
17.5.3 Enthalpy of Fusion
2.82 kJ/mol7.14 kJ/mol
2.1
35.23
17.5.5 Enthalpy of Atomization
360.00 kJ/mol322.00 kJ/mol
61.5
837
17.6 Standard Molar Entropy
NA71.50 J/mol.K
9.5
198.1