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Dy Element
Dysprosium


Periodic Table
0
Symbol
Dy 0
Group Number
Not Available 0
Period Number
6 2
Block
f block 0
Element Family
Lanthanide 0
CAS Number
7429916 91
Space Group Name
P63/mmc 0
Space Group Number
194.00 5
Facts
0
Interesting Facts
  • Dysprosium acts stable in air at room temperature.
  • Dysprosium behaves very much like paramagnetic metal.
0
Sources
Found in Minerals, Mining, Ores of Minerals 0
History
0
Who Discovered
Lecoq de Boisbaudran 0
Discovery
In 1886 0
Abundance
0
Abundance In Universe
2 * 10-7 % 22
Abundance In Sun
~0.0000002 % 25
Abundance In Meteorites
0.00 % 33
Abundance In Earth's Crust
0.00 % 28
Abundance In Oceans
0.00 % 35
Abundance In Humans
Not Available 0
Uses
0
Uses & Benefits
  • Dysprosium metal is highly reactive due to which it pure form is not as usual as its alloy.
  • Thi metals alloy is used in magnate as it is resistance to high temperature.
0
Industrial Uses
NA 0
Medical Uses
NA 0
Other Uses
Alloys, Nuclear Research 0
Biological Properties
0
Toxicity
Mildly Toxic 0
Present in Human Body
No 0
In Blood
Not Available 0
In Bone
Not Available 0
Physical
0
Melting Point
1,407.00 °C 32
Boiling Point
2,562.00 °C 43
Appearance
0
Physical State
Solid 0
Color
Silvery White 0
Luster
Metallic 0
Hardness
0
Mohs Hardness
Not Available 0
Brinell Hardness
500.00 MPa 23
Vickers Hardness
540.00 MPa 20
Speed of Sound
2,710.00 m/s 33
Optical Properties
0
Refractive Index
Not Available 0
Reflectivity
Not Available 0
Allotropes
No 0
α Allotropes
Not Available 0
β Allotropes
Not Available 0
γ Allotropes
Not Available 0
Chemical
0
Chemical Formula
Dy 0
Isotopes
0
Known Isotopes
29 10
Electronegativity
0
Pauling Electronegativity
1.22 38
Sanderson Electronegativity
Not Available 0
Allred Rochow Electronegativity
1.10 30
Mulliken-Jaffe Electronegativity
Not Available 0
Allen Electronegativity
Not Available 0
Electropositivity
0
Pauling Electropositivity
2.78 16
Ionization Energies
0
1st Energy Level
573.00 kJ/mol 67
2nd Energy Level
1,130.00 kJ/mol 71
3rd Energy Level
2,200.00 kJ/mol 64
4th Energy Level
3,990.00 kJ/mol 37
5th Energy Level
Not Available 0
6th Energy Level
Not Available 0
7th Energy level
Not Available 0
8th Energy Level
Not Available 0
9th Energy Level
Not Available 0
10th Energy Level
Not Available 0
11th Energy Level
Not Available 0
12th Energy Level
Not Available 0
13th Energy Level
Not Available 0
14th Energy Level
Not Available 0
15th Energy Level
Not Available 0
16th Energy Level
Not Available 0
17th Energy Level
Not Available 0
18th Energy Level
Not Available 0
19th Energy Level
Not Available 0
20th Energy Level
Not Available 0
21st Energy Level
Not Available 0
22nd Energy Level
Not Available 0
23rd Energy Level
Not Available 0
24th Energy Level
Not Available 0
25th Energy Level
Not Available 0
26th Energy Level
Not Available 0
27th Energy Level
Not Available 0
28th Energy Level
Not Available 0
29th Energy Level
Not Available 0
30th Energy Level
Not Available 0
Electrochemical Equivalent
2.02 g/amp-hr 29
Electron Work Function
Not Available 0
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility 0
Atomic
0
Atomic Number
66 50
Electron Configuration
[Xe] 4f9 6s2 0
Crystal Structure
Hexagonal Close Packed (HCP) 0
Crystal Lattice
HCP-Crystal-Structure-of-Dysprosium.jpg#100 0
Atom
0
Number of Protons
66 49
Number of Neutrons
96 35
Number of Electrons
66 49
Radius of an Atom
0
Atomic Radius
178.00 pm 16
Covalent Radius
192.00 pm 17
Van der Waals Radius
229.00 pm 20
Atomic Weight
162.50 amu 45
Atomic Volume
19.00 cm3/mol 23
Adjacent Atomic Numbers
0
Previous Element
77 0
Next Element
79 0
Valence Electron Potential
47.40 (-eV) 32
Lattice Constant
359.30 pm 37
Lattice Angles
π/2, π/2, 2 π/3 0
Lattice C/A Ratio
1.57 15
Mechanical
0
Density
0
Density At Room Temperature
8.54 g/cm3 49
Density When Liquid (at m.p.)
8.37 g/cm3 25
Tensile Strength
120.00 MPa 15
Viscosity
Not Available 0
Vapor Pressure
0
Vapor Pressure at 1000 K
Not Available 0
Vapor Pressure at 2000 K
Not Available 0
Elasticity properties
0
Shear Modulus
24.70 GPa 31
Bulk Modulus
40.50 GPa 31
Young's Modulus
61.40 GPa 33
Poisson Ratio
0.25 25
Other Mechanical Properties
Sectile 0
Magnetic
0
Magnetic Characteristics
0
Specific Gravity
8.55 38
Magnetic Ordering
Paramagnetic 0
Permeability
Not Available 0
Susceptibility
Not Available 0
Electrical Properties
0
Electrical Property
Conductor 0
Resistivity
926.00 nΩ·m 2
Electrical Conductivity
0.01 106/cm Ω 56
Electron Affinity
50.00 kJ/mol 21
Thermal
0
Specific Heat
0.17 J/(kg K) 34
Molar Heat Capacity
27.70 J/mol·K 14
Thermal Conductivity
10.70 W/m·K 63
Critical Temperature
Not Available 0
Thermal Expansion
9.90 µm/(m·K) 40
Enthalpy
0
Enthalpy of Vaporization
230.00 kJ/mol 39
Enthalpy of Fusion
11.05 kJ/mol 32
Enthalpy of Atomization
301.00 kJ/mol 36
Standard Molar Entropy
75.60 J/mol.K 7
Summary >>
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