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Neodymium Properties
f
Neodymium
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
Properties
All
Physical
0
Melting Point
1,010.00 °C 44
Boiling Point
3,127.00 °C 28
Hardness
0
Mohs Hardness
Not Available 0
Brinell Hardness
265.00 MPa 35
Vickers Hardness
345.00 MPa 27
Optical Properties
0
Refractive Index
Not Available 0
Reflectivity
Not Available 0
Speed of Sound
2,330.00 m/s 38
Allotropes
No 0
α Allotropes
Not Available 0
β Allotropes
Not Available 0
γ Allotropes
Not Available 0
Chemical
0
Chemical Formula
Nd 0
Isotopes
0
Known Isotopes
30 9
Electronegativity
0
Pauling Electronegativity
1.14 41
Sanderson Electronegativity
Not Available 0
Allred Rochow Electronegativity
1.07 32
Mulliken-Jaffe Electronegativity
Not Available 0
Allen Electronegativity
Not Available 0
Electropositivity
0
Pauling Electropositivity
2.86 13
Ionization Energies
0
1st Energy Level
533.10 kJ/mol 77
2nd Energy Level
1,040.00 kJ/mol 79
3rd Energy Level
2,130.00 kJ/mol 69
Electrochemical Equivalent
1.79 g/amp-hr 37
Electron Work Function
3.20 eV 34
Other Chemical Properties
Chemical Stability, Corrosion, Flammable, Ionization 0
Mechanical
0
Density
0
Density At Room Temperature
7.01 g/cm
3
61
Density When Liquid (at m.p.)
6.89 g/cm3 36
Vapor Pressure
0
Vapor Pressure at 1000 K
0.00 (Pa) 21
Vapor Pressure at 2000 K
101.00 (Pa) 2
Tensile Strength
Not Available 0
Viscosity
Not Available 0
Elasticity properties
0
Shear Modulus
16.30 GPa 38
Bulk Modulus
31.80 GPa 37
Young's Modulus
41.40 GPa 40
Poisson Ratio
0.28 16
Other Mechanical Properties
NA 0
Periodic Table
0
Symbol
Nd 0
Group Number
1 17
Period Number
6 2
Block
f block 0
Element Family
Lanthanide 0
Atomic
0
Atomic Number
60 56
Atomic Weight
144.24 amu 50
Atomic Volume
20.60 cm3/mol 18
Electron Configuration
[Xe] 4f
4
6s
2
0
Valence Electron Potential
43.40 (-eV) 41
Atom
0
Number of Protons
60 55
Number of Neutrons
84 40
Number of Electrons
60 55
Crystal Structure
Double Hexagonal Close Packed (DHCP) 0
Crystal Lattice
DHCP-Crystal-Structure-of-Neodymium.jpg#100 0
Radius of an Atom
0
Atomic Radius
181.00 pm 13
Covalent Radius
201.00 pm 10
Van der Waals Radius
229.00 pm 20
Lattice Constant
365.80 pm 30
Lattice Angles
π/2, π/2, 2 π/3 0
Lattice C/A Ratio
1.61 4
Adjacent Atomic Numbers
0
Next Element
74 0
Previous Element
81 0
Magnetic
0
Electrical Properties
0
Resistivity
643.00 nΩ·m 6
Electrical Conductivity
0.02 10
6
/cm Ω 48
Electron Affinity
50.00 kJ/mol 21
Electrical Property
NA 0
Magnetic Characteristics
0
Specific Gravity
7.00 47
Magnetic Ordering
Paramagnetic 0
Permeability
Not Available 0
Susceptibility
Not Available 0
Thermal
0
Specific Heat
0.19 J/(kg K) 32
Thermal Conductivity
16.50 W/m·K 50
Critical Temperature
Not Available 0
Molar Heat Capacity
27.45 J/mol·K 17
Thermal Expansion
9.60 µm/(m·K) 41
Standard Molar Entropy
71.50 J/mol.K 13
Enthalpy
0
Enthalpy of Vaporization
273.00 kJ/mol 34
Enthalpy of Fusion
7.14 kJ/mol 45
Enthalpy of Atomization
322.00 kJ/mol 32
All >>
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