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Beryllium
Beryllium

Dysprosium
Dysprosium



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Dysprosium

Beryllium Dysprosium Comparison

1 Periodic Table
1.1 Symbol
Be
Dy
1.2 Group Number
2NA
Gadolinium Metal
0 17
1.3 Period Number
26
Lithium Metal
2 7
1.4 Block
s block
f block
1.5 Element Family
Alkaline Earth
Lanthanide
1.6 CAS Number
74404177429916
Aluminium Metal
7429905 54386242
1.7 Space Group Name
P63/mmc
P63/mmc
1.8 Space Group Number
194.00194.00
Plutonium Metal
11 229
2 Facts
2.1 Interesting Facts
  • Beryllium is best anti corrosion metal.
  • Beryllium is the lightest metal and still it is stronger than steel.
  • It also finds various applications in Nuclear reactors as a reflector.
  • Dysprosium acts stable in air at room temperature.
  • Dysprosium behaves very much like paramagnetic metal.
2.2 Sources
Earth's crust, Found in Minerals, Mining, Ores of metals, Ores of Minerals
Found in Minerals, Mining, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Louis Nicolas Vauquelin
Lecoq de Boisbaudran
2.3.2 Discovery
In 1797
In 1886
2.4 Abundance
2.4.1 Abundance In Universe
1 * 10-7 %2 * 10-7 %
Thallium Metal
5E-09 0.11
2.4.2 Abundance In Sun
~0.00000001 %~0.0000002 %
Palladium
1E-08 0.1
2.4.3 Abundance In Meteorites
0.00 %0.00 %
Gold Metal
1.7E-07 22
2.4.4 Abundance In Earth's Crust
0.00 %0.00 %
Radium Metal
9.9E-12 8.1
2.4.5 Abundance In Oceans
0.00 %0.00 %
Protactinium Metal
2E-23 1.1
2.4.6 Abundance In Humans
0.00 %NA
Radium Metal
1E-13 1.4
3 Uses
3.1 Uses & Benefits
  • Its alloys with copper or nickel are used in manufacturing Gyroscopes, springs, electrical contact and non sparking tools.
  • Beryllium Alloys are used as a material for aircraft, missiles, spacecraft and satellite.
  • 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.
3.1.1 Industrial Uses
Aerospace Industry, Ammunition Industry, Automobile Industry, Electrical Industry, Electronic Industry
NA
3.1.2 Medical Uses
NA
NA
3.1.3 Other Uses
Alloys
Alloys, Nuclear Research
3.2 Biological Properties
3.2.1 Toxicity
Toxic
Mildly Toxic
3.2.2 Present in Human Body
3.2.3 In Blood
0.00 Blood/mg dm-3NA
Plutonium Metal
0 1970
3.2.4 In Bone
0.00 p.p.m.NA
Plutonium Metal
0 170000
4 Physical
4.1 Melting Point
1,278.00 °C1,407.00 °C
Francium Metal
27 3410
4.2 Boiling Point
2,970.00 °C2,562.00 °C
Flerovium Metal
147 5660
4.3 Appearance
4.3.1 Physical State
Solid
Solid
4.3.2 Color
White Gray
Silvery White
4.3.3 Luster
Metallic
Metallic
4.4 Hardness
4.4.1 Mohs Hardness
5.50NA
Cesium Metal
0.2 8.5
4.4.2 Brinell Hardness
590.00 MPa500.00 MPa
Cesium Metal
0.14 3490
4.4.3 Vickers Hardness
1,670.00 MPa540.00 MPa
Palladium Metal
121 3430
4.5 Speed of Sound
12,890.00 m/s2,710.00 m/s
Thallium Metal
818 16200
4.6 Optical Properties
4.6.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
4.6.2 Reflectivity
NANA
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
Be
Dy
5.2 Isotopes
5.2.1 Known Isotopes
929
Tennessine Metal
0 38
5.3 Electronegativity
5.3.1 Pauling Electronegativity
1.571.22
Francium Metal
0.7 2.54
5.3.2 Sanderson Electronegativity
1.81NA
Cesium Metal
0.22 2.56
5.3.3 Allred Rochow Electronegativity
1.471.10
Cesium Metal
0.86 1.82
5.3.4 Mulliken-Jaffe Electronegativity
1.54NA
Cesium Metal
0.62 2.48
5.3.5 Allen Electronegativity
1.58NA
Cesium Metal
0.659 2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
2.432.78
Gold Metal
1.46 3.3
5.5 Ionization Energies
5.5.1 1st Energy Level
899.50 kJ/mol573.00 kJ/mol
Cesium Metal
375.7 26130
5.5.2 2nd Energy Level
1,757.10 kJ/mol1,130.00 kJ/mol
Ruthenium Metal
710.2162 28750
5.5.3 3rd Energy Level
14,848.70 kJ/mol2,200.00 kJ/mol
Osmium Metal
1600 34230
5.5.4 4th Energy Level
21,006.60 kJ/mol3,990.00 kJ/mol
Thorium Metal
2780 37066
5.5.5 5th Energy Level
NANA
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
0.17 g/amp-hr2.02 g/amp-hr
Palladium
0.16812 8.3209
5.7 Electron Work Function
4.98 eVNA
Cesium Metal
2.14 5.65
5.8 Other Chemical Properties
Corrosion, Ionization, Radioactive Isotopes
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility
6 Atomic
6.1 Atomic Number
466
Lithium Metal
3 117
6.2 Electron Configuration
[He] 2s2
[Xe] 4f9 6s2
6.3 Crystal Structure
Hexagonal Close Packed (HCP)
Hexagonal Close Packed (HCP)
6.3.1 Crystal Lattice
6.4 Atom
6.4.1 Number of Protons
466
Lithium Metal
3 117
6.4.2 Number of Neutrons
596
Lithium Metal
4 184
6.4.3 Number of Electrons
466
Lithium Metal
3 117
6.5 Radius of an Atom
6.5.1 Atomic Radius
112.00 pm178.00 pm
Palladium
112 265
6.5.2 Covalent Radius
96.00 pm192.00 pm
Palladium
96 260
6.5.3 Van der Waals Radius
153.00 pm229.00 pm
Zinc Metal
139 348
6.6 Atomic Weight
9.01 amu162.50 amu
Lithium Metal
6.94 294
6.7 Atomic Volume
5.00 cm3/mol19.00 cm3/mol
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
82.00 (-eV)47.40 (-eV)
Francium Metal
8 392.42
6.10 Lattice Constant
228.58 pm359.30 pm
Palladium
228.58 891.25
6.11 Lattice Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
6.12 Lattice C/A Ratio
1.571.57
Cadmium Metal
1.567 1.886
7 Mechanical
7.1 Density
7.1.1 Density At Room Temperature
1.85 g/cm38.54 g/cm3
Lithium Metal
0.534 40.7
7.1.2 Density When Liquid (at m.p.)
1.69 g/cm38.37 g/cm3
Lithium Metal
0.512 20
7.2 Tensile Strength
NA120.00 MPa
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
NANA
Tungsten Metal
2.62E-10 774
7.5 Elasticity properties
7.5.1 Shear Modulus
132.00 GPa24.70 GPa
Potassium Metal
1.3 222
7.5.2 Bulk Modulus
130.00 GPa40.50 GPa
Cesium Metal
1.6 462
7.5.3 Young's Modulus
287.00 GPa61.40 GPa
Cesium Metal
1.7 528
7.6 Poisson Ratio
0.030.25
Iron
0.032 0.47
7.7 Other Mechanical Properties
NA
Sectile
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
1.858.55
Lithium Metal
0.53 4500
8.1.2 Magnetic Ordering
Diamagnetic
Paramagnetic
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
Semiconductor
Conductor
8.2.2 Resistivity
36.00 nΩ·m926.00 nΩ·m
Thallium Metal
0.18 961
8.2.3 Electrical Conductivity
0.31 106/cm Ω0.01 106/cm Ω
Plutonium Metal
0.00666 0.63
8.2.4 Electron Affinity
0.00 kJ/mol50.00 kJ/mol
Mercury Metal
0 222.8
9 Thermal
9.1 Specific Heat
1.82 J/(kg K)0.17 J/(kg K)
Americium Metal
0.11 3.6
9.2 Molar Heat Capacity
16.44 J/mol·K27.70 J/mol·K
Palladium
16.443 62.7
9.3 Thermal Conductivity
200.00 W/m·K10.70 W/m·K
Neptunium Metal
6.3 429
9.4 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
9.5 Thermal Expansion
11.30 µm/(m·K)9.90 µm/(m·K)
Tungsten Metal
4.5 97
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
294.70 kJ/mol230.00 kJ/mol
Zinc Metal
7.32 799.1
9.6.2 Enthalpy of Fusion
11.72 kJ/mol11.05 kJ/mol
Cesium Metal
2.1 35.23
9.6.3 Enthalpy of Atomization
326.40 kJ/mol301.00 kJ/mol
Mercury Metal
61.5 837
9.7 Standard Molar Entropy
9.50 J/mol.K75.60 J/mol.K
Palladium
9.5 198.1